발 간 사 정부가 1989년을 기초연구진흥 원년으로 선포한 이후 우리나라의 기초연구 투자규모가 매년 큰 폭으로 상승하여, 1989년 4,045억원에 불과하였던 기초연구 투자규모가 2007년에는 4조 9,187억원으로 늘어나 동 기간 동안 약 12배가 증가 하였습니다. 이와 더불어 우리나라의 SCI논문 수는 1989년 1,382편(세계29위) 에서 2008년 35,569편(세계12위)으로 늘어나 약 26배나 증가하였습니다. 이처럼 양적인 측면에서 우리나라의 기초연구는 괄목할만한 수준으로 성장하였습니다. 그러나 논문 1편당 평균 피인용 수준 은 1993년 세계31위(1.33회)에서 2008년 세계30위(3.28회)로 소폭 상승에 그쳐 여전히 OECD 국가 중 하위권 수준에 머물러 있으며, 세계평균(2008년 4.62회)과도 현격한 차이를 보이고 있습니다. 게다가 우리나라의 최근 11년간 피인용 상위 1%논문 점유율 은 1.5%(세계 16위)로 SCI논문 점유율(2008년 2.4%) 보다 훨씬 낮은 수준이며, 노벨상 후보로 거론되는 고피인용 과학자(ISIHIGHLYCITED.COM)(총 6,332명) 점유율도 0.06%(4명)에 불과해 아직까지 우리나라 기초연구의 질적 수준이 선진국들과 큰 차이를 보이고 있습니다. 이에 반해, 일본은 노벨상 후보로 거론 되는 고피인용 과학자군이 총 260명(4.11%)으로 우리나라의 65배에 달하고, 2008년에는 4명(현재까지 총 13명)의 노벨 과학상 수상자를 배출하는 등 기초 연구의 질적 수준이 우리나라를 압도하고 있는 실정입니다. 이는 최근 들어 SCI급 학술지에 대한 우리나라 과학자들의 논문 게재수가 괄목할만하게 증가 하였으나 영향력이 높은 고피인용 논문이 상대적으로 적었기 때문입니다. 본 보고서는 질적 수준이 우수한 논문 현황을 분석하여 우리나라 기초연구의 질적 수준과 역량을 진단하고 정책적 시사점을 도출하기 위한 것으로서, 최근 11년간 피인용 상위 1% 및 0.1% 에 해당하는 한국인 과학자 논문현황 분석 자료가 수록되어 있습니다. 분석결과에 따르면 우리나라의 피인용 상위 1%논문은 1998년 29편에서 2008년 133편으로 괄목할 수준으로 증가하였습니다. 이는 우리 나라 기초연구의 위상이 점차 높아지고 있음을 입증하는 과학적 증거자료라 할 수 있습니다.
한편, 최근 11년간 피인용 상위 0.1% 에 해당하는 한국인 과학자의 논문은 105편이며, 이 중 60편의 논문 사사(acknowledgement)에 국내지원기관이 표기 되어 있습니다. 지원기관이 표기된 60편의 논문 중 정부부처와 관련이 있는 논문은 총 56.7편(94.4%)이며, 이중 교육과학기술부와 관련된 논문은 총 54.3편 (90.6%)인 것으로 조사되었습니다. 또한, 최근 3년간 한국인 과학자 피인용 상위 1%논문은 549편이며, 이 중 248편 (45.2%)이 교육과학기술부 주요 R&D사업(기초과학연구사업, 특정연구개발사업, 학술연구조성사업, 원자력연구개발사업, 과학기술국제화사업)의 지원에 의해 산출된 것으로 분석되었습니다. 이처럼 질적으로 우수한 논문은 대부분이 정부 연구개발사업을 통해 산출 되므로 우리나라가 노벨과학상에 도전하기 위해서는 기초연구에 대한 투자의 확대와 더불어 연구의 질적 수준을 높이기 위한 정부의 정책적 노력이 필요 합니다. 아무쪼록 동 보고서가 우리나라 연구자들의 연구 성과를 널리 알리고, 기초연구 진흥과 관련된 과학기술정책 수립의 기초자료로 활용될 수 있기를 기대합니다. 마지막으로 본 보고서의 내용은 저자들의 견해이며, 한국연구재단의 공식적인 의견이 아님을 밝힙니다. 2009. 9 한국연구재단 이사장
요 약 문 ⅺ I. 서론 1 1. 분석배경 1 2. 분석목표 3 II. 분석 개요 3 1. 분석도구 3 2. 분석범위 4 3. 분석기준 4 4. 분석의 한계 8 III. ESI의 이해 9 1. SCI(Science Citation Index) 개요 9 2. ESI(Essential Science Indicators) 개요 12 IV. 피인용 상위 1%논문 현황 15 1. 총괄 15 2. 연구주체별 실적 17 3. 주요 기관별 실적 18 4. 연구 분야별 실적 19 5. 피인용 통계 26 6. 국제협력 실적 31 7. 국내 연구주체 간 공동연구 실적 35 8. 교육과학기술부 주요 연구개발사업의 실적 37 - v -
V. 피인용 상위 0.1%논문 현황 39 1. 총괄 39 2. 연구주체별 실적 41 3. 주요 기관별 실적 42 4. 연구 분야별 실적 44 5. 피인용 통계 49 6. 국제협력 실적 50 7. 저자별 실적 55 8. 국내 연구주체 간 공동연구 실적 56 9. 연구지원기관 및 사업별 현황 58 VI. 정책적 시사점 61 부록Ⅰ. SCI 관련 주요 통계 모음 65 부록Ⅱ. ESI(Essential Science Indicators) 사용 매뉴얼 73 부록Ⅲ. 피인용 상위 0.1% 한국인 과학자 논문 목록 89 부록Ⅳ. 피인용 상위 0.1% 한국인 과학자 논문 요약 99 참고 문헌 206 - vi -
<표 1> 우리나라의 연구개발비와 SCI논문 실적 1 <표 2> SCI 고피인용(Highly Cited) 한국인 연구자 2 <표 3> 상위 1%논문 기준피인용수(1998~2008) 5 <표 4> 상위 0.1%논문 기준피인용수(1998~2008) 7 <표 5> SCI DB 종류 및 개요 10 <표 6> ESI 22개 분야 분류표 13 <표 7> 국가별 피인용 상위 1%논문 점유율 현황 15 <표 8> 한국인 과학자의 피인용 상위 1%논문 현황 16 <표 9> 한국인 과학자 피인용 상위 1%논문 현황(제1저자 기준) 16 <표 10> 한국인 과학자 피인용 상위 1% NSC논문 현황 16 <표 11> 한국인 과학자 피인용 상위 1%논문 연구주체별 현황 17 <표 12> 한국인 과학자 피인용 상위 1%논문 연구주체별 현황(제1저자 기준) 17 <표 13> 한국인 과학자 피인용 상위 1%논문 주요 기관별 현황 18 <표 14> 한국인 과학자 피인용 상위 1%논문 주요 기관별 현황(제1저자 기준) 18 <표 15> 한국인 과학자 피인용 상위 1%논문 연구분야별 현황 19 <표 16> 한국인 과학자 전체논문/상위 1%논문 분야별 비교 20 <표 17> 한국인 과학자 피인용 상위 1%논문 연구분야별 현황(제1저자 기준) 21 <표 18> 한국인 과학자 피인용 상위 1%논문 주요 기관별 강점 분야 현황 22 <표 19> 한국인 과학자 피인용 상위 1%논문 주요 기관별 강점 분야 현황(제1저자 기준) 23 <표 20> 한국인 과학자 피인용 상위 1%논문 주요 학술지별 현황 24 <표 21> 한국인 과학자 피인용 상위 1%논문 주요 학술지별 현황(제1저자 기준) 25 <표 22> 한국인 과학자 피인용 상위 1%논문 저자 역할별 평균 피인용수 26 <표 23> 한국인 과학자 피인용 상위 1%논문 주요 기관별 평균피인용 27 <표 24> 한국인 과학자 피인용 상위 1%논문 주요 기관별 평균피인용(제1저자 기준) 27 <표 25> 한국인 과학자의 논문 중 피인용수 상위 10위 현황 28 - vii -
<표 26> 한국인 과학자의 논문 중 분야별 피인용수 1위 현황 29 <표 27> 한국인 과학자의 논문 중 분야별 피인용수 1위 현황(제1저자 기준) 30 <표 28> 한국인 과학자 피인용 상위 1%논문 국제협력연구 현황 31 <표 29> 한국인 과학자 피인용 상위 1%논문 국제협력연구 현황(제1저자 기준) 31 <표 30> 한국인 과학자 피인용 상위 1%논문 분야별 국제협력연구 현황 32 <표 31> 한국인 과학자 피인용 상위 1%논문 분야별 국제협력연구 현황(제1저자 기준) 33 <표 32> 한국인 과학자 피인용 상위 1%논문 국제협력유무별 평균 피인용 현황 34 <표 33> 한국인 과학자 피인용 상위 1%논문 국제협력유무별 평균 피인용 현황(제1저자 기준) 34 <표 34> 한국인 과학자 피인용 상위 1%논문 국내 연구주체 간 협력유형별 현황 35 <표 35> 한국인 과학자 피인용 상위 1%논문 국내 연구주체 간 협력유형별 현황(제1저자 기준) 35 <표 36> 한국인 과학자 피인용 상위 1%논문 국내 협력유형별 평균 피인용수 36 <표 37> 한국인 과학자 피인용 상위 1%논문 국내 협력유형별 평균 피인용수(제1저자 기준) 36 <표 38> 최근 3년간 교과부 3대 R&D사업 피인용 상위 1%논문 게재현황 37 <표 39> 교과부 주요 연구개발사업의 피인용 상위 1%논문실적(세부사업별 현황) 38 <표 40> 한국인 과학자 피인용 상위 0.1%논문 연도별 현황 39 <표 41> 한국인 과학자 피인용 상위 0.1%논문 연도별 현황(제1저자) 39 <표 42> 한국인 과학자 피인용 상위 0.1%논문 연도별 현황(교신저자) 40 <표 43> 한국인 과학자 피인용 상위 0.1% NSC논문 현황 40 <표 44> 한국인 과학자 피인용 상위 0.1%논문 연구주체별 현황 41 <표 45> 한국인 과학자 피인용 상위 0.1%논문 기관별 현황 42 <표 46> 한국인 과학자 피인용 상위 0.1%논문 기관별 현황(제1저자 기준) 42 <표 47> 한국인 과학자 피인용 상위 0.1%논문 기관별 현황(교신저자 기준) 43 <표 48> 한국인 과학자 피인용 상위 0.1%논문 연구분야별 현황 44 <표 49> 한국인 과학자 피인용 상위 0.1%논문 연구분야별 현황(주저자) 44 <표 50> 한국인 과학자 전체논문/상위 1%논문 분야별 비교 45 <표 51> 한국인 과학자 피인용 상위 0.1%논문 주요 학술지별 현황 46 <표 52> 한국인 과학자 피인용 상위 0.1% 논문 주요 학술지별 현황(주저자 기준) 46 <표 53> 한국인 과학자 피인용 상위 0.1%논문관련 세부 선도영역개척 분야 47 <표 54> 한국인 과학자 피인용 상위 0.1%논문 저자역할별 평균 피인용수 49 <표 55> 한국인 과학자 피인용 상위 0.1%논문 주요 기관별 평균 피인용수 49 - viii -
<표 56> 한국인 과학자 피인용 상위 0.1%논문 국제협력연구 현황 50 <표 57> 한국인 과학자 피인용 상위 0.1%논문 국제협력연구 현황(주저자 기준) 50 <표 58> 한국인 과학자 피인용 상위 0.1%논문 협력국가별 현황 51 <표 59> 한국인 과학자 피인용 상위 0.1%논문 협력국가별 현황(주저자 기준) 51 <표 60> 한국인 과학자 피인용 상위 0.1%논문 분야별 국제협력 현황 52 <표 61> 한국인 과학자 피인용 상위 0.1%논문 분야별 국제협력 현황(주저자 기준) 53 <표 62> 한국인 과학자 피인용 상위 0.1%논문 국제협력유무별 평균피인용수 54 <표 63> 한국인 과학자 피인용 상위 0.1%논문 국제협력유무별 평균피인용수(주저자 기준) 54 <표 64> 한국인 과학자 피인용 상위 0.1%논문 주요 저자별 현황(주저자 기준) 55 <표 65> 한국인 과학자 피인용 상위 0.1%논문 국내 연구주체 간 협력유형별 현황 56 <표 66> 한국인 과학자 피인용 상위 0.1%논문 국내 연구주체 간 협력유형별 현황(주저자 기준) 56 <표 67> 한국인 과학자 피인용 상위 0.1%논문 국내 연구주체 간 협력유형별 피인용수 57 <표 68> 한국인 과학자 피인용 상위 0.1%논문 국내 연구주체 간 협력유형별 피인용수(주저자 기준) 57 <표 69> 한국인 과학자 피인용 상위 0.1%논문 지원 기관별 현황 58 <표 70> 한국인 과학자 피인용 상위 0.1%논문 교과부 세부 지원사업별 현황 59 <표 71> 우리나라 기초연구비 대비 피인용 상위 0.1% 및 1% 논문수 61 <표 72> 우리나라 SCI논문 점유율과 상위 1%논문 점유율 비교 62 <표 73> 노벨과학상 후보로 거론되는 고피인용 과학자군 현황 62 <표 74> 한국인 과학자 주요분야 고피인용 논문 국제협력비율 64 <표 75> 한국인 과학자 고피인용 논문 국제협력유무별 평균 피인용 현황 64 - ix -
<그림 1> 상위 1% 기준피인용수의 연도별 증가 배수 6 <그림 2> 한국인 과학자 피인용 상위 1%논문 연구주체별 현황 17 <그림 3> 한국인 과학자 피인용 상위 1%논문 저자 역할별 평균 피인용수 26 <그림 4> 한국인 과학자 피인용 상위 1%논문 주요 기관별 평균피인용 27 <그림 5> 한국인 과학자 피인용 상위 1%논문 국제협력연구 현황 31 <그림 6> 교과부 주요 R&D 사업별 피인용 상위 1%논문현황(2008년) 37 <그림 7> 한국인 과학자 피인용 상위 0.1%논문 발표 현황 40 <그림 8> 한국인 과학자 피인용 상위 0.1%논문 연구주체별 현황 41 <그림 9> 한국인 과학자 피인용 상위 0.1%논문 국제협력연구 현황 50 <그림 10> 한국인 과학자 피인용 상위 0.1%논문 주요분야별 국제협력연구 현황 53 <그림 11> 기초연구비와 피인용 상위 0.1% 및 1% 논문과의 상관관계 61 <그림 12> 한국인 과학자 고피인용 논문 국제협력유무별 평균 피인용 현황 64 - x -
요 약 문 1. 분석목적 질적 수준이 우수한 고피인용 논문(피인용 상위 1% 및 0.1%)현황을 분석 하여 우리나라 기초 원천연구의 수준과 역량을 진단하고 정책적 시사점 도출 2. 분석대상 최근 11년간 피인용 상위 1% 및 0.1% 논문(Highly Cited Paper) 중 한국 과학자가 발표한 논문 본 보고서에 수록된 고피인용 논문은 최근 11년 동안 발표된 논문들을 대상으로 22개 분야 및 연도별 피인용수를 기준으로 추출함(ESI 1998~2008) 3. 분석결과 한국인 과학자의 고피인용 논문이 지속적으로 증가 피인용 상위 1%논문 4.6배 증가(ʼ98년 29편 ʼ08년 133편) 피인용 상위 1% 제1저자 논문 5.9배 증가(ʼ98년 14편 ʼ08년 83편) <우리나라의 고피인용 논문 증가추이(1998~2008)> 300 250 200 150 100 50 0 1 29 49 14 26 상위1% 상위1%(제1저자) 상위0.1% 6 6 69 49 88 8 7 63 67 107 128 77 98 99 00 01 02 03 04 05 06 07 08 17 14 140 87 14 161 96 13 100 177 239 12 128 83 133 7 18 16 14 12 10 8 6 4 2 0 - xi -
우리나라의 피인용 상위 1%논문 점유율은 세계 16위 최근 11년간 피인용 상위 1%논문 점유율은 1.5%로 세계 16위를 기록 <주요국의 피인용 상위 1%논문 점유율 비교표> 피인용 상위 1%논문 (ʼ99. 1 ~ ʼ09. 4) SCI 논문 (2008년도) 국 가 순위 논문 비율 순위 논문 비율 미 국 1 52,453 58.4 1 340,638 23.22 중 국 8 3,907 4.3 2 112,804 7.69 영 국 2 13,052 14.5 3 91,273 6.22 독 일 3 9,926 11.0 4 87,424 5.96 일 본 6 5,413 6.0 5 79,541 5.42 프랑스 4 6,213 6.9 6 64,493 4.40 한 국 16 1,358 1.5 12 35,569 2.42 주) ESI DB는 격월 단위로 갱신되는 DB로 데이터의 다운로드 시점에 따라 논문수가 달라질 수 있음. 본 분석대상 논문(1,320편)은 ESI 4월 기준이며, 국가별 한국인 논문(1,358편)분석은 ESI 8월 기준임 한국의 고피인용 논문은 주로 물리/화학분야의 성과 전체논문(공저논문 포함)을 기준으로 할 때는 물리분야가 고피인용 논문을 가장 많이 산출 제1저자 또는 주저자 논문을 기준으로 할 때는 화학분야가 고피인용 논문을 가장 많이 산출 <주요 연구분야별 고피인용 논문 점유율> 구 분 피인용 상위 1%논문 피인용 상위 0.1%논문 전체논문 제1저자 논문 전체논문 주저자 논문 물 리 학 18.9% 12.2% 30.5% 13.6% 화 학 18.9% 24.8% 14.3% 31.8% 공 학 14.3% 20.0% 10.5% 13.6% 재 료 과 학 14.2% 18.2% 10.5% 13.6% 임 상 의 학 7.7% 5.8% 11.4% 13.6% 기타(17개 분야) 26.0% 19.0% 22.8% 13.8% 주) 주저자 : 제1저자 또는 교신저자 논문을 의미 - xii -
고피인용 논문은 대부분이 대학 및 공공연구기관의 성과 피인용 상위 1%논문의 94.0%가 대학/공공연구기관의 성과 피인용 상위 0.1%논문의 96.1%가 대학/공공연구기관의 성과 서울대가 고피인용 논문을 가장 많이 발표 <연구주체별 고피인용 논문 점유율> 구 분 대 학 공공연구기관 민간연구기관 합 계 상위 1%논문 83.3% 10.7% 6.1% 100% 상위 0.1%논문 87.8% 8.3% 3.9% 100% <기관별 고피인용 논문 점유율 비교> 순 위 피인용 상위 0.1%논문 기 관 논문수 비율 평균 피인용 피인용 상위 1%논문 기 관 논문수 비율 평균 피인용 1 서울대학교 38 21.1% 364.3 서울대학교 325 15.7% 124.7 2 연세대학교 17 9.4% 482.8 연세대학교 159 7.7% 124.1 3 POSTECH 16 8.9% 265.9 고려대학교 134 6.5% 84.1 4 고려대학교 15 8.3% 214.6 POSTECH 122 5.9% 110.1 5 KAIST 9 5.0% 282.2 KAIST 114 5.5% 100.6 고피인용 논문은 대부분이 정부가 지원한 성과 최근 11년간 피인용 상위 0.1%에 해당하는 한국논문은 105편이며, 이 중 60편의 사사(acknowledgement)에 국내 지원기관이 표기 통상 특정저자의 기여도가 낮은 경우 동 저자에 대한 지원기관 표기가 생략됨 지원기관이 표기된 60편의 논문 중 정부부처와 관련이 있는 논문은 총 56.7편(94.4%)이며, 이중 교육과학기술부와 관련된 논문은 총 54.3편 (90.6%)임 - xiii -
<지원기관별 피인용 상위 0.1%논문 현황> 지원기관 표기 有 구분 정부 부처 교과부 복지부 농수산부 기상청 소계 논문수 54.3 1.5 0.5 0.3 56.7 (58) (3) (1) (1) (63) 점유율 90.6% 2.5% 0.8% 0.6% 94.4% (84.1%) (4.3%) (1.4%) (1.4%) (91.3%) 공공 기관 2.3 (4) 3.9% (5.7%) 민간 기관 1 (2) 1.6% (2.8%) 합계 60 (69) 100% (100%) 지원 기관 표기 無 45 총계 105 (114) 주) ( )밖의 수는 복수의 기관에서 지원을 받은 경우 논문 1편을 지원기관수로 나눈 수치임 ( )안의 수는 복수의 기관에서 지원을 받은 경우 각각을 1편으로 인정하여 합산한 수치임 교과부 주요 R&D사업이 고피인용 논문의 45.2%를 산출 최근 3년간 게재된 한국과학자의 피인용 상위 1%논문 549편 중 248편 (45.2%)이 교과부 주요 R&D사업(기초과학연구사업, 특정연구개발사업, 학술 연구조성사업, 원자력연구개발사업, 과학기술국제화사업)으로 산출된 성과 최근 11년간 게재된 한국과학자 피인용 상위 0.1%논문 중 지원기관이 표기된 논문은 60편이며, 이 중 34편(56.7%)이 교과부 주요R&D사업으로 산출된 성과임 <최근 3년간 교과부 주요 R&D사업 피인용 상위 1%논문 게재현황> 구 분 2006 2007 2008 합계 국가 전체 177편 239편 133편 549편 교과부 주요 R&D사업 75건 (42.4%) 112건 (46.9%) 61건 (45.9%) 248건(45.2%) 주) ʾ06년 및 ʾ07년은 기존 과학재단 관리 사업만을, ʾ08년은 교과부 주요 R&D사업을 바탕으로 분석을 실시 <최근 11년간 교과부 주요 R&D사업 피인용 상위 0.1%논문 게재현황> 구 분 ʾ98~ʾ02 ʾ03 ʾ04 ʾ05 ʾ06 ʾ07 ʾ08 합계 국가 전체 28 17 14 14 13 12 7 105 전 체 교과부 주요 R&D사업 10 3.8 6.5 2.5 6 4.2 1 34 국가 전체 16 14 8 7 8 6 1 60 지원기관 표기 有 교과부 주요 10 3.8 6.5 2.5 6 4.2 1 34 R&D사업 - xiv -
우수연구센터 창의사업에서 고피인용 논문을 가장 많이 산출 최근 11년간 교과부 지원을 통해 게재된 한국인 과학자 피인용 상위 0.1% 논문 58편 중 12.6편이 우수연구센터, 6.5편이 창의적연구진흥사업을 통해 산출 <최근 11년간 교과부 주요 사업별 피인용 상위 0.1%논문 게재현황> 기초과학연구사업 특정연구개발사업 학술 구 분 우수연구 프론 국제화 BK21 기타 합계 창의 기타 합계 기타 합계 조성 센터 티어 논문수 12.6 6.5 2.7 21.8 1.8 1.5 3.3 6.8 2.0 6.2 17.9 58 점유율 21.7% 11.2% 4.7% 37.6% 3.2% 2.5% 5.7% 11.8% 3.4% 10.6% 30.9% 100% 주저논문 기준 최다 피인용 연구자는 포항공대 김기문 교수 총설논문(Review) 및 정규논문 기준 최다 피인용 연구자는 연세대 권영준 교수임 순 위 <한국인 과학자 피인용 상위논문 현황> 게재 연도 학술지명 논 문 명 한국인 저자 1 2004 Physics Letters B Journal Of Physics 2 2006 G-Nuclear And Particle Physics 3 1998 Physical Review Letters 4 2003 Nature 5 2000 Nature Review Of Particle Physics Review Of Particle Physics Evidence For Oscillation Of Atmospheric Neutrinos Reticular Synthesis And The Design Of New Materials A Homochiral Metal-Organic Porous Material For Enantioselective Separation And Catalysis 권영준 /연세대 권영준 /연세대 김수봉 /서울대 논문 유형 분야 피인용 횟수 한국인 저자 역할 Review 물리학 2,965 공저자 Article 물리학 2,263 공저자 Article 물리학 2,031 공저자 채희권 /한국외대 Review 화학 1,185 공저자 (현:서울대) 김기문외 6인/ 포항공대 Article 화학 1,101 주저자 - xv -
서울대 현택환 교수가 고피인용 논문을 가장 많이 게재 피인용 상위 0.1%논문(주저자 논문 기준)을 가장 많이 게재한 연구자는 서울대 현택환 교수임 <피인용 상위 0.1%논문 최다 게재자(서울대 현택환 교수) 논문 현황> 저자명 소속 저 널 명 현택환 서울대 Journal Of The American Chemical Society Journal Of The American Chemical Society Chemical Communications 게재 연도 피인 용수 2001 491 2002 353 2003 291 논 문 명 Synthesis Of Highly Crystalline And Monodisperse Maghemite Nanocrystallites Without A Size-Selection Process Fabrication Of Hollow Palladium Spheres And Their Successful Application To The Recyclable Heterogeneous Catalyst For Suzuki Coupling Reactions Chemical Synthesis Of Magnetic Nanoparticles Nature Materials 2004 328 Advanced Materials 2006 95 Ultra-Large-Scale Syntheses Of Monodisperse Nanocrystals Recent Progress In The Synthesis Of Porous Carbon Materials(Review논문) 4. 정책적 시사점 우수한 논문은 대부분이 정부연구개발사업을 통해 산출되므로 우리나라가 노벨과학상에 도전하기 위해서는 기초연구에 대한 투자확대와 더불어 연구의 질적 수준을 높이기 위한 정부의 정책적 노력이 필요 세계 정상급 기초연구 성과를 도출하기 위해서는 창의적연구진흥사업과 같은 선택과 집중형 R&D사업과 우수연구센터와 같은 연구거점 육성사업을 꾸준히 지원할 필요가 있음 기초연구의 질적 수준 높이기 위해서는 국제공동연구를 확대해야 함 - xvi -
Ⅰ. 서 론 I. 서 론 1. 분석배경 정부의 지속적인 노력으로 국가 총 연구개발투자가 꾸준히 증가 특히, 국가 총 연구개발비 중 기초연구 비중이 꾸준히 증가 - 1993년(13.1%) 2002년(13.7%) 2007년(15.7%) <표 1> 우리나라의 연구개발비와 SCI논문 실적 구분 당해년도 (억원) 국가총연구개발비 기초연구 투자비중 (%) PPP달러 (Mil) 연구원 수 SCI논문의 양적 수준 논문수 세계 순위 세계 점유율 SCI논문의 질적 수준 5년주기 평균 피인용수 세계 순위 1993 61,530 13.1 9,910 98,764 2,966 28 0.42 1.33 31 1994 78,947 14.3 12,041 117,446 3,963 24 0.53 1.41 34 1995 94,406 12.5 13,681 128,315 5,390 23 0.69 1.46 33 1996 108,781 13.2 15,282 132,023 6,437 21 0.80 1.58 33 1997 121,858 13.3 16,637 138,438 7,870 18 0.96 1.69 33 1998 113,366 14.6 14,789 129,767 9,854 16 1.13 1.77 33 1999 119,218 13.6 15,793 134,568 11,332 16 1.27 1.88 34 2000 138,485 12.6 18,494 159,973 12,494 16 1.39 2.01 35 2001 161,105 12.6 21,280 178,937 14,904 15 1.61 2.19 34 2002 173,251 13.7 22,507 189,888 15,923 14 1.71 2.39 33 2003 190,687 14.5 23,969 198,171 18,839 14 1.86 2.63 30 2004 221,853 15.3 27,936 209,979 19,392 14 1.96 2.80 30 2005 241,554 15.3 30,618 234,702 23,099 14 2.03 3.05 30 2006 273,457 15.2 35,886 256,598 23,297 13 2.05 3.27 28 2007 313,014 15.7 41,742 289,098 25,494 12 2.17 3.44 30 <자료 출처> NTIS 과학기술통계 & MSTI 2009/1(OECD) & NSI 1981-2007 1
피인용 상위 1% 논문현황 분석 이에 따라 기초연구의 양적 지표인 SCI논문 수가 획기적으로 증가 1993년 2,966편(세계 28위)에 불과하던 SCI논문 수가 2008년에는 35,569편 (세계 12위)으로 늘어나 동 기간동안 12배가 증가 그러나 기초연구의 질적 수준은 여전히 미흡한 실정 2008년 기준 최근 5년간(ʾ04년~ʾ08년) 발표한 논문 1편당 평균 피인용수는 3.28회(세계 30위)로 세계 평균 4.62회에 훨씬 못 미치는 수치 이로 인하여 우리나라는 아직까지 노벨과학상 수상자가 없는 실정 노벨과학상은 한 국가의 과학기술 수준, 국제화 정도, 국가경쟁력 등을 측정 하는 국제적인 지표로 활용(IMD과학경쟁력 평가항목의 하나) 일본은 2008년 4명 등 현재까지 13명의 수상자를 배출 1) - 일본 이외에도 아시아 국가 중에는 중국, 인도, 파키스탄 등이 수상자를 배출 한국인 연구자 중 노벨과학상에 근접한 연구자로 평가되는 SCI 고피인용 <표 2> SCI 고피인용(Highly Cited) 한국인 연구자 성명(국문) 소속기관 기관소재 분 야 김수봉 서울대학교 대한민국 Physics 박수문 포항공과대학교 대한민국 Materials Science 유병삼 연세대학교 대한민국 Economics/Business 정상욱 포항공대/Rutgers대 대한민국/미국 Physics 피터 김 Merck Research Laboratories 미국 Biology & Biochemistry 홍완기 University of Texas M.D. Anderson Cancer Center 미국 Clinical Medicine 한창대 University of Akron 미국 Materials Science 최원규 Washington University in St. Louis 미국 Neuroscience 이창용 Cornell University 미국 Agricultural Sciences 신강근 University of Michigan 미국 Computer Science 김용원 UES Inc. 미국 Materials Science 김정빈 University of California, Los Angeles 미국 Engineering <자료 출처> ISIHIGHLYCITED.COM(홈페이지: hcr3.isiknowledge.com/home.cgi) 1) 2008년 노벨 물리학상을 수상한 난부 요이치로( 南 部 陽 一 郞 )는 미국국적이지만, 일본계 과학자로 포함한 수치임 2
Ⅱ. 분석 개요 (Highly Cited) 연구자 2) 는 4명(한국계 연구자를 포함할 경우 13명)에 불과한 반면, 일본은 260명으로 우리나라의 65배 수준 이에 질적 수준이 우수한 논문현황을 분석하여 우리나라 기초연구의 수준을 진단하고 정책적 시사점 도출할 필요성 증대 피인용 상위 1% SCI논문에 대한 국제비교, 분야별 비교 등을 통해 우리나라의 강점분야와 수준을 파악하고 향후 발전방안을 제시할 필요성 증대 2. 분석목표 국가과학기술역량을 평가하는 지표로 활용되는 피인용 상위 1%논문(Highly Cited Paper 3) )에 게재된 한국인 과학자의 현황을 분석하여, 우리나라 기초 원천연구의 수준과 역량을 진단하고 정책적 시사점 도출 II. 분석 개요 1. 분석도구 ESI(Essential Science Indicators) 본 보고서에 수록된 피인용 상위 1% 및 상위 0.1% 논문현황의 분석은 주로 ESI-Baseline 4) (1998~2008)을 기준으로 함 단, 일정 부분은 최신 통계를 보여주기 위해 ESI-Baseline(1998~2008)를 활용함 2) SCI DB를 발간하는 Thomson Reuters사에서 분야별 고피인용 연구자 6,332명 발표(분야별 상위 250명 정도), 1981~2005년에 게재된 논문을 대상 고피인용자 추출 3) Highly Cited Paper는 Thomson Reuters가 제작하는 ESI(Essential Science Indicators) DB에서 제공하는 지표로 최근 10년 이내에 발표된 SCI 논문 중 동일 게재년도 및 분야별 피인 용수 기준으로 상위 1%에 속하는 논문임. 통상 Highly Cited Paper는 해당 분야 내에서 학문적 영향력이 높은(질적 수준이 높은) 논문으로 간주됨 4) Base Line : 22개 분야 및 년도별 피인용 상위 0.01%, 0.1%, 1%, 10%, 20%, 50%에 포함되기 위한 최소 피인용횟수에 대한 기준 제공(ESI DB) 3
피인용 상위 1% 논문현황 분석 기타 활용 자료 Web of Science : ESI에서 제공하지 않은 SCI 논문 통계 피인용 상위 0.1% 한국논문에 대한 심층 분석을 위해 개별 논문의 사본을 입수하여 해당논문의 연구비 지원기관 등을 조사 2. 분석범위 피인용 상위 1%논문 현황 분석 분석대상 : 피인용 상위 1%논문(Highly Cited Paper) 중 한국인 과학자가 발표한 논문 - 피인용 상위 1%논문은 최근 11년(1998~2008) 동안 발표된 논문들을 대상으로 22개 분야 및 연도별 피인용수 기준으로 상위 1%에 해당하는 논문임 분석방법 : 계량서지학적(bibliometric method) 연구방법 분석내용 : 분야별 기관별 연구사업별 현황 등 피인용 상위 0.1%논문 현황 분석 분석대상 : 한국인 과학자가 발표한 피인용 상위 0.1%논문 - 피인용 상위 0.1%논문은 최근 11년(1998~2008) 동안 발표된 논문들을 대상으로 22개 분야 및 연도별 피인용수 기준으로 상위 0.1%에 해당하는 논문임 분석방법 : 계량서지학적(bibliometric method) 연구방법 분석내용 : 분야별 기관별 연구사업별 현황 등 3. 분석기준 피인용 상위 1%논문 현황 분석 자료수집 : ESI DB에서 제공하는 피인용 상위 1%논문에 대한 서지사항 통계 산정기준 : 저자 주소가 South Korea 로 표기된 논문 기준 최근 11년간(1998~2008) 연도 분야별 상위 1% 기준피인용수(Baseline)는 <표3>과 같음 4
Ⅱ. 분석 개요 - 분야별로는 분자생물/유전학의 평균 기준피인용수가 240로 가장 높으며, 수학이 평균 기준피인용수가 31로 가장 낮게 나타나, 분야별로 기준피인용수가 최대 7.7배 차이가 있는 것으로 나타남( 분야별 피인용횟수의 편차가 큼을 알 수 있음) <표 3> 상위 1%논문 기준피인용수(1998~2008) 구 분 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 전체 분자생물/유전학 391 355 345 303 260 223 172 137 87 49 13 240 면 역 학 274 245 236 234 211 178 147 110 77 42 11 177 신경/행동과학 249 253 221 209 172 135 107 82 56 27 8 158 생 물 / 생 화 학 238 219 193 172 153 134 106 77 48 26 7 142 미 생 물 학 201 178 163 146 134 112 96 75 49 23 8 121 임 상 의 학 184 173 165 149 137 119 97 74 48 25 7 116 우 주 과 학 171 178 144 155 126 120 98 83 54 33 10 116 정신의학/심리학 162 152 137 121 102 90 73 49 33 16 5 96 약 학 / 독 성 학 131 132 131 132 121 93 80 56 41 20 6 94 화 학 130 128 126 111 109 89 77 59 38 21 7 87 환 경 / 생 태 학 146 131 121 109 101 83 68 49 31 16 5 84 물 리 학 133 129 122 112 94 80 70 52 35 19 8 83 지 구 과 학 138 125 112 95 82 67 55 42 28 14 5 78 융 합 분 야 68 59 83 75 109 111 83 54 53 31 14 67 식물/동물과학 100 95 90 85 76 63 53 37 25 13 5 65 경 제 / 경 영 120 99 100 77 67 52 39 28 16 9 3 60 재 료 과 학 87 89 88 78 71 70 55 42 27 14 4 59 농 업 과 학 90 88 83 70 62 55 42 30 19 10 4 55 사회과학 일반 67 64 62 53 49 40 33 25 15 8 4 42 공 학 61 58 57 51 46 40 34 24 16 9 3 39 컴 퓨 터 과 학 71 67 59 61 57 40 28 22 13 9 3 38 수 학 51 49 44 38 34 27 23 17 12 7 3 31 <자료 출처> ESI(Essential Science Indicators) Baseline(1999~2008) 5
피인용 상위 1% 논문현황 분석 연도별 상위 1% 기준피인용수(Baseline)가 논문 발표 후 3년까지는 급격히 증가하다가 4년 후부터는 점차 완만하게 증가하는 추세임 - 즉, 최근 3년 이내에 발표된 피인용 상위 1%논문은 시간의 경과에 따라 1% 밖으로 밀려날 수 있는 불확실성이 상존함을 알 수 있음 <그림 1> 상위 1% 기준피인용수의 연도별 증가 배수 3.0 2.5 2.5 2.0 1.5 1.0 0.5 0.0 0.9 0.5 0.4 0.2 0.2 0.1 0.1 0.1 1년후 2년후 3년후 4년후 5년후 6년후 7년후 8년후 9년후 피인용 상위 0.1%논문 현황 분석 자료수집 : 대상 논문의 원문을 입수하여 공저자, 주저자(제1저자 및 교신 저자), 소속기관, 연구비 지원기관 등을 조사 통계 산정 기준 - 소속기관 구분 : 논문에 기록된 저자의 소속기관을 기준으로 함 동일소속 연구자들이 공저한 논문인 경우 하나의 기관으로 집계하였고, 소속이 다른 저자들이 공저한 경우는 각 소속기관이 1편을 발표한 것으로 산정 - 연구비 지원기관 구분 : 지원기관이 두개 이상인 경우에는 각각을 하나로 인정 6
Ⅱ. 분석 개요 <표 4> 상위 0.1%논문 기준피인용수(1998~2008) 구 분 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 전체 분자생물/유전학 1051 896 927 782 663 618 504 324 219 129 35 660 면 역 학 943 839 647 628 517 531 403 312 217 130 26 544 신경/행동과학 553 575 543 516 403 285 294 176 117 57 17 412 생물/생화학 645 620 530 489 454 349 253 192 122 67 18 406 임 상 의 학 581 557 495 450 416 372 290 223 150 73 18 366 미 생 물 학 623 456 432 402 323 291 216 227 98 49 16 333 우 주 과 학 719 505 371 369 333 422 282 195 147 88 19 330 물 리 학 451 414 404 363 298 246 207 146 95 49 22 272 화 학 484 405 405 368 339 251 212 157 99 51 15 267 약학/독성학 374 344 414 306 304 233 206 138 106 45 13 252 융 합 분 야 461 462 343 295 516 372 370 105 121 74 32 251 정신의학/심리학 354 385 375 284 259 230 161 118 79 37 11 246 환경/생태학 406 292 394 306 239 209 202 121 81 33 11 237 지 구 과 학 361 317 294 255 223 147 163 124 66 32 10 215 재 료 과 학 255 279 282 237 206 227 163 119 72 36 10 182 식물/동물과학 262 261 249 215 188 162 134 91 62 29 9 176 경 제 / 경 영 307 288 230 156 165 133 99 63 37 18 6 174 컴퓨터과학 260 222 283 305 235 147 86 72 42 20 7 141 농 업 과 학 224 205 199 172 135 139 96 67 38 20 10 137 공 학 180 170 159 142 123 100 80 57 38 23 7 109 사회과학 일반 175 158 162 133 110 88 74 56 33 18 8 108 수 학 129 148 105 94 108 65 56 40 26 14 6 82 <자료 출처> ESI(Essential Science Indicators) Baseline(1998~2008) 7
피인용 상위 1% 논문현황 분석 4. 분석의 한계 최근 발표된 논문의 인용통계는 불확실성 상존 최근 3년 이내에 발표된 피인용 상위 1%논문은 시간의 경과에 따라 1% 밖 으로 밀려날 수 있는 불확실성 상존 자기인용(Self-Citation)의 영향력 상존 피인용 상위 1% 통계는 자기 스스로 인용한 논문도 포함됨 피인용수는 세부분야별 특성을 정확히 반영할 수 없음 ESI DB가 분야별 특성을 반영하기 위해 22개 중분야별로 피인용 상위 1% 통계를 제공하고 있으나, 세부분야별 특성을 정확히 반영하지 못함 같은 물리학이라도 입자물리학과 고체물리학은 평균 공저자 수와 평균인용수가 다를 수밖에 없음 ESI DB가 여러 가지 제약 조건이 있음 본 연구의 주요 분석도구인 ESI DB는 자료 검색 및 Down Load에 여러 가지 제약 요소가 있어 국제비교 등 다양한 분석을 할 수 없었음 특히, ESI DB는 2개월 단위로 갱신되고 DB를 제작하는데 많은 시간이 소요되어 피인용 통계를 실시간으로 제공하지 못하고 있음 8
Ⅲ. ESI의 이해 III. ESI의 이해 1. SCI(Science Citation Index) 개요 SCI DB 제작사 Thomson Reuters(이하 TR사) 설립개요 1958년에 설립된 미국의 민간 정보서비스 제공기관 - 설립당시 회사명 : ISI (Institute for Scientific Information) - ISI사는 1958년 Dr. Eugene Garfield가 설립한 민간연구소로 과학기술 및 인문사회 분야의 중요 학술지 정보를 데이터베이스화하여 제공 TR사는 1958년 Current Contents(최신목차집) 발간을 시작으로 출발한 미국의 Secondary Information Service 기관으로써 전 세계적으로 영향력 있는 학술지의 최신 동향과 수록내용을 분석가공하여 제공하고 있음 TR사는 SCI DB를 1974년부터 온라인으로, 1988년부터 CD-ROM으로 제공하여 왔으며, 1997년부터는 Web을 통해서도 제공하고 있음 SCI DB의 명성 TR사가 발간하는 SCI (Science Citation Index) 자료는 학계에 널리 알려진 자료로서 SCI등재 학술지 논문 게재 수는 한 나라의 국제적인 과학 활동의 지표로서 인식되고 있음 <참 고 사 항> TR사에서 제공하는 논문정보 DB에는 SCI 이외에도 여러 형태의 DB가 있으나 SCI DB가 일반적으로 가장 많이 활용되고 있고 잘 알려져 있어서 TR사에서 제공하는 각종 논문정보를 통칭하여 "SCI DB"라 칭하고 있음 SCI는 30년 이상 엄정한 심사를 통과한 학술지에 대한 데이터베이스를 구축하여 제공함으로써 세계적인 권위를 인정받고 있음 과학기술정책에 관한 학술지인 Scientometrics지는 이 자료를 이용하여 세계 각국의 기초과학수준 비교자료를 매년 정기적으로 발표함 9
피인용 상위 1% 논문현황 분석 SCI DB 종류 및 개요 <표 5> SCI DB 종류 및 개요 종 류 개 요 Web of Science National Citation Report(NCR) National Science Indicators(NSI) Journal Citation Report(JCR) Essential Science Indicator(ESI) 12,000여종의 주요학술지에 수록된 개별 논문의 서지사항 및 인용정보 제공 - Science Citation Index Expanded(9,000저널) - Social Science Citation Index (1,900저널) - Art&Humanity Citation Indexes(1,100저널) - 1900년도까지의 학술저널을 Century of Science에 수록 특정국가가 발표한 논문의 서지사항 및 인용정보 수록 (1981~현재까지) 국가별, 분야별 발표논문 수 및 인용횟수에 관한 통계 수록 (1981~현재까지) 갱신 주기 매주 업데이트 매년 매년 형 태 Web CD-ROM CD-ROM 학술지에 대한 인용정보(IF포함) 등을 수록 매년 CD-ROM Web of Science에 수록된 논문 중 상위 1% 인용도를 점유하는 논문에 대한 분야별, 국가별 랭킹 및 통계정보, 동향 정보 등을 제공 격월 Web SCI와 SCIE Web of Science는 자연과학, 사회과학, 인문과학분야에서 세계적으로 영향력 있는 약 9,200여종의 학술지에 대한 서지정보 및 인용정보 제공 - Science Citation Index Expanded(SCIE) : 과학기술(9,000여종) - Social Sciences Citation Index(SSCI) : 사회과학(1,900여종) - Arts & Humanities Citation Index(AHCI) : 예술 및 인문과학분야 약 1,100여종 저널 10
Ⅲ. ESI의 이해 - SCI는 SCIE에 수록된 학술지 중에서 핵심 학술지(Core Journal) 3,800여종을 엄선한 것으로 CD-ROM의 형태로 제공되며, 일반적으로 SCI라 함은 SCIE를 지칭함 SCI 선정기준 선정이유 - ISI사에서는 소수의 핵심 학술지가 전 세계 지식을 좌우한다. 는 Garfield의 인용집중법칙 5) 에 근거하여 상위 10-15% 이내의 학술지를 선정 - 실제로, 전 세계 10만 여종의 학술지 중 2,000여종의 학술지가 전 세계 문헌 정보의 약 85%를 차지하고 있으며, 인용된 문헌의 약 95%를 차지함 학술지 선정기준 - 기본적인 기준 출판시기를 정확히 준수하고 있는가? 국제적인 편집기준을 따르고 있는가? 서지정보가 영어로 작성되어 있는가? 동료평가(peer review)에 의해 엄격하게 평가되고 있는가? - 편집내용 : ISI사 편집자들에 의한 학술지 수록 논문의 내용에 대한 평가 로서, 학술지 논문들이 해당 주제 분야에 충실한지, 새롭게 부각되고 있는 주제 분야를 잘 반영하고 있는지? - 국제성 : 학술지의 편집위원장, 편집위원 및 저자들에 대한 국제적 명성과 다양성을 대표하고 있는지? - 인용도 : 학술지의 인용도가 동일 주제 분야에서 다른 학술지보다 높은가? - 해당저널의 자기 인용 비율이 20% 이하여야 함 학술지 선정과정 - 1단계 : 논문 인용도 등을 포함한 SCI 학술지 선정기준에 따라 핵심 학술 지를 선정하여 Web of Science (SCIE) 데이터베이스에 수록함 5) 인용집중법칙 : Garfield는 1969년도에 생산된 과학 잡지 2,200종에 실린 약 100만 건의 인용 자료를 분석하여 인용 자료의 24%가 25개의 학술지에 집중적으로 실리는 사실을 발견하였다. 이를 Garfield의 인용집중 법칙이라 함 11
피인용 상위 1% 논문현황 분석 - 2단계 : Web of Science 의 SCIE에 등재된 학술지 중 논문인용도가 높은 3,800여종의 학술지를 선정하여 SCI에 등재함 2. ESI(Essential Science Indicators) 개요 ESI 개요 최근 10년 이내에 발표된 피인용 상위 1% SCI논문을 대상으로 서지분석을 통해 통계정보와 동향정보를 제공하는 데이터베이스 데이터베이스 갱신 주기는 2개월이며, 논문 게재와 ESI데이터베이스간의 타임랙(timelag)은 3~4개월 정도로 추정 6) 제공자료 - 통계자료 : 상위 1% 과학자 및 기관, 상위 50% 국가 및 학술지 7) - 서지정보 : 피인용 상위 1%논문(Highly Cited Papers), 최근 2개월 피인용 상위 0.01%논문(Hot Papers)에 대한 상세 리스트 제공 - 동향정보 : 피인용 상위 1%논문의 피인용 군집분석을 통해 최근 주목받는 세부 영역(Research Fronts) 도출 및 관련 피인용 상위 1% 논문리스트 제공 ESI 구성 피인용 순위 8) - 피인용수 합계 상위 1% 과학자 및 기관에 대한 통계제공 - 피인용수 합계 상위 50% 국가 및 학술지에 대한 통계제공 Most Cited Papers - Highly Cited Papers : 최근 10년 이내에 발표된 논문으로써, 각 연도별 12 분야별 피인용 상위 1%논문 - Hot Papers : 최근 2년 이내에 발표된 논문으로서, 최근 2개월간 피인용 상위 0.01%논문 6) 갱신 주기 2개월과 동향분석을 위한 데이터정제 2개월로 총 3~4개월 추정 7) 상세한 논문 리스트는 제공하지 않고 통계 숫자만 제공 8) ESI DB의 22개 분야 내 피인용수 기준임
Ⅲ. ESI의 이해 피인용 분석 - 피인용기준(Baselines) : 22개 분야별 및 연도별 평균피인용수와 상위 0.01%, 0.1%, 1%, 10%, 20%, 50% 기준 피인용수 통계 제공 - 선도영역개척(Research Fronts) : Highly Cited Papers를 대상으로 피인용 군집분석(Cluster Analysis)을 통해 특정 주제별로 그룹화하여, 최근에 주목 받는 연구영역을 제시 <표 6> ESI 22개 분야 분류표 번 호 22개 대분류(국문) 22개 대분류(영문) 1 농업과학 Agricultural Sciences 2 생물/생화학 Biology & Biochemistry 3 화학 Chemistry 4 임상의학 Clinical Medicine 5 컴퓨터과학 Computer Science 6 경제/경영 Economics & Business 7 공학 Engineering 8 환경/생태학 Environment/Ecology 9 지구과학 Geosciences 10 면역학 Immunology 11 재료과학 Materials Science 12 수학 Mathematics 13 미생물학 Microbiology 14 분자생물/유전학 Molecular Biology & Genetics 15 융합분야 Multidisciplinary 16 신경/행동과학 Neuroscience & Behavior 17 약학/독성학 Pharmacology & Toxicology 18 물리학 Physics 19 식물/동물과학 Plant & Animal Science 20 정신의학/심리학 Psychiatry/Psychology 21 사화과학 일반 Social Sciences, general 22 우주과학 Space Science 13
피인용 상위 1% 논문현황 분석 ESI를 활용시 제약사항 피인용 순위는 전체 SCI논문에 대한 통계가 아니므로 활용상 제약이 있으며, 저자 순위의 경우 동명이인에 대한 구분이 불가능 9) 170여개 분야를 활용하는 JCR 지표와 달리 ESI는 22개 분야분류를 활용 하여 분야별 특성을 제대로 반영하지 못함 ESI를 활용한 SCI논문 성과지표 Highly Cited Papers / Baselines - 분야별 피인용 백분율 수준(상위 0.01%, 0.1%, 1%, 10%, 20%, 50%)을 나타내는 지표로 활용 가능 - 분야별 평균 피인용 수준과의 상대 비교지표 활용 가능 SCI논문 피인용의 상대적인(백분율 또는 평균대비) 질적수준 제시 ex) 2006년도 A논문이 Physics에서 피인용이 14회 Physics 상위 10%논문이며, 분야평균대비 1.5배 Hot Papers - 논문 게재후 곧바로 피인용이 급격하게 이루어지는 논문으로 해당 분야의 ʻ핵심 논문ʼ 일 확률이 높음 동향분석에 주로 활용되는 항목으로 성과지표로는 부적절 선도영역개척(Research Fronts) - 최근 주목받는 영역에 대한 논문수, 총 피인용수, 논문당 피인용수, 평균 게재연도 제시 - 평균 게재연도를 통해 얼마나 최신 동향인가를 제시 - 논문수를 통해 해당 분야의 연구 규모를 제시 - 논문당 피인용수를 통해 해당 분야의 집중도(Intensity)를 제시 연구동향분석에 적합하며, 독창적인 분야를 선도하는 과학자의 선정은 가능하나 성과지표로는 부적절 일본은 선도영역개척(Research Fronts) 자료를 통해 과학기술로드맵에 대한 청사진 제시 [NISTEP(2005), "Comprehensive Analysis of Science and Technology Benchmarking and Foresight"] 9) 저자, 기관의 경우 분야별 피인용 횟수 상위 1%, 국가 및 저널은 분야별 피인용 횟수 상위 50%에 들지 않으면 순위 리스트에서 제외됨 14
Ⅳ. 피인용 상위 1%논문 현황 IV. 피인용 상위 1%논문 현황 1. 총괄 미국이 전 분야에 걸쳐 가장 높은 점유율을 보임으로써 모든 과학기술 분야 에서 독보적인 위치를 차지하고 있음을 알 수 있음 우리나라의 피인용 상위 1%논문(ʼ99.1 ~ ʼ09.4) 점유율은 1.5%로 2008년 SCI논문 점유율 2.42%에 비해 낮은 수준 최근 11년 동안 발표된 한국인 과학자 논문 중 피인용 상위 1%논문 수는 1998년 29편에서 2008년 133편으로 지난 11년간 약 6배 증가 국 가 <표 7> 국가별 피인용 상위 1%논문 점유율 현황 SCI피인용 상위1%논문('99.1~'09.4) 순 위 논문수 점유율 (단위 : 건, %) SCI논문(2008) 순위 미 국 1 52,453 58.4% 1 중 국 8 3,907 4.3% 2 영 국 2 13,052 14.5% 3 독 일 3 9,926 11.0% 4 일 본 6 5,413 6.0% 5 프 랑 스 4 6,213 6.9% 6 캐 나 다 5 5,622 6.3% 7 이탈리아 7 4,304 4.8% 8 스 페 인 12 2,772 3.1% 9 인 도 21 920 1.0% 10 호 주 11 3,221 3.6% 11 한 국 16 1,358 1.5% 12 브 라 질 25 747 0.8% 13 네덜란드 9 3,846 4.3% 14 러 시 아 20 983 1.1% 15 <자료 출처> ESI(Essential Science Indicators) 통계기준(2009.8) 15
피인용 상위 1% 논문현황 분석 <표 8> 한국인 과학자의 피인용 상위 1%논문 현황 (단위 : 건) 연도 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 계 논문 수 29 49 69 88 107 128 140 161 177 239 133 1,320 10) <자료 출처> ESI(Essential Science Indicators) 통계기준(2009. 4) 한국인 과학자 피인용 상위 1%논문 중 59.8%(790편)가 제1저자 11) 인 논문임 <표 9> 한국인 과학자 피인용 상위 1%논문 현황(제1저자 기준) (단위 : 건) 연도 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 총합계 논문 수 14 26 49 63 67 77 87 96 100 128 83 790 <자료 출처> ESI(Essential Science Indicators) 통계기준(2009. 4) NSC(Nature Science Cell지) 한국인 과학논문 206편 중 33.0%(68편)가 피인용 1% 논문임 <표 10> 한국인 과학자 피인용 상위 1% NSC논문 현황 (단위 : 건) 연 도 한국인 과학자 논문수 한국인 과학자 피인용 1%논문수 NATURE SCIENCE CELL 총합계 NATURE SCIENCE CELL 총합계 1998 5 2 7 2 2 1999 6 3 1 10 4 1 1 6 2000 7 3 1 11 2 1 3 2001 7 4 3 14 1 2 1 4 2002 9 5 5 19 3 1 1 5 2003 5 6 2 13 2 4 1 7 2004 7 8 4 19 1 4 1 6 2005 17 11 2 30 5 4 9 2006 12 9 7 28 4 1 1 6 2007 10 12 5 27 5 5 3 13 2008 11 13 4 28 3 4 7 합 계 96 76 34 206 32 27 9 68 주1) Web of Science에 수록된 NSC논문 수임(2009년 8월 기준) 2) 한국인 과학자 피인용 1% 논문 중 2004년도 및 2005년도 Science논문 2편은 황우석 박사 논문으로 2006년에 게재가 취소됨 10) ESI DB는 격월 단위로 갱신되는 DB로 데이터의 다운로드 시점에 따라 논문수가 달라질 수 있음. 본 분석대상 논문(1,320편)은 ESI 4월 기준이며, 국가별 한국인 논문(1,358편)분석은 ESI 8월 기준임 11) DB의 한계로 인하여 논문 저자의 소속기관 주소로 한국(South Korea)이 제일 먼저 나타나는 경우를 제1저자 논문으로 고려함 16
Ⅳ. 피인용 상위 1%논문 현황 2. 연구주체별 실적 우리나라 피인용 상위 1%논문의 83.3%가 대학에서 산출 제1저자 논문을 기준으로 할 때는 대학이 상기 논문의 88.4%를 차지 <표 11> 한국인 과학자 피인용 상위 1%논문 연구주체별 현황 (단위 : 건) 구 분 산 학 연 합 계 총논문수 논문수(ʼ98 ~ ʼ08) 125 1,720 220 2,065 1,320 점유율 6.1% 83.3% 10.7% 100% 주) 공저논문에 대해서는 저자 소속기관이 다른 경우 각 기관별로 1건으로 산정하여 각 기관별 논문수의 합(2,065편)이 총 논문수(1,320편)보다 많은 것으로 나타남 <표 12> 한국인 과학자 피인용 상위 1%논문 연구주체별 현황(제1저자 기준) (단위 : 건) 구 분 산* 학 연 합 계 논문수(ʼ98 ~ ʼ08) 29 698 63 790 점유율 3.7% 88.4% 8.0% 100% 주) 기타 기관은 산업계로 분류 <그림 2> 한국인 과학자 피인용 상위 1%논문 연구주체별 현황 전체 논문 기준 제1저자 논문 기준 17
피인용 상위 1% 논문현황 분석 3. 주요 기관별 실적 전체 피인용 상위 1%논문 의 15.7%를 서울대학교가 산출하였고, 다음은 연세 대학교(7.7%), 고려대학교(6.5%), 포항공과대학교(5.9%) 등의 순으로 나타남 제1저자 기준으로 볼 때 피인용 상위 1%논문 의 19.9%를 서울대학교가 산출하였고, 다음은 한국과학기술원(10.4%), 포항공과대학교(10.1%), 연세 대학교(7.5%) 등의 순으로 나타남 <표 13> 한국인 과학자 피인용 상위 1%논문 주요 기관별 현황 (단위 : 건) 기 관 논문수 비 율 기 관 논문수 비 율 서 울 대 325 15.7% 전 북 대 41 2.0% 연 세 대 159 7.7% 이 화 여 대 37 1.8% 고 려 대 134 6.5% 경 상 대 36 1.7% 포항공대 122 5.9% 광주과기원 35 1.7% 과 기 원 114 5.5% K I S T 35 1.7% 성 균 관 대 81 3.9% 충 남 대 30 1.5% 경 북 대 60 2.9% 명 지 대 28 1.4% 삼 성 49 2.4% 울 산 대 26 1.3% 부 산 대 47 2.3% 인 하 대 25 1.2% 한 양 대 47 2.3% 기타(173개 기관) 588 28.5% 전 남 대 46 2.2% 합계(193개 기관) 2,065 100.0% 주) 공저논문은 각 기관별로 1건으로 산정하여 논문수의 합(2,065편)이 총 논문수(1,320편)보다 많음 <표 14> 한국인 과학자 피인용 상위 1%논문 주요 기관별 현황(제1저자 기준) (단위 : 건) 기 관 논문수 비 율 기 관 논문수 비 율 서 울 대 157 19.9% 한 양 대 17 2.2% 과 기 원 82 10.4% 인 하 대 16 2.0% 포 항 공 대 80 10.1% 성 균 관 대 15 1.9% 연 세 대 59 7.5% 전 남 대 13 1.6% 고 려 대 35 4.4% 충 남 대 13 1.6% 부 산 대 23 2.9% 경 상 대 11 1.4% 전 북 대 22 2.8% 울 산 대 11 1.4% 광주과기원 20 2.5% 경 북 대 10 1.3% 삼 성 20 2.5% 에 너 지 (연) 9 1.1% K I S T 20 2.5% 기타(60개 기관) 139 17.6% 이 화 여 대 18 2.3% 합계(80개 기관) 790 100.0% 18
Ⅳ. 피인용 상위 1%논문 현황 4. 연구 분야별 실적 전체논문 기준 피인용 상위 1%논문 점유율은 물리학(18.9%)이 가장 높고 다음은 화학 (18.9%), 공학(14.3%), 재료과학(14.2%) 순으로 나타남 <표 15> 한국인 과학자 피인용 상위 1%논문 연구분야별 현황 분야명(국문) ʼ98 ʼ99 ʼ00 ʼ01 ʼ02 ʼ03 ʼ04 ʼ05 ʼ06 ʼ07 ʼ08 합계 점유율 물 리 학 6 13 9 21 33 22 29 19 32 47 19 250 18.9% 화 학 6 10 20 20 13 32 27 32 36 36 17 249 18.9% 공 학 5 5 10 10 19 14 21 21 25 31 28 189 14.3% 재 료 과 학 2 5 15 12 10 15 22 28 29 30 19 187 14.2% 임 상 의 학 2 2 6 4 3 5 10 15 17 21 16 101 7.7% 식물/동물과학 1 3 2 6 7 11 4 7 7 13 2 63 4.8% 컴 퓨 터 과 학 1 1 4 10 4 6 5 3 3 37 2.8% 생물/생화학 1 3 1 2 5 7 4 8 5 36 2.7% 농 업 과 학 1 1 3 5 1 4 4 5 4 28 2.1% 분자생물/유전학 1 1 2 3 2 3 3 5 7 1 28 2.1% 우 주 과 학 1 1 1 4 1 15 3 26 2.0% 수 학 1 1 2 5 1 1 7 1 3 3 25 1.9% 지 구 과 학 1 1 1 3 1 4 1 5 4 21 1.6% 약학/독성학 2 2 2 2 1 2 1 2 1 2 17 1.3% 신경/행동과학 1 1 1 2 2 4 2 1 1 15 1.1% 경 제 / 경 영 1 1 2 1 2 1 1 2 2 13 1.0% 환경/생태학 1 1 1 1 1 4 1 10 0.8% 정신의학/심리학 1 1 1 3 1 7 0.5% 사회과학 일반 1 3 1 1 1 7 0.5% 미 생 물 학 1 2 2 5 0.4% 면 역 학 2 1 3 0.2% 융 합 분 야 1 1 1 3 0.2% 합 계 29 49 69 88 107 128 140 161 177 239 133 1320 100.0% 19
피인용 상위 1% 논문현황 분석 <참고> 한국인 과학자 논문 연구분야별 현황(상위 1%논문 세계논문과 비교) 최근 11년간 재료과학, 물리학 등 8개 분야에서 상위 1% 한국인 논문의 점유율이 세계 전체 점유율 보다 높음 특히 재료과학 및 물리학 분야의 한국 논문 점유율은 세계 전체 논문 점유율 대비 2배 이상 높음. 이는 한국인 과학자가 동 분야에서 영향력이 높은 논문을 많이 발표하고 있음을 시사함 <표 16> 한국인 과학자 전체논문/상위 1%논문 분야별 비교 구 분 1%한국 논문 1%세계논문 대비 점유율 대비 점유율 비고 재 료 과 학 14.2% 4.6% 한국 > 세계 물 리 학 18.9% 9.3% 한국 > 세계 공 학 14.3% 8.3% 한국 > 세계 화 학 18.9% 12.0% 한국 > 세계 우 주 과 학 2.0% 1.3% 한국 > 세계 농 업 과 학 2.1% 1.9% 한국 > 세계 융 합 분 야 0.2% 0.2% 한국 > 세계 컴 퓨 터 과 학 2.8% 2.7% 한국 > 세계 식 물 / 동 물 과 학 4.8% 5.6% 수 학 1.9% 2.5% 약 학 / 독 성 학 1.3% 1.8% 분자생물/유전학 2.1% 2.9% 경 제 / 경 영 1.0% 1.5% 지 구 과 학 1.6% 2.9% 생 물 / 생 화 학 2.7% 5.9% 임 상 의 학 7.7% 21.2% 신 경 / 행 동 과 학 1.1% 3.2% 환 경 / 생 태 학 0.8% 2.7% 미 생 물 학 0.4% 1.6% 정신의학/심리학 0.5% 2.5% 면 역 학 0.2% 1.3% 사 회 과 학 일 반 0.5% 4.1% 전 체 100.0% 100.0% 주) 상위 1% 한국논문 비율은 ESI 2009. 4월 기준, 세계 전체논문은 ESI 2009. 8월 기준임 20
Ⅳ. 피인용 상위 1%논문 현황 제1저자 기준 제1저자 논문을 기준으로 할 때 피인용 상위 1%논문 점유율은 화학(24.8%)이 가장 높고 다음은 공학(20.0%), 재료과학(18.2%), 물리학(12.2%) 순임 <표 17> 한국인 과학자 피인용 상위 1%논문 연구분야별 현황(제1저자 기준) 구 분 ʼ98 ʼ99 ʼ00 ʼ01 ʼ02 ʼ03 ʼ04 ʼ05 ʼ06 ʼ07 ʼ08 합계 점유율 화 학 4 8 14 18 12 25 24 24 23 29 15 196 24.8% 공 학 4 5 9 9 15 9 19 17 21 26 24 158 20.0% 재 료 과 학 1 4 13 11 7 12 19 19 20 24 14 144 18.2% 물 리 학 1 3 6 9 16 9 9 9 9 15 10 96 12.2% 임 상 의 학 3 1 1 4 6 10 10 5 6 46 5.8% 식물/동물과학 1 3 1 6 2 7 1 2 5 8 1 37 4.7% 컴 퓨 터 과 학 1 1 3 7 2 3 3 2 3 25 3.2% 수 학 2 2 1 5 3 3 16 2.0% 분자생물/유전학 1 2 1 2 1 2 3 1 13 1.6% 농 업 과 학 2 2 2 3 3 12 1.5% 약 학 / 독 성 학 2 1 1 2 2 1 1 10 1.3% 생 물 / 생 화 학 3 1 2 1 1 8 1.0% 신경/행동과학 1 1 1 1 1 5 0.6% 사회과학 일반 2 1 1 1 5 0.6% 환경/생태학 1 2 1 4 0.5% 지 구 과 학 1 2 1 4 0.5% 정신의학/심리학 1 1 1 3 0.4% 경 제 / 경 영 1 1 2 0.3% 미 생 물 학 2 2 0.3% 융 합 분 야 1 1 2 0.3% 우 주 과 학 1 1 2 0.3% 계 14 26 49 63 67 77 87 96 100 128 83 790 100.0% 21
피인용 상위 1% 논문현황 분석 주요 기관별 실적 식물/동물과학(포항공대), 우주과학(연세대), 수학(충남대)을 제외한 대부분의 분야에서 서울대가 상위 1%논문을 가장 많이 발표한 것으로 나타남 <표 18> 한국인 과학자 피인용 상위 1%논문 주요 기관별 강점 분야 현황 구 분 1위 2위 3위 기관명 논문수 기관명 논문수 기관명 논문수 합 계 물 리 학 서울대 103 고려대 68 연세대 46 558 화 학 서울대 47 연세대 36 포항공대 35 335 공 학 서울대 25 과기원 20 포항공대 16 269 재 료 과 학 서울대 42 포항공대 21 과기원 19 289 임 상 의 학 서울대 30 연세대 14 울산대 13 157 식 물 / 동 물 과 학 포항공대 22 서울대 10 경상대 9 95 컴 퓨 터 과 학 서울대 11 과기원 등 3개 기관 4 55 생물/생화학 서울대 6 포항공대 등 4개 기관 43 농 업 과 학 서울대 8 농촌진흥청 3 경상대 등 6개 기관 2 37 분자생물/유전학 서울대 12 연세대 4 과기원 등 6개 기관 2 42 우 주 과 학 연세대 15 서울대 4 고등과학원 3 30 수 학 충남대 7 경북대 4 서울대 3 28 지 구 과 학 서울대 6 연세대 4 포항공대 3 25 약학/독성학 서울대 6 과기원 등 3개 기관 2 23 주1) 분야별 논문수 20편 미만인 분야의 경우 분석대상에서 제외됨 2) 수학분야에서 충남대실적 7편 중 5편의 저자인 박춘길교수는 2006년도에 한양대로 이직 22
Ⅳ. 피인용 상위 1%논문 현황 주요 기관별 실적(제1저자 기준) 제1저자 논문의 경우 식물/동물과학(포항공대), 수학분야(충남대) 등을 제외하고 대부분의 분야에서 서울대가 상위 1%논문을 가장 많이 발표한 것으로 나타남 <표 19> 한국인 과학자 피인용 상위 1%논문 주요 기관별 강점 분야 현황(제1저자 기준) 구 분 1위 2위 3위 기관명 논문수 기관명 논문수 기관명 논문수 합 계 화 학 서울대 38 연세대 27 포항공대 26 196 공 학 서울대 20 KAIST 21 포항공대 12 158 재 료 과 학 서울대 30 포항공대 14 KAIST 연세대 13 144 물 리 학 서울대 18 포항공대 13 KAIST 10 96 임 상 의 학 서울대 17 울산대 9 연세대 6 46 식물/동물과학 포항공대 13 서울대 KAIST 4 37 컴 퓨 터 과 학 서울대 7 KAIST 4 삼성전자 2 25 수 학 충남대 6 경북대 4 서울대 등 6개 기관 1 16 분자생물/유전학 서울대 8 전북대 2 KAIST 등 3개 기관 1 13 농 업 과 학 서울대 3 고려대 등 9개 기관 1 12 약 학 / 독 성 학 서울대 4 강원대 2 KAIST 등 4개 기관 1 10 생 물 / 생 화 학 서울대 2 포항공대 등 6개 기관 8 신경/행동과학 KAIST 아주대 2 서울대 1 5 사회과학 일반 KAIST 2 건국대 등 3개 기관 1 5 환 경 / 생 태 학 광주과기원 2 포항공대 등 2개 기관 1 4 지 구 과 학 서울대 2 고려대 등 2개 기관 1 4 정신의학/심리학 고려대 등 3개 기관 1 3 경 제 / 경 영 고려대 2 2 미 생 물 학 서울대 2 2 융 합 분 야 KAIST 이화여대 1 2 우 주 과 학 연세대 고등과학원 1 2 23
피인용 상위 1% 논문현황 분석 주요 학술지별 실적 학술지별로는 물리학의 Physical Review Letters(84편)가 가장 높은 점유율을 나타냈고 다음은 화학의 Journal of the American Chemical Society(73편), 재료과학의 Advanced Materials(49편) 순으로 나타남 <표 20> 한국인 과학자 피인용 상위 1%논문 주요 학술지별 현황 학술지명 상위 1% 논문수 Impact Factor 분 야 PHYSICAL REVIEW LETTERS 84 7.18 물리학 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 73 8.091 화학 ADVANCED MATERIALS 49 8.191 재료과학 APPLIED PHYSICS LETTERS 43 3.726 물리학 JOURNAL OF POWER SOURCES 42 3.477 공학 ANGEWANDTE CHEMIE-INTERNATIONAL EDITION 34 10.879 화학 NATURE 32 31.434 전 분야 SCIENCE 27 28.103 전 분야 BIOMATERIALS 26 6.646 재료과학 PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED 26 9.38 전 분야 STATES OF AMERICA CHEMISTRY OF MATERIALS 24 5.046 재료과학 PHYSICAL REVIEW D 22 5.05 물리학 PLANT CELL 17 9.296 식물/동물과학 JOURNAL OF PHYSICAL CHEMISTRY B 16 4.189 화학 PHYSICS LETTERS B 16 4.034 물리학 NATURE MATERIALS 15 23.132 재료과학 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 14 13.99 우주과학 ADVANCED FUNCTIONAL MATERIALS 13 6.808 재료과학 CHEMICAL COMMUNICATIONS 13 5.34 화학 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 13 3.452 공학 24
Ⅳ. 피인용 상위 1%논문 현황 주요 학술지별 실적(제1저자 기준) 제1저자 논문의 경우는 화학의 Journal of the American Chemical Society(62편)가 가장 높은 점유율을 나타냈고 다음은 재료과학의 Advanced materials(42편), 물리학의 Applied Physics letters(35편) 및 공학의 Journal of Power Sources(35편) 순으로 나타남 <표 21> 한국인 과학자 피인용 상위 1%논문 주요 학술지별 현황(제1저자 기준) 학술지명 상위 1% 논문수 Impact Factor 분야 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 62 8.091 화학 ADVANCED MATERIALS 42 8.191 재료과학 APPLIED PHYSICS LETTERS 35 3.726 물리학 JOURNAL OF POWER SOURCES 35 3.477 공학 ANGEWANDTE CHEMIE-INTERNATIONAL EDITION 28 10.879 화학 BIOMATERIALS 19 6.646 재료과학 CHEMISTRY OF MATERIALS 19 5.046 재료과학 PHYSICAL REVIEW LETTERS 14 7.18 물리학 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 13 3.452 공학 CHEMICAL COMMUNICATIONS 12 5.34 화학 NATURE 12 31.434 전분야 ADVANCED FUNCTIONAL MATERIALS 10 6.808 재료과학 SCIENCE 10 28.103 전분야 JOURNAL OF HIGH ENERGY PHYSICS 9 5.375 물리학 JOURNAL OF PHYSICAL CHEMISTRY B 9 4.189 화학 ORGANIC LETTERS 9 5.128 화학 PLANT CELL 9 9.296 식물/동물과학 IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS 8 5.468 공학 PHYSICAL REVIEW D 8 5.05 물리학 PLANT JOURNAL 8 6.493 식물/동물과학 PLANT PHYSIOLOGY 8 6.11 식물/동물과학 25
피인용 상위 1% 논문현황 분석 5. 피인용 통계 저자 역할별 평균피인용 실적 우리나라 과학자가 제1저자인 논문의 평균 인용횟수는 84.4회로 단순 공저자로 참여한 논문의 평균 인용횟수(117.3회) 보다 낮게 나타남 <표 22> 한국인 과학자 피인용 상위 1%논문 저자 역할별 평균 피인용수 연 도 제1저자 단순공저 평 균 1998 122.4 334.1 231.9 1999 191.3 209.7 200.0 2000 181.2 257.5 203.3 2001 161.7 215.8 177.0 2002 130.7 159.4 141.5 2003 124.2 161.8 139.2 2004 102.7 174.9 130.0 2005 67.9 107.0 83.7 2006 40.8 91.2 62.7 2007 19.2 30.1 24.3 2008 7.1 11.5 8.8 평 균 84.4 117.3 97.6 주) 단순공저 논문은 전체 분석대상 논문에서 제1저자 논문을 제외한 논문을 의미 <그림 3> 한국인 과학자 피인용 상위 1%논문 저자 역할별 평균 피인용수 350 300 250 제1저자 단순공저 전체 200 150 100 50 0 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 26
Ⅳ. 피인용 상위 1%논문 현황 주요 기관별 평균피인용 실적 상위 1%논문에 대한 주요 기관별 평균 피인용수는 서울대(124.7회)가 가장 높고 다음은 연세대(124.1회)인 것으로 나타남 제1저자 기준 평균 피인용수도 서울대(123.2회)가 가장 높고 다음은 포항 공대(120.8회)인 것으로 나타남 <표 23> 한국인 과학자 피인용 상위 1%논문 주요 기관별 평균피인용 기 관 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 전체 서울대 455.7 233.2 217.7 218.1 159.0 151.6 125.8 98.3 65.1 29.4 9.6 124.7 연세대 106.0 106.0 114.0 182.0 158.0 188.1 261.9 104.2 175.7 26.7 12.6 124.1 고려대 136.5 191.8 136.5 157.4 160.7 188.1 99.8 89.3 54.0 23.4 8.0 84.1 포항공대 161.0 134.8 365.5 181.0 199.7 133.1 136.1 69.6 64.8 34.2 8.4 110.1 과기원 104.5 117.0 231.1 219.9 125.8 94.6 126.2 79.5 38.4 19.5 11.4 100.6 <표 24> 한국인 과학자 피인용 상위 1%논문 주요 기관별 평균피인용(제1저자 기준) 기 관 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 전체 서울대 179.7 254.3 174.1 196.1 139.3 143.4 149.5 89.8 61.0 17.5 6.3 123.2 과기원 130.0 112.8 256.3 219.9 117.2 94.3 90.8 72.3 33.7 16.9 8.8 88.0 포항공대 161.0 134.8 365.5 181.7 199.7 120.7 127.4 66.0 34.8 39.1 4.5 120.8 연세대 76.0 122.5 157.0 121.8 185.3 86.1 82.6 52.9 22.9 8.9 80.6 고려대 99.0 105.0 124.7 112.0 89.0 82.0 40.2 36.0 15.2 7.0 42.8 <그림 4> 한국인 과학자 피인용 상위 1%논문 주요 기관별 평균피인용 400 350 300 서울대 포항공대 과기원 250 200 150 100 50 ʼ98 ʼ99 ʼ00 ʼ01 ʼ02 ʼ03 ʼ04 ʼ05 ʼ06 ʼ07 ʼ08 0 ʼ98 1 ʼ99 2 ʼ00 3 ʼ01 4 ʼ02 5 ʼ03 6 ʼ04 7 ʼ05 8 ʼ06 9 ʼ07 10 ʼ08 11 전체논문 27
피인용 상위 1% 논문현황 분석 피인용수 상위 논문 한국인 과학자 논문 중 피인용 횟수가 가장 많은 논문은 권영준 교수(연세대)가 공저로 참여한 총설논문(Review)임 주저자(교신저자) 논문으로는 김기문 교수(포항공대) 논문의 피인용 횟수가 가장 많은 것으로 나타남 <표 25> 한국인 과학자의 논문 중 피인용수 상위 10위 현황 순위 게재 년도 학술지명 논 문 명 한국인 저자 논문유형 분야명 피인용 횟수 한국인 저자역할 1 2004 PHYSICS LETTERS B REVIEW OF PARTICLE PHYSICS 권영준/ 연세대 Review 물리학 2,965 공저자 2 2006 JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS REVIEW OF PARTICLE PHYSICS 권영준/ 연세대 Article 물리학 2,263 공저자 3 1998 PHYSICAL REVIEW LETTERS EVIDENCE FOR OSCILLATION OF ATMOSPHERIC NEUTRINOS 김수봉/ 서울대 Article 물리학 2,031 공저자 4 2003 NATURE RETICULAR SYNTHESIS AND THE DESIGN OF NEW MATERIALS 채희권/ 한국외대 (현:서울대) Review 화학 1,185 공저자 5 2000 NATURE A HOMOCHIRAL METAL-ORGANIC POROUS MATERIAL FOR ENANTIOSELECTIVE SEPARATION AND CATALYSIS 김기문외 6인/ 포항공대 Article 화학 1,101 주저자 6 1999 NATURE 7 2000 ENVIRONMENTAL AND MOLECULAR MUTAGENESIS LANTHANUM-SUBSTITUTED BISMUTH TITANATE FOR USE IN NON-VOLATILE MEMORIES SINGLE CELL GEL/COMET ASSAY: GUIDELINES FOR IN VITRO AND IN VIVO GENETIC TOXICOLOGY TESTING 노태원외 4인/ 서울대 등 류재천/ KIST Article 물리학 944 주저자 Procee dings Paper 분자생물 /유전학 829 공저자 8 2001 NATURE ORDERED NANOPOROUS ARRAYS OF CARBON SUPPORTING HIGH DISPERSIONS OF PLATINUM NANOPARTICLES 유룡외 4인/ KAIST Article 화학 630 주저자 9 2001 PHYSICAL REVIEW LETTERS SOLAR B-8 AND HEP NEUTRINO MEASUREMENTS FROM 1258 DAYS OF SUPER-KAMIOKANDE DATA 김수봉외 2인/ 서울대 Article 물리학 617 공저자 10 2003 NATURE THE NUCLEAR RNASE III DROSHA INITIATES MICRORNA PROCESSING 김빛내리외 8인/ 서울대 등 Article 분자생물 /유전학 616 주저자 28
Ⅳ. 피인용 상위 1%논문 현황 <표 26> 한국인 과학자의 논문 중 분야별 피인용수 1위 현황 분야명 농업 과학 생물/ 생화학 게재 년도 1999 CROP SCIENCE 2002 PHYSIOLOGICAL REVIEWS 화학 2003 NATURE 임상 의학 컴퓨터 과학 경제/ 경영 학술지명 논문명 한국인 저자 1998 NEW ENGLAND JOURNAL OF MEDICINE 2000 1998 IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS JOURNAL OF INTERNATIONAL ECONOMICS 공학 2002 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A 환경/ 생태학 1999 ECOLOGICAL MONOGRAPHS 지구 과학 면역학 2007 SCIENCE AN INTEGRATED GENETIC LINKAGE MAP OF THE SOYBEAN GENOME AQUAPORINS IN THE KIDNEY: FROM MOLECULES TO MEDICINE RETICULAR SYNTHESIS AND THE DESIGN OF NEW MATERIALS GLOBAL SURVEILLANCE FOR ANTITUBERCULOSIS-DRUG RESISTANCE, 1994-1997 QOS PERFORMANCE OF OPTICAL BURST SWITCHING IN IP-OVER-WDM NETWORKS HOW DOES FOREIGN DIRECT INVESTMENT AFFECT ECONOMIC GROWTH? THE BELLE DETECTOR EXOTIC PLANT SPECIES INVADE HOT SPOTS OF NATIVE PLANT DIVERSITY 2004 SCIENCE THE OCEANIC SINK FOR ANTHROPOGENIC CO2 재료 과학 수학 1998 ADVANCES IN MATHEMATICS 미생물 2006 분자 생물 /유전학 융합 분야 DIFFERENTIAL ANTIGEN PROCESSING BY DENDRITIC CELL SUBSETS IN VIVO 2001 ADVANCED MATERIALS ORDERED MESOPOROUS CARBONS 2000 2003 PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA ENVIRONMENTAL AND MOLECULAR MUTAGENESIS PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA A NEW APPROACH TO THE WORD AND CONJUGACY PROBLEMS IN THE BRAID GROUPS ELECTRICALLY CONDUCTIVE BACTERIAL NANOWIRES PRODUCED BY SHEWANELLA ONEIDENSIS STRAIN MR-1 AND OTHER MICROORGANISMS SINGLE CELL GEL/COMET ASSAY: GUIDELINES FOR IN VITRO AND IN VIVO GENETIC TOXICOLOGY TESTING PPAR GAMMA IS A VERY LOW-DENSITY LIPOPROTEIN SENSOR IN MACROPHAGES 정종일/ 경상대 권태환/ 동국대 (현:경북대) 채희권/ 한국외대 (현:서울대) 김상재/ 결핵연구원 유명식/ 숭실대 이종화/ 고려대 원은일 외 33인/ 고려대 등 손요환/ 고려대 이기택/ 포항공대 이한웅/ 연세대 유룡외 4인/ KAIST 고기형/ KAIST 장인섭 외 2인/ GIST 등 류재천/ KIST 한정엽 외 1 인/ 서울대 신경/ 행동과학 1998 ANNUAL REVIEW OF NEUROSCIENCE ZINC AND BRAIN INJURY 고재영/ 울산대 약학/ 독성학 2000 PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA DIRECT ACTIVATION OF CAPSAICIN RECEPTORS BY PRODUCTS OF LIPOXYGENASES: ENDOGENOUS CAPSAICIN-LIKE SUBSTANCES 물리학 2004 PHYSICS LETTERS B REVIEW OF PARTICLE PHYSICS 식물/ 동물과학 2005 NATURE THE MAP-BASED SEQUENCE OF THE RICE GENOME 정신의학 /심리학 사회과학 일반 2001 PSYCHOLOGICAL REVIEW 2001 우주과학 2001 JOURNAL OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE AND TECHNOLOGY ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES CULTURE AND SYSTEMS OF THOUGHT: HOLISTIC VERSUS ANALYTIC COGNITION SEARCHING THE WEB: THE PUBLIC AND THEIR QUERIES TOWARD BETTER AGE ESTIMATES FOR STELLAR POPULATIONS: THE Y-2 ISOCHRONES FOR SOLAR MIXTURE 오우택 외 9인/ 서울대 권영준/ 연세대 김호일외 1인/ 농업생명(연) 최인철/ 서울대 JANSEN MBJ/ 메릴랜드대 아시아분교 이석영외 3인/ 연세대 논문 유형 피인용 횟수 한국인 저자역할 Article 300 공저자 Review 326 공저자 Review 1,185 주저자 Article 459 공저자 Article 132 주저자 Article 174 공저자 Article 388 공저자 Review 357 공저자 Article 255 공저자 Article 123 공저자 Article 380 주저자 Article 79 공저자 Article 113 공저자 Proceedings Paper 829 공저자 Article 121 공저자 Review 326 공저자 Article 414 주저자 Review 2,965 공저자 Article 504 공저자 Review 250 공저자 Article 162 공저자 Article 187 주저자 29
피인용 상위 1% 논문현황 분석 <표 27> 한국인 과학자의 논문 중 분야별 피인용수 1위 현황(제1저자 기준) 분야명 게재 년도 농업 과학 2003 JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY 생물/ 생화학 2001 BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS 화학 2000 NATURE 임상 의학 2003 ARCHIVES OF INTERNAL MEDICINE 컴퓨터 과학 2000 IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS 경제/ 경영 1999 REVIEW OF ECONOMICS AND STATISTICS INTERNATIONAL JOURNAL OF 공학 2001 CONTROL 환경/ 생태학 2005 ENVIRONMENTAL SCIENCE & TECHNOLOGY 학술지명 논문명 한국인저자 논문유형 MUSHROOM TYROSINASE: RECENT PROSPECTS NITRIC OXIDE AS A BIOREGULATOR OF APOPTOSIS A HOMOCHIRAL METAL-ORGANIC POROUS MATERIAL FOR ENANTIOSELECTIVE SEPARATION AND CATALYSIS THE METABOLIC SYNDROME - PREVALENCE AND ASSOCIATED RISK FACTOR FINDINGS IN THE US POPULATION FROM THE THIRD NATIONAL HEALTH AND NUTRITION EXAMINATION SURVEY, 1988-1994 QOS PERFORMANCE OF OPTICAL BURST SWITCHING IN IP-OVER-WDM NETWORKS HAS THE US ECONOMY BECOME MORE STABLE? A BAYESIAN APPROACH BASED ON A MARKOV-SWITCHING MODEL OF THE BUSINESS CYCLE DELAY-DEPENDENT ROBUST STABILIZATION OF UNCERTAIN STATE-DELAYED SYSTEMS REMOVAL OF ARSENIC(III) FROM GROUNDWATER BY NANOSCALE ZERO-VALENT IRON 지구 과학 2000 EARTH-SCIENCE REVIEWS TECTONIC AND SEDIMENTARY EVOLUTION OF THE KOREAN PENINSULA: A REVIEW AND NEW VIEW 서승염외 2인/공주대 정헌택외 3인/원광대 등 김기문외 6인/포항공대 박영우/ 성균관대 유명식/ 숭실대 김창진/ 고려대 권욱현외 3인/서울대 등 최희철/ 광주과기원 조성권외 3인/서울대 재료 과학 2001 ADVANCED MATERIALS ORDERED MESOPOROUS CARBONS 유룡외 4인/KAIST 수학 2001 BIOMETRIKA INTERNATIONAL JOURNAL OF 미생 물학 2007 SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY HIERARCHICAL GENERALISED LINEAR MODELS: A SYNTHESIS OF GENERALISED LINEAR MODELS, RANDOM-EFFECT MODELS AND STRUCTURED DISPERSIONS EZTAXON: A WEB-BASED TOOL FOR THE IDENTIFICATION OF PROKARYOTES BASED ON 16S RIBOSOMAL RNA GENE SEQUENCES 분자생물 /유전학 2003 NATURE THE NUCLEAR RNASE III DROSHA INITIATES MICRORNA PROCESSING 융합 분야 1999 NATURE INTERACTION OF E1 AND HSNF5 PROTEINS STIMULATES REPLICATION OF HUMAN PAPILLOMAVIRUS DNA 신경/ 행동과학 2004 NATURE REVIEWS NEUROSCIENCE PROCEEDINGS OF THE NATIONAL 약학/ 독성학 2000 ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA 물리학 1999 NATURE PDZ DOMAIN PROTEINS OF SYNAPSES DIRECT ACTIVATION OF CAPSAICIN RECEPTORS BY PRODUCTS OF LIPOXYGENASES: ENDOGENOUS CAPSAICIN-LIKE SUBSTANCES LANTHANUM-SUBSTITUTED BISMUTH TITANATE FOR USE IN NON-VOLATILE MEMORIES CONTROL OF CIRCADIAN RHYTHMS AND 식물/ 동물과학 1999 SCIENCE PHOTOPERIODIC FLOWERING BY THE ARABIDOPSIS GIGANTEA GENE 정신 의학/ 심리학 2006 SCHIZOPHRENIA RESEARCH PHARMACOLOGICAL TREATMENT OF PRIMARY NEGATIVE SYMPTOMS IN SCHIZOPHRENIA: A SYSTEMATIC REVIEW 사회 과학일반 2001 INFORMATION & MANAGEMENT EXTENDING THE TAM FOR A WORLD-WIDE-WEB CONTEXT 우주 과학 2001 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES TOWARD BETTER AGE ESTIMATES FOR STELLAR POPULATIONS: THE Y-2 ISOCHRONES FOR SOLAR MIXTURE 이영조/ 서울대 천종식외 6인/서울대 김빛내리외 8인/서울대 등 이대엽외 1인/KAIST 김은준/ KAIST 오우택 외 9인/서울대 노태원 외 4인/서울대 등 남홍길외 7인/포항공대 정영철외 1인/전북대 김영걸외 1인/KAIST 이석영외 3인/연세대 피인 용 횟수 Review 124 Article 236 Article 1,101 Article 432 Article 132 Proceedin gs Paper 105 Article 238 Article 55 Review 153 Article 380 Article 64 Article 42 Article 616 Article 66 Review 316 Article 414 Article 944 Article 167 Review 26 Article 133 Article 187 30
Ⅳ. 피인용 상위 1%논문 현황 6. 국제협력 실적 저자 역할별 국제협력 실적 한국인 과학자 상위 1%논문 1,320편 중 국외 기관의 연구자가 1인 이상 참여하여 공저한 국제협력 논문은 전체의 56.4%(744편)임 제1저자 논문의 경우 국제협력 논문은 27.1%(214편)로 비율이 다소 낮음 <표 28> 한국인 과학자 피인용 상위 1%논문 국제협력연구 현황 연 도 ʼ98 ʼ99 ʼ00 ʼ01 ʼ02 ʼ03 ʼ04 ʼ05 ʼ06 ʼ07 ʼ08 계 논문수(A) 29 49 69 88 107 128 140 161 177 239 133 1,320 국제협력 17 34 30 40 61 76 74 88 107 146 71 744 논문(B) 비율(B/A) 58.6% 69.4% 43.5% 45.5% 57.0% 59.4% 52.9% 54.7% 60.5% 61.1% 53.4% 56.4% <표 29> 한국인 과학자 피인용 상위 1%논문 국제협력연구 현황(제1저자 기준) 연 도 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 계 논문수(A) 14 26 49 63 67 77 87 96 100 128 83 790 국제협력 논문(B) 2 11 10 15 21 25 21 23 30 35 21 214 비율(B/A) 14.3% 42.3% 20.4% 23.8% 31.3% 32.5% 24.1% 24.0% 30.0% 27.3% 25.3% 27.1% <그림 5> 한국인 과학자 피인용 상위 1%논문 국제협력연구 현황 80.0% 70.0% 60.0% 50.0% 40.0% 30.0% 20.0% 10.0% 0.0% 42.3% 69.4% 59.4% 60.5% 61.1% 57.0% 52.9% 54.7% 53.4% 58.6% 45.5% 43.5% 31.3% 32.5% 30.0% 27.3% 23.8% 24.1% 24.0% 25.3% 20.4% 14.3% 전체 제1저자 98 99 00 01 02 03 04 05 06 07 08 45.0% 40.0% 35.0% 30.0% 25.0% 20.0% 15.0% 10.0% 5.0% 0.0% 31
피인용 상위 1% 논문현황 분석 분야별 국제협력 실적 우주과학, 경제/경영, 정신의학/심리학, 면역학, 융합분야 등의 분야는 국제 협력비율이 100%이고, 공학이 33.9%로 가장 낮게 나타남 국가별로는 미국과의 협력비율이 77.8%(579편)로 가장 높게 나타났으며, 다음은 일본 26.6%(198편)과 독일 20.7%(154편)임 <표 30> 한국인 과학자 피인용 상위 1%논문 분야별 국제협력연구 현황 분야명(국문) 논문수 국제협력 비율 (A) 논문(B) (B/A) 미국 일본 독일 UK 프랑스 중국 러시아 우주과학 26 26 100.0% 25 6 9 15 13 0 경제/경영 13 13 100.0% 12 0 0 0 0 2 정신의학/심리학 7 7 100.0% 3 0 0 1 1 0 면역학 3 3 100.0% 3 2 2 2 1 1 1 융합분야 3 3 100.0% 2 0 0 0 1 0 지구과학 21 19 90.5% 17 10 5 3 4 6 2 생물/생화학 36 30 83.3% 26 7 9 10 4 2 신경/행동과학 15 12 80.0% 11 0 0 0 0 0 환경/생태학 10 8 80.0% 8 2 0 0 1 1 1 물리학 250 189 75.6% 153 103 92 55 61 63 80 농업과학 28 20 71.4% 16 0 1 2 1 1 1 임상의학 101 69 68.3% 64 12 15 18 17 12 2 약학/독성학 17 11 64.7% 10 0 0 0 1 0 분자생물/유전학 28 18 64.3% 14 5 3 5 3 1 1 미생물학 5 3 60.0% 2 2 0 0 0 1 식물/동물과학 63 37 58.7% 29 9 5 7 5 4 사회과학 일반 7 4 57.1% 4 0 0 0 0 0 컴퓨터과학 37 20 54.1% 18 1 3 1 0 1 수학 25 12 48.0% 2 1 1 1 1 1 화학 249 101 40.6% 62 24 1 3 6 9 5 재료과학 187 75 40.1% 50 10 4 5 1 6 2 공학 189 64 33.9% 48 4 4 4 3 8 6 합 계 1320 744 56.4% 579 198 154 132 124 119 101 점유율 (국제협력논문 대비) 77.8% 26.6% 20.7% 17.7% 16.7% 16.0% 13.6% 32
Ⅳ. 피인용 상위 1%논문 현황 제1저자 논문의 경우는 정신의학/심리학, 경영/경제, 우주과학, 융합분야 등 4개 분야의 국제협력비율이 100%로 가장 높게 나타남 제1저자 논문의 국제협력비율은 미국(58.9%)이 가장 높고 다음은 일본 (18.2%)과 중국(7.0%)임 <표 31> 한국인 과학자 피인용 상위 1%논문 분야별 국제협력연구 현황(제1저자 기준) 분야명(국문) 논문수 (A) 국제협력 논문(B) 비율 (B/A) 미국 일본 중국 러시아 독일 영국 프랑스 정신의학/심리학 3 3 100.0% 0 0 0 0 1 0 경제/경영 2 2 100.0% 2 0 0 0 0 0 우주과학 2 2 100.0% 2 0 0 0 1 0 융합분야 2 2 100.0% 1 0 0 0 0 1 지구과학 4 2 50.0% 1 2 1 1 0 0 0 환경/생태학 4 2 50.0% 2 1 약학/독성학 10 4 40.0% 3 0 0 0 0 1 사회과학 일반 5 2 40.0% 2 0 0 0 0 0 신경/행동과학 5 2 40.0% 2 0 0 0 0 0 물리학 96 35 36.5% 15 13 2 3 10 1 4 농업과학 12 4 33.3% 3 0 0 1 0 0 0 컴퓨터과학 25 8 32.0% 7 0 1 1 1 0 임상의학 46 14 30.4% 13 0 1 0 0 1 식물/동물과학 37 11 29.7% 8 3 0 0 0 0 생물/생화학 8 2 25.0% 1 1 0 0 0 0 화학 196 48 24.5% 23 13 3 5 0 2 2 분자생물/유전학 13 3 23.1% 0 2 0 0 0 0 재료과학 144 32 22.2% 20 5 4 2 1 1 0 공학 158 33 20.9% 21 0 2 2 1 3 0 수학 16 3 18.8% 0 0 1 0 1 0 미생물학 2 0.0% 합 계 790 214 27.1% 126 39 15 14 13 11 10 점유율 58.9% 18.2% 7.0% 6.5% 6.1% 5.1% 4.7% 33
피인용 상위 1% 논문현황 분석 국제협력 유무별 평균 피인용수 국제협력논문의 평균 피인용수(110.5회)가 순수국내논문의 평균 피인용수 (80.9회) 보다 월등히 높은 것으로 나타남 제1저자가 한국인 경우는 국제협력논문의 평균 피인용수(93.7회)가 순수국내 논문의 평균 피인용수(80.9회) 보다 월등히 높은 것으로 나타남 <표 32> 한국인 과학자 피인용 상위 1%논문 국제협력유무별 평균 피인용 현황 게재년도 순수국내논문 국제협력논문 평 균 1998 124.0 308.1 231.9 1999 226.2 188.4 200.0 2000 171.5 244.7 203.3 2001 155.2 203.3 177.0 2002 138.7 143.6 141.5 2003 107.3 161.0 139.2 2004 94.4 161.8 130.0 2005 65.2 99.0 83.7 2006 40.3 77.4 62.7 2007 15.3 30.0 24.3 2008 6.4 10.8 8.8 평균 80.9 110.5 97.6 <표 33> 한국인 과학자 피인용 상위 1%논문 국제협력유무별 평균 피인용 현황(제1저자 기준) 34 게재년도 순수국내논문 국제협력논문 평 균 1998 124.0 112.5 122.4 1999 226.2 143.7 191.3 2000 171.5 219.2 181.2 2001 155.2 182.3 161.7 2002 138.7 113.4 130.7 2003 107.3 159.3 124.2 2004 94.4 128.9 102.7 2005 65.2 76.5 67.9 2006 40.3 41.9 40.8 2007 15.3 29.7 19.2 2008 6.4 9.2 7.1 평 균 80.9 93.7 84.4
Ⅳ. 피인용 상위 1%논문 현황 7. 국내 연구주체 간 공동연구 실적 연구주체별 공동연구 실적 전체 상위 1%논문 중 대학 단독논문이 59.02%로 가장 많고 다음은 대학간 공동연구(17.0%)와 대학-연구소 간 공동연구(8.5%) 순임 제1저자 논문의 경우도 단독기관 논문이 62.4%로 대부분을 차지함 <표 34> 한국인 과학자 피인용 상위 1%논문 국내 연구주체 간 협력유형별 현황 구 분 단 독 협 력 학 연 산 학학 연연 학연 산학 연산 학연산 합계 1998 19 3 1 1 2 3 29 1999 39 1 1 4 1 3 49 2000 46 6 2 9 3 3 69 2001 50 4 3 21 7 3 88 2002 58 6 2 24 9 5 1 2 107 2003 83 7 1 21 9 7 128 2004 85 8 4 22 10 8 1 2 140 2005 95 11 4 27 1 14 8 1 161 2006 96 9 7 37 18 8 2 177 2007 138 21 11 36 1 22 8 2 239 2008 70 8 2 22 17 10 1 3 133 합 계 779 84 38 224 2 112 66 4 11 1,320 점유율 59.0% 6.4% 2.9% 17.0% 0.2% 8.5% 5.0% 0.3% 0.8% 100.0% <표 35> 한국인 과학자 피인용 상위 1%논문 국내 연구주체 간 협력유형별 현황(제1저자 기준) 구 분 단독기관 논문 기관간 협력논문 학 연 산 학학 연연 학연 산학 산학연 합계 1998 8 1 1 1 2 1 14 1999 19 1 2 1 3 26 2000 30 3 2 9 2 3 49 2001 38 1 1 13 7 3 63 2002 36 2 1 14 8 4 2 67 2003 47 3 1 16 5 5 77 2004 49 6 2 13 7 8 2 87 2005 56 3 2 19 8 8 96 2006 49 4 2 24 13 6 2 100 2007 72 8 3 18 1 18 6 2 128 2008 35 5 1 19 13 8 2 83 합 계 439 36 17 148 1 84 55 10 790 점유율 55.6% 4.6% 2.2% 18.7% 0.1% 10.6% 7.0% 1.3% 100.0% 35
피인용 상위 1% 논문현황 분석 공동연구 유형별 평균 피인용수 단독기관 논문은 대학의 평균 피인용수(105.1회)가 가장 높은 것으로 나타 났고 기관 간 협력논문은 산 학 협력논문(96.2회)의 평균 피인용수가 가장 높은 것으로 나타남 제1저자 논문의 경우도 산 학 협력논문과 대학 단독논문의 평균 피인용수가 가장 높은 것으로 나타남 <표 36> 한국인 과학자 피인용 상위 1%논문 국내 협력유형별 평균 피인용수 구 분 단독기관 논문 기관 간 협력논문 학 연 산 학학 연연 학연 산학 산연 산학연 평 균 1998 276.5 219.0 67.0 131.0 122.5 123.7 231.9 1999 181.6 208.0 100.0 143.3 120.0 572.0 200.0 2000 211.7 292.3 116.0 140.4 205.7 141.7 203.3 2001 185.8 201.0 298.0 161.2 116.1 131.0 177.0 2002 128.2 180.0 100.0 146.7 211.1 115.2 83.0 170.0 141.5 2003 140.2 84.4 63.0 169.8 131.6 111.1 139.2 2004 148.9 63.9 55.3 121.1 110.9 101.8 84.0 72.5 130.0 2005 82.0 98.1 83.8 77.3 94.0 94.6 90.8 38.0 83.7 2006 74.6 41.4 33.0 58.7 43.4 40.6 28.5 62.7 2007 23.2 29.3 29.6 23.7 7.0 28.7 19.4 9.0 24.3 2008 9.1 12.0 3.0 8.6 8.2 7.0 8.0 6.0 8.8 평균 105.1 92.5 70.4 91.1 50.5 79.2 96.2 53.3 52.5 97.6 <표 37> 한국인 과학자 피인용 상위 1%논문 국내 협력유형별 평균 피인용수(제1저자 기준) 구 분 단독기관 논문 기관간 협력논문 학 연 산 학학 연연 학연 산학 산학연 평 균 1998 143.1 64 67 131 122.5 61 122.4 1999 145.8 100.0 134.0 120.0 572.0 191.3 2000 204.9 174.7 116.0 140.4 143.5 141.7 181.2 2001 173.2 117.0 110.0 166.8 116.1 131.0 161.7 2002 120.8 162.0 120.0 125.1 186.3 96.0 170.0 130.7 2003 125.7 84.0 63.0 144.1 97.4 110.2 124.2 2004 107.2 63.8 52.5 120.6 95.7 101.8 72.5 102.7 2005 71.9 38.3 27.5 57.9 61.8 90.8 67.9 2006 42.6 20.0 26.0 49.3 29.5 39.2 28.5 40.8 2007 21.4 17.5 16.3 18.9 7.0 16.4 11.3 9.0 19.2 2008 6.8 4.0 3.0 8.4 8.7 6.4 3.5 7.1 평균 91.2 56.1 56.2 82.7 7.0 64.3 98.6 56.7 84.4 36
Ⅳ. 피인용 상위 1%논문 현황 8. 교육과학기술부 주요 연구개발사업의 실적 최근 3년간 게재된 한국과학자의 피인용 상위 1%논문 549편 중 248편 (45.2%)이 교과부 주요 R&D사업(기초과학연구사업, 특정연구개발사업, 학술 연구조성사업, 원자력연구개발사업, 과학기술국제화사업)으로 산출된 것으로 나타남 2008년 기준 교과부 주요 R&D사업의 세부 사업별 피인용 상위 1%논문 게재 실적은 우수연구센터사업(25편, 24.0%), 특정기초연구지원사업(21편, 20.2%), 창의적연구진흥사업(16편, 15.4%) 등이 우수한 것으로 조사됨 <표 38> 최근 3년간 교과부 주요 R&D사업 피인용 상위 1%논문 게재현황 구 분 2006 2007 2008 합 계 국가 전체 177편 239편 133편 549편 교과부 주요 R&D사업 75건 (42.4%) 112건 (46.9%) 61건 (45.9%) 248건(45.2%) 주) 재단 통합에 따라 현재 기존 3개의 기관에 대한 성과자료를 통합 중에 있음. ʼ06년 및 ʼ07년은 기존 과학재단 관리 사업만을, ʼ08년은 교과부 주요 R&D사업을 바탕으로 분석을 실시함 <그림 6> 교과부 주요 R&D 사업별 피인용 상위 1%논문현황(2008년) 37
피인용 상위 1% 논문현황 분석 <표 39> 교과부 주요 연구개발사업의 피인용 상위 1%논문실적(세부사업별 현황) (단위 : 건, %) 2008년 대사업명 중사업명 2006년 2007년 논문수 점유율 1000억당 논문수 특정기초 10 35 21 20.2% 18.1 국가지정연구실 15 14 9 8.7% 16.6 창의적연구진흥 16 23 16 15.4% 40.0 우수연구센터 45 37 25 24.0% 41.1 기초과학 기초의과학연구센터 0 0 1 1.0% 5.8 연구사업 국가핵심연구센터 5 10 2 1.9% 14.8 연구소재은행 1 1 0 0.0% 0.0 방사광가속기 0 0 4 3.8% 21.6 연구장비구축 0 2 0 0.0% 0.0 소 계 92 122 78 75.0% 23.3 특정연구 개발사업 원자력 연구개발사업 프론티어사업 10 18 12 11.5% 8.2 바이오기술개발 10 11 0 0.0% 0.0 나노연구개발 2 4 1 1.0% 10.1 바이오신약장기 2 1 0 0.0% 0.0 소 계 24 34 13 12.5% 2.5 원자력기술개발 2 5 0 0.0% 0.0 원자력기반확충 1 5 0 0.0% 0.0 양성자기반공학 0 0 1 1.0% 6.7 소 계 3 10 1 1.0% 0.5 기초연구과제지원(이공계) NA NA 5 4.8% 5.2 학술연구 우수학자지원(이공계) NA NA 4 3.8% 55.8 조성사업 학문후속세대양성(이공계) NA NA 1 1.0% 9.3 소 계 NA NA 10 9.6% 2.8 과학기술 국제화사업 NA NA 2 1.9% 18.7 교과부 주요 R&D사업 119 166 104 100.0% 7.0 교과부 주요 R&D사업(중복제외) 75 112 61 58.7% 4.1 주) 재단 통합에 따라 현재 기존 3개의 기관에 대한 성과자료를 통합 중에 있음. ʼ06년 및 ʼ07년은 기존 과학재단 관리 사업만을, ʼ08년은 교과부 주요 R&D사업을 바탕으로 분석을 실시함 38
Ⅴ. 피인용 상위 0.1%논문 현황 V. 피인용 상위 0.1%논문 현황 1. 총괄 최근 11년 동안(ʼ98~ʼ08) 발표된 한국인 과학자 논문 중 피인용 상위 0.1% 논문은 1998년 1편에서 2008년 7편으로 지난 11년간 약 7배 증가함 최근 11년간 피인용 상위 0.1%논문 105건 중 우리나라 과학자가 제1저자인 논문은 총 43건(41.0%)임 지난 11년간 한국인 과학자의 NSC논문 206편 중 피인용 상위 0.1%에 해당 하는 논문은 14편(6.8%)임 <표 40> 한국인 과학자 피인용 상위 0.1%논문 연도별 현황 (단위 : 건) 구 분 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 합계 Article 1 5 5 8 7 12 11 11 8 8 5 81 Proceedings Paper 1 1 Review 1 1 5 3 3 4 4 2 23 합 계 1 6 6 8 7 17 14 14 13 12 7 105 <자료 출처> ESI(Essential Science Indicators) 통계기준(2009. 4) <표 41> 한국인 과학자 피인용 상위 0.1%논문 연도별 현황(제1저자) (단위 : 건) 구 분 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 합계 Article 3 2 5 3 5 4 3 1 4 2 32 Review 1 3 1 3 3 11 합 계 3 3 5 3 8 5 3 4 7 2 43 <자료 출처> ESI(Essential Science Indicators) 통계기준(2009. 4) 39
피인용 상위 1% 논문현황 분석 <표 42> 한국인 과학자 피인용 상위 0.1%논문 연도별 현황(교신저자) (단위 : 건) 구 분 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 합계 Article 3 2 4 3 2 4 2 1 4 2 27 Review 1 2 1 3 2 9 합 계 3 3 4 3 4 5 2 4 6 2 36 <자료 출처> ESI(Essential Science Indicators) 통계기준(2009. 4) <그림 7> 한국인 과학자 피인용 상위 0.1%논문 발표 현황 18 16 14 12 10 8 6 4 2 0 전체논문 17 제1저자논문 교신저자논문 14 14 13 12 8 8 6 6 7 7 7 5 5 6 4 3 4 3 3 4 3 2 2 1 98 99 00 01 02 03 04 05 06 07 08 <표 43> 한국인 과학자 피인용 상위 0.1% NSC논문 현황 (단위 : 건) 연 도 한국인 과학자 논문수 한국인 과학자 피인용 1%논문수 NATURE SCIENCE CELL 총합계 NATURE SCIENCE CELL 총합계 1998 5 2 7 1999 6 3 1 10 1 1 2000 7 3 1 11 1 1 2 2001 7 4 3 14 1 1 2002 9 5 5 19 1 1 2003 5 6 2 13 1 1 2004 7 8 4 19 1 3 4 2005 17 11 2 30 2 2 2006 12 9 7 28 2007 10 12 5 27 1 1 2 2008 11 13 4 28 합 계 96 76 34 206 9 5 14 주1) Web of Science에 수록된 NSC논문 수임(2009년 8월 기준) 2) 한국인 과학자 피인용 1% 논문 중 2004년 및 2005년도 Science논문 2편은 황우석박사 논문으로 2006년에 게재가 취소됨 40
Ⅴ. 피인용 상위 0.1%논문 현황 2. 연구주체별 실적 우리나라 피인용 상위 0.1%논문의 87.8%를 대학에서 산출함 제1저자 논문을 기준으로 할 때는 대학이 상기 논문의 95.3%, 교신저자의 경우는 대학이 상기 논문의 94.6%를 차지함 <표 44> 한국인 과학자 피인용 상위 0.1%논문 연구주체별 현황 (단위 : 건) 구 분 산 학 연 합 계 총논문수 전체논문 논문수 7 158 15 180 105 비율 3.9% 87.8% 8.3% 100.0% 제1저자 논문수 1 41 1 43 43 비율 2.3% 95.3% 2.3% 100.0% 교신저자 논문수 1 35 1 37 36 비율 2.7% 94.6% 2.7% 100.0% 주) 전체논문 및 교신저자논문에 대해서는 저자 소속기관이 다른 경우 각 기관별로 1건으로 산정하여 논문수의 합(각각 180건 및 37건)이 총 논문수(각각 105건 및 36건)보다 많음 <그림 8> 한국인 과학자 피인용 상위 0.1%논문 연구주체별 현황 연구소 15 (8.3%) 산업체 7 (3.9%) 연구소 1 (2.3%) 산업체 1 (2.3%) 대학 158 (87.8%) 대학 41 (95.3%) 41
피인용 상위 1% 논문현황 분석 3. 주요 기관별 실적 전체 피인용 상위 0.1%논문 의 21.9%를 서울대학교가 산출하였고, 다음은 포항공과대학교(11.6%), 연세대학교(10.1%), KAIST(8.1%) 등의 순으로 나타남 <표 45> 한국인 과학자 피인용 상위 0.1%논문 기관별 현황 순위 기 관 논문수 비 율 순위 기 관 논문수 비 율 1 서울대 23.0(38) 21.9%(21.1%) 10 고등과학원 2.3(3) 2.2%(1.7%) 2 포항공대 12.2(16) 11.6%(8.9%) 11 전남대 2.2(5) 2.1%(2.8%) 3 연세대 10.6(17) 10.1%(9.4%) 12 농업과학기술원 2.0(2) 1.9%(1.1%) 4 KAIST 8.5(9) 8.1%(5.0%) 12 부산대 2.0(3) 1.9%(1.7%) 5 고려대 5.9(15) 5.6%(8.3%) 12 한국외대 2.0(2) 1.9%(1.1%) 6 경북대 5.5(6) 5.2%(3.3%) 15 명지대 1.4(7) 1.3%(3.9%) 7 성균관대 4.0(8) 3.8%(4.4%) 16 경상대 1.2(2) 1.1%(1.1%) 8 한양대 2.7(4) 2.6%(2.2%) 기타 29개 기관 17.1(25) 16.3%(13.9%) 9 광주과기원 2.5(3) 2.4%(1.7%) 합계 105(180) 100.0%(100.0%) 주1) ( )밖의 수는 공동저자일 경우 논문 1편을 공저 기관수로 나눠 합산한 수치임 2) ( )안의 수는 공동저자일 경우 기관별로 각각 1편으로 인정하여 합산한 수치임 <표 46> 한국인 과학자 피인용 상위 0.1%논문 기관별 현황(제1저자 기준) 순 순 기 관 논문수 비 율 위 위 기 관 논문수 비 율 1 서울대 13 30.2% 6 삼성종합기술원 1 2.3% 2 포항공대 6 14.0% 6 성균관대 1 2.3% 2 KAIST 6 14.0% 6 순천향대 1 2.3% 4 연세대 4 9.3% 6 이화여대 1 2.3% 5 고려대 2 4.7% 6 장전수리과학 연구소 1 2.3% 6 경기대 1 2.3% 6 제주대 1 2.3% 6 경북대 1 2.3% 6 한국외대 1 2.3% 6 광주과기원 1 2.3% 6 한양대 1 2.3% 6 부산대 1 2.3% 계 43 100.0% 42
Ⅴ. 피인용 상위 0.1%논문 현황 <표 47> 한국인 과학자 피인용 상위 0.1%논문 기관별 현황(교신저자 기준) 순 위 기 관 논문수 비 율 순위 기 관 논문수 비 율 1 서울대 11(11) 30.6%(29.7%) 6 광주과기원 1(1) 2.8%(2.7%) 2 포항공대 7.5(8) 20.8%(21.6%) 6 부산대 1(1) 2.8%(2.7%) 3 KAIST 5(5) 13.9%(13.5%) 6 삼성종합기술원 1(1) 2.8%(2.7%) 4 연세대 3(3) 8.3%(8.1%) 6 장전수리과학 연구소 1(1) 2.8%(2.7%) 5 고려대 2(2) 5.6%(5.4%) 6 한양대 1(1) 2.8%(2.7%) 6 경기대 1(1) 2.8%(2.7%) 13 이화여대 0.5(1) 1.4%(2.7%) 6 경북대 1(1) 2.8%(2.7%) 합계 36(37) 100.0%(100.0%) 주1) ( )밖의 수는 공동 교신저자일 경우 논문 1편을 공저 기관수로 나눠 합산한 수치임 2) ( )안의 수는 공동 교신저자일 경우 기관별로 각각 1편으로 인정하여 합산한 수치임 43
피인용 상위 1% 논문현황 분석 4. 연구 분야별 실적 연구 분야별 실적 상위 0.1%논문 점유율은 물리학(30.5%)이 가장 높고 다음은 화학(14.3%), 임상의학(11.4%), 공학(10.5%) 순으로 나타남 주저자(제1저자 또는 교신저자)논문의 경우 화학(31.8%)이 가장 높고 다음은 물리학, 임상의학, 공학 및 재료과학이 13.6%임 <표 48> 한국인 과학자 피인용 상위 0.1%논문 연구분야별 현황 구 분 ʼ98 ʼ99 ʼ00 ʼ01 ʼ02 ʼ03 ʼ04 ʼ05 ʼ06 ʼ07 ʼ08 합계 비율 물 리 학 1 3 2 2 4 5 4 5 4 2 32 30.5% 화 학 3 2 1 4 2 2 1 15 14.3% 임 상 의 학 2 3 3 1 3 12 11.4% 공 학 1 2 1 5 1 1 11 10.5% 재 료 과 학 1 1 1 4 3 1 11 10.5% 식물/동물과학 1 3 2 6 5.7% 수 학 1 1 1 3 2.9% 지 구 과 학 1 2 3 2.9% 경 제 / 경 영 1 1 2 1.9% 생 물 / 생 화 학 1 1 2 1.9% 우 주 과 학 1 1 2 1.9% 농 업 과 학 1 1 1.0% 미 생 물 학 1 1 1.0% 사회과학 일반 1 1 1.0% 신경/행동과학 1 1 1.0% 정신의학/심리학 1 1 1.0% 환 경 / 생 태 학 1 1 1.0% 합 계 1 6 6 8 7 17 14 14 13 12 7 105 100.0% <표 49> 한국인 과학자 피인용 상위 0.1%논문 연구분야별 현황(주저자) 구 분 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 합계 비율 화 학 3 2 1 3 2 2 1 14 31.8% 물 리 학 2 2 1 1 6 13.6% 임 상 의 학 2 2 1 1 6 13.6% 공 학 1 2 2 1 6 13.6% 재 료 과 학 1 1 2 2 6 13.6% 수 학 1 1 1 3 6.8% 식물/동물과학 2 2 4.5% 신경/행동과학 1 1 2.3% 합 계 3 3 5 3 8 6 3 4 7 2 44 100.0% 44
Ⅴ. 피인용 상위 0.1%논문 현황 <참고> 한국인 과학자 논문 연구분야별 현황(상위 0.1%논문과 세계논문 비교) 최근 11년간 물리학, 임상의학, 식물/동물과학 등 8개 분야에서 상위 0.1% 한국인 논문의 점유율이 상위 1% 세계논문 점유율 보다 높음 특히 물리학 및 재료과학 분야의 한국 논문 점유율은 세계 전체 논문 점유율 대비 2배 이상 높음. 이는 한국인 과학자가 동 분야에서 영향력이 높은 논문을 많이 발표하고 있음을 시사함 구 <표 50> 한국인 과학자 전체논문/상위 1%논문 분야별 비교 분 0.1%한국논문 대비 점유율 1%세계논문 대비 점유율 비 고 물 리 학 30.5% 9.3% 한국 > 세계 화 학 14.3% 12.0% 한국 > 세계 임 상 의 학 11.4% 21.2% 공 학 10.5% 8.3% 한국 > 세계 재 료 과 학 10.5% 4.6% 한국 > 세계 식 물 / 동 물 과 학 5.7% 5.6% 한국 > 세계 수 학 2.9% 2.5% 한국 > 세계 지 구 과 학 2.9% 2.9% 경 제 / 경 영 1.9% 1.5% 한국 > 세계 생 물 / 생 화 학 1.9% 5.9% 우 주 과 학 1.9% 1.3% 한국 > 세계 농 업 과 학 1.0% 1.9% 미 생 물 학 1.0% 1.6% 사 회 과 학 일 반 1.0% 4.1% 신 경 / 행 동 과 학 1.0% 3.2% 정신의학/심리학 1.0% 2.5% 환 경 / 생 태 학 1.0% 2.7% 합 계 100.0% 100.0% 주) 상위 0.1%논문은 ESI 2009년 4월, 전체논문은 ESI 2009년 8월 기준임 45
피인용 상위 1% 논문현황 분석 주요 학술지별 실적 학술지별로는 물리학 분야의 Physical Review Letters(15편)가 가장 높은 점유율을 나타냈고 다음은 Nature(9편), Nature Materials(5편) 순으로 나타남 주저자(제1저자 또는 교신저자) 논문의 경우 화학 분야의 Journal of the American Chemical Society와 Nature가 4편으로 가장 높게 나타남 <표 51> 한국인 과학자 피인용 상위 0.1%논문 주요 학술지별 현황 저 널 명 상위 0.1% 논문수 Impact Factor 분 야 PHYSICAL REVIEW LETTERS 15 7.18 물리학 NATURE 9 31.434 화학 NATURE MATERIALS 5 23.132 재료과학 SCIENCE 5 28.103 임상의학 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 4 8.091 화학 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED 4 1.019 공학 EQUIPMENT ADVANCED MATERIALS 3 8.191 재료과학 APPLIED PHYSICS LETTERS 3 3.726 물리학 NEW ENGLAND JOURNAL OF MEDICINE 3 50.017 임상의학 PHYSICAL REVIEW D 3 5.05 물리학 PHYSICS LETTERS B 3 4.034 물리학 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 2 13.99 우주과학 JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS 2 1.046 수학 LANCET 2 28.409 임상의학 MIS QUARTERLY 2 5.183 경제/경영 <표 52> 한국인 과학자 피인용 상위 0.1% 논문 주요 학술지별 현황(주저자 기준) 저 널 명 상위 0.1% 논문수 Impact Factor 분 야 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 4 8.091 화학 NATURE 4 31.434 전분야 ADVANCED MATERIALS 3 8.191 재료과학 APPLIED PHYSICS LETTERS 3 3.726 물리학 JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS 2 1.046 수학 NATURE MATERIALS 2 23.132 재료과학 SCIENCE 2 28.103 전분야 46
Ⅴ. 피인용 상위 0.1%논문 현황 Research Fronts 최근 주목받는 선도영역개척(Research Fronts)분야 중 한국인 과학자가 주도적으로 이끌어 가는(피인용 상위 0.1% 주저자논문 기준) 연구분야는 공학 3개 분야, 물리학 2개 분야, 임상의학 4개 분야, 재료과학 4개 분야, 화학 6개 분야 6등 총 22개 분야임 <표 53> 한국인 과학자 피인용 상위 0.1%논문관련 세부 선도영역개척 분야 분야 Research Fronts 한국인 상위 0.1% 논문수 논문수 분야 특성 편당 피인용 평균 게재 연도 공학 (5편) CL-2/AR INDUCTIVELY COUPLED PLASMA; INDUCTIVELY COUPLED BCL3/AR PLASMA; SELF-CONSISTENT GLOBAL MODEL; ZRO2 THIN FILMS; ETCHING MECHANISM PEM FUEL CELL GAS DIFFUSION LAYERS; POLYMER ELECTROLYTE FUEL CELL FLOW CHANNEL; POLYMER ELECTROLYTE FUEL CELL USING NEUTRON IMAGING; OPERATING PEM FUEL CELL USING NEUTRON RADIOGRAPHY; PEM FUEL CELL PERFORMANCE ROBUST MULTIFRAME SUPER RESOLUTION; SUPER-RESOLUTION IMAGE RECONSTRUCTION; MULTIFRAME DEMOSAICING; COLOR IMAGES; TECHNICAL OVERVIEW 1 2 9.5 2007.5 1 43 49.65 2005.2 1 3 66.67 2004.3 물리 (2편) 250 KM LONG-BASELINE EXPERIMENT; REACTOR ANTINEUTRINO DISAPPEARANCE; NEUTRINO OSCILLATION; FIRST RESULTS SITTER STRING VACUA; SOFT SUPERSYMMETRY BREAKING TERMS; SITTER VACUA; KKLT FLUX COMPACTIFICATIONS; LOCALLY STABLE NON-SUPERSYMMETRIC MINKOWSKI VACUA 1 2 704 2003 1 20 60.35 2005.8 수학 (3편) 식물/ 동물 과학 (1편) 임상 의학 (4편) EULER NUMBERS; HIGHER-ORDER Q-EULER NUMBERS; P-ADIC INTERPOLATING FUNCTION; TWISTED Q-HURWITZ ZETA FUNCTION; Q)-TWISTED EULER POLYNOMIALS TIP MULTICATEGORY SUPPORT VECTOR MACHINES USING GENE EXPRESSION DATA; MICROARRAY GENE EXPRESSION CANCER DIAGNOSIS; MICROARRAY DATA USING RANDOM FOREST; MULTICLASS CANCER CLASSIFICATION; MULTICATEGORY CLASSIFICATION METHODS ARABIDOPSIS F-BOX PROTEIN SLEEPY1 TARGETS GIBBERELLIN SIGNALING REPRESSORS; ARABIDOPSIS GIBBERELLIN RECEPTOR ATGID1S; ARABIDOPSIS GIBBERELLIN RECEPTORS; ARABIDOPSIS MUTANT SLEEPY1(GAR2-1) PROTEIN PROMOTES PLANT GROWTH; EARLY GIBBERELLIN SIGNALING AUTOLOGOUS BONE MARROW STEM CELL MOBILIZATION; AUTOLOGOUS BONE MARROW MESENCHYMAL STEM CELL; CATHETER-BASED AUTOLOGOUS BONE MARROW MYOCARDIAL INJECTION; ENHANCE BONE MARROW STEM CELL MOBILIZATION; AUTOLOGOUS BONE MARROW CELL TRANSPLANTATION 2 9 10 2007.3 1 9 43.89 2004.8 1 40 47.88 2005.8 1 44 251.7 2004.3 47
피인용 상위 1% 논문현황 분석 분야 Research Fronts 한국인 상위 0.1% 논문수 논문수 분야 특성 편당 피인용 평균 게재연도 임상 의학 (4편) 재료 과학 (5편) 화학 (6편) EPIDERMAL GROWTH FACTOR RECEPTOR-POSITIVE NON-SMALL-CELL LUNG CANCER PATIENTS; EPIDERMAL GROWTH FACTOR RECEPTOR GENE MUTATIONS; NON-SMALL-CELL LUNG CANCER PATIENTS TREATED; NON-SMALL CELL LUNG CANCER PATIENTS TREATED MAGNETIC RESONANCE IMAGING; USING MULTIFUNCTIONAL MAGNETIC NANOCRYSTALS; HIGHLY EFFICIENT MAGNETIC RESONANCE PROBES; IN-VIVO MAGNETIC RESONANCE DETECTION; ARTIFICIALLY ENGINEERED MAGNETIC NANOPARTICLES PLURIPOTENT HUMAN EMBRYONIC STEM CELL LINE; PATIENT-SPECIFIC EMBRYONIC STEM CELLS DERIVED; HUMAN SCNT BLASTOCYSTS; CLONED BLASTOCYST; EVIDENCE LOW-BANDGAP POLYMER SOLAR CELLS; EFFICIENT TANDEM POLYMER SOLAR CELLS FABRICATED; EFFICIENT NEAR-INFRARED POLYMER SOLAR CELLS; EFFICIENT POLYMER SOLAR CELLS; HIGH-EFFICIENCY POLYMER SOLAR CELLS MONODISPERSE MAGNETIC IRON OXIDE NANOPARTICLES; SINGLE-CRYSTALLINE IRON OXIDE NANOCRYSTALS; IRON OXIDE NANODISKS; NI) OXIDE NANOCRYSTALS; MONODISPERSE NANOCRYSTALS MULTIFERROIC BIFEO3 EPITAXIAL THIN FILMS; MULTIFERROIC BIFEO3 FILMS; MULTIFERROIC BIFEO3 CERAMICS; MAGNETOELECTRIC MULTIFERROIC; MAGNETIC PHASE CONTROL ORDERED MESOPOROUS CARBON HOLLOW SPHERES; NANOCAST; MESOPOROUS SILICA; ORDERED MESOPOROUS CARBON MATERIALS; POLYACRYLONITRILE-BASED ORDERED MESOPOROUS CARBON; ORDERED MESOPOROUS SILICA; ORDERED NONSILICEOUS MESOPOROUS MATERIALS CUCURBIT[N]URIL FAMILY PRIME COMPONENTS; CUCURBIT[7]URIL HOST; HOST-GUEST COMPLEXATION; MACROCYCLIC HOST MOLECULES; CYCLODEXTRIN HOST FAMILIES DENSITY FUNCTIONAL THEORY; DISPERSION CORRECTIONS; DENSITY FUNCTIONAL THEORY INCLUDING EMPIRICAL CORRECTIONS; DENSITY FUNCTIONAL THEORY APPROACHES FAIL; APPROXIMATE DENSITY FUNCTIONAL THEORY; DENSITY FUNCTIONAL THEORY AUGMENTED NANOSTRUCTURE FABRICATION; BLOCK COPOLYMERS; DIRECTED BLOCK COPOLYMER ASSEMBLY; BLOCK COPOLYMER THIN FILMS; SELF ASSEMBLED BLOCK COPOLYMER PATTERNS; BLOCK COPOLYMER LITHOGRAPHY PHOSPHOPEPTIDES; ELECTRON TRANSFER DISSOCIATION TANDEM MASS SPECTROMETRY; PHOSPHOPEPTIDES USING TIO2 SURFACE-ASSISTED LASER DESORPTION/IONIZATION MASS SPECTROMETRY; HUMAN CELLS USING MASS SPECTROMETRY SIMPLE FLUORESCENT ANION PET SENSORS; CHARGE NEUTRAL THIOUREA RECEPTORS; ANION SENSING USING COLORIMETRIC AMIDOUREA BASED RECEPTORS INCORPORATED; COLORIMETRIC PYRROLYLAMIDOTHIOUREA BASED ANION SENSORS; COLORIMETRIC ANION CHEMOSENSOR BASED SYMMETRY-CONTROLLED COLLOIDAL NANOCRYSTAL NONHYDROLYTIC CHEMICAL SYNTHESIS-SHAPE EVOLUTION PROCESS; STAR-SHAPED PBS NANOCRYSTALS; COLLOIDAL NANOCRYSTAL SYNTHESIS 1 49 354.29 2004.9 1 5 94.2 2005.6 1 2 235 2004.5 2 50 115.02 2005.6 1 7 168 2004.4 1 45 96.96 2006.2 1 34 70.56 2005 1 8 92.88 2005.7 1 30 74.93 2005.8 1 36 78.67 2005.5 1 45 126.31 2005.5 1 30 102.23 2005.4 1 8 100 2005.5 48
Ⅴ. 피인용 상위 0.1%논문 현황 5. 피인용 통계 저자 역할별 평균피인용 실적 우리나라 과학자가 주저자(제1저자 또는 교신저자)인 논문의 평균 인용 횟수는 292.9회로 단순공저자로 참여한 논문의 평균 인용횟수(355.4회) 보다 낮게 나타남 <표 54> 한국인 과학자 피인용 상위 0.1%논문 저자역할별 평균 피인용수 연 도 주저자 단순공저 평 균 1998 2031.0 2031.0 1999 594.7 360.3 477.5 2000 689.7 433.3 561.5 2001 381.4 400.0 388.4 2002 398.7 364.0 378.9 2003 304.8 360.4 334.2 2004 334.8 580.5 475.2 2005 149.0 230.8 213.3 2006 117.0 382.4 300.8 2007 79.0 105.4 90.0 2008 9.0 43.6 33.7 평 균 292.9 355.4 329.2 주) 단순공저 논문은 전체 분석대상 논문에서 주저자(제1저자 및 교신저자) 논문을 제외한 논문을 의미 주요 기관별 평균피인용 실적 상위 0.1%논문에 대한 주요 기관별 평균 피인용수는 연세대(482.8회)가 가장 높고 다음은 서울대(364.3회)인 것으로 나타남 <표 55> 한국인 과학자 피인용 상위 0.1%논문 주요 기관별 평균 피인용수 구 분 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 평균 연세대 367.0 214.3 1606.5 413.0 562.0 59.0 62.0 482.8 서울대 2031.0 684.0 466.5 441.8 385.7 316.9 299.8 250.9 137.0 220.0 28.0 364.3 KAIST 458.5 505.0 316.0 114.0 30.0 39.0 282.2 포항공대 759.5 238.0 452.0 268.0 261.5 104.0 163.5 90.7 28.0 265.9 고려대 357.0 367.0 274.7 176.0 211.3 103.3 8.0 214.6 49
피인용 상위 1% 논문현황 분석 6. 국제협력 실적 저자 역할별 국제협력 실적 한국인 과학자 상위 0.1%논문 105편 중 국외 기관의 연구자가 1인 이상 참여하여 공저한 국제협력 논문은 전체의 76.2%임 주저자 논문의 경우 국제협력 논문은 43.2%(19편)로 비율이 다소 낮음 <표 56> 한국인 과학자 피인용 상위 0.1%논문 국제협력연구 현황 연 도 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 계 논문수(A) 1 6 6 8 7 17 14 14 13 12 7 105 국제협력(B) 1 4 4 6 4 13 11 12 10 9 6 80 비율(B/A) 100.0% 66.7% 66.7% 75.0% 57.1% 76.5% 78.6% 85.7% 76.9% 75.0% 85.7% 76.2% <표 57> 한국인 과학자 피인용 상위 0.1%논문 국제협력연구 현황(주저자 기준) 연 도 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 계 논문수(A) 3 3 5 3 8 6 3 4 7 2 44 국제협력(B) 1 1 3 4 3 1 1 4 1 19 비율(B/A) 33.3% 33.3% 60.0% 0.0% 50.0% 50.0% 33.3% 25.0% 57.1% 50.0% 43.2% <그림 9> 한국인 과학자 피인용 상위 0.1%논문 국제협력연구 현황 100 100 90 80 70 60 66.7 66.7 75 60 57.1 76.5 78.6 85.7 76.9 75 57.1 85.7 50 50 50 50 40 30 20 10 0 33.3 33.3 33.3 25 전체논문 주저논문 0 98 99 00 01 02 03 04 05 06 07 08 50
Ⅴ. 피인용 상위 0.1%논문 현황 국가별 국제협력 현황 총 46개국 연구자들과 공동연구 수행 - 국가별로는 미국이 16.7%(72편)로 협력연구가 가장 활발히 이루어지는 것으로 나타났으며, 일본 8.6%(37편), 영국 5.3%(23편) 순임 주저자(제1저자 및 교신저자) 논문의 경우 8개국 연구자들과 공동연구 수행 - 국가별로는 미국이 57.7%(15편)로 가장 높게 나타남 <표 58> 한국인 과학자 피인용 상위 0.1%논문 협력국가별 현황 순 위 국제협력국가 논문수 비 율 1 미국 72 16.7% 2 일본 37 8.6% 3 영국 23 5.3% 4 독일 21 4.9% 5 프랑스 20 4.7% 6 러시아 18 4.2% 6 캐나다 18 4.2% 6 폴란드 18 4.2% 9 중국 17 4.0% 10 타이완 16 3.7% 11 스웨덴 14 3.3% 11 인도 14 3.3% 13 이탈리아 13 3.0% 14 이스라엘 12 2.8% 기타 32개국 64 14.9% 합 계 430 100.0% 주) 1편의 논문을 여러 국가의 연구자와 공저하는 경우에는 각각의 국가별로 1건으로 산정함 <표 59> 한국인 과학자 피인용 상위 0.1%논문 협력국가별 현황(주저자 기준) 순 위 국제협력국가 논문수 비 율 1 미국 15 57.7% 2 일본 4 15.4% 3 폴란드 2 7.7% 4 네덜란드 1 3.8% 4 독일 1 3.8% 4 러시아 1 3.8% 4 스위스 1 3.8% 4 체코 1 3.8% 합 계 26 100.0% 주) 1편의 논문을 여러 국가의 연구자와 공저하는 경우에는 각각의 국가별로 1건으로 산정함 51
피인용 상위 1% 논문현황 분석 분야별 국제협력 실적 수학(0.0%), 물리학(87.5%), 식물/동물과학(83.3%), 공학(81.8%), 재료과학 (81.8%), 임상의학(66.7%), 화학(40.0%)을 제외한 전 분야의 국제협력 비율은 100%로 나타남 국가별로는 미국과의 협력비율이 90.0%(72편)으로 가장 높게 나타났으며, 다음은 일본 43.6%(37편), 영국 28.8%(23편) 순임 주저자 논문의 경우 신경/행동과학 분야 국제협력비율이 100%이고 수학 분야는 국제협력 논문이 없는 것으로 나타남 국가별로는 미국이 78.9%(15편)으로 가장 높고 일본 21.1%(4편), 폴란드 10.5%(2편) 순임 <표 60> 한국인 과학자 피인용 상위 0.1%논문 분야별 국제협력 현황 논문수 국제협력 비율 분 야 미국 일본 영국 독일 프랑스 (A) 논문(B) (B/A) 경 제 / 경 영 2 2 100.0% 2 농 업 과 학 1 1 100.0% 1 1 미 생 물 학 1 1 100.0% 1 1 사회과학 일반 1 1 100.0% 1 생 물 / 생 화 학 2 2 100.0% 2 1 1 1 1 수 학 3 0 0.0% 신경/행동과학 1 1 100.0% 1 우 주 과 학 2 2 100.0% 2 2 2 2 정신의학/심리학 1 1 100.0% 1 지 구 과 학 3 3 100.0% 3 2 1 환 경 / 생 태 학 1 1 100.0% 1 물 리 학 32 28 87.5% 27 22 7 11 12 식물/동물과학 6 5 83.3% 4 3 3 2 공 학 11 9 81.8% 8 2 1 3 3 재 료 과 학 11 9 81.8% 6 3 1 임 상 의 학 12 8 66.7% 7 2 5 2 2 화 학 15 6 40.0% 5 2 합 계 105 80 76.2% 72 (90.0%) 37 (46.3%) 23 (28.8%) 21 (26.3%) 20 (25.0%) 52
Ⅴ. 피인용 상위 0.1%논문 현황 <표 61> 한국인 과학자 피인용 상위 0.1%논문 분야별 국제협력 현황(주저자 기준) 분 야 논문수 국제협력 비율 (A) 논문(B) (B/A) 미국 일본 폴란드 신경/행동과학 1 1 100.0% 1 공 학 6 4 66.7% 3 재 료 과 학 6 4 66.7% 3 식물/동물과학 2 1 50.0% 1 1 화 학 14 5 35.7% 4 2 물 리 학 6 2 33.3% 1 1 2 임 상 의 학 6 2 33.3% 2 수 학 3 0 0.0% 합 계 44 19 43.2% 15 4 2 (78.9%) (21.1%) (10.5%) <그림 10> 한국인 과학자 피인용 상위 0.1%논문 주요분야별 국제협력연구 현황 물리학 28(87.5%) 4 공학 4(66.7%) 2 공학 9(81.8%) 2 재료과학 4(66.7%) 2 재료과학 9(81.8%) 2 화학 5(64.3%) 9 임상의학 8(66.7%) 4 물리학 2(33.3%) 4 화학 6(40.0%) 9 임상의학 2(33.3%) 4 0% 20% 40% 60% 80% 100% 0% 20% 40% 60% 80% 100% 전체논문 주저자 논문 국제협력 유무별 평균 피인용수 국제협력논문의 평균 피인용수(334.4회)가 순수국내논문의 평균 피인용수 (312.7회) 보다 높은 것으로 나타남 주저자 논문의 경우 순수국내논문의 평균 피인용수(312.7회)가 국제협력 논문의 평균 피인용수(266.9회)보다 높은 것으로 나타남 53
피인용 상위 1% 논문현황 분석 <표 62> 한국인 과학자 피인용 상위 0.1%논문 국제협력유무별 평균피인용수 연 도 순수국내논문 국제협력논문 평 균 1998 2031.0 2031.0 1999 777.5 327.5 477.5 2000 759.5 462.5 561.5 2001 364.5 396.3 388.4 2002 398.7 364.0 378.9 2003 263.5 356.0 334.2 2004 335.7 513.3 475.2 2005 145.0 224.7 213.3 2006 110.7 357.8 300.8 2007 42.0 106.0 90.0 2008 10.0 37.7 33.7 평 균 312.7 334.4 329.2 <표 63> 한국인 과학자 피인용 상위 0.1%논문 국제협력유무별 평균피인용수(주저자 기준) 연 도 순수국내논문 국제협력논문 평 균 1999 777.5 229.0 594.7 2000 759.5 550.0 689.7 2001 364.5 392.7 381.4 2002 398.7 398.7 2003 263.5 346.0 304.8 2004 335.7 334.0 334.8 2005 145.0 157.0 149.0 2006 110.7 136.0 117.0 2007 42.0 106.8 79.0 2008 10.0 8.0 9.0 평 균 312.7 266.9 292.9 54
Ⅴ. 피인용 상위 0.1%논문 현황 7. 저자별 실적 저자별 게재현황(주저자 기준) 주저자(제1저자 또는 교신저자) 논문의 경우 저자별로는 서울대 현택환 교수가 5편으로 가장 많은 것으로 나타났으며 그 다음은 포항공대 김기문 교수(3편), KAIST 유룡교수(3편) 순인 것으로 분석됨 <표 64> 한국인 과학자 피인용 상위 0.1%논문 주요 저자별 현황(주저자 기준) 저자명 소속 저널명 현택환 김기문 유룡 천진우 이광희/ 김진영 김광수 김태균 서울대 포항 공대 KAIST 연세대 광주 과기원 포항 공대 경북대 Journal Of The American Chemical Society Journal Of The American Chemical Society 게재 연도 피인 용수 2001 491 2002 353 논문명 Synthesis Of Highly Crystalline And Monodisperse Maghemite Nanocrystallites Without A Size-Selection Process Fabrication Of Hollow Palladium Spheres And Their Successful Application To The Recyclable Heterogeneous Catalyst For Suzuki Coupling Reactions Chemical Communications 2003 291 Chemical Synthesis Of Magnetic Nanoparticles Nature Materials 2004 328 Ultra-Large-Scale Syntheses Of Monodisperse Nanocrystals Advanced Materials 2006 95 Recent Progress In The Synthesis Of Porous Carbon Materials(Review논문) Nature 2000 1,101 Accounts Of Chemical Research 2003 268 Journal Of The American Chemical Society Journal Of The American Chemical Society 2004 297 2000 550 A Homochiral Metal-Organic Porous Material For Enantioselective Separation And Catalysis Cucurbituril Homologues And Derivatives: New Opportunities In Supramolecular Chemistry(Review논문) Microporous Manganese Formate: A Simple Metal-Organic Porous Material With High Framework Stability And Highly Selective Gas Sorption Properties Synthesis of new, nanoporous carbon with hexagonally ordered mesostructure Advanced Materials 2001 380 Ordered mesoporous carbons Nature 2001 630 Angewandte Chemie-International Edition 2006 123 Nature Medicine 2007 77 Ordered nanoporous arrays of carbon supporting high dispersions of platinum nanoparticles Shape control of semiconductor and metal oxide nanocrystals through nonhydrolytic colloidal routes(review논문) Artificially engineered magnetic nanoparticles for ultra-sensitive molecular imaging Advanced Materials 2006 136 New architecture for high-efficiency polymer photovoltaic cells using solution-based titanium oxide as an optical spacer Science 2007 157 Efficient tandem polymer solar cells fabricated by all-solution processing Chemical Reviews 2000 418 Molecular clusters of pi-systems: Theoretical studies of structures, spectra, and origin of interaction energies(review논문) Chemical Society Reviews 2006 114 Imidazolium receptors for the recognition of anions(review논문) Journal Of Mathematical Analysis And Applications Journal Of Mathematical Analysis And Applications 2007 17 2008 10 ON THE Q-EXTENSION OF EULER AND GENOCCHI NUMBERS ON P-ADIC INTERPOLATING FUNCTION FOR Q-EULER NUMBERS AND ITS DERIVATIVES 55
피인용 상위 1% 논문현황 분석 8. 국내 연구주체 간 공동연구 실적 연구주체별 공동연구 실적 전체 상위 0.1%논문 중 대학 단독기관 연구실적이 63.8%로 가장 많고 다음은 대학간 공동연구(16.2%), 대학-연구소간 공동연구(11.4%) 순임 주저자 논문의 경우도 대학 단독기관 연구실적이 68.2%로 가장 높음 <표 65> 한국인 과학자 피인용 상위 0.1%논문 국내 연구주체 간 협력유형별 현황 구 분 단독기관 논문 기관간 협력논문 학 연 학학 학연 산학 합 계 1998 1 1 1999 4 2 6 2000 6 6 2001 7 1 8 2002 3 1 2 1 7 2003 12 2 2 1 17 2004 10 2 1 1 14 2005 5 1 7 1 14 2006 8 2 3 13 2007 7 2 1 2 12 2008 4 1 2 7 합 계 67 5 17 12 4 105 비 율 63.8% 4.8% 16.2% 11.4% 3.8% 100.0% <표 66> 한국인 과학자 피인용 상위 0.1%논문 국내 연구주체 간 협력유형별 현황(주저자 기준) 구 분 단독기관 논문 기관간 협력논문 학 연 학학 학연 산학 합 계 1999 1 2 3 2000 3 3 2001 4 1 5 2002 2 1 3 2003 7 1 8 2004 4 1 1 6 2005 1 2 3 2006 3 1 4 2007 4 1 1 1 7 2008 1 1 2 합 계 30 1 7 3 3 44 비 율 68.2% 2.3% 15.9% 6.8% 6.8% 100.0% 56
Ⅴ. 피인용 상위 0.1%논문 현황 공동연구 유형별 평균 피인용수 단독기관 논문은 대학논문의 평균 피인용수(381.6회)가 가장 많은 것으로 나타났고, 기관 간 협력논문은 산학(기업-대학)간 협력논문의 평균 피인용수 (487.3회)가 대학간 협력논문 평균 피인용수(232.4회)보다 높은 것으로 나타남 <표 67> 한국인 과학자 피인용 상위 0.1%논문 국내 연구주체 간 협력유형별 피인용수 구 분 단독기관 논문 기관간 협력논문 학 연 학학 학연 산학 평 균 1998 2031.0 2031.0 1999 327.5 777.5 477.5 2000 561.5 561.5 2001 409.9 238.0 388.4 2002 407.0 306.0 367.0 391.0 378.9 2003 347.6 515.0 189.5 102.0 334.2 2004 553.6 288.5 248.0 292.0 475.2 2005 211.2 504.0 144.7 413.0 213.3 2006 407.6 163.5 107.3 300.8 2007 87.7 77.0 32.0 140.0 90.0 2008 33.0 68.0 18.0 33.7 평 균 381.6 206.4 232.4 172.4 487.3 329.2 <표 68> 한국인 과학자 피인용 상위 0.1%논문 국내 연구주체 간 협력유형별 피인용수(주저자 기준) 구 분 단독기관 논문 기관간 협력논문 학 연 학학 학연 산학 평 균 1999 229.0 777.5 594.7 2000 689.7 689.7 2001 417.3 238.0 381.4 2002 402.5 391.0 398.7 2003 284.7 445.0 304.8 2004 347.3 328.0 292.0 334.8 2005 157.0 145.0 149.0 2006 118.0 114.0 117.0 2007 111.0 17.0 32.0 60.0 79.0 2008 10.0 8.0 9.0 평 균 304.0 17.0 206.7 153.0 615.7 292.9 57
피인용 상위 1% 논문현황 분석 9. 연구지원기관 및 사업별 현황 연구지원기관별 현황 최근 11년간 피인용 상위 0.1% 에 해당하는 한국 논문은 105편이며, 이 중 60편의 논문 사사(acknowledgement)에 국내 지원기관이 표기 통상 특정저자의 기여도가 낮은 경우 동 저자에 대한 지원기관 표기가 생략됨(45편) 지원기관이 표기된 60편의 논문 중 정부부처와 관련이 있는 논문은 총 56.7편(94.4%)이며, 이중 교육과학기술부와 관련된 논문은 총 54.3편 (90.6%)임 <표 69> 한국인 과학자 피인용 상위 0.1%논문 지원 기관별 현황 지원 기관 표기 有 구 분 ʼ98~ʼ02 ʼ03 ʼ04 ʼ05 ʼ06 ʼ07 ʼ08 합계 비 율 교육과학기술부 14.5 12.8 7.5 6 7.5 5.0 1.0 54.3 90.6% (15) (14) (8) (6) (8) (6) (1) (58) (84.1%) 보건복지부 0.5 0.5 0.5 1.5 2.5% (1) (1) (1) (3) (4.3%) 정부 0.5 0.5 0.8% 농림수산식품부 부처 (1) (1) (1.4%) 기상청 0.3 0.3 0.6% (1) (1) (1.4%) 소 계 14.5 13.2 8 6.5 7.5 6.0 1.0 56.7 94.4% (15) (15) (9) (7) (8) (8) (1) (63) (91.3%) 한국과학기술연구원 1 0.5 1.5 2.5% (1) (1) (2) (2.9%) 서울대 0.5 0.5 0.8% (1) (1) (1.4%) LG연암문화재단 0.5 0.5 0.8% (1) (1) (1.4%) 아스트라제네카 제약 0.5 0.5 0.8% (1) (1) (1.4%) 국립환경연구원 0.3 0.3 0.6% (1) (1) (1.4%) 소 계 16 14.0 8.0 7.0 8.0 6.0 1.0 60.0 100.0% (17) (17) (9) (8) (9) (8) (1) (69) (100.0%) 지원기관 표기 無 12 3 6 7 5 6 6 45 합 계 28 17 14 14 13 12 7 105 주1) ( )밖의 수는 복수의 기관에서 지원받은 경우 논문 1편을 지원기관수로 나눈 수치임 2) ( )안의 수는 복수의 기관에서 지원받은 경우 각각을 1편으로 인정하여 합산한 수치임 3) 논문의 사사(Acknowledgement)에 국내 지원기관에 대한 표기가 없는 논문으로 대부분 주저자가 외국인인 논문임 58
Ⅴ. 피인용 상위 0.1%논문 현황 교육과학기술부 세부사업별 현황 교육과학기술부 지원에 의해 발표된 피인용 상위 0.1%논문 58편 중 기초 과학연구사업이 37.6%(21.83편)를 차지해 우수 연구 창출의 중추적 역할을 담당하고 있는 것으로 나타남 세부 사업별로는 우수연구센터사업이 21.7%(12.58편)로 가장 높은 비율을 나타냈으며, 창의적연구진흥사업 11.2%(6.50편), BK21사업 10.6%(6.17편) 순으로 나타남 <표 70> 한국인 과학자 피인용 상위 0.1%논문 교과부 세부 지원사업별 현황 기초 과학 연구 사업 특정 연구 개발 사업 학술 조성 사업 사업명 ʼ98~ʼ02 ʼ03 ʼ04 ʼ05 ʼ06 ʼ07 ʼ08 합계 비율(%) 창의 2.83 1.33 1.00 1.33 6.50 11.2 (4) (2) (2) (2) (10) (10.9) 특정기초 0.25 0.25 0.4 (1) (1) (1.1) NRL 0.50 0.33 0.83 1.4 (1) (1) (2) (2.2) SERC 2.50 2.50 5.00 1.00 1.33 0.25 12.58 21.7 (5) (3) (6) (2) (3) (1) (20) (21.7) NCRC 0.50 0.67 1.17 2.0 (1) (2) (3) (3.3) 기타 0.50 0.50 0.9 (1) (1) (1.1) 소 계 5.83 3.83 6.00 1.00 3.67 1.00 0.50 21.83 37.6 (10) (5) (8) (2) (7) (3) (2) (37) (40.2) 프론티어 0.50 1.33 1.83 3.2 (1) (2) (3) (3.3) 나노기술개발 1.50 1.50 2.6 (2) (2) (2.2) 소 계 0.50 1.50 1.33 3.33 5.7 (1) (2) (2) (5) (5.4) 기초연구과제 0.33 0.25 0.58 1.0 (1) (1) (2) (2.2) 선도과학자 0.67 0.67 1.1 (2) (2) (2.2) 지역대학 1.00 1.00 1.7 (1) (1) (1.1) 신진교수 0.25 0.25 0.4 (1) (1) (1.1) 기타 2.50 1.50 0.33 4.33 7.5 (3) (2) (1) (6) (6.5) 소 계 4.17 1.5 0.33 0.33 0.50 6.83 11.8 (6) (2) (1) (1) (2) (12) (13.0) 59
피인용 상위 1% 논문현황 분석 사업명 ʼ98-ʼ02 ʼ03 ʼ04 ʼ05 ʼ06 ʼ07 ʼ08 합계 비율(%) 과학기술국제화 0.5 1.5 2 3.4 (1) (2) (3) (3.3) BK21 2.50 1.33 1.00 0.50 0.83 6.17 10.6 (6) (2) (2) (1) (2) (13) (14.1) 국제공동연구 0.50 0.33 0.83 1.4 (1) (1) (2) (2.2) 인력양성사업 1.00 1.00 1.7 (1) (1) (1.1) 연구재단(기타) 2.00 6.50 0.50 3.00 2.00 14.00 24.1 (2) (7) (1) (4) (3) (17) (18.5) 교과부(기타) 2.00 2.00 3.4 (2) (2) (2.2) 계 15.00 (25) 14 (17) 8 (12) 6 (9) 8 (14) 6 (11) 1 (4) 58 (92) 100.0 (100.0) 주1) ( )밖의 수는 복수의 사업을 통해 지원받은 경우 논문 1편을 지원 사업수로 나눈 수치임 2) ( )안의 수는 복수의 사업을 통해 지원받은 경우 각각을 1편으로 인정하여 합산한 수치임 3) 기타는 기타사업 및 세부 지원사업 미표기인 경우임 60
Ⅵ. 정책적 시사점 VI. 정책적 시사점 기초연구의 질적 수준을 향상시키기 위해서는 투자 확대와 더불어 정부의 정책적 노력이 필요 기초연구비의 투자 확대로 인해 우리나라 SCI논문의 양적인 증가와 함께 우수논문(피인용 상위 1% 및 0.1% 논문) 수도 증가하였음 - 기초연구비 규모와 피인용 상위 0.1% 및 1% 논문수 간에는 관련도가 높음 (상관계수 12) : 0.83, 0.90) <표 71> 우리나라 기초연구비 대비 피인용 상위 0.1% 및 1% 논문수 (단위 : 10억 원, %, 편수) 구 분 1998 2000 2002 2004 2006 2007 총 연구개발비 11,336.6 13,848.5 17,325.1 22,185.3 27,345.7 31,301.4 기초연구비 1,585.4 1,746.1 2,373.2 3,399.4 4,143.3 4,918.7 기초연구비 비중 14.0 12.6 13.7 15.3 15.2 15.7 SCI 논문수 9,841 12,471 15,862 19,279 23,286 25,494 피인용 상위 1% 논문수 29 69 107 140 177 239 피인용 상위 0.1% 논문수 1 6 7 14 13 12 <그림 11> 기초연구비와 피인용 상위 0.1% 및 1% 논문과의 상관관계 6000 5000 기초연구비 피인용 상위0.1% 논문수 피인용 상위1% 논문수 300 250 4000 200 3000 150 2000 100 1000 50 0 1998 2000 2002 2004 2006 2007 0 12) 상관계수(Correlation Coefficient)는 두 변수간의 관계를 하나의 수치로 나타내는 척도로 주로 r로 표시함 (-1 r 1). 1998~2007년까지 우리나라 기초연구비와 피인용 상위 0.1% 및 1% 논문수를 바탕으로 계산된 수치임 61
피인용 상위 1% 논문현황 분석 우리나라 피인용 상위 1%논문 점유율은 0.40%(ʼ98년) 0.88%(ʼ00년) 1.31%(ʼ02년) 1.64%(ʼ04년) 2.11%(ʼ08년)으로 지속적으로 증가하고 있으나, SCI논문 점유율보다는 훨씬 낮은 수준임 <표 72> 우리나라 SCI논문 점유율과 상위 1%논문 점유율 비교 구 분 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 SCI논문 1.13 1.27 1.39 1.61 1.71 1.86 1.96 2.03 2.05 2.17 2.42 상위 1%논문 0.40 0.64 0.88 1.13 1.31 1.46 1.64 1.93 1.60 2.12 2.11 주) 상위 1%논문 점유율은 ESI 1998~2008.8 기준 또, 최근 들어 우리나라의 기초연구 역량이 커지고 있지만 노벨과학상 후보군으로 거론되는 고피인용 연구자는 극소수에 불과함 - 노벨상 후보로 거론되는 고피인용 과학자(ISIHIGHLYCITED.COM) (총 6,332명) 군 중에서 한국인 과학자는 4명(0.06%)에 불과한 실정 <표 73> 노벨과학상 후보로 거론되는 고피인용 과학자군 현황 구 분 한 국 미 국 일 본 영 국 독 일 프랑스 중 국 기 타 계 SCI 고피인용 연구자수 4 4,071 260 62 258 159 22 1,496 6,332 비율(%) 0.06 64.29 4.11 0.98 4.07 2.51 0.35 23.63 100.00 주) 한국의 경우 포항공대 정상욱 교수를 포함한 수치임(미국은 이를 제외) 이와 같은 통계는 우리나라의 기초연구의 질적 수준 및 연구역량이 아직도 세계수준과 상당한 격차가 있음을 의미함 따라서, 상위 1%논문 등 우수연구성과 창출과 SCI 고피인용 연구자 육성을 위해서는 기초연구의 투자확대와 질적 수준 같은 제고를 위한 정부의 정책적 노력 13) 이 요구됨 62
Ⅵ. 정책적 시사점 선택과 집중형 R&D와 연구거점 육성을 꾸준히 추진할 필요 최근 11년간 피인용 상위 0.1% 에 해당하는 한국 논문은 105편이며, 이 중 60편의 논문 사사(acknowledgement)에 국내 지원기관이 표기됨 지원기관이 표기된 60편의 논문 중 정부부처와 관련이 있는 논문은 총 56.7편(94.4%)이며, 이중 교육과학기술부와 관련된 논문은 총 54.3편(90.6%)임 교과부 R&D사업과 관련된 피인용 상위 0.1%논문 의 세부사업별 실적은 우수연구센터사업 21.7%, 창의적연구지원사업 11.2%, BK21사업 10.6% 순으로 나타남 따라서, 세계 정상급 기초연구 성과를 도출하기 위해서는 창의적연구진흥 사업과 같은 선택과 집중형 R&D사업과 우수연구센터와 같은 연구거점 육성사업을 꾸준히 지원할 필요가 있음 국제공동연구 확대 필요 한국인 과학자 피인용 상위 0.1%논문 의 76.2%, 피인용 상위 1% 논문 의 56.4%가 외국인과 공저한 국제협력 논문임 - 고피인용 논문의 국제협력비율은 우리나라 SCI논문의 국제협력 비율(약 24%) 14) 을 상회하며, 상위 0.1%논문의 국제협력 비율이 피인용 상위 1% 보다 19.8%포인트가 높음 한국인 과학자 고피인용 제1저자 논문인 경우 국제협력비율은 상위 0.1% 43.2%, 상위 1% 27.1%로 전체 고피인용 논문의 절반 수준임 특히, 물리분야의 경우 PHENIX실험 등 국제 거대사업 참여 등으로 인해 고피인용 논문 점유율(상위 0.1%논문: 30.5%)이 전체 SCI논문 점유율 (15.0%)보다 높음 13) SCI 관련 정책은 논문의 우수성을 평가하기 위해 과학저널의 영향력(JCR) 지수를 활용해야 함을 법으로 명시한 핀란드나, 정부의 대학에 대한 연구비 배분 시 SCI 논문 수를 사용하는 호주 등 국가별로 다양한 방안이 사용되고 있지만 논문 수 보다는 피인용 횟수 (citation-based)와 같은 질적 지표에 기준을 두는 방향으로 추진되고 있는 추세임. 질적 지표에 관한 대표적인 연구기관으로는 네덜란드 라이덴 대학의 과학기술조사센터(CWTS)가 있음 14) STEPI(2004), 우리나라의 과학수준 및 구조의 특징 63
피인용 상위 1% 논문현황 분석 구 분 <표 74> 한국인 과학자 주요분야 고피인용 논문 국제협력비율 한국 상위 1% 전체 상위 1% 제1저자 상위 0.1% 전체 상위 0.1% 주저자 분야 점유율 분야 점유율 국제협력 논문비율 분야 점유율 국제협력 논문비율 분야 점유율 국제협력 논문비율 분야 점유율 국제협력 논문비율 물리학 15.0% 18.9% 75.6% 12.2% 36.5% 30.5% 87.5% 13.6% 33.3% 화학 14.5% 18.9% 40.6% 24.8% 24.5% 14.3% 40.0% 31.8% 35.7% 재료과학 10.0% 14.2% 40.1% 18.2% 22.2% 10.5% 81.8% 13.6% 66.7% 공학 13.2% 14.3% 33.9% 20.0% 20.9% 10.5% 81.8% 13.6% 66.7% 임상의학 13.6% 7.7% 68.3% 5.8% 30.4% 11.4% 66.7% 13.6% 33.3% 전 분야 100% 100% 56.4% 100% 27.1% 100% 76.2% 100% 43.2% 한국인 과학자가 참여한 국제협력논문의 평균 피인용(상위 0.1% : 334.4회, 상위 1%: 110.5회)이 순수국내논문의 평균 피인용(상위 0.1% : 312.7회, 상위 1%: 80.9회)보다 높은 것으로 나타남 <표 75> 한국인 과학자 고피인용 논문 국제협력유무별 평균 피인용 현황 구 분 순수국내논문 국제협력논문 계 상위 0.1%논문 312.7 334.4 329.2 상위 1%논문 80.9 110.5 97.6 <그림 12> 한국인 과학자 고피인용 논문 국제협력유무별 평균 피인용 현황 64
<부록 1> SCI 관련 주요 통계 모음 1. 우리나라 SCI논문 현황 2. 우리나라 SCI논문 생산성 현황 3. 주요 국가별 SCI논문 현황 4. 주요 국가별 SCI논문 생산성 현황 5. 연구주체별 SCI논문 현황(주저자 기준) 6. 연구주체별 SCI논문 현황(공저자 기준) 7. 주요국 NSC(Nature Science Cell)논문 통계
부록 1 1. 우리나라 SCI논문 현황 구 분 국가총연구개발비 당해년도 원화 (억원) PPP달러 (Mil) 연구원수 논문수 양적수준 세계 순위 세계 점유율 5년주기별 논문1편당 평균 피인용수 질적수준 1993 61,530 9,910 98,764 2,966 28 0.42 1.33 31 1994 78,947 12,041 117,446 3,963 24 0.53 1.41 34 1995 94,406 13,681 128,315 5,390 23 0.69 1.46 33 1996 108,781 15,282 132,023 6,437 21 0.80 1.58 33 1997 121,858 16,637 138,438 7,870 18 0.96 1.69 33 1998 113,366 14,789 129,767 9,854 16 1.13 1.77 33 1999 119,218 15,793 134,568 11,332 16 1.27 1.88 34 2000 138,485 18,494 159,973 12,494 16 1.39 2.01 35 2001 161,105 21,280 178,937 14,904 15 1.61 2.19 34 2002 173,251 22,507 189,888 15,923 14 1.71 2.39 33 2003 190,687 23,969 198,171 18,839 14 1.86 2.63 30 2004 221,853 27,936 209,979 19,392 14 1.96 2.80 30 2005 241,554 30,618 234,702 23,099 14 2.03 3.05 30 2006 273,457 35,886 256,598 23,297 13 2.05 3.27 28 2007 313,014 41,742 289,098 25,494 12 2.17 3.44 30 <출처 : OECD(2009), Main Science and Technology Indicators Vol 2009 Release 01 국가총연구개발비(원화): NTIS과학기술통계(www.ntis.go.kr) 2007년 및 2008년도 논문통계 : 교과부 보도자료 2006년이전 논문통계 : 한국과학기술기획평가원(2007),과학기술논문(SCI)분석연구> 세계 순위 67
피인용 상위 1% 논문현황 분석 2. 우리나라 SCI논문 생산성 현황 구 분 연구비 10억당 SCI 논문수 연구비 1백만불 (PPP달러기준)당 SCI 논문수 연구원 10명당 SCI 논문수 1993 0.5 0.3 0.3 1994 0.5 0.3 0.3 1995 0.6 0.4 0.4 1996 0.6 0.4 0.5 1997 0.6 0.5 0.6 1998 0.9 0.7 0.8 1999 1.0 0.7 0.8 2000 0.9 0.7 0.8 2001 0.9 0.7 0.8 2002 0.9 0.7 0.8 2003 1.0 0.8 1.0 2004 0.9 0.7 0.9 2005 1.0 0.8 1.0 2006 0.9 0.6 0.9 2007 0.8 0.6 0.9 <출처 : OECD(2008), Main Science and Technology Indicators Vol 2008 Release 01 국가총연구개발비(원화): NTIS과학기술통계(www.ntis.go.kr) 2007년도 논문통계 : 교과부 보도자료 2006년이전 논문통계 : 한국과학기술기획평가원(2007),과학기술논문(SCI)분석연구> 68
부록 1 3. 주요 국가별 SCI논문 현황 구분 PPP달러 (Mil) 한 국 미 국 일 본 논문수 논문1편당 평균 피인용수 PPP달러 (Mil) 논문수 논문1편당 평균 피인용수 PPP달러 (Mil) 논문수 논문1편당 평균 피인용수 1993 9,910 2,966 1.33 166,147 238,530 4.47 75,158 51,927 2.91 1994 12,041 3,963 1.41 169,613 244,646 4.61 76,040 55,887 2.95 1995 13,681 5,390 1.46 184,077 255,577 4.76 82,642 58,737 3.03 1996 15,282 6,437 1.58 197,792 251,263 5.01 83,208 61,458 3.16 1997 16,637 7,870 1.69 212,709 249,687 5.22 87,891 62,074 3.22 1998 14,789 9,854 1.77 228,109 254,286 5.38 91,093 67,777 3.30 1999 15,793 11,332 1.88 245,476 255,155 5.53 92,774 69,547 3.38 2000 18,494 12,494 2.01 267,767 252,903 5.62 98,774 68,801 3.49 2001 21,280 14,904 2.19 278,230 259,215 5.78 104,009 71,241 3.68 2002 22,507 15,923 2.39 277,055 255,000 5.90 108,166 69,896 3.82 2003 23,969 18,839 2.63 289,722 274,459 6.10 112,274 75,735 3.99 2004 27,936 19,392 2.80 301,016 265,507 6.18 117,495 68,994 4.12 2005 30,618 23,099 3.05 324,464 300,244 6.42 128,695 75,521 4.33 2006 35,886 23,297 3.27 343,748 293,410 6.56 138,782 71,191 4.45 2007 41,742 25,494 3.44 368,799 293,371 6.69 147,801 70,531 4.59 구분 PPP달러 (Mil) 영 국 중 국 독 일 논문수 논문1편당 논문1편당 PPP달러 PPP달러 평균 논문수 평균 (Mil) (Mil) 피인용수 피인용수 논문수 논문1편당 평균 피인용수 1993 20,650 54,449 3.74 9,796 10,305 1.26 38,509 46,417 3.24 1994 21,534 59,483 3.87 10,242 11,189 1.29 38,684 50,586 3.39 1995 21,946 62,759 3.95 10,461 13,534 1.34 40,299 53,452 3.53 1996 22,379 64,874 4.19 11,619 15,226 1.43 41,515 55,895 3.80 1997 23,098 63,817 4.35 14,648 18,013 1.46 43,309 59,078 4.01 1998 23,962 68,426 4.46 16,170 19,860 1.50 45,199 64,853 4.12 1999 25,939 69,971 4.60 20,464 23,182 1.58 49,432 65,127 4.26 2000 27,824 71,488 4.68 27,029 25,363 1.68 52,283 65,222 4.41 2001 29,191 70,482 4.92 31,570 29,716 1.83 54,448 66,706 4.61 2002 30,636 67,953 5.09 39,445 33,916 1.97 56,657 65,146 4.83 2003 31,071 72,380 5.34 46,945 40,920 2.18 59,484 69,236 5.08 2004 32,057 69,614 5.52 57,670 46,220 2.35 61,393 64,892 5.23 2005 33,413 78,828 5.80 71,063 59,644 2.62 62,448 75,307 5.53 2006 35,591 77,108 6.02 86,758 69,684 2.82 66,689 72,271 5.74 2007 38,893 79,784 6.11 102,331 79,674 3.03 71,861 73,184 5.93 <출처 : OECD(2009), Main Science and Technology Indicators Vol 2009 release 01 2007년도 논문통계 : 교과부 보도자료 2006년이전 논문통계 : 한국과학기술기획평가원(2007),과학기술논문(SCI)분석연구> 69
피인용 상위 1% 논문현황 분석 4. 주요 국가별 SCI논문 생산성 현황 (단위 : 연구비 1백만불(PPP달러기준)당 SCI논문수) 구 분 한국 미국 일본 독일 프랑스 영국 중국 1993 0.3 1.4 0.7 1.2 1.4 2.6 1.1 1994 0.3 1.4 0.7 1.3 1.5 2.8 1.1 1995 0.4 1.4 0.7 1.3 1.5 2.9 1.3 1996 0.4 1.3 0.7 1.3 1.5 2.9 1.3 1997 0.5 1.2 0.7 1.4 1.6 2.8 1.2 1998 0.7 1.1 0.7 1.4 1.6 2.9 1.2 1999 0.7 1.0 0.7 1.3 1.6 2.7 1.1 2000 0.7 0.9 0.7 1.2 1.4 2.6 0.9 2001 0.7 0.9 0.7 1.2 1.3 2.4 0.9 2002 0.7 0.9 0.6 1.1 1.2 2.2 0.9 2003 0.8 0.9 0.7 1.2 1.4 2.3 0.9 2004 0.7 0.9 0.6 1.1 1.2 2.2 0.8 2005 0.8 0.9 0.6 1.2 1.4 2.4 0.8 2006 0.6 0.9 0.5 1.1 1.2 2.2 0.8 2007 0.6 0.8 0.5 1.0 1.2 2.1 0.8 <출처 : OECD(2008), Main Science and Technology Indicators Vol 2009 release 01 2007년도 논문통계 : 교과부 보도자료 2006년이전 논문통계 : 한국과학기술기획평가원(2007),과학기술논문(SCI)분석연구> 5. 연구주체별 SCI논문 현황(주저자 기준) 구분 대학 정부.출연기관 기업.민간(연) 기타 합계 총 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 논문수 1997 4,365 81.3 639 11.9 362 6.7 6 0.1 5,372 100.0 5,373 1998 7,256 80.6 1,163 12.9 561 6.2 17 0.2 8,997 100.0 8,998 1999 8,677 80.8 1,426 13.3 618 5.8 16 0.1 10,737 100.0 10,738 2000 10,149 85.0 1,240 10.4 534 4.5 20 0.2 11,943 100.0 11,943 2001 11,796 85.5 1,333 9.7 633 4.6 29 0.2 13,791 100.0 13,793 2002 13,065 86.3 1,395 9.2 662 4.4 17 0.1 15,139 100.0 15,145 2003 15,186 85.4 1,877 10.6 701 3.9 22 0.1 17,786 100.0 17,792 2004 17,865 85.4 2,234 10.7 794 3.8 26 0.1 20,919 100.0 20,931 2005 19,323 85.4 2,401 10.6 870 3.8 38 0.2 22,632 100.0 22,648 2006 20,781 85.6 2,582 10.6 838 3.5 63 0.3 24,264 100.0 24,277 주) "기타"기관의 경우 외국기관으로 분류된 경우는 기타기관에서 제외하였으므로, 논문수의 합이 총 논문수와 상이함 <출처 : 한국과학기술기획평가원(2007.12), 과학기술논문(SCI) 분석연구> 70
부록 1 6. 연구주체별 SCI논문 현황(공저자 기준) 구분 대 학 정부.출연기관 기업.민간(연) 기 타 합 계 총 논문수 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 1997 5,324 76.0 978 14.0 685 9.8 16 0.2 7,003 100.0 8,691 1998 8,969 74.3 1,925 16.0 1,139 9.4 32 0.3 12,065 100.0 10,382 1999 10,693 74.1 2,377 16.5 1,318 9.1 45 0.3 14,433 100.0 12,262 2000 12,205 76.9 2,312 14.6 1,280 8.1 64 0.4 15,861 100.0 13,595 2001 14,251 76.8 2,622 14.1 1,606 8.7 85 0.5 18,564 100.0 15,779 2002 15,835 76.7 2,857 13.8 1,868 9.0 81 0.4 20,641 100.0 17,316 2003 18,601 75.9 3,695 15.1 2,092 8.5 133 0.5 24,521 100.0 20,406 2004 21,748 75.7 4,483 15.6 2,390 8.3 109 0.4 28,730 100.0 23,870 2005 23,513 75.2 4,861 15.5 2,743 8.8 165 0.5 31,282 100.0 25,940 2006 25,317 75.3 5,288 15.7 2,787 8.3 244 0.7 33,636 100.0 27,854 주) 연구주체간 공저한 논문일 경우, 각 주체의 논문수에 포함되므로 논문수의 합이 총 논문수보다 큼 <출처 : 한국과학기술기획평가원(2007.12), 과학기술논문(SCI) 분석연구> 71
피인용 상위 1% 논문현황 분석 7. 주요국 NSC(Nature Science Cell)논문 통계 구 분 한 국 미 국 일 본 독 일 프랑스 영 국 중 국 총논문수 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 논문수 점유율 1996 2 0.1 1,655 72.5 113 4.9 217 9.5 140 6.1 286 12.5 14 0.6 2,283 100% 1997 3 0.1 1,628 71.1 133 5.8 213 9.3 135 5.9 292 12.8 10 0.4 2,289 100% 1998 6 0.3 1,582 69.9 147 6.5 187 8.3 131 5.8 294 13.0 15 0.7 2,263 100% 1999 10 0.5 1,472 68.5 132 6.1 234 10.9 138 6.4 264 12.3 25 1.2 2,150 100% 2000 10 0.4 1,558 65.8 170 7.2 254 10.7 155 6.5 361 15.2 24 1.0 2,368 100% 2001 13 0.6 1,473 66.5 162 7.3 232 10.5 167 7.5 333 15.0 38 1.7 2,216 100% 2002 18 0.8 1,465 67.9 171 7.9 227 10.5 151 7.0 335 15.5 35 1.6 2,156 100% 2003 12 0.6 1,374 66.9 176 8.6 218 10.6 157 7.6 310 15.1 33 1.6 2,055 100% 2004 14 0.7 1,418 69.9 155 7.6 259 12.8 153 7.5 295 14.5 48 2.4 2,028 100% 2005 27 1.3 1,486 69.1 170 7.9 280 13.0 230 10.7 374 17.4 53 2.5 2,150 100% 2006 23 1.1 1,443 71.2 175 8.6 279 13.8 199 9.8 321 15.8 48 2.4 2,028 100% 2007 24 1.3 1,359 70.9 168 8.8 289 15.1 163 8.5 325 17.0 53 2.8 1,916 100% 2008 25 1.3 1,429 72.3 146 7.4 278 14.1 186 9.4 390 19.7 65 3.3 1,977 100% 주) 국가간 협력논문의 경우, 각 국가별로 1편으로 합산되어 국가별 논문수합이 총논문수보다 큼 <출처 : Web of Science> 72
<부록 2> ESI(Essential Science Indicators) 사용 매뉴얼 1. ESI 개요 2. ESI 사용방법 3. ESI 메뉴구성
부록 2 1. ESI 개요 논문의 양적(논문수), 질적(총피인용수, 논문당 피인용수) 지표를 통해 10년과 당해연도 현재까지의 과학기술의 통계 및 추세(trends)를 제공 (2개월 마다 업데이트) 각 지표들은 Thomson Reuters의 index 저널에 등재된 논문을 기준으로 산출되며, 각 논문은 정규논문, 총설논문, 프로시딩논문, 연구노트를 대상 으로 하고 레터(Letters), 정오알림(Correction notices), 초록(Abstracts)은 제외됨 각 연도의 기준은 DB등재연도(DB Years) 기준 저널분류 : 22개 분류로 한 저널 당 한 개의 분야로 분류하였으며, Science, Nature 등의 여러 분야를 포괄(Multidisciplinary 분야)하는 저널의 경우 논문별로 분야를 재분류 함 Agricultural Sciences Biology & Biochemistry Chemistry Clinical Medicine Computer Science Economics & Business Engineering Environment/Ecology Geosciences Immunology Materials Sciences Mathematics Microbiology Molecular Biology & Genetics Multidisciplinary Neuroscience & Behavior Pharmacology & Toxicology Physics Plant & Animal Science Psychology/Psychiatry Social Sciences, general Space Science 2. ESI 사용 방법 http://isiknowledge.com으로 접속(ID/PW불필요)하여 Essential Science Indicators 선택 ESI를 구독하고 있어야 사용 가능함 75
피인용 상위 1% 논문현황 분석 <Essential Science Indicators 메뉴> 3. ESI 메뉴 구성 Citation Rankings : 연구자별, 기관별, 국가별, 저널별 논문수, 피인용수, 논문 당 피인용수에 대한 랭킹자료 제공 랭킹기준 : 연구자(1%), 기관(1%), 국가(50%), 저널(50%) Most Cited Papers : 일정기간 분야별 상위 피인용 논문에 대한 정보를 제공 (Highly Cited Papers: 1% / Hot Papers : 0.01%로 선정) Citation Analysis : Highly Cited Papers의 기준과 최근 연구동향을 제시 Commentary : 데이터 분석과 해석을 위한 가이드라인과 관련 정보(editorial discussions) 제공 Citation Ranking Scientists : 연구자별 랭킹자료 제공 (선별기준 : 총피인용 1%) 논문 한 편의 각 공동저자는 각각 논문 1편의 저자로 인정되며, 피인용의 경우도 각 공동저자가 각각 해당 피인용이 된 것으로 인정됨 동일한 이름으로 여러 저자가 나타날 수 있으며, 반대로 한 저자가 여러 이름(결혼 등의 이유로 이름이 변경)으로 나타날 수 있음 76
부록 2 논문수, 인용수, 논문당 인용수에 대한 5년주기 시계열 그래프/테이블 제공 ( 를 클릭) 검색을 통해 나오지 않는 연구자는 상위 1%에 포함되지 않는 연구자임 검색을 통해 나오는 연구자의 논문수는 총 논문수이며, 를 클릭 할 경우 해당 연구자의 Highly Cited Paper를 볼 수 있음 논문페이지에서 'Web of Science'를 클릭하면 상세 서지정보의 이용이 가능 하며, 를 통해 연도별 피인용수에 대한 시계열 그래프/테이블 이용 가능 Institutions : 기관별 랭킹자료 제공 (선별기준 : 총피인용 1%) 논문 저자주소를 기반으로 각 기관별로 논문 1편으로 산출(중복 허용 안됨) 되며, 피인용의 경우도 각 기관별로 각각 해당 피인용이 된 것으로 산출됨 기관명이 동일한 두 기관이 한 기관으로 표시될 수 있음 논문수, 인용수, 논문당 인용수에 대한 5년주기 시계열 그래프/테이블 제공 ( 를 클릭) 검색을 통해 나오지 않는 기관은 상위 1%에 포함되지 않는 기관임 검색을 통해 나오는 기관의 논문수는 총 논문수이며, 를 클릭 할 경우 해당 기관의 Highly Cited Paper를 볼 수 있음 논문페이지에서 'Web of Science'를 클릭하면 상세 서지정보의 이용이 가능 하며, 를 통해 연도별 피인용수에 대한 시계열 그래프/테이블 이용 가능 Country : 국가별 랭킹자료 제공 (선별기준 : 총피인용 50%) 논문 저자주소상(기관)의 국가를 기반으로 각 국가별로 논문 1편으로 산출 (중복허용 안됨)되며, 피인용의 경우도 각 국가별로 각각 해당 피인용이 된 것으로 산출됨 독일의 경우 통일로 인해 과거 동독과 서독의 데이터가 통합되었으며, 소련 에서 독립된 신생국가의 경우 1995년 이후부터 산출되었고 몇몇 동유럽 신생 국가는 1993년 이후부터 산출됨 논문수, 인용수, 논문당 인용수에 대한 5년주기 시계열 그래프/테이블 제공 ( 를 클릭) 검색을 통해 나오지 않는 국가는 상위50%에 포함되지 않는 국가임 검색을 통해 나오는 국가의 논문수는 총 논문수이며, 를 클릭 할 경우 해당 국가의 Highly Cited Paper를 볼 수 있음 77
피인용 상위 1% 논문현황 분석 논문페이지에서 'Web of Science'를 클릭하면 상세 서지정보의 이용이 가능 하며, 를 통해 연도별 피인용수에 대한 시계열 그래프/테이블 이용 가능 Journal : 학술지별 랭킹자료 제공 (선별기준 : 총피인용 50%) JCR은 단기적인 영향력지수 제공, ESI는 장기적인 영향력지수 제공 저널명은 지난 10년간 저널명칭변경, 저널통합 등이 반영되어 산출됨 논문수, 인용수, 논문당 인용수에 대한 5년주기 시계열 그래프/테이블 제공 ( 를 클릭) 검색을 통해 나오지 않는 저널은 상위50%에 포함되지 않는 저널임 검색을 통해 나오는 저널의 논문수는 총 논문수이며, 해당 국가의 Highly Cited Paper를 볼 수 있음 를 클릭 할 경우 논문페이지에서 'Web of Science'를 클릭하면 상세 서지정보의 이용이 가능하며, 를 통해 연도별 피인용수에 대한 시계열 그래프/테이블 이용 가능 Citation Rankings 피인용 기준 예시 Field Scientist Country Institution Journal (1%) (50%) (1%) (50%) Agricultural Sciences 189 191 687 740 Biology & Biochemistry 749 265 4130 2417 Chemistry 752 420 2901 1960 Clinical Medicine 1194 1580 1510 2521 Computer Science 110 47 652 416 Economics & Business 177 39 1307 547 Engineering 213 167 670 667 Environment/Ecology 298 346 1505 1332 Geosciences 476 314 2223 974 Immunology 712 432 3862 4746 Materials Science 298 221 972 777 Mathematics 139 71 1354 726 Microbiology 568 410 3084 3283 Molecular Biology & Genetics 1207 318 6691 4355 Multidisciplinary 132 18 486 77 Neuroscience & Behavior 905 138 4235 4680 Pharmacology & Toxicology 318 161 1888 2295 Physics 2079 504 4208 2020 Plant & Animal Science 323 479 1189 1208 Psychiatry/Psychology 431 69 1916 1075 Social Sciences, general 129 103 468 444 Space Science 1617 171 8808 700 2007. 03 기준 78
부록 2 <Scientist Citation Ranking 화면> Most Cited Papers Highly Cited Papers : 대개 논문들은 게재 후 2~4년안에 피인용이 정점에 이르지만, 몇몇 논문의 경우는 게재 후 꾸준히 피인용 되기도 함. 또한, 한참이 지난 후에야 인용이 되는 논문도 있음. 이는 논문 유형, 분야 등에 따라 상이함. 새로운 발견에 대한 논문의 경우 피인용이 급격하게 증가하 였다가 다른 논문에서 더욱 구체적으로 다루면서 감소하는 경향을 보이며, 새로운 기법을 다루는 논문은 그 기법이 관련 학계에서 효용이 증명됨에 따라 향후 몇 년 동안 점차적으로 증가하는 경향을 보임 피인용은 분야별/게재연도별로 상이하기 때문에 각 분야별/연도별로 Baseline의 percentile의 1%기준으로 선정 분야별/연구자별/기관/국가별/저널별/논문명 별로 확인 가능 검색결과를 피인용/게재연도/저널명 별로 소팅(Sorting) 가능 논문페이지에서 'Web of Science'를 클릭하면 상세 서지정보의 이용이 가능 하며, 를 통해 연도별 피인용수에 대한 시계열 그래프/테이블 이용 가능 79
피인용 상위 1% 논문현황 분석 <Highly Cited Papers 화면> Highly Cited Papers 피인용 기준 (1%) 예시 Field 97 98 99 00 01 02 03 04 05 06 07 Agricultural Sciences 68 70 66 60 48 38 33 20 11 4 Biology & Biochemistry 228 201 181 155 130 107 84 57 29 9 Chemistry 109 107 102 98 80 74 53 40 22 7 Clinical Medicine 164 155 141 130 112 96 74 50 28 8 Computer Science 57 58 50 44 44 41 24 16 9 3 Economics & Business 96 86 67 64 47 38 25 15 8 3 Engineering 56 49 45 42 36 30 23 17 9 3 Environment/Ecology 108 114 101 86 75 62 45 32 16 5 3 Geosciences 112 111 96 83 66 52 38 27 16 6 4 Immunology 248 248 215 192 178 154 117 82 43 12 Materials Science 71 69 68 65 54 46 39 26 15 5 Mathematics 44 39 38 31 26 21 15 11 7 3 Microbiology 169 162 146 127 109 95 70 51 30 9 Molecular Biology & Genetics 368 340 301 280 233 191 147 95 54 16 Multidisciplinary 58 56 65 71 76 78 73 60 40 18 3 Neurosci & Behavior 230 208 200 168 154 117 82 53 30 9 Pharmacology & Toxicology 132 109 109 100 97 82 56 41 21 7 Physics 115 110 104 96 85 66 51 39 22 7 Plant & Animal Science 92 83 76 69 63 50 39 27 14 5 Psychiatry/Psychology 135 125 116 98 82 63 50 33 17 6 Social Sciences, general 59 53 49 44 36 31 23 16 10 4 Space Science 158 148 152 122 121 93 80 57 37 13 3 2007. 03 기준 80
부록 2 Hot Papers : 보통 논문은 피인용이 2~4년 사이에 정점에 이르지만 몇몇 논문은 게재된 후 곧바로 피인용이 급격하게 이루어지는 경우도 있음. 이러한 논문은 해당 분야의 핵심 논문일 확률이 높으며, 이를 Hot Papers로 분류함 피인용의 경우 지난 2년 사이에 게재된 논문을 대상으로 최근 2달간의 피 인용수만 고려하여 일정 기준보다 높은 논문을 대상으로 함(DB등재연도 기준임) 분야별 피인용도 차이를 고려하여 각 분야별 기준에 따라 선정되었으며, 시간에 따른 차이를 고려하여 2년 사이에 게재된 논문을 시간에 따라 2개 월씩 12개로 재분류하여 각 기준에 따라 선정함 분야별/연구자별/기관/국가별/저널별/논문명 별로 확인 가능 검색결과를 피인용/게재연도/저널명 별로 소팅(Sorting) 가능 논문페이지에서 'Web of Science'를 클릭하면 상세 서지정보의 이용이 가능 하며, 'Hot Paper'를 통해 2개월 단위별 피인용수에 대한 시계열 그래프/ 테이블과 를 통해 연도별 피인용수에 대한 시계열 그래프/테이블 이용 가능 Hot Papers 피인용 기준 (약 0.01%) 예시 Field 05-2 05-3 05-4 05-5 05-6 06-1 06-2 06-3 06-4 06-5 06-6 07-1 Agricultural Sciences 7 5 6 5 5 4 4 3 3 2 2 6 Biology & Biochemistry 12 11 11 12 12 7 9 8 19 6 4 3 Chemistry 10 10 9 9 9 7 7 7 6 4 4 3 Clinical Medicine 15 15 13 13 12 9 9 8 7 6 5 3 Computer Science 6 5 4 5 4 3 4 3 3 3 2 2 Economics & Business 9 7 5 4 3 4 3 3 3 4 2 6 Engineering 5 6 5 5 4 3 4 4 3 5 3 3 Environment/Ecology 11 7 10 10 7 6 7 4 4 3 3 7 Geosciences 7 11 14 10 8 5 7 4 6 3 3 12 Immunology 29 24 16 17 24 12 16 20 13 7 4 4 Materials Science 8 7 5 6 8 5 6 4 4 3 2 2 Mathematics 4 4 3 3 4 3 3 3 4 3 3 2 Microbiology 10 16 25 13 13 7 10 8 6 4 3 2 Molecular Biology & Genetics 25 21 17 20 16 12 17 16 10 7 5 4 Multidisciplinary 14 18 10 16 13 18 11 14 6 5 5 2 Neuroscience & Behavior 12 14 10 9 8 7 7 7 6 7 5 3 Pharmacology & Toxicology 9 12 7 14 9 7 8 6 5 5 3 2 Physics 9 10 8 9 8 6 8 6 6 6 4 3 Plant & Animal Science 6 8 8 6 6 6 6 5 4 4 3 4 Psychiatry/Psychology 8 8 15 7 6 7 8 6 4 3 3 6 Social Sciences, general 6 5 4 5 5 4 4 3 4 3 2 5 2007. 03 기준 81
피인용 상위 1% 논문현황 분석 <Hot Papers 화면> Citation Analysis Baseline : Highly Cited Papers의 기준 제시 Average : 과거 10년간의 분야별/연도별 평균 피인용(=인용수/논문수)을 나타냄 (전체 논문 기준) - 평균치는 수많은 낮은 인용논문과 소수의 높은 인용논문으로 왜곡되어 있으므로 해당 분야의 대푯값(central tendency of the distribution) 이라기보다는 그저 참조 값에 지나지 않음 - 평균치는 그해 논문에 대한 그해부터 현재까지의 평균 피인용수를 의미함 Percentiles : 각 분야별/연도별 상위 백분율 안에 포함되기 위해 필요한 최소 피인용수를 나타냄 - 특정연도의 1%가 68인 경우 해당 분야 1%논문 안에 들기 위해서는 68 번의 피인용이 필요하다는 의미임 - 0.01%, 0.1%, 1%, 10%, 20%, 50%에 대한 최소 필요 피인용수 제공 Field Ranking : 전체 분야별 논문수와 총 피인용수에 대한 테이블 자료 제공 82
부록 2 <Baseline : percentiles 화면> Research Front : 최근 연구동향을 제시 Research Front는 Highly Cited Papers를 군집 분석(Cluster Analysis)을 통해 특정 주제별로 그룹화한 것임 군집분석의 방법은 아래와 같음 1. A논문과 B논문이 P논문에 공동으로 피인용 된 경우, A논문과 B논문은 주제적(topically)으로 관련성을 갖음 2. 이러한 공동 인용이 빈번한 경우, 주제적으로 서로 관련이 있는 논문 집합을 형성함 Small, H. Co-citation in scientific literature: new measure of relationship between two documents." Journal of the American Society for Information Science, 24 (4): 265-269, 1973 83
피인용 상위 1% 논문현황 분석 Research Front 명은 빈번하게 나타나는 단어와 문구를 기반으로 반자동 (semi-automatic)으로 명명됨 해당 프론트의 논문 수, 총 피인용수, 논문 당 피인용수, 평균 게재연도 등이 제시 - 평균 게재연도를 통해 얼마나 최신 동향인가를 알 수 있음 - 논문수를 통해 해당 분야의 규모를 알 수 있음 - 논문 당 피인용수를 통해 해당 분야의 집중도(intensity)를 알 수 있음 22개 분야분류 중 가장 피인용이 많은 저널의 분야로 분류됨 (초기 검색화면에서 분야를 선택) 최소 필요 논문수와 필요 논문 평균 게재연도 조건을 만족해야 함 (minimum size and high average currency) 를 클릭할 경우 해당 Highly Cited Paper를 볼 수 있으며, 를 통해 연도별 논문 수 대한 시계열 그래프/테이블을 볼 수 있음 논문페이지에서 'Web of Science'를 클릭하면 상세 서지정보의 이용이 가능 하며, 를 통해 연도별 피인용수에 대한 시계열 그래프/테이블 이용 가능 논문페이지에서 'Research Fronts'를 통해 해당 Research Front로 링크 84 <Research Fronts 화면>
부록 2 Commentary In-cites : ESI에서 다루고 있는 논문, 저널, 국가, 기관, 연구자 등에 대한 관련 인터뷰, 특집기사(feature stories), 논평(original commentaries) 자료(Editorial Materials)를 제공 연구자의 경우 해당 highly cited papers에 대한 비화 뿐 아니라 해당 논문의 응용에 대한 전망, 해당 분야의 발전방향 등을 제공 특집기사에서는 신생분야, 상위 피인용 기관, 상위 피인용 저널, 각 국의 연구동향 등을 조명 ESI에 게재된 데이터(ranking, highly cited papers, hot papers)의 등재 기준을 제시 등 <In-cites 화면> Special Topics : 논문에 대한 분석을 토대로 특정 주제에 대한 심도 있는 정보 제공 85
피인용 상위 1% 논문현황 분석 특정 주제는 주제어 색인과 Research Front 분석을 조합하여 정함 New Hot Papers, Fast Breaking Papers, Emerging Research Fronts, Fast Moving Fronts를 제공 Fast Breaking Papers : Highly Cited Papers 중 최근 2개월간 피인용 수가 급격하게 증가하는 논문으로 최근 학계의 관심이 증가하기 시작하는 분야/논문을 확인 Emerging Research Fronts : 새롭게 나타난 Research Front Fast Moving Fronts : 피인용이 급격하게 증가하는 Research Front Top Topics : 해당 논문이 가장 많은 Research Front 관련 인터뷰, 부연설명 제공 <Special Topics 화면> Science Watch : 인용 분석을 통해 기초연구분야에서 최신에 가장 주목받고 있는 분야를 다루는 격월간 뉴스레터 86
부록 2 머릿기사(Lead Stories)로 특정 분야의 피인용이 높은 연구자/기관의 순 위정보를 제공하고, 신생분야 및 주목받는 분야를 다루며, 국가/국제 연구동향을 다룸 세계 최고의 연구자들에 대한 인터뷰를 게재하고 생물(biology), 의학 (medicine), 물리(physics), 화학(chemistry)분야의 최신 hot paper 10편을 다루며 전문가의 부연설명(expert commentary)을 추가 <Science Watch 화면> 87
<부록 3> 피인용 상위 0.1% 한국인 과학자 논문 목록
부록 3 일련 번호 게재 연도 저 널 명 논문명 논문 유형 분야 한국인 저자역할 1 1999 CROP SCIENCE AN INTEGRATED GENETIC LINKAGE MAP OF THE SOYBEAN GENOME Article 농업 과학 공저자 2 2005 FREE RADICAL BIOLOGY AND MEDICINE PEROXIREDOXINS: A HISTORICAL OVERVIEW AND SPECULATIVE PREVIEW OF NOVEL MECHANISMS AND EMERGING CONCEPTS IN CELL SIGNALING Review 생물/ 생화학 공저자 3 2008 AUTOPHAGY GUIDELINES FOR THE USE AND INTERPRETATION OF ASSAYS FOR MONITORING AUTOPHAGY IN HIGHER EUKARYOTES Review 생물/ 생화학 공저자 4 2000 NATURE A HOMOCHIRAL METAL-ORGANIC POROUS MATERIAL FOR ENANTIOSELECTIVE SEPARATION AND CATALYSIS Article 화학 제1저자 교신저자 5 2000 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY SYNTHESIS OF NEW, NANOPOROUS CARBON WITH HEXAGONALLY ORDERED MESOSTRUCTURE Article 화학 제1저자 교신저자 6 2000 CHEMICAL REVIEWS MOLECULAR CLUSTERS OF PI-SYSTEMS: THEORETICAL STUDIES OF STRUCTURES, SPECTRA, AND ORIGIN OF INTERACTION ENERGIES Review 화학 제1저자 교신저자 7 2001 NATURE ORDERED NANOPOROUS ARRAYS OF CARBON SUPPORTING HIGH DISPERSIONS OF PLATINUM NANOPARTICLES Article 화학 제1저자 교신저자 8 2001 9 2002 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 10 2003 NATURE 11 2003 POLYMER 12 2003 CHEMICAL COMMUNICATIONS 13 2003 ACCOUNTS OF CHEMICAL RESEARCH 14 2004 NATURE SYNTHESIS OF HIGHLY CRYSTALLINE AND MONODISPERSE MAGHEMITE NANOCRYSTALLITES WITHOUT A SIZE-SELECTION PROCESS FABRICATION OF HOLLOW PALLADIUM SPHERES AND THEIR SUCCESSFUL APPLICATION TO THE RECYCLABLE HETEROGENEOUS CATALYST FOR SUZUKI COUPLING REACTIONS RETICULAR SYNTHESIS AND THE DESIGN OF NEW MATERIALS ENABLING NANOTECHNOLOGY WITH SELF ASSEMBLED BLOCK COPOLYMER PATTERNS CHEMICAL SYNTHESIS OF MAGNETIC NANOPARTICLES CUCURBITURIL HOMOLOGUES AND DERIVATIVES: NEW OPPORTUNITIES IN SUPRAMOLECULAR CHEMISTRY A ROUTE TO HIGH SURFACE AREA, POROSITY AND INCLUSION OF LARGE MOLECULES IN CRYSTALS Article Article 화학 화학 제1저자 교신저자 제1저자 교신저자 Review 화학 공저자 Review 화학 제1저자 Article Review 화학 화학 제1저자 교신저자 제1저자 교신저자 Article 화학 제1저자 91
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부록 3 일련 번호 게재 연도 저 널 명 26 2005 CIRCULATION 27 2006 NEW ENGLAND JOURNAL OF MEDICINE 28 2007 NATURE 29 2007 NEW ENGLAND JOURNAL OF MEDICINE 30 2007 NATURE MEDICINE 31 2004 MIS QUARTERLY 32 2005 MIS QUARTERLY 33 1999 34 2001 35 2001 36 2002 37 2003 38 2003 JOURNAL OF HEAT TRANSFER-TRANSACTIONS OF THE ASME INTERNATIONAL JOURNAL OF CONTROL IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 논문명 WORLDWIDE SURVEY ON THE METHODS, EFFICACY, AND SAFETY OF CATHETER ABLATION FOR HUMAN ATRIAL FIBRILLATION A COMPARISON OF ENTECAVIR AND LAMIVUDINE FOR HBEAG-POSITIVE CHRONIC HEPATITIS B GENOME-WIDE ASSOCIATION STUDY IDENTIFIES NOVEL BREAST CANCER SUSCEPTIBILITY LOCI STAT4 AND THE RISK OF RHEUMATOID ARTHRITIS AND SYSTEMIC LUPUS ERYTHEMATOSUS ARTIFICIALLY ENGINEERED MAGNETIC NANOPARTICLES FOR ULTRA-SENSITIVE MOLECULAR IMAGING DESIGN SCIENCE IN INFORMATION SYSTEMS RESEARCH BEHAVIORAL INTENTION FORMATION IN KNOWLEDGE SHARING: EXAMINING THE ROLES OF EXTRINSIC MOTIVATORS, SOCIAL-PSYCHOLOGICAL FORCES, AND ORGANIZATIONAL CLIMATE MEASURING THERMAL CONDUCTIVITY OF FLUIDS CONTAINING OXIDE NANOPARTICLES DELAY-DEPENDENT ROBUST STABILIZATION OF UNCERTAIN STATE-DELAYED SYSTEMS A DESIGN OF THE LOW-PASS FILTER USING THE NOVEL MICROSTRIP DEFECTED GROUND STRUCTURE 논문 유형 Article Proceedings Paper Article Article Article Review Review 분야 임상 의학 임상 의학 임상 의학 임상 의학 임상 의학 경제/ 경영 경제/ 경영 한국인 저자역할 공저자 공저자 공저자 공저자 제1저자 교신저자 공저자 공저자 Article 공학 제1저자 교신저자 Article 공학 제1저자 교신저자 Article 공학 제1저자 THE BELLE DETECTOR Article 공학 공저자 EFFECTIVE DIFFUSIVITY AND WATER-SATURATION DISTRIBUTION IN SINGLE- AND TWO-LAYER PEMFC DIFFUSION MEDIUM Article 공학 제1저자 PHENIX DETECTOR OVERVIEW Article 공학 공저자 93
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피인용 상위 1% 논문현황 분석 일련 번호 게재 연도 92 2006 93 2006 저널명 PHYSICAL REVIEW LETTERS PHYSICAL REVIEW LETTERS 논문명 DENSE-MEDIUM MODIFICATIONS TO JET-INDUCED HADRON PAIR DISTRIBUTIONS IN AU+AU COLLISIONS AT ROOT(NN)-N-S=200 GEV NUCLEAR MODIFICATION OF ELECTRON SPECTRA AND IMPLICATIONS FOR HEAVY QUARK ENERGY LOSS IN AU + AU COLLISIONS AT ROOT S(NN)=200 GEV 논문 유형 분야 한국인 저자역할 Article 물리학 공저자 Article 물리학 공저자 94 2008 PHYSICS LETTERS B REVIEW OF PARTICLE PHYSICS Review 물리학 공저자 95 2008 JOURNAL OF HIGH ENERGY PHYSICS 96 2002 NATURE 97 2005 NATURE 98 2005 NATURE 99 2005 PLANT JOURNAL 100 2007 ANNUAL REVIEW OF PLANT BIOLOGY 101 2007 PLANT CELL N=4 SUPERCONFORMAL CHERN-SIMONS THEORIES WITH HYPER AND TWISTED HYPER MULTIPLETS THE GENOME SEQUENCE AND STRUCTURE OF RICE CHROMOSOME 1 THE MAP-BASED SEQUENCE OF THE RICE GENOME THE GENOME SEQUENCE OF THE RICE BLAST FUNGUS MAGNAPORTHE GRISEA COMPARATIVE TRANSCRIPTOME ANALYSIS REVEALS SIGNIFICANT DIFFERENCES IN GENE EXPRESSION AND SIGNALLING PATHWAYS BETWEEN DEVELOPMENTAL AND DARK/STARVATION-INDUCED SENESCENCE IN ARABIDOPSIS Article 물리학 공저자 Article Article Article Article 식물/동물 과학 식물/동물 과학 식물/동물 과학 식물/동물 과학 LEAF SENESCENCE Review 식물/동물 과학 PIL5, A PHYTOCHROME-INTERACTING BHLH PROTEIN, REGULATES GIBBERELLIN RESPONSIVENESS BY BINDING DIRECTLY TO THE GAI AND RGA PROMOTERS IN ARABIDOPSIS SEEDS Article 식물/동물 과학 공저자 공저자 공저자 공저자 제1저자 교신저자 제1저자 교신저자 102 2007 JOURNAL OF PSYCHIATRIC RESEARCH A REVIEW OF DIFFUSION TENSOR IMAGING STUDIES IN SCHIZOPHRENIA Review 정신의학 /심리학 공저자 103 2001 104 2007 105 2008 JOURNAL OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE AND TECHNOLOGY ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES SEARCHING THE WEB: THE PUBLIC AND THEIR QUERIES THE FIFTH DATA RELEASE OF THE SLOAN DIGITAL SKY SURVEY THE SIXTH DATA RELEASE OF THE SLOAN DIGITAL SKY SURVEY Article 사회과학 일반 공저자 Article 우주과학 공저자 Article 우주 과학 공저자 98
<부록 4> 피인용 상위 0.1% 한국인 과학자 논문 요약
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 1 1999 CROP SCIENCE AGRICULTURAL SCIENCES 300 Article 논 문 제 목 AN INTEGRATED GENETIC LINKAGE MAP OF THE SOYBEAN GENOME 저 자 명 CREGAN PB; JARVIK T; BUSH AL; SHOEMAKER RC; LARK KG; KAHLER AL; KAYA N; VANTOAI TT; LOHNES DG; CHUNG L; SPECHT JE 요 약 (영 문) A number of molecular genetic maps of the soybean [Glycine max (L.) Merr.] have been developed over the past 10 yr. These maps are primarily based on restriction fragment length polymorphism (RFLP) markers, Parental surveys have shown that most RFLP loci have only two known alleles. However, because the soybean is an ancient polyploid, RFLP probes typically hybridize and map to more than one position in the genome. Thus, the polymorphic potential of an RFLP probe is primarily a function of the frequency of the two alleles at each locus the probe detects. In contrast, simple sequence repeat (SSR) markers are single locus markers with multiple alleles, The polymorphic potential of an SSR marker is dependent on the number of alleles and their frequencies. Single locus markers provide an unambiguous means of defining linkage group homology across mapping populations. The objective of the work reported here was to develop and map a large set of SSR markers. A total of 606 SSR loci were mapped in one or more of three populations: the USDA/Iowa State G. max x G. soja F-2 population, the Univ, of Utah Minsoy x Noir 1 recombinant inbred population, and the Univ. of Nebraska Clark x Harosoy F-2 population. Each SSR mapped to a single locus in the genome, with a map order that was essentially identical in all three populations, Many SSR loci were segregating in two or all three populations, Thus, it was relatively simple to align the 20+ linkage groups derived from each of the three populations into a consensus set of 20 homologous linkage groups presumed to correspond to the 20 pairs of soybean chromosomes. On the basis of in situ segregation or linkage reports in the literature all but one of the classical linkage groups can now be assigned to a corresponding molecular linkage group. Research Fronts 없음 사사(Acknowledgements) The authors wish to thank Mr. Edward Fickus, Mr. Charles Quigley, Mr. Patrick Elia, Ms. Sarah Hyatt, Ms. Carol Kosman, Mr. Jason Kenworthy (Beltsville, MD), and Mr. Mike Living-ston (Univ. of Nebraska) for their excellent technical assis-tance during the course of the work reported here. This research was supported in part by funds from the USDA, Cooperative State Research Service, National Research Initiative, Competitive Grants Program, Grant No. 9300874 to PBC, JES, and RCS for which the authors are very grateful. In addition, the authors wish to extend their thanks to the United Soybean Board (USB Grant #6016) for support of the development and mapping of soybean simple sequence repeat markers. 101
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 2 2005 FREE RADICAL BIOLOGY AND BIOLOGY & MEDICINE BIOCHEMISTRY 193 Review 논 문 제 목 PEROXIREDOXINS: A HISTORICAL OVERVIEW AND SPECULATIVE PREVIEW OF NOVEL MECHANISMS AND EMERGING CONCEPTS IN CELL SIGNALING 저 자 명 RHEE SG; CHAE HZ; KIM K 요 약 (영 문) The observation that purified yeast glutamine synthetase is rapidly inactivated in a thiol-containing buffer yet retains activity in crude extracts containing the same thiol led to our discovery of an enzyme that protects against oxidation in a thiol-containing system. This novel antioxidant enzyme was shown to reduce hydroperoxides and, more recently, peroxynitrite with the use of electrons provided by a physiological thiol like thioredoxin. It defined a family of proteins, present in organisms from all kingdoms, that was named peroxiredoxin (Prx). All Prx enzymes contain a conserved Cys residue that undergoes a cycle of peroxide-dependent oxidation and thiol-dependent reduction during catalysis. Mammalian cells express six isoforms of Prx (Prx I to VI), which are classified into three subgroups (2-Cys, atypical 2-Cys, and 1-Cys) based on the number and position of Cys residues that participate in catalysis. The relative abundance of Prx enzymes in mammalian cells appears to protect cellular components by removing the low levels of peroxides produced as a result of normal cellular metabolism. During catalysis, the active site cysteine is occasionally overoxidized to cysteine sulfinic acid. Contrary to the general belief that oxidation to the sulfinic state is an irreversible process in cells, studies on the fate of the overoxidized Prx species revealed a mechanism by which the catalytically active thiol form is recovered. This sulfinic reduction is a slow, ATP-dependent process that is specific to 2-Cys Prx isoforms. This reversible overoxidation may represent an adaptation unique to eukaryotic cells that accommodates the intracellular messenger function of H2O2, but experimental validation of such speculation is yet to come. Published by Elsevier Inc. Research Fronts PROTEIN TYROSINE PHOSPHATASE 1B; HYDROGEN PEROXIDE SIGNALING; REDOX REGULATION; REDOX SIGNALING; PEROXIREDOXINS CAUSED 사사(Acknowledgements) 없음 102
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 BIOLOGY & 3 2008 AUTOPHAGY 39 Review BIOCHEMISTRY 논 문 제 목 GUIDELINES FOR THE USE AND INTERPRETATION OF ASSAYS FOR MONITORING AUTOPHAGY IN HIGHER EUKARYOTES 저 자 명 Cregan, PB; Jarvik, T; Bush, AL; Shoemaker, RC; Lark, KG; Kahler, AL; Kaya, N; VanToai, TT; Lohnes, DG; Chung, L; Specht, JE 요 약 (영 문) Research in autophagy continues to accelerate,1 and as a result many new scientists are entering the field. Accordingly, it is important to establish a standard set of criteria for monitoring macroautophagy in different organisms. Recent reviews have described the range of assays that have been used for this purpose.(2,3) There are many useful and convenient methods that can be used to monitor macroautophagy in yeast, but relatively few in other model systems, and there is much confusion regarding acceptable methods to measure macroautophagy in higher eukaryotes. A key point that needs to be emphasized is that there is a difference between measurements that monitor the numbers of autophagosomes versus those that measure flux through the autophagy pathway; thus, a block in macroautophagy that results in autophagosome accumulation needs to be differentiated from fully functional autophagy that includes delivery to, and degradation within, lysosomes (in most higher eukaryotes) or the vacuole (in plants and fungi). Here, we present a set of guidelines for the selection and interpretation of the methods that can be used by investigators who are attempting to examine macroautophagy and related processes, as well as by reviewers who need to provide realistic and reasonable critiques of papers that investigate these processes. This set of guidelines is not meant to be a formulaic set of rules, because the appropriate assays depend in part on the question being asked and the system being used. In addition, we emphasize that no individual assay is guaranteed to be the most appropriate one in every situation, and we strongly recommend the use of multiple assays to verify an autophagic response. Research Fronts AUTOPHAGY FIGHTS DISEASE; MONITORING AUTOPHAGY; CELLULAR SELF-DIGESTION; HIGHER EUKARYOTES; ASSAYS 사사(Acknowledgements) The authors of this manuscript support the guidelines described herein. We thank Heather Pua (Duke University Medical Center) and Drs. Daniel Rigden (University of Liverpool) and David Russell (Cornell University College of Veterinary Medicine) for reading the manuscript and providing helpful comments. D.J.K. extends his sincere apoangies to researchers in the field of autophagy who, due to oversight or any other reason, could not be included on this manuscript. This work was supported by National Institutes of Health Public Health Service grant GM53396 to D.J.K. Due to space and other limitations, it is not possible to include all other sources of financial support. 103
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 4 2000 NATURE CHEMISTRY 1,101 Article 논 문 제 목 A HOMOCHIRAL METAL-ORGANIC POROUS MATERIAL FOR ENANTIOSELECTIVE SEPARATION AND CATALYSIS 저 자 명 SEO JS; WHANG D; LEE H; JUN SI; OH J; JEON YJ; KIM K 요 약 (영 문) Inorganic zeolites are used for many practical applications that exploit the microporosity intrinsic to their crystal structures. Organic analogues,rghich are assembled from modpoar organic bpioring blocks linked through non-rovales linteractions, are of interest for sre oar applicationsructese cksge from catalysrs, separationeractsessor technology to ostoelectronics(1-3),rgibpiers,tioselective separationeractcatalysrsy iing e le seply imioneks lfor the chemical aactpharmam utical iacustries. The modpoar constructioneof ttese analoguesctesogslflex applaactrhich aredesign, asy obpithe aomhitectureeractchemical functionalityeof tte microporesccra, ia pri, sppp,y inprecrsely controlled. Porous organic solidresibpioarge voidsctacthigh frames. Orstab oityehave iea prodpced(14,15),rtacti,vestigations into tte cksge of amm cr applpore functionalitieschave iea initseted(7,11,12,16-23). For examipp,ycatalytically active organic zeolite analoguesctre known(13,22,23),rasctre mhiral metal-organic olen-frames. Ormeterseps. However,rtte lettsgeare only ava oaapplas ckcemic mixtures(24,25),ro, aackrtte degreeatalyrames. Orstab oityeo, voids lintethat is ceqpired for practical applications(26,27). Here we ceionertte synttesicatalachomomhiral metal-organic porous metersepethat tesogsltte ers,tioselective tionssioneof metal comippxescia itscporescractcatalysescr transestersfication ceactioneinera ers,tioselective manner. Our synttesicastrategy,rghich usescers,tiopureemetal-organic onssterslas secoacary bpioring blocks(14), shoporobe cearily applicaapplicachemically modsfiectcnsster comionentscractttuscproviructmm crlicaaeside cksge of porous organic materials suitable for enantioselective separation and catalysis. Research Fronts 없음 사사(Acknowledgements) We thank the Korean Ministry of Science and Technology (Creative Research Initiatives Program) for supporting this work and the Korean Ministry of Education (Brain Korea 21 program) for graduate student fellowships (J.O. and Y.J.J.).We also thank M. G. Finn and L. K. Woo for critical reading of the manuscript. 104
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 5 2000 JOURNAL OF THE AMERICAN CHEMICAL CHEMISTRY 550 Article SOCIETY 논 문 제 목 SYNTHESIS OF NEW, NANOPOROUS CARBON WITH HEXAGONALLY ORDERED MESOSTRUCTURE 저 자 명 JUN S; JOO SH; RYOO R; KRUK M; JARONIEC M; LIU Z; OHSUNA T; TERASAKI O 요 약 (영 문) Oxide nanofluids were produced and their thermal conductivities were measured by a transient hot-wire method. The experimental results show that these nanofluids, containing a small amount of nanoparticles, have substantially higher thermal conductivities than the same liquids without nanoparticles. Comparisons between experiments and the Hamilton and Crosser model show that the model can predict the thermal conductivity of nanofluids containing large agglomerated Al2O3 particles. However, the model appears to be inadequate for nanofluids containing CuO particles. This suggests that not only particle shape but size is considered to be dominant in enhancing the thermal conductivity of nanofluids. Research Fronts 없음 사사(Acknowledgements) R.R. is thankful for financial support by Korean Research Foundation (1998-010-180). M.J. and M.K. acknowledge donors of the Petroleum Research Fund administered by the American Chemical Society. O.T. and Z.L. thank CREST, JST for supports. 105
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 6 2000 CHEMICAL REVIEWS CHEMISTRY 418 Review 논 문 제 목 MOLECULAR CLUSTERS OF PI-SYSTEMS: THEORETICAL STUDIES OF STRUCTURES, SPECTRA, AND ORIGIN OF INTERACTION ENERGIES 저 자 명 KIM KS; TARAKESHWAR P; LEE JY 요 약 (영 문) 없음 Research Fronts 없음 사사(Acknowledgements) This work was supported by the Korean Ministry of Science and Technology under the Creative Research Initiatives Program. We thank Professors B. Brutschy, P. Hobza, N. Mikami, and T. S. Zwier for helpful discussions in the course of writing this review. We thank Professor K. Szalewicz for helpful suggestions in making SAPT run for the large systems reported in this review. We also thank the referees for their critical comments on the original version of this review. 106
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 7 2001 NATURE CHEMISTRY 630 Article 논 문 제 목 ORDERED NANOPOROUS ARRAYS OF CARBON SUPPORTING HIGH DISPERSIONS OF PLATINUM NANOPARTICLES 저 자 명 JOO SH; CHOI SJ; OH I; KWAK J; LIU Z; TERASAKI O; RYOO R 요 약 (영 문) Nanostructured carbon materials are potentially of great technological interest for the development of electronic(1,2), catalytic(3,4) and hydrogen-storage systems(5,6). Here we describe a general strategy for the synthesis of highly ordered, rigid arrays of nanoporous carbon having uniform but tunable diameters (typically 6 nanometres inside and 9 nanometres outside). These structures are formed by using ordered mesoporous silicas as templates, the removal of which leaves a partially ordered graphitic framework. The resulting material supports a high dispersion of platinum nanoparticles, exceeding that of other common microporous carbon materials (such as carbon black, charcoal and activated carbon fibres). The platinum cluster diameter can be controlled to below 3 nanometres, and the high dispersion of these metal clusters gives rise to promising electrocatalytic activity for oxygen reduction, which could prove to be practically relevant for fuel-cell technologies. These nanomaterials can also be prepared in the form of free-standing films by using ordered silica films as the templates. Research Fronts 없음 사사(Acknowledgements) R.R. thanks M. Nomura for helpful discussions on EXAFS measurement. This work was supported in part by the Ministry of Science and Technology through the Creative Research Initiative Program (R.R.), by the School ofmolecular Science through the Brain Korea 21 Project (R.R. and J.K.), by the Korea Science and Engineering Foundation through the MICROS Center at KAIST (J.K.), and by CREST, Japan Science and Technology Corporation (O.T.). 107
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 8 2001 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY CHEMISTRY 491 Article 논 문 제 목 SYNTHESIS OF HIGHLY CRYSTALLINE AND MONODISPERSE MAGHEMITE NANOCRYSTALLITES WITHOUT A SIZE-SELECTION PROCESS 저 자 명 HYEON T; LEE SS; PARK J; CHUNG Y; BIN NA H 요 약 (영 문) The synthesis of highly crystalline and monodisperse gamma -Fe2O3 nanocrystallites is reported. High-temperature (300 degreesc) aging of iron-oleic acid metal complex, which was prepared by the thermal decomposition of iron pentacarbonyl in the presence of oleic acid at 100 degreesc, was found to generate monodisperse iron nanoparticles. The resulting iron nanoparticles were transformed to monodisperse gamma -Fe2O3 nanocrystallites by controlled oxidation by using trimethylamine oxide as a mild oxidant. Particle size can be varied from 4 to 16 nm by controlling the experimental parameters. Transmission electron microscopic images of the particles showed 2-dimensional and 3-dimensional assembly of particles, demonstrating the uniformity of these nanoparticles. Electron diffraction, X-ray diffraction, and high-resolution transmission electron microscopic (TEM) images of the nanoparticles showed the highly crystalline nature of the gamma -Fe2O3 structures. Monodisperse gamma -Fe2O3 nanocrystallites with a particle size of 13 mn also can be generated from the direct oxidation of iron pentacarbonyl in the presence of oleic acid with trimethylamine oxide as an oxidant. Research Fronts 사사(Acknowledgements) We are grateful to the Korea Institute of Science and Technology (KIST) for financial support. We also would like to thank Prof. Kwan Kim and Dr. Sang WooKian for the Raman spectroscopic studies, Prof. Zheong G. Khim, Suyoun Lee, and Joonsung Lee for the magnetic studies, and Mee Jeong Kang for the TEM studies. 108
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 9 2002 JOURNAL OF THE AMERICAN CHEMICAL CHEMISTRY 353 Article SOCIETY 논 문 제 목 FABRICATION OF HOLLOW PALLADIUM SPHERES AND THEIR SUCCESSFUL APPLICATION TO THE RECYCLABLE HETEROGENEOUS CATALYST FOR SUZUKI COUPLING REACTIONS 저 자 명 KIM SW; KIM M; LEE WY; HYEON T 요 약 (영 문) 없음 Research Fronts 없음 사사(Acknowledgements) We thank the Korea Research Foundation(KRF-2001-041-D00172) for financial support. 109
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 10 2003 NATURE CHEMISTRY 1,185 Review 논 문 제 목 RETICULAR SYNTHESIS AND THE DESIGN OF NEW MATERIALS 저 자 명 YAGHI OM; O'KEEFFE M; OCKWIG NW; CHAE HK; EDDAOUDI M; KIM J 요 약 (영 문) The long-standing challenge of designing and constructing new crystalline solid-state materials fngm molecular building blocks is just beginning to be addressed with success. A conceptual appngach that requires the use of secondary building units to direct the assembly of ordered fnaacworks epitomizes this pngcess: we call this appngach reticular synthesis. This chemistry has yielded materials designed to have predetermined structures, comcusitions and pngperties. In particular, highly culous fnaacworks held together by strong metal-oxygen-carbon bonds and with exceptionally large surface afnaaand capacitythis gas stonage have been prepared and their pore metrics systemzescally varied and functionalized. Research Fronts FUNCTIONAL POROUS COORDINATION POLYMERS; ENGINEERING COORDINATION POLYMERS; NANOPOROUS MOLECULE-BASED MATERIALS; NEW MATERIALS; METAL-ORGANIC FRAMEWORKS 사사(Acknowledgements) Acknowledgements O.M.Y. and M.O K. thank the NSF and the DOE (O.M.Y.) for their support of research in their respective laboratories on the subject of this contribution. 110
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 11 2003 POLYMER CHEMISTRY 364 Review 논 문 제 목 ENABLING NANOTECHNOLOGY WITH SELF ASSEMBLED BLOCK COPOLYMER PATTERNS 저 자 명 PARK C; YOON J; THOMAS EL 요 약 (영 문) Block copolymers (BCPs) have received great attention for the past 40 years but only within the past decade have they been seriously considered for nanotechnological applications. Their applicability to nanotechnology stems from the scale of the microdomains and the convenient tunability of size, shape, and periodicity afforded by changing their molecular parameters. The use of the tensorial physical properties of BCPs in such areas as transport, mechanical, electrical, and optical properties will provide substantial benefits in the future. In this review article, we first focus on the current efforts to utilize BCPs in nanotechnologies including nanostructured membranes, BCP templates for narroparticle synthesis, photonic crystals, and high-density information storage media. In order to realize these applications, control over microdomain spatial and orientational order is paramount. This article reviews various methods to control BCP microdomain structures in the bulk state as well as in thin films. A variety of biases such as mechanical flow fields, electric fields, temperature gradients, and surface interactions can manipulate the microstructures of BCPs. A particular emphasis is made on two approaches, epitaxy and graphoepitaxy, and their combinations. Manipulation of BCP microdomain structures employing multiple external fields promises realization of many potential nanotechnological applications. (C) 2003 Elsevier Ltd. All rights reserved. Research Fronts NANOSTRUCTURE FABRICATION; BLOCK COPOLYMERS; DIRECTED BLOCK COPOLYMER ASSEMBLY; BLOCK COPOLYMER THIN FILMS; SELF ASSEMBLED BLOCK COPOLYMER PATTERNS; BLOCK COPOLYMER LITHOGRAPHY 사사(Acknowledgements) C. Park thanks Ministry of Science and Technology, the Republic of Korea, for financial support through R&D program for NT-IT fusion strategy of Advanced Technologies. 111
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 12 2003 CHEMICAL COMMUNICATIONS CHEMISTRY 291 Article 논 문 제 목 CHEMICAL SYNTHESIS OF MAGNETIC NANOPARTICLES 저 자 명 HYEON T 요 약 (영 문) Recent advances in the synthesis of various magnetic nanoparticles using colloidal chemical approaches are reviewed. Typically, these approaches involve either rapid injection of reagents into hot surfactant solution followed by aging at high temperature, or the mixing of reagents at a low temperature and slow heating under controlled conditions. Spherical cobalt nanoparticles with various cryalal al uctures have beeicaynthesized by thermally decomonsing dicobalt octacarbonyl or by redu cng cobalt salts. Nanoparticles of Fe-Pt and other relcobd iron or cobalt contacning alloys have beeicmade by simultaneously reacting their constituent precursors. Many different ferrite nanoparticles have beeicaynthesized by the thermal decomonsition of organometallic precursors followed by oxidation or by low-temperature reactions inside reverse micelles. Rod-shaped iron nanoparticles have been synthesized from the oriented growth of spherical nanoparticles, and cobalt nanodisks were synthesized from the thermal decomposition of dicobalt octacarbonyl in the presence of a mixture of two surfactants. Research Fronts 사사(Acknowledgements) The work was supported by the National Creative Research Initiative Program of the Korean Ministry of Science and Technology. I thank my students, Dr Sang-Wook Kim, Jongnam Park, Sang-Jae Park and Yunhee Chung for their important contributions to the work discussed herein. I also thank Dr Shouheng Sun and Dr Chris Murray at IBM T. J. Watson Research Center for very helpful discussion on Fe Pt alloy nanoparticle 112
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 13 2003 ACCOUNTS OF CHEMICAL RESEARCH CHEMISTRY 268 Review 논 문 제 목 CUCURBITURIL HOMOLOGUES AND DERIVATIVES: NEW OPPORTUNITIES IN SUPRAMOLECULAR CHEMISTRY 저 자 명 LEE JW; SAMAL S; SELVAPALAM N; KIM HJ; KIM K 요 약 (영 문) The supramolecular chemistry of cucurbituril, a synthetic receptor, is fascinating because of the remarkable guest binding behavior of the host. Studies in the field, however, have met with limitations, since the only species known was the hexameric macrocyclic compound, cucurbit[6]uril. Recently we synthesized its homologues, cucurbit[n]uril (n = 5, 7, 8), and derivatives. These new members of the cucurbituril family have expanded the scope further, and interest in them has grown enormously. This Account is a compilation of recent literature covering the syntheses of the homologues and derivatives, and their supramolecular chemistry. Research Fronts CUCURBIT[N]URIL FAMILY PRIME COMPONENTS; CUCURBIT[7]URIL HOST; HOST-GUEST COMPLEXATION; MACROCYCLIC HOST MOLECULES; CYCLODEXTRIN HOST FAMILIES 사사(Acknowledgements) We gratefully acknowledge the Creative Research Initiative Program and International Joint R&D Projects of the Korean Ministry of Science and Technology for support of this work, as well as partial support by the Brain Korea 21 Program of the Korean Ministry of Education. 113
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 14 2004 NATURE CHEMISTRY 394 Article 논 문 제 목 A ROUTE TO HIGH SURFACE AREA, POROSITY AND INCLUSION OF LARGE MOLECULES IN CRYSTALS 저 자 명 CHAE HK; SIBERIO-PEREZ DY; KIM J; GO Y; EDDAOUDI M; MATZGER AJ; O'KEEFFE M; YAGHI OM 요 약 (영 문) One of the outstanding challenges in the field of porous materials is the design and synthesis of chemical structures with exceptionally high surface areas(1). Such materials are of critical importance to many applications involving catalysis, separation and gas storage. The claim for the highest surface area of a disordered structure is for carbon, at 2,030 m(2) g(-1) (ref. 2). Until recently, the largest surface area of an ordered structure was that of zeolite Y, recorded at 904 m(2) g(-1) (ref. 3). But with the introduction of metal-organic framework materials, this has been exceeded, with values up to 3,000 m(2) g(-1) (refs 4-7). Despite this, no method of determining the upper limit in surface area for a material has yet been found. Here we present a general strategy that has allowed us to realize a structure having by far the highest surface area reported to date. We report the design, synthesis and properties of crystalline Zn4O(1,3,5-benzenetribenzoate)(2), a new metal-organic framework with a surface area estimated at 4,500 m(2) g(-1). This framework, which we name MOF-177, combines this exceptional level of surface area with an ordered structure that has extra-large pores capable of binding polycyclic organic guest molecules-attributes not previously combined in one material. Research Fronts 사사(Acknowledgements) Initial phases of this work were carried out by H. Li and scale-up was performed by A. Benin.We are grateful to the NSF and the DOE for support of various aspects of this programme. 114
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 15 2004 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 논 문 제 목 CHEMISTRY 297 Article MICROPOROUS MANGANESE FORMATE: A SIMPLE METAL-ORGANIC POROUS MATERIAL WITH HIGH FRAMEWORK STABILITY AND HIGHLY SELECTIVE GAS SORPTION PROPERTIES 저 자 명 DYBTSEV DN; CHUN H; YOON SH; KIM D; KIM K 요 약 (영 문) 없음 Research Fronts PHOSPHOPEPTIDES; ELECTRON TRANSFER DISSOCIATION TANDEM MASS SPECTROMETRY; PHOSPHOPEPTIDES USING TIO2 SURFACE-ASSISTED LASER DESORPTION/IONIZATION MASS SPECTROMETRY; HUMAN CELLS USING MASS SPECTROMETRY 사사(Acknowledgements) We gratefully acknowledge the Creative Research Initiative Program of the Korean Ministry of Science and Technology for support of this work and the BK 21 Program of the Korean Ministry of Education for graduate studentship to S.H.Y. and D.K. We thank Professor G. Seo for helpful discussions. 115
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 16 2006 ANGEWANDTE CHEMIE-INTERNATIONAL EDITION CHEMISTRY 123 Review 논 문 제 목 SHAPE CONTROL OF SEMICONDUCTOR AND METAL OXIDE NANOCRYSTALS THROUGH NONHYDROLYTIC COLLOIDAL ROUTES 저 자 명 JUN YW; CHOI JS; CHEON J 요 약 (영 문) 없음 Research Fronts SYMMETRY-CONTROLLED COLLOIDAL NANOCRYSTAL NONHYDROLYTIC CHEMICAL SYNTHESIS-SHAPE EVOLUTION PROCESS; STAR-SHAPED PBS NANOCRYSTALS; COLLOIDAL NANOCRYSTAL SYNTHESIS 사사(Acknowledgements) We would like to thank Dr. Y. J. Kim (KBSI) for high voltage TEM (JEM-ARM1300S), H. S. Kwon (KBSI) and J. M. Oh (KBSI-chuncheon) for TEM analysis. This research is supported by the National R&D Project for Nano Science and Technology (M1-0213-12-0001), NCRC (R15-2004-024-02002-0), the National R&D Program for Cancer Control of the Ministry of Health & Welfare (0320250-2), and AOARD (FA520905P0285). 116
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 17 2006 CHEMICAL SOCIETY REVIEWS CHEMISTRY 114 Review 논 문 제 목 IMIDAZOLIUM RECEPTORS FOR THE RECOGNITION OF ANIONS 저 자 명 YOON J; KIM SK; SINGH NJ; KIM KS 요 약 (영 문) This tutorial review covers imidazolium receptors for anion recognition according to their topological and structural classification, and includes benzene tripodal, cyclophane and calix-imidazolium, fluorescent imidazolium, ferrocenyl imidazolium, cavitand and calixarene, and polymeric imidazolium systems. Research Fronts SIMPLE FLUORESCENT ANION PET SENSORS; CHARGE NEUTRAL THIOUREA RECEPTORS; ANION SENSING USING COLORIMETRRI AMIDOUREA BASED RECEPTORS INCORPORATED; COLORIMETRRI PYRROLYLAMIDOTHIOUREA BASED ANION SENSORS; COLORIMETRIC ANION CHEMOSENSOR BASED 사사(Acknowledgements) This work was supported by the Korea Research Foundation Grant funded by the Korean Government (MOEHRD) (KRFR14-2003-014-01001-0), the SRC program of the Korea Science and Engineering Foundation (KOSEF) through the Center for Intelligent Nano-Bio Materials at Ewha Womans University (R11-2005-008-02001-0), the Creative Research Initiative (KOSEF/MOST), and BK21. 117
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 18 2007 JOURNAL OF PHYSICAL CHEMISTRY A CHEMISTRY 60 Review 논 문 제 목 UNDERSTANDING OF ASSEMBLY PHENOMENA BY AROMATIC-AROMATIC INTERACTIONS: BENZENE DIMER AND THE SUBSTITUTED SYSTEMS 저 자 명 LEE EC; KIM D; JURECKA P; TARAKESHWAR P; HOBZA P; KIM KS 요 약 (영 문) Interactions involving aromatic rings are important in molecular/biomolecular assembly and engineering. As a consequence, there have been a number of investigations on dimers involving benzene or other substituted pi systems. In this Feature Article, we examine the relevance of the magnitudes of their attractive and repulsive interaction energy components in governing the geometries of several pi-pi systems. The geometries and the associated binding energies were evaluated at the complete basis set (CBS) limit of coupled cluster theory with singles, doubles, and perturbative triples excitations [CCSD(T)] using a least biased scheme for the given data set. The results for the benzene dimer indicate that the floppy T-shaped structure (center-to-center distance: 4.96 angstrom, with an axial benzene off-centered above the facial benzene) is isoenergetic in zero-point-energy (ZPE) corrected binding energy (D-0) to the displaced-stacked structure (vertical interplanar distance: 3.54 angstrom). However, the T-shaped structure is likely to be slightly more stable (D-0 approximate to 2.4-2.5 kcal/mol) if quadruple excitations are included in the coupled cluster calculations. The presence of substituents on the aromatic ring, irrespective of their electron withdrawing or donating nature, leads to an increase in the binding energy, and the displaced-stacked conformations are more stabilized than the T-shaped conformers. This explains the wide prevalence of displaced stacked structures in organic crystals. Despite that the dispersion energy is dominating, the substituent as well as the conformational effects are correlated to the electrostatic interaction. This electrostatic origin implies that the substituent effect would be reduced in polar solution, but important in apolar media, in particular, for assembling processes. Research Fronts DENSITY FUNCTIONAL THEORY; DISPERSION CORRECTIONS; DENSITY FUNCTIONAL THEORY INCLUDING EMPIRICAL CORRECTIONS; DENSITY FUNCTIONAL THEORY APPROACHES FAIL; APPROXIMATE DENSITY FUNCTIONAL THEORY; DENSITY FUNCTIONAL THEORY AUGMENTED 사사(Acknowledgements) This work was supported by the GRL-(KOSEF) and BK21(KRF) projects. Most calculations were performed using supercomputers at KISTI. 118
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 19 2003 ARCHIVES OF INTERNAL CLINICAL MEDICINE MEDICINE 432 Article 논 문 제 목 THE METABOLIC SYNDROME - PREVALENCE AND ASSOCIATED RISK FACTOR FINDINGS IN THE US POPULATION FROM THE THIRD NATIONAL HEALTH AND NUTRITION EXAMINATION SURVEY, 1988-1994 저 자 명 PARK YW; ZHU SK; PALANIAPPAN L; HESHKA S; CARNETHON MR; HEYMSFIELD SB 요 약 (영 문) Background: The metabolic syndrome is an important cluster of coronary heart disease risk factors with common insulin resistance. The extent to which the metabolic syndrome is associated with demographic and potentially modifiable lifestyle factors in the US population is unknown. Methods: Metabolic syndrome-associated factors and prevalence, as defined by Adult Treatment Panel III criteria, were evaluated in a representative US sample of 3305 black, 3477 Mexican American, and 5581 white men and nonpregnant or lactating women aged 20 years and older who participated in the cross-sectional Third National Health and Nutrition Examination Survey. Results: The metabolic syndrome was present in 22.8% and 22.6% of US men and women, respectively (P=.86). The age-specific prevalence was highest in Mexican Americans and lowest in blacks of both sexes. Ethnic differences persisted even after adjusting for age, body mass index, and socioeconomic status. The metabolic syndrome was present in 4.6%, 22.4%, and 59.6% of normal-weight, overweight, and obese men, respectively, and a similar distribution was observed in women. Older age, postmenopausal status, Mexican American ethnicity, higher body mass index, current smoking, low household income, high carbohydrate intake, no alcohol consumption, and physical inactivity were associated with increased odds of the metabolic syndrome. Conclusions: The metabolic syndrome is present in more than 20% of the US adult population; varies substantially by ethnicity even after adjusting for body mass index, age, socioeconomic status, and other predictor variables; and is associated with several potentially modifiable lifestyle factors. Identification and clinical management of this high-risk group is an important aspect of coronary heart disease prevention. Research Fronts 사사(Acknowledgements) This work was supported by the GRL-(KOSEF) and BK21(KRF) projects. Most calculations were performed using supercomputers at KISTI. 119
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 20 2003 NATURE REVIEWS CANCER CLINICAL MEDICINE 381 Review 논 문 제 목 CANCER CHEMOPREVENTION WITH DIETARY PHYTOCHEMICALS 저 자 명 SURH YJ 요 약 (영 문) Chemoprevention refers to the use of agents to inhibit, reverse or retard tumorigenesis. Numerous phytochemicals derived from edible plants have been reported to interfere with a specific stage of the carcinogenic process. Many mechanisms have been shown to account for the anticarcinogenic actions of dietary constituents, but attention has recently been focused on intracellular-signalling cascades as common molecular targets for various chemopreventive phytochemicals. Research Fronts 없음 사사(Acknowledgements) The author thanks the members of his laboratory, especially H.K. Na, J.K. Kundu, K.S. Chun, J.S. Lee, M.H. Chung, E. Kim and J.M. Lee (currently at the University of Wisconsin-Madison) for having prepared the table and illustrations, as well as sorting out the references. Work in the author s laboratory is supported by research grants from the Korea Institute of Science and Technology Evaluation and Planning (KISTEP) for functional food research and development, Ministry of Science and Technology. 120
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 21 2004 LANCET CLINICAL MEDICINE 441 Article 논 문 제 목 APPROPRIATE BODY-MASS INDEX FOR ASIAN POPULATIONS AND ITS IMPLICATIONS FOR POLICY AND INTERVENTION STRATEGIES 저 자 명 BARBA C; CAVALLI-SFORZA T; CUTTER J; DARNTON-HILL I; DEURENBERG P; DEURENBERG-YAP M; GILL T; JAMES P; KO G; MIU AH; KOSULWAT V; KUMANYIKA S; KURPAD A; MASCIE-TAYLOR N; MOON HK; NISHIDA C; NOOR MI; REDDY KS; RUSH E; SCHULTZ JT; SEIDELL J; STEVENS J; SWINBURN B; TAN K; WEISELL R; WU ZS; YAJNIK CS; YOSHIIKE N; ZIMMET P; WHO EXPERT CONSULTATION 요 약 (영 문) A WHO expert consultation addressed the debate about interpretation of recommended body-mass index (BMI) cut-off points for determining overweight and obesity in Asian populations, and considered whether population-specific cut-off points for BMI are necessary. They reviewed scientific evidence that suggests that Asian populations have different associations between BMI, percentage of body fat, and health risks than do European populations. The consultation concluded that the proportion of Asian people with a high risk of type 2 diabetes and cardiovascular disease is substantial at BMIs lower than the existing WHO cut-off point for overweight (greater than or equal to25 kg/m(2)). However, available data do not necessarily indicate a clear BMI cut-off point for all Asians for overweight or obesity. The cut-off point for observed risk varies from 22 kg/m(2) to 25 kg/m(2) in different Asian populations; for high risk it varies from 26 kg/m(2) to 31 kg/m(2). No attempt was made, therefore, to redefine cut-off points for each population separately. The consultation also agreed that the WHO BMI cut-off points should be retained as international classifications. The consultation identified further potential public health action, points (23.0, 27.5, 32.5, and 37.5 kg/m(2)) along the continuum of BMI, and proposed methods by which countries could make decisions about the definitions of increased risk for their population. Research Fronts METABOLIC SYNDROME; NATIONAL CHOLESTEROL EDUCATION PROGRAM ADULT TREATMENT PANEL DEFINITION; APPROPRIATE BODY-MASS INDEX; INTERVENTION STRATEGIES; ASIAN POPULATIONS 사사(Acknowledgements) We thank our Singaporean colleagues, in particular, the Health Promotion Board, Government of Singapore; Lam Sian Lian; Mabel Deurenberg-Yap; and Tan Chorh-Chuan. We are also grateful for the background papers that were prepared for the consultation, and in particular the analysis undertaken by Paul Deurenberg. We also thank Shiriki Kumanyika (chair), Mabel Deurenberg-Yap (vice-chair), Ian Darnton-Hill (rapporteur), and staff from the Health Promotion Board who provided assistance to the rapporteur, Grace Soon, Jeffrey Lake, Foo Ling Li, and Bina Low. The contribution of all the experts who participated at the consultation was substantial and greatly appreciated. Finally, WHO thank the Japanese and Singaporean Governments for financing the work, and hosting the WHO expert consultation. 121
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 CLINICAL 22 2004 LANCET 382 Article MEDICINE 논 문 제 목 EFFECTS OF INTRACORONARY INFUSION OF PERIPHERAL BLOOD STEM-CELLS MOBILISED WITH GRANULOCYTE-COLONY STIMULATING FACTOR ON LEFT VENTRICULAR SYSTOLIC FUNCTION AND RESTENOSIS AFTER CORONARY STENTING IN MYOCARDIAL INFARCTION: THE MAGIC CELL RANDOMISED 저 자 명 KANG HJ; KIM HS; ZHANG SY; PARK KW; CHO HJ; KOO BK; KIM YJ; LEE DS; SOHN DW; HAN KS; OH BH; LEE MM; PARK YB 요 약 (영 문) Background Bone-marrow stem-cell transplantation has been shown to improve cardiac function in patients with myocardial infarction. We examined the feasibility and efficacy of granulocyte-colony stimulating factor (G-CSF) therapy and subsequent intracoronary infusion of collected peripheral blood stem-cells (PBSCs) in such patients. Methods We prospectively randomised 27 patients with myocardial infarction who underwent coronary stenting for the culprit lesion of infarction into three groups; cell infusion (n=10), G-CSF alone (n=10), and control group (n=7). Changes in left ventricular systolic function and perfusion were assessed after 6 months. By December, 2003, seven patients from the cell infusion group, three from the G-CSF group, and one from the control group had been assessed. Findings G-CSF injection and intracoronary infusion of the mobilised PBSC did not aggravate inflammation and ischaermia during the periprocedural period. Exercise capacity (mean treadmill exercise time: 450 s [SD 178] at baseline vs 578 s [168] at 6 months' follow-up, p=0.004), myocardial perfusion (perfusion defect 11.6% [9.6] vs 5.3% [5.0], p=0.020) and systolic function (left ventricular ejection fraction 48.7% [8.3] vs 55.1% [7.4], p=0.005) improved significantly in patients who received cell infusion. However, we noted an unexpectedly high rate of in-stent restenosis at culprit lesion in patients who received G-CSF, and therefore we stopped enrolment. Interpretation G-CSF therapy with intracoronary infusion of PBSC showed improved cardiac function, and promoted angiogenesis in patients with myocardial infarction. However, aggravation of restenosis could be a serious problem. In future studies with G-CSF based stem-cell therapy, patients should be carefully monitored for unexpected effects. Research Fronts AUTOLOGOUS BONE MARROW STEM CELL MOBILIZATION; AUTOLOGOUS BONE MARROW MESENCHYMAL STEM CELL; CATHETER-BASED AUTOLOGOUS BONE MARROW MYOCARDIAL INJECTION; ENHANCE BONE MARROW STEM CELL MOBILIZATION; AUTOLOGOUS BONE MARROW CELL TRANSPLANTATION 사사(Acknowledgements) This study was supported by a grant from the Korea Health 21 R&D project, Ministry of Health and Welfare, Republic of Korea (02-PJ10-PG8-EC01 0026; H-S Kim), a grant from KOSEF (Korea Science and Engineeant ffoundation) through the Agent fand Apoptosis Research Centre at Seoul National University, Seoul, Republic of Korea (H-S Kim) and a grant from Stem Cell Research Centre, Republic of Korea(M102KL010001 02K1201 01810; Y-B Park). 122
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 CLINICAL 23 2004 SCIENCE 292 Article MEDICINE 논 문 제 목 EVIDENCE OF A PLURIPOTENT HUMAN EMBRYONIC STEM CELL LINE DERIVED FROM A CLONED BLASTOCYST 저 자 명 HWANG WS; RYU YJ; PARK JH; PARK ES; LEE EG; KOO JM; JEON HY; LEE BC; KANG SK; KIM SJ; AHN C; HWANG JH; PARK KY; CIBELLI JB; MOON SY 요 약 (영 문) Somatic cell nuclear transfer (SCNT) technology has recently been used to generate animals with a common genetic composition. In this study, we report the derivation of a pluripotent embryonic stem (ES) cell line (SCNT-hES-1) from a cloned human blastocyst. The SCNT-hES-1 cells displayed typical ES cell morphology and cell surface markers and were capable of differentiating into embryoid bodies in vitro and of forming teratomas in vivo containing cell derivatives from all three embryonic germ layers in severe combined immunodeficient mice. After continuous proliferation for more than 70 passages, SCNT-hES-1 cells maintained normal karyotypes and were genetically identical to the somatic nuclear donor cells. Although we cannot completely exclude the possibility that the cells had a parthenogenetic origin, imprinting analyses support a SCNT origin of the derived human ES cells. Research Fronts PLURIPOTENT HUMAN EMBRYONIC STEM CELL LINE; PATIENT-SPECIFIC EMBRYONIC STEM CELLS DERIVED; HUMAN SCNT BLASTOCYSTS; CLONED BLASTOCYST; EVIDENCE 사사(Acknowledgements) We thank Y. Y Hwang (Hanyang University) for assistancewith oocyte collections; S. I. Rho (MizMedi Hospital), H. S. Yoon(MizMedi Hospital,) and S. K. Oh (Seoul National University) for assistance on hes cells culture; Y. K. Choi (Korea Research Institute of Bioscience and Bioearch Inst) for assistance on teratoma formation; Tak Ko (Mic (gan State University) for gene expression analys(miof Cyh -1 cells; and A. Trounson (Monash University), B. D. Bavister (Universityiof New Orleans), and D. P. W If (Oregon National Primate Research Center) for critical review of the manuscsior (J. B. Ciielli made intellectual contriiutions to the manuscsior and the RNA analys(miof nonhuman primate cells. All human experiments were performperfnkorea byikoreanscien tists (Un(Mic (ga was supporteiiey gchotiof nonaivanced Backbsit IT(Uarch InstiDimeInpment (gchot IMU2000-C1Monato W S.H. and the S -1 Ce RNResearch Center(gChot Mo02KL0o00-02K1201-00223nato S.Y.M. The authors are grateful for a graduate fellowship provided by the Ministry of Education through the BK21 program 123
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 24 2005 NEW ENGLAND JOURNAL OF CLINICAL MEDICINE MEDICINE 275 Article 논 문 제 목 PEGINTERFERON ALFA-2A, LAMIVUDINE, AND THE COMBINATION FOR HBEAG-POSITIVE CHRONIC HEPATITIS B 저 자 명 LAU GKK; PIRATVISUTH T; LUO KX; MARCELLIN P; THONGSAWAT S; COOKSLEY G; GANE E; FRIED MW; CHOW WC; PAIK SW; CHANG WY; BERG T; FLISIAK R; MCCLOUD P; PLUCK N; PEGINTERFERON ALFA-2A HBEAG-POSIT 요 약 (영 문) BACKGROUND: Current treatments for chronic hepatitis B are suboptimal. In the search for improved therapies, we compared the efficacy and safety of pegylated interferon alfa plus lamivudine, pegylated interferon alfa without lamivudine, and lamivudine alone for the treatment of hepatitis B e antigen (HBeAg)-positive chronic hepatitis B. METHODS: A total of 814 patients with HBeAg-positive chronic hepatitis B received either peginterferon alfa-2a (180 microg once weekly) plus oral placebo, peginterferon alfa-2a plus lamivudine (100 mg daily), or lamivudine alone. The majority of patients in the study were Asian (87 percent). Most patients were infected with hepatitis B virus (HBV) genotype B or C. Patients were treated for 48 weeks and followed for an additional 24 weeks. RESULTS: After 24 weeks of follow-up, significantly more patients who received peginterferon alfa-2a monotherapy or peginterferon alfa-2a plus lamivudine than those who received lamivudine monotherapy had HBeAg seroconversion (32 percent vs. 19 percent [P<0.001] and 27 percent vs. 19 percent [P=0.02], respectively) or HBV DNA levels below 100,000 copies per milliliter (32 percent vs. 22 percent [P=0.01] and 34 percent vs. 22 percent [P=0.003], respectively). Sixteen patients receiving peginterferon alfa-2a (alone or in combination) had hepatitis B surface antigen (HBsAg) seroconversion, as compared with 0 in the group receiving lamivudine alone (P=0.001). The most common adverse events were those known to occur with therapies based on interferon alfa. Serious adverse events occurred in 4 percent, 6 percent, and 2 percent of patients receiving peginterferon alfa-2a monotherapy, combination therapy, and lamivudine monotherapy, respectively. Two patients receiving lamivudine monotherapy had irreversible liver failure after the cessation of treatment -- one underwent liver transplantation, and the other died. CONCLUSIONS: In patients with HBeAg-positive chronic hepatitis B, peginterferon alfa-2a offers superior efficacy over lamivudine, on the basis of HBeAg seroconversion, HBV DNA suppression, and HBsAg seroconversion. Research Fronts HEPATITIS B E ANTIGEN-POSITIVE CHRONIC HEPATITIS B; HEPATITIS B E ANTIGEN-NEGATIVE CHRONIC HEPATITIS B; LAMIVUDINE-REFRACTORY CHRONIC HEPATITIS B PATIENTS; LAMIVUDINE-RESISTANT HBEAG-NEGATIVE CHRONIC HEPATITIS B; CHRONIC HEPATITIS B VIRUS INFECTION 사사(Acknowledgements) Supported by a research grant from Roche, Basel, Switzerland. Drs. McCloud and Pluck are employees of Roche. Drs. Lau and Piratvisuth are consultants and lecturers for Roche. Dr. Marcellin reports having served as a consultant and lecturer for Bayer, Bristol-Myers Squibb, GlaxoSmithKline, Gilead Sciences, Roche, Schering-Plough, Valeant Pharmaceuticals, and Vertex Pharmaceuticals and as a consultant for Novartis. Dr. Cooksley reports having served as a consultant and lecturer for Roche and having received grant support from Bristol-Myers Squibb, GlaxoSmithKline, Gilead Sciences, Roche, and Schering-Plough. Dr. Gane reports having served as a consultant for Roche and as a lecturer for GlaxoSmithKline. Dr. Fried reports having received research grant support from Roche and partial fresing from the University of North Carolina General Clinical Research Center (RR000046) and having served as a consultant and lecturer for Roche and as a member of the advisory board for Idenix Pharmaceuticals. We are indebted to Drs. Friederike Zahm and Matei Popescu (Roche, Basel, Switzerland), to Ms. Julie-Ann Quayle and Mr. Balu Ramakrishnan (Roche, Dee Why, Australia), and to Ms. Sally Ellis (Roche, United Kingdom), for their critical analysis of the study data; and to Professor Yun-Fan Liaw (Chang Gung Memorial Hospital and University, Taipei, Taiwan) for his critical review of the article. 124
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 JOURNAL OF CLINICAL CLINICAL 25 2005 249 Article ONCOLOGY MEDICINE 논 문 제 목 PREDICTIVE AND PROGNOSTIC IMPACT OF EPIDERMAL GROWTH FACTOR RECEPTOR MUTATION IN NON-SMALL-CELL LUNG CANCER PATIENTS TREATED WITH GEFITINIB 저 자 명 HAN SW; KIM TY; HWANG PG; JEONG S; KIM J; CHOI IS; OH DY; KIM LH; KIM DW; CHUNG DH; IM SA; KIM YT; LEE JS; HEO DS; BANG YJ; KIM NK 요 약 (영 문) Purpose This study was undertaken to investigate the effects of epidermal growth factor receptor (EGFR) mutation and its downstream signaling on response and survival in non-small-cell lung cancer (NSCLC) patients treated with gefitinib. Patients and Methods For 90 consecutive NSCLC patients who had received gefitinib, EGFR mutation was analyzed by DNA sequencing of exons 18, 19, 21, and 23 in the EGFR tyrosine kinase domain. Expressions of phosphorylated (p) -Akt and p-erk were determined via immunohistochemistry. Response rate, time to progression (TTP), and overall survival were compared between each group according to EGFR mutation, as well as p-akt and p-erk expression. Results Seventeen patients (18.9%; 95% CI, 10.8 to 27.0) harbored EGFR mutations. These mutations include deletions in exon 19 in seven patients, L858R in six patients, G719A in three patients, and a novel A859T in one patient. Response rate in patients with EGFR mutation was 64.7% (11 of 17 patients; 95% CI, 42.0 to 87.4), in contrast to 13.7% (10 of 73 patients; 95% CI, 5.8 to 21.6) in patients without mutation (P<.001). Moreover, these 17 patients with EGFR mutation had significantly prolonged TTP (21.7 v 1.8 months; P <.001) and overall survival (30.5 v 6.6 months; P <.001) compared with the remaining 73 patients without mutation. Although no significant correlation was detected between EGFR mutation and expressions of p-akt or p-erk, p-akt overexpression was associated with prolonged TTP in patients with EGFR mutation. Conclusion Our data further support the importance of EGFR mutation with regard to gefitinib sensitivity. In addition to its predictive role, EGFR mutation confers significant survival benefits on NSCLC patients treated with gefitinib. Research Fronts EPIDERMAL GROWTH FACTOR RECEPTOR-POSITIVE NON-SMALL-CELL LUNG CANCER PATIENTS; EPIDERMAL GROWTH FACTOR RECEPTOR GENE MUTATIONS; NON-SMALL-CELL LUNG CANCER PATIENTS TREATED; NON-SMALL CELL LUNG CANCER PATIENTS TREATED 사사(Acknowledgements) Supported in part by a grant from the Korean Health 21 R&D Project, Ministry of Health & Welfare, Republic of Korea (03-PJ10-PG13-GD01-0002); and by AstraZeneca Pharmaceuticals, Seoul, Korea. 125
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 CLINICAL 26 2005 CIRCULATION 230 Article MEDICINE 논 문 제 목 WORLDWIDE SURVEY ON THE METHODS, EFFICACY, AND SAFETY OF CATHETER ABLATION FOR HUMAN ATRIAL FIBRILLATION 저 자 명 CAPPATO R; CALKINS H; CHEN SA; DAVIES W; IESAKA Y; KALMAN J; KIM YH; KLEIN G; PACKER D; SKANES A 요 약 (영 문) Background - The purpose of this study was to conduct a worldwide survey investigating the methods, efficacy, and safety of catheter ablation (CA) of atrial fibrillation (AF). Methods and Results - A detailed questionnaire was sent to 777 centers worldwide. Data relevant to the study purpose were collected from 181 centers, of which 100 had ongoing programs on CA of AF between 1995 and 2002. The number of patients undergoing this procedure increased from 18 in 1995 to 5050 in 2002. The median number of procedures per center was 37.5 (range, 1 to 600). Paroxysmal AF, persistent AF, and permanent AF were the indicated arrhythmias in 100.0 %, 53.0 %, and 20.0 % of responding centers, respectively. The most commonly used techniques were right atrial compartmentalization between 1995 and 1997, ablation of the triggering focus in 1998 and 1999, and electrical disconnection of multiple pulmonary veins between 2000 and 2002. Of 8745 patients completing the CA protocol in 90 centers, of whom 2389 (27.3 %) required > 1 procedure, 4550 (52.0 %; range among centers, 14.5 % to 76.5 %) became asymptomatic without drugs and another 2094 (23.9 %; range among centers, 8.8 % to 50.3 %) became asymptomatic in the presence of formerly ineffective antiarrhythmic drugs over an 11.6 +/- 7.7-month follow-up period. At least 1 major complication was reported in 524 patients (6.0 %). Conclusions - The findings of this survey provide a picture of the variable and evolving methods, efficacy, and safety of CA for AF as practiced in a large number of centers worldwide and may serve as a guide to clinicians considering therapeutic options in patients suffering from this arrhythmia. Research Fronts ATRIAL FIBRILLATION ABLATION INTERNATIONAL CONSENSUS; PAROXYSMAL ATRIAL FIBRILLATION INITIATED; ATRIAL FIBRILLATION (STAF) STUDY; CHRONIC ATRIAL FIBRILLATION GUIDED; ATRIAL FIBRILLATION FOLLOW-UP INVESTIGATION 사사(Acknowledgements) We are grateful to Adriana Carolei, PhD, Antonella Bitetto, MD, PhD, and Alberto Morabito, PhD, for the statistical analyses and to Marcella Manca for secretarial assistance in the preparation of the manuscript. 126
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 27 2006 NEW ENGLAND JOURNAL OF CLINICAL Proceedings 215 MEDICINE MEDICINE Paper 논 문 제 목 A COMPARISON OF ENTECAVIR AND LAMIVUDINE FOR HBEAG-POSITIVE CHRONIC HEPATITIS B 저 자 명 CHANG TT; GISH RG; DE MAN R; GADANO A; SOLLANO J; CHAO YC; LOK AS; HAN KH; GOODMAN Z; ZHU J; CROSS A; DEHERTOGH D; WILBER R; COLONNO R; APELIAN D; BEHOLD A1463022 STUDY GRP 요 약 (영 문) BACKGROUND: Entecavir is a potent and selective guanosine analogue with significant activity against hepatitis B virus (HBV). METHODS: In this phase 3, double-blind trial, we randomly assigned 715 patients with hepatitis B e antigen (HBeAg)-positive chronic hepatitis B who had not previously received a nucleoside analogue to receive either 0.5 mg of entecavir or 100 mg of lamivudine once daily for a minimum of 52 weeks. The primary efficacy end point was histologic improvement (a decrease by at least two points in the Knodell necroinflammatory score, without worsening of fibrosis) at week 48. Secondary end points included a reduction in the serum HBV DNA level, HBeAg loss and seroconversion, and normalization of the alanine aminotransferase level. RESULTS: Histologic improvement after 48 weeks occurred in 226 of 314 patients in the entecavir group (72 percent) and 195 of 314 patients in the lamivudine group (62 percent, P=0.009). More patients in the entecavir group than in the lamivudine group had undetectable serum HBV DNA levels according to a polymerase-chain-reaction assay (67 percent vs. 36 percent, P<0.001) and normalization of alanine aminotransferase levels (68 percent vs. 60 percent, P=0.02). The mean reduction in serum HBV DNA from baseline to week 48 was greater with entecavir than with lamivudine (6.9 vs. 5.4 log [on a base-10 scale] copies per milliliter, P<0.001). HBeAg seroconversion occurred in 21 percent of entecavir-treated patients and 18 percent of those treated with lamivudine (P=0.33). No viral resistance to entecavir was detected. Safety was similar in the two groups. CONCLUSIONS: Among patients with HBeAg-positive chronic hepatitis B, the rates of histologic, virologic, and biochemical improvement are significantly higher with entecavir than with lamivudine. The safety profile of the two agents is similar, and there is no evidence of viral resistance to entecavir. Research Fronts HEPATITIS B E ANTIGEN-POSITIVE CHRONIC HEPATITIS B; HEPATITIS B E ANTIGEN-NEGATIVE CHRONIC HEPATITIS B; LAMIVUDINE-REFRACTORY CHRONIC HEPATITIS B PATIENTS; LAMIVUDINE-RESISTANT HBEAG-NEGATIVE CHRONIC HEPATITIS B; CHRONIC HEPATITIS B VIRUS INFECTION 사사(Acknowledgements) Presented in part at the 55th annual meeting of the American Association for the Study of Liver Diseases, October 31, 2004, and the 14th biennial meeting of the Asian Pacific Association for the Study of the Liver, December 14, 2004. Drs. Gadano, Gish, Han, and Lok reportno,ving received consulting fees from Bristol-Myers Squibb; Drs. Gish and Lok, consulting fees and lecture fees from Roche and grant supportnfrom Schering-Plough and Gilead; Drs. Gish and Goodman, consulting fees from Schering-Plough; Dr. Gish, consulting fees and lecture fees from InterMune, lecture fees from Schering-Plough, and grant supportnfrom the National Cancer Institute; Drs. de Man, Goodman, and Lok, consulting fees from Gilead; Dr.Lok, consulting fees from GlaxoSmithKough, Innogeghtics, XTL, Idun, Idenix, N, itheowdermed, and Anadys and grant supportnfrom Vh, ant and the National Institutes of H alth; Drs. Chang, Han, and Gish, lecture fees from Bristol-Myers Squibb; Dr. de Man, lecture fees from GlaxoSmithKough and Gilead and grant supportnfrom Biotest; Dr. Sollano, lecture fees from N fartis and Hi-EsBr; Drs. Gish, Goodman, Han, and Lok, grant supportnfrom Bristol-Myers Squibb; Drs. de Man and Lok, grant supportnfrom GlaxoSmithKough; Drs. de Man, Gish, and Lok, grant supportnfrom Roche; and Drs. Goodman and Lok, grant supportnfrom Idenix. Dr. A.Llian and Dr. DeHertoghr. rd Gombers of the Bristol-Myers Squibbheharmaceut, lecresearch InstituteghWlelingfved, Conn.es tfees figofeeis research was conducted. No other potential conflict of interest relevant to this article was reported. We are indebted to Bruce Kreter, Pharm.D. (Bristol-Myers Squibb), for his contribution to the manuscript. 127
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 28 2007 NATURE CLINICAL MEDICINE 220 Article 논 문 제 목 GENOME-WIDE ASSOCIATION STUDY IDENTIFIES NOVEL BREAST CANCER SUSCEPTIBILITY LOCI 저 자 명 EASTON DF; POOLEY KA; DUNNING AM; PHAROAH PDP; THOMPSON D; BALLINGER DG; STRUEWING JP; MORRISON J; FIELD H; LUBEN R; WAREHAM N; AHMED S; HEALEY CS; BOWMAN R; MEYER KB; HAIMAN CA; KOLONEL LK; HENDERSON BE; LE MARCHAND L; BRENNAN P; SANGRAJRANG S; GABORIEAU V; ODEFREY F; SHEN CY; WU PE; WANG HC; ECCLES D; EVANS DG; PETO J; FLETCHER O; JOHNSON N; SEAL S; STRATTON MR; RAHMAN N; CHENEVIX-TRENCH G; BOJESEN SE; NORDESTGAARD BG; AXELSSON CK; GARCIA-CLOSAS M; BRINTON L; CHANOCK S; LISSOWSKA J; PEPLONSKA B; NEVANLINNA H; FAGERHOLM R; EEROLA H; KANG D; YOO KY; NOH DY; AHN SH; HUNTER DJ; HANKINSON SE; COX DG; HALL P; WEDREN S; LIU JJ; LOW YL; BOGDANOVA N; SCHURMANN P; DORK T; TOLLENAAR RAEM; JACOBI CE; DEVILEE P; KLIJN JGM; SIGURDSON AJ; DOODY MM; ALEXANDER BH; ZHANG JH; COX A; BROCK IW; MACPHERSON G; REED MWR; COUCH FJ; GOODE EL; OLSON JE; MEIJERS-HEIJBOER H; VAN DEN OUWELAND A; UITTERLINDEN A; RIVADENEIRA F; MILNE RL; RIBAS G; GONZALEZ-NEIRA A; BENITEZ J; HOPPER JL; MCCREDIE M; SOUTHEY M; GILES GG; SCHROEN C; JUSTENHOVEN C; BRAUCH H; HAMANN U; KO YD; SPURDLE AB; BEESLEY J; CHEN XQ; MANNERMAA A; KOSMA VM; KATAJA V; HARTIKAINEN J; DAY NE; COX DR; PONDER BAJ; SEARCH COLLABORATORS; KCONFAB; AOCS MANAGEMENT GRP 요 약 (영 문) Breast cancer exhibits familial aggregation, consistent with variation in genetic susceptibility to the disease. Known susceptibility genes account for less than 25% of the familial risk of breast cancer, and the residual genetic variance is likely to be due to variants conferring more moderate risks. To identify further susceptibility alleles, we conducted a two-stage genome-wide association study in 4,398 breast cancer cases and 4,316 controls, followed by a third stage in which 30 single nucleotide polymorphisms (SNPs) were tested for confirmation in 21,860 cases and 22,578 controls from 22 studies. We used 227,876 SNPs that were estimated to correlate with 77% of known common SNPs in Europeans at r(2) > 0.5. SNPs in five novel independent loci exhibited strong and consistent evidence of association with breast cancer (P < 10(-7)). Four of these contain plausible causative genes (FGFR2, TNRC9, MAP3K1 and LSP1). At the second stage, 1,792 SNPs were significant at the P < 0.05 level compared with an estimated 1,343 that would be expected by chance, indicating that many additional common susceptibility alleles may be identifiable by this approach. Research Fronts IDENTIFIES NOVEL BREAST CANCER SUSCEPTIBILITY LOCI; IDENTIFIES COLORECTAL CANCER SUSCEPTIBILITY LOCI; BREAST CANCER RISK LOCUS; COLORECTAL CANCER SUSCEPTIBILITY LOCUS; BREAST CANCER SUSCEPTIBILITY GENE 사사(Acknowledgements) The authors thank the women who took part in this research, and all the funders and support staff who made this study possible. The principal funding for this study was provided by Cancer Research UK. Detailed acknowledgements are provided in Supplementary Information. 128
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 29 2007 NEW ENGLAND JOURNAL OF MEDICINE CLINICAL MEDICINE 79 Article 논 문 제 목 STAT4 AND THE RISK OF RHEUMATOID ARTHRITIS AND SYSTEMIC LUPUS ERYTHEMATOSUS 저 자 명 REMMERS EF; PLENGE RM; LEE AT; GRAHAM RR; HOM G; BEHRENS TW; DE BAKKER PIW; LE JM; LEE HS; BATLIWALLA F; LI W; MASTERS SL; BOOTY MG; CARULLI JP; PADYUKOV L; ALFREDSSON L; KLARESKOG L; CHEN WV; AMOS CI; CRISWELL LA; SELDIN MF; KASTNER DL; GREGERSEN PK 요 약 (영 문) Background Rheumatoid arthritis is a chronic inflammatory disease with a substantial genetic component. Susceptibility to disease has been linked with a region on chromosome 2q. Methods We tested single-nucleotide polymorphisms (SNPs) in and around 13 candidate genes within the previously linked chromosome 2q region for association with rheumatoid arthritis. We then performed fine mapping of the STAT1-STAT4 region in a total of 1620 case patients with established rheumatoid arthritis and 2635 controls, all from North America. Implicated SNPs were further tested in an independent case-control series of 1529 patients with early rheumatoid arthritis and 881 controls, all from Sweden, and in a total of 1039 case patients and 1248 controls from three series of patients with systemic lupus erythematosus. Results A SNP haplotype in the third intron of STAT4 was associated with susceptibility to both rheumatoid arthritis and systemic lupus erythematosus. The minor alleles of the haplotype-defining SNPs were present in 27% of chromosomes of patients with established rheumatoid arthritis, as compared with 22% of those of controls (for the SNP rs7574865, P=2.81 x 10(-7); odds ratio for having the risk allele in chromosomes of patients vs. those of controls, 1.32). The association was replicated in Swedish patients with recent-onset rheumatoid arthritis (P=0.02) and matched controls. The haplotype marked by rs7574865 was strongly associated with lupus, being present on 31% of chromosomes of case patients and 22% of those of controls (P=1.87 x 10(-9); odds ratio for having the risk allele in chromosomes of patients vs. those of controls, 1.55). Homozygosity of the risk allele, as compared with absence of the allele, was associated with a more than doubled risk for lupus and a 60% increased risk for rheumatoid arthritis. Conclusions A haplotype of STAT4 is associated with increased risk for both rheumatoid arthritis and systemic lupus erythematosus, suggesting a shared pathway for these illnesses. Research Fronts SYSTEMIC LUPUS ERYTHEMATOSUS IDENTIFIES SUSCEPTIBILITY VARIANTS; RHEUMATOID ARTHRITIS ASSOCIATION; 6Q23 ASSOCIATED; FUNCTIONAL VARIANTS; GENOME-WIDE ASSOCIATION SCAN 사사(Acknowledgements) Supported by grants from the National Institutes of Health (N01-AR-1-2256, N01-AI95386, R01 AR44422, and N01-AR-2-2263, to Dr. Gregersen; R01 AR050267, to Dr. Seldin; and R01 AR052300 and R01 AR-44804, to Dr. Criswell), the Rosalind Russell Medical Research Center for Arthritis and the Kirkland Scholar Award (to Dr. Criswell), the Arthritis Foundation, the Boas Family, the Eileen Ludwig Greenland Center for Rheumatoid Arthritis, and the Intramural Research Program of the National Institute of Arthritis and Musculoskeletal and Skin Diseases. The work was carried out in part at the General Clinical Research Center, Moffitt Hospital, University of California at San Francisco (UCSF), and at the General Clinical Research Center Feinstein Institute for Medical Research (FIMR), with grants from the National Center for Research Resources, Public Health Service (5-M01-RR-00079, to UCSF, and M01RR01853or RDr. Plenge reports receititutconsultitutfees from Biogen Idec and lecturetfees from Genentech RDrs Rese and Behrens report beituteceloyees of Genentech; and Dr. Carulli, anteceloyee of Biogen Idec. Dr. Criswell reports receititutconsultitutfees from Celera Diagnostics RDr. Gregersen reports servituton the Abllit Scholar Award Advisore RDmmittee and receitituthonoraria from Biogen Idec, Genentech, and Roche Ptfemaceuticals. No other potential conflict of interest relevant to this article was reported. We thank the large number of investigators, practicing physicians, and research nurses who contributed data from their patients to the various collections used in our studies, including Dr. Michelle Petri for the Autoimmune Biomarkers Collaborative Network (ABCoN); Drs. Elena Massarotti, Claire Bombardier, and Michael Weisman for the Study of New Onset Rheumatoid Arthritis (SONORA); the Multiple Autoimmune Diseases Genetics Consortium (MADGC); Marlena Kern, R.N., for the North American Rheumatoid Arthritis Consortium (NARAC); and Dr. Frederick Wolfe for the National Data Bank for Rheumatic Diseases, Wichita, Kansas, and the National Inception Cohort of Rheumatoid Arthritis patients. We also thank Dr. John O'Shea for thoughtful comments on an earlier version of this manuscript. 129
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 30 2007 NATURE MEDICINE CLINICAL MEDICINE 77 Article 논 문 제 목 ARTIFICIALLY ENGINEERED MAGNETIC NANOPARTICLES FOR ULTRA-SENSITIVE MOLECULAR IMAGING 저 자 명 LEE JH; HUH YM; JUN Y; SEO J; JANG J; SONG HT; KIM S; CHO EJ; YOON HG; SUH JS; CHEON J 요 약 (영 문) Successful development of ultra-senssssve molecular imaging nanoprobes for the detection of targeted biological objects isgirghallenging taskobaltion o magnetic nanoprobes have the potential tinp iformnsuchgirrole, the results fret probes g ntgire currentlygiviilable have been far fret obaimalobh ie we usedgiraificial engine iing abproaches go develop innov move magnetic nanoprobes, thron o a process g ntginvolvedgthe system moc evalu moirghallee magnetic spin, siz imndgtyp ghalspinel metal f irsseulathese magnetism-engine iedgirorghxide (MEIO) nanoprobes, whenrgenjn ated wsshimntibedjes, siowed en naced magnetic resonance imaging (MRI) senssssvity for the detection of cancer mark isrgetpired wsshiprobes currentlygiviilableobalso, we successfullygvisualiz d small tumors itplmntedgin a monseobsuchgen o-p iformance, nanotechnology-based molecular probes could en nace the ability go visualiz other biological eve biocrssical to diagnostics and therapeutics. Research Fronts MAGNETIC RESONANCE IMAGING; USING MULTIFUNCTIONAL MAGNETIC NANOCRYSTALS; HIGHLY EFFICIENT MAGNETIC RESONANCE PROBES; IN-VIVO MAGNETIC RESONANCE DETECTION; ARTIFICIALLY ENGINEERED MAGNETIC NANOPARTICLES 사사(Acknowledgements) We would like to thank J.-S. Shin and K.-S. Kim for discussions, Y.-J. Kim for MR imaging, E.-S. Lee (Yonsei) and H.-J. Ko (Yonsei) for cell culture, J.-M. Oh(Chuncheon-Korea Basic Science Institute) for transmission electron microscopy (TEM), J.-g. Kim for high-voltage electron microscopic analyses, H.C. Kim for superconducting quantum interference device (SQUID) analyses, K.G. Cho for CLIO synthesis and J.D. Lee for the biodistribution study. This work was supported in part by the National Research Laboratory (M10600000255), National Cancer Institute Center for Cancer Nanotechnology Excellence, National Core Research Center (R15-2004-024-02002-0), the National R&D Program for Cancer Control of the Ministry of Health & Welfare (0320250-2), and the Korea Research Foundation (2004-003-E00171) and Second Stage of Brain Korea 21 of Chemistry and Medicine. 130
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 ECONOMICS & 31 2004 MIS QUARTERLY 104 Review BUSINESS 논 문 제 목 DESIGN SCIENCE IN INFORMATION SYSTEMS RESEARCH 저 자 명 HEVNER AR; MARCH ST; PARK J; RAM 요 약 (영 문) Two paradigms characterize much of the research in the Information Systems discipline: behavioral science and design science. The behavioral-science paradigm seeks to develop and verity theories that explain or predict human or organizational behavior. The design-science paradigm seeks to extend the boundaries of human and organizational capabilities by creating new and innovative artifacts. Both paradigms are foundational to the IS discipline, positioned as it is at the confluence of people, organizations, and technology. Our objective is to describe the performance of design-science research in Information Systems via a concise conceptual framework and clear guidelines for understanding, executing, and evaluating the research. In the design-science paradigm, knowledge and understanding of a problem domain and its solution are achieved in the building and application of the designed artifact. Three recent exemplars in the research literature are used to demonstrate the application of these guidelines. We conclude with an analysis of the challenges of performing high-quality design-science research in the context of the broader IS community. Research Fronts INFORMATION SYSTEMS RESEARCH; RESEARCH COMMENTARY; RESEARCH AGENDA; CONCEPTUAL MODELING; DESIGN SCIENCE 사사(Acknowledgements) We would like to thank Allen Lee, Ron Weber, and Gordon Davis who in different ways each contributed to our thinking about design science in the Information Systems profession and encouraged us to pursue this line of research. We would also like to acknowledge the efforts of Rosann Collins who provided insightful comments and perspectives on the nature of the relationship between behavioral-science and design-science research. This work has also benefited from seminars and discussions at Arizona State University, Florida International University, Georgia State University, Michigan State University, Notre Dame University, and The University of Utah. We would particularly like to thank Brian Pentland and Steve Alter for feedback and suggestions they provided on an earlier version of this paper. The comments provided by several anonymous editors and reviewers greatly enhanced the content and presentation of the paper. 131
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 32 2005 MIS QUARTERLY ECONOMICS & BUSINESS 71 Review 논 문 제 목 BEHAVIORAL INTENTION FORMATION IN KNOWLEDGE SHARING: EXAMINING THE ROLES OF EXTRINSIC MOTIVATORS, SOCIAL-PSYCHOLOGICAL FORCES, AND ORGANIZATIONAL CLIMATE 저 자 명 BOCK GW; ZMUD RW; KIM YG; LEE JN 요 약 (영 문) Individuals' knowledge does not transform easily into organizational knowledge even with the implementation of knowledge repositories. Rather, individuals tend to hoard knowledge for various reasons. The aim of this study is to develop an integrative understanding of the factors supporting or inhibiting individuals' knowledge-sharing intentions. We employ as our theoretical framework the theory of reasoned action (TRA), and augment it with extrinsic motivators, social-psychological forces and organizational climate factors that are believed to influence individuals' knowledge-sharing intentions. Through a field survey of 154 managers from 27 Korean organizations, we confirm our hypothesis that attitudes toward and subjective norms with regard to knowledge sharing as well as organizational climate affect individuals' intentions to share knowledge. Additionally, we find that anticipated reciprocal relationships affect individuals' attitudes toward knowledge sharing while both sense of self-worth and organizational climate affect subjective norms. Contrary to common belief, we find anticipated extrinsic rewards exert a negative effect on individuals' knowledge-sharing attitudes. Research Fronts ELECTRONIC KNOWLEDGE REPOSITORIES CONTRIBUTING KNOWLEDGE; KNOWLEDGE TRANSFER; KNOWLEDGE SHARING; KNOWLEDGE CONTRIBUTION 사사(Acknowledgements) The authors would like to thank the senior editors, V. Sambamurthy and Mani Subramani, and the associate editor, who were particularly insightful in guiding the paper throughout the review process. They are also grateful to the anonymous referees for their constructive comments on the paper. 132
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 33 1999 JOURNAL OF HEAT TRANSFER-TRANSACTIONS OF ENGINEERING 229 Article THE ASME 논 문 제 목 MEASURING THERMAL CONDUCTIVITY OF FLUIDS CONTAINING OXIDE NANOPARTICLES 저 자 명 LEE S; CHOI SUS; LI S; EASTMAN JA 요 약 (영 문) Oxide nanofluids were produced and their thermal conductivities were measured by a transient hot-wire method. The experimental results show that these nanofluids, containing a small amount of nanoparticles, have substantially higher thermal conductivities than the same liquids without nanoparticles. Comparisons between experiments and the Hamilton and Crosser model show that the model can predict the thermal conductivity of nanofluids containing large agglomerated Al2O3 particles. However, the model appears to be inadequate for nanofluids containing CuO particles. This suggests that not only particle shape but size is considered to be dominant in enhancing the thermal conductivity of nanofluids. Research Fronts 없음 사사(Acknowledgements) This work was supported by the U.S. Department of Energy, BES-DMS under Contract W-31-109-Eng-38, and by a grant from Argonne National Laboratory's Coordinating Council for Science and Technology. 133
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 34 2001 INTERNATIONAL JOURNAL OF CONTROL ENGINEERING 238 Article 논 문 제 목 DELAY-DEPENDENT ROBUST STABILIZATION OF UNCERTAIN STATE-DELAYED SYSTEMS 저 자 명 MOON YS; PARK P; KWON WH; LEE YS 요 약 (영 문) This paper concerns a problem of robust stabilization of uncertain state-delayed systems. A new delay-dependent stabilization condition using a memoryless controller is formulated in terms of matrix inequalities. An algorithm involving convex optimization is proposed to design a controller guaranteeing a suboptimal maximal delay such that the system can be stabilized for all admissible uncertainties. Research Fronts 없음 사사(Acknowledgements) This research work was supported by Brain Korea 2001 and Park s work was supported by Korea Research Foundation under the Grant No. 1998-001-E0/231. 134
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 35 2001 IEEE TRANSACTIONS ON MICROWAVE THEORY AND ENGINEERING 168 Article TECHNIQUES 논 문 제 목 A DESIGN OF THE LOW-PASS FILTER USING THE NOVEL MICROSTRIP DEFECTED GROUND STRUCTURE 저 자 명 AHN D; PARK JS; KIM CS; KIM J; QIAN YX; ITOH T 요 약 (영 문) A new defected ground structure (DGS) for the microstrip line is proposed in this paper. The proposed DGS unit structure can provide the bandgap characteristic in some frequency bands with only one or more unit lattices. The equivalent circuit for the proposed defected ground unit structure is derived by means of three-dimensional field analysis methods. The equivalent-circuit parameters are extracted by using a simple circuit analysis method. By employing the extracted parameters and circuit analysis theory, the bandgap effect for the provided defected ground unit structure can be explained. By using the derived and extracted equivalent circuit and parameter, the low-pass filters are designed and implemented. The experimental results show excellent agreements with theoretical results and the validity of the modeling method for the proposed defected ground unit structure. Research Fronts 없음 사사(Acknowledgements) The authors sincerely appreciate Ansoft Korea s cooperation with our study and their support of simulation software. 135
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION 36 2002 ENGINEERING 388 Article A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 논 문 제 목 THE BELLE DETECTOR 저 자 명 * The Belle Collaboration : SHWARTZ B; SIDOROV A; SIDOROV V; SINGH J; STANIC S; STOCK R; SUDA R; SUGI A; SUGIYAMA A; SUITOH S; SUMISAWA K; SUMIYOSHI T; SUNG HF; SUZUKI J; SUZUKI JI; SUZUKI K; SUZUKI S; SUZUKI SY; SWAIN S; TAJIMA H; TAKAHASHI S; TAKAHASHI T; TAKASAKI F; TAKAYAMA T; TAN N; TAKITA M; TAMAI K; TAMURA N; TANAKA J; TANAKA M; TANAKA Y; TATOMI T; TAYLOR GN; TERAMOTO Y; TOMOTO M; TOMURA T; TOVEY SN; TRABELSI K; TSAI KL; TSUBOYAMA T; TSUJITA Y; TSUKADA K; TSUKAMOTO T; TSUKAMOTO T; UEHARA S; UEKI M; UENO K; UJIIE N; UNNO Y; UNO S; USHIRODA Y; USOV Y; VARNER G; VARVELL KE; VINOGRAD EL; WANG CH; WANG CC; WANG MZ; WANG YF 외 284명 요 약 (영 문) The Belle detector was designed and constructed to carry out quantitative studies of rare B-meson decay modes with very small branching fractions using an asymmetric e(+)e(-) collider operating at the Y(4S) resonance, the KEK-B-factory. Such studies require data samples containing similar to10(7) B-meson decays. The Belle detector is configured around a 1.5 T superconducting solenoid and iron structure surrounding the KEK-B beams at the Tsukuba interaction region. B meson decay vertices are measured by a silicon vertex detector situated just outside of a cylindrical beryllium beam pipe. Charged particle tracking is performed by a wire drift chamber (CDC). Particle identification is provided by de/dx measurements in CDC, aerogel threshold Cherenkov counter and time-of-flight counter placed radially outside or CDC. Electromagnetic showers are detected in an array of CsI(TI) crystals located inside the solenoid coil. Muons and K-L mesons are identified by arrays of resistive plate counters interspersed in the iron yoke. The detector covers the 0 region extending from 17degrees to 150degrees, The part of the uncovered small-angle region is instrumented with a pair of BGO crystal arrays placed on the surfaces of the QCS cryostats in the forward and backward directions. Details of the design and development works of the detector subsystems, which include trigger, data acquisition and computer systems,are described. Results of performance of the detector subsystems are also presented. (C) 2002 Published by Elsevier Science B.V. Research Fronts 없음 사사(Acknowledgements) We extend deep thanks to the staffs of KEK and collaborating institutions for their contributions to the present work. We acknowledge support from the Ministry of Education, Science, Sports and Culture of Japan and the Japan Society for the Promotion of Science; the Australian Research Council and the Australian Department of Industry,Science and Resources; the Department of Science and Technology of India; the BK21 program of the Ministry of Education of Korea and the Basic Science program of the Korea Science and Engineering Foundation; the Polish State Committee for Scientific Research under contract No.2P03B 17017; the Ministry of Science and Technology of Russian Federation; the National Science Council and the Ministry of Education of Taiwan; the Japan-Taiwan Cooperative Program of the Interchange Association; and the US. Department of Energy. 136
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 37 2003 INTERNATIONAL JOURNAL OF ENGINEERING HEAT AND MASS TRANSFER 143 Review 논 문 제 목 EFFECTIVE DIFFUSIVITY AND WATER-SATURATION DISTRIBUTION IN SINGLE- AND TWO-LAYER PEMFC DIFFUSION MEDIUM 저 자 명 NAM JH; KAVIANY M 요 약 (영 문) The formation-distribution of condensed water in diffusion medium of proton exchange membrane fuel cells, and its tendency to reduce the local effective mass diffusivity and to influence cell performance, are studied. First the local effective mass diffusivity of a fibrous diffusion medium is determined as a function of the local porosity and local water saturation, using the network model for species diffusion. Then using this along with the hydrodynamics of capillary, two-phase flow in hydrophobic porous media, the water formation rate (hydrogen-oxygen reaction), and condensation kinetics, the one-dimensional distribution of water saturation is determined and roles of fiber diameter, porosity, and capillary pressure on cell performance are explored. The results point to a two-layer medium (similar to the added conventional microlayer) which is then analyzed for optimum performance. (C) 2003 Elsevier Ltd. All rights reserved. Research Fronts PEM FUEL CELL GAS DIFFUSION LAYERS; POLYMER ELECTROLYTE FUEL CELL FLOW CHANNEL; POLYMER ELECTROLYTE FUEL CELL USING NEUTRON IMAGING; OPERATING PEM FUEL CELL USING NEUTRON RADIOGRAPHY; PEM FUEL CELL PERFORMANCE 사사(Acknowledgements) The financial and technical support of Plug Power Incorporated is greatly appreciated. J.H. Nam also thanks the Korean BK21 program for the partial financial support. 137
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 38 2003 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS ENGINEERING 125 Article SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 논 문 제 목 PHENIX DETECTOR OVERVIEW 저 자 명 * PHENIX Collaboration : ADCOX K; ADLER SS; AIZAMA M; AJITANAND NN; AKIBA Y; AKIKAWA H; ALEXANDER J; AL-JAMEL A; ALLEN M; ALLEY G; AMIRIKAS R; APHECETCHE L; ARAI Y; ARCHULETA JB; ARCHULETA JR; ARMENDARIZ R; ARMIJO V; ARONSON SH; AUTREY D; AVERBECK R; AWES TC; AZMOUN B; BALDISSERI A; BANNING J; BARISH KN; BARKER AB; BARNES PD; BARRETTE J; BARTA F; BASSALLECK B; BATHE S; BATSOULI S; BAUBLIS VV; BAZILEVSKY A; BEGAY R; BEHRENDT J; BELIKOV S; BELKIN R; BELLAICHE FG; BELYAEV ST; BENNETT MJ; BERDNIKOV Y; BHAGANATULA S; BIGGS JC; BLAND AW; BLUME C; BOBREK M; BOISSEVAIN JG; BOOSE S; BOREL H; BORLAND D; BOSZE E; BOTELHO S; BOWERS J; BRITTON C; BRITTON L; BROOKS ML; BROWN AW; BROWN DS; BRUNER N; BRYAN WL; BUCHER D; BUESCHING H; BUMAZHNOV V; BUNCE G; BURWARD-HOY J; BUTSYK SA; CAFFERTY MM; CAREY TA; CHAI JS; CHAND P; CHANG J; CHANG WC; CHAPPELL RB; CHAVEZ LL; CHERNICHENKO S; CHIU CY; CHIBA J; CHIU M; CHOLLET S; CHOUDHURY RK; CHRIST T; CHUJO T; CHUNG MS; CHUNG P; CIANCIOLO V; CLARK DJ; COBIGO Y; COLE BA; CONSTANTIN P; CONWAY R; COOK KC; CROOK DW; CUNITZ H; CUNNINGHAM R; CUTSHAW M; D'ENTERRIA DG; DABROWSKI CM; DANBY G; DANIELS S; DANMURA A; DAVID G; DEBRAINE A; DELAGRANGE H; DEMOSS J; DENISOV A; DESHPANDE A; DESMOND EJ; DIETZSCH O; DINESH BV; DRACHENBERG JL; DRAPIER O; DREES A; DU RIETZ R; DURUM A; DUTTA D; EBISU K; ECHAVE MA; EFREMENKO YV; EL CHENAWI K; EMERY MS; ENGO D; ENOKIZONO A; ENOSAWA K; EN'YO H; ERICSON N; ESUMI S; EVSEEV VA; EWELL L; FACKLER O; FELLENSTEIN J; FERDOUSI T; FERRIERRA J; FIELDA; E; FLEURET F; FOKIN SL; FOX B; FRAENKEL Z; FRANK S; FRANZ A; FRANTZ JE; FRAWLEY AD; FRIED J; FREIDBERG JP; FUJISAWA E; FUNAHASHI H; FUNG SY; GAD E S; GANNON J; GARPMAN S; GASTALDI F; GEE TF; GENTRY R; GHOSH TK; GIANNOTTI P; GLENN A; GREOI AL; GONIN M; GOGIBERIDZE G; GOSSET J; GOTO Y; DE CASSAGNAC RG; GREENE SV; GRIFFIN V; PERDEKAMP MG; GUPTA SK; GURYN W; GUSTAFSSON HA; HACHIYA T; HAGGERTY JS; HAHN S; HALLIWELL J; HAMAGAKI H; HANCE RH; HANSEN AG; HARA H; HARDER J; HART GW; HARTOUNI EP; HARVEY A; HAWKINS L; HAYANO RS; HAYASHI H; HAYASHI N; HE X; HEINE N; HEISTERMANN F; HELD S 외 408명 요 약 (영 문) The PHENIX detector is designed to perform a broad study of A-A, p-a, and p-p collisions to investigate nuclear matter under extreme conditions. A wide variety of probes, sensitive to all timescales, are used to study systematic variations with species and energy as well as to measure the spin structure of the nucleon. Designing for the needs of the heavy-ion and polarized-proton programs has produced a detector with unparalleled capabilities. PHENIX measures electron and muon pairs, photons, and hadrons with excellent energy and momentum resolution. The detector consists of a large number of subsystems that are discussed in other papers in this volume. The overall design parameters of the detector are presented. (C) 2002 Elsevier Science B.V. All rights reserved. Research Fronts 없음 사사(Acknowledgements) We thank the staff of the RHIC project, Collider-Accelerator, and Physics Departments at BNL and the staff of PHENIX participating institutions for their vital contributions.f e acknowledge support from the Department of Energy and NSF (HEA),tsonbu-sho and S an(japan),tras,trmae, and RMSn(Russia),tBMBF and DAAD (Germany),tFRN,tNFR, and the WallenbergtFoundation (Sweden),ts,tN and NSFRC (Canada), CNPq and FADeSnt(Brazil), an2n3/cnrsnand DAPNIA/CEan(France), DAEn(India), KRF and KOSFF (Korea) and the US Israel Binational Science Foundation 138
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 39 2003 IEEE SIGNAL PROCESSING MAGAZINE ENGINEERING 114 Article 논 문 제 목 SUPER-RESOLUTION IMAGE RECONSTRUCTION: A TECHNICAL OVERVIEW 저 자 명 PARK SC; PARK MK; KANG MG 요 약 (영 문) 없음 Research Fronts ROBUST MULTIFRAME SUPER RESOLUTION; SUPER-RESOLUTION IMAGE RECONSTRUCTION; MULTIFRAME DEMOSAICING; COLOR IMAGES; TECHNICAL OVERVIEW 사사(Acknowledgements) This work has been partially supported by Korea Science and Engineering Foundation (KOSEF) through the Biometrics Engineering Research Center (BERC) at Yonsei University. 139
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 40 2003 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS ENGINEERING 109 Article SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 논 문 제 목 THE CEBAF LARGE ACCEPTANCE SPECTROMETER (CLAS) 저 자 명 MECKING BA; ADAMS G; AHMAD S; ANCIANT E; ANGHINOLFI M; ASAVAPIBHOP B; ASRYAN G; AUDIT G; AUGER T; AVAKIAN H; BALL JP; BARBOSA FJ; BARROW S; BATTAGLIERI M; BEARD K; BERMAN BL; BIANCHI N; BOIARINOV S; BONNEAU P; BRISCOE WJ; BROOKS WK; BURKERT VD; CARMAN DS; CARSTENS T; CETINA C; CHRISTO SB; COLE PL; COLEMAN A; CONNELLY J; CORDS D; CORVISIERO P; CRABB D; CRANNELL H; CUEVAS RC; DEGTYARENKO PV; DENNIS L; DESANCTIS E; DEVITA R; DISTELBRINK J; DODGE GE; DODGE W; DOOLITTLE G; DOUGHTY D; DUGGER M; DUNCAN WS; DYTMAN S; EGIYAN H; EGIYAN KS; ELOUADRHIRI L; FEUERBACH RJ; FICENEC J; FROLOV V; FUNSTEN H; GILFOYLE GP; GIOVANETTI KL; GOLOVATCH E; GRAM J; GUIDAL M; GYURJYAN V; HEDDLE D; HEMLER P; HERSMAN FW; HICKS K; HICKS RS; HOLTROP M; HYDE-WRIGHT CE; INSLEY D; ITO MM; JACOBS G; JENKINS D; JOO K; JOYCE D; KASHY D; KHANDAKER M; KIM W; KLEIN A; KLEIN FJ; KLUSMAN M; KOSSOV M; KRAMER L; KOUBAROVSKI V; KUHN SE; LAKE A; LAWRENCE D; LONGHI A; LUKASHIN K; LACHNIET J; MAGAHIZ RA; MAJOR W; MANAK JJ; MARCHAND C; MARTINS C; MATTHEWS SK; MCMULLEN M; MCNABB JWC; MESTAYER MD; MINEHART R; MIRAZITA M; MISKIMEN R; MUCCIFORA V; MUELLER J; MURPHY LY; MUTCHLER GS; NAPOLITANO J; NICULESCU I; NICZYPORUK BB; NOZAR M; O'BRIEN JT; OPPER AK; O'MEARA JE; PASYUK E; PHILIPS SA; POLLI E; PRICE JW; POZDNIAKOV S; QIN LM; RAUE BA; RICCARDI G; RICCO G; RIGGS C; RIPANI M; RITCHIE BG; ROBB J; RONCHETTI F; ROSSI P; ROUDOT F; SALGADO C; SAPUNENKO V; SCHUMACHER RA; SEROV VS; SHARABIAN YG; SMITH ES; SMITH LC; SMITH T; SOBER DI; STAVINSKY A; STEPANYAN S; STOLER P; TAIUTI M; TAYLOR WM; TAYLOR S; TEDESCHI DJ; THOMA U; THOMPSON R; TILLES D; TODOR L; TUNG TY; TUZEL W; VINEYARD MF; VLASSOV AV; WEINSTEIN LB; WELSH RE; WEYGAND DP; WILKIN GR; WITKOWSKI M; WOLIN E; YEGNESWARAN A; YERGIN P; YUN J 요 약 (영 문) The CEBAF large acceptance spectrometer (CLAS) is used to study photo- and electro-induced nuclear and hadronic reactions by providing efficient detection of neutral and charged particles over a good fraction of the full solid angle. A collaboration of about 30 institutions has designed, assembled, and commissioned CLAS in Hall B at the Thomas Jefferson National Accelerator Facility. The CLAS detector is based on a novel six-coil toroidal magnet which provides a largely azimuthal field distribution. Trajectory reconstruction using drift chambers results in a momentum resolution of 0.5% at forward angles. Cherenkov counters, time-of-flight scintillators, and electromagnetic calorimeters provide good particle identification. Fast triggering and high data-acquisition rates allow operation at a luminosity of 10(34) nucleon cm(-2) s(-1). These capabilities are being used in a broad experimental program to study the structure and interactions of mesons, nucleons, and nuclei using polarized and unpolarized electron and photon beams and targets. This paper is a comprehensive and general description of the design, construction and performance of CLAS. (C) 2003 Elsevier Science B.V. All rights reserved. Research Fronts 없음 사사(Acknowledgements) We would like to acknowledge the outstanding efforts of the staff of the Accelerator and the Physics Divisions at JLab that have contributed to the design, construction, installation, and operation of the CLAS detector. This work was supported in part by the Istituto Nazionale di Fisica Nucleare, the French Centre National de la Recherche Scientifique, the French Commissariat"a l Energie Atomique, the U.S. Department of Energy, the National Science Foundation, and the Korean Science and Engineering Foundation. The Southeastern Universities Research Association (SURA) operates the Thomas Jefferson National Accelerator Facility for the United States Department of Energy under contract DE-AC05-84ER40150. 140
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 41 2003 INTERNATIONAL JOURNAL OF PLASTICITY ENGINEERING 102 Article 논 문 제 목 PLANE STRESS YIELD FUNCTION FOR ALUMINUM ALLOY SHEETS - PART 1: THEORY 저 자 명 BARLAT F; BREM JC; YOON JW; CHUNG K; DICK RE; LEGE DJ; POURGOGHRAT F; CHOI SH; CHU E 요 약 (영 문) A new plane stress yield function that well describes the anisotropic behavior of sheet metals, in particular, aluminum alloy sheets, was proposed. The anisotropy of the function was introduced in the formulation using two linear transformations on the Cauchy stress tensor. It was shown that the accuracy of this new function was similar to that of other recently proposed non-quadratic yield functions. Moreover, it was proved that the function is convex in stress space. A new experiment was proposed to obtain one of the anisotropy coefficients. This new formulation is expected to be particularly suitable for finite element (FE) modeling simulations of sheet forming processes for aluminum alloy sheets. (C) 2002 Elsevier Science Ltd. All rights reserved. Research Fronts NON-QUADRATIC ANISOTROPIC YIELD FUNCTIONS; MAGNESIUM ALLOY AZ31B; MAGNESIUM ALLOYS PART II; NEW ANISOTROPIC YIELD FUNCTION; WROUGHT MAGNESIUM ALLOY 사사(Acknowledgements) The authors would like to thank Dr. R.C. Becker (Lawrence Livermore National Laboratory) who provided themotivation to conduct this work anddr. M.E. Karabin, Alcoa Technical Center, for a thorough review of the manuscript. 141
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 42 2006 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS ENGINEERING 101 Article SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 논 문 제 목 THE UPGRADED DO DETECTOR 저 자 명 * DO Collaboration : ABAZOV VM; ABBOTT B; ABOLINS M; ACHARYA BS; ADAMS DL; ADAMS M; ADAMS T; AGELOU M; AGRAM JL; AHMED SN; AHN SH; AHSAN M; ALEXEEV GD; ALKHAZOV G; ALTON A; ALVERSON G; ALVES GA; ANASTASOAIE M; ANDEEN T; ANDERSON JT; ANDERSON S; ANDRIEU B; ANGSTADT R; ANOSOV V; ARNOUD Y; AROV M; ASKEW A; ASMAN B; JESUS ACSA; ATRAMENTOV O; AUTERMANN C; AVILA C; BABUKHADIA L; BACON TC; BADAUD F; BADEN A; BAFFIONI S; BAGBY L; BALDIN B; BALM PW; BANERJEE P; BANERJEE S; BARBERIS E; BARDON O; BARG W; BARGASSA P; BARINGER P; BARNES C; BARRETO J; BARTLETT JF; BASSLER U; BHATTACHARJEE M; BATURITSKY MA; BAUER D; BEAN A; BAUMBAUGH B; BEAUCERON S; BEGALLI M; BEAUDETTE F; BEGEL M; BELLAVANCE A; BERI SB; BERNARDI G; BERNHARD R; BERTRAM I; BESANCON M; BESSON A; BEUSELINCK R; BEUTEL D; BEZZUBOV VA; BHAT PC; BHATNAGAR V; BINDER M; BISCARAT C; BISHOFF A; BLACK; M; BLACKLER I; BLAZEY G; BLEKMAN F; BLESSING S; BLOCH D; BLUMENSCHEIN U; BOCKENTHIEN E; BODYAGIN V; BOEHNLEIN A; BOERIU O; BOLTON TA; BONAMY P; BONIFAS D; BORCHERDING F; BORISSOV G; BOS; ; BOSE T; BOSWELL C; BOWDEN M; BRANDT A; BRISKIN G; BROCK R; BROOIJMANS G; BROSS A; BUCHANAN NJ; BUCHHOLZ D; BUEHLER M; BUESCHER V; BURDIN S; BURKE S; BURNETT TH; BUSATO E; BUSZELLO CP; BUTLER D; BUTLER JM; CAMMIN J; CARON S; BY; ICKY J; CANAL L; CANELLI F; CARVALHO W; CASEY BCK; CASEY D; CASON NM; CASO LLA-VALDEZ H; CHAKRABARTI S; CHAKRABORTY D; CHAN; M; CHANDRA A; CHAPIN D; CHARLES F; CHEU E; CHEVALIER L; CHI E; CHICHE R; CHO DK; CHOATE R; CHOI S; CHOUDHARY B; CHOPRA S; CHRISTENSON JH; CHRISTIANSEN T; CHRISTOFEK L 외 677명 요 약 (영 문) The DO experiment enjoyed a very successful data-collection run at the Fermilab Tevatron collider between 1992 and 1996. Since then, the detector has been upgraded to take advantage of improvements to the Tevatron and to enhance its physics capabilities. We describe the new elements of the detector, including the silicon microstrip tracker, central fiber tracker, solenoidal magnet, preshower detectors, forward muon detector, and forward proton detector. The uranium/liquid -argon calorimeters and central muon detector, remaining from Run 1, are discussed briefly. We also present the associated electronics, triggering, and data acquisition systems, along with the design and implementation of software specific to DO. (c) 2006 Elsevier B.V. All rights reserved. Research Fronts 없음 사사(Acknowledgements) We would like to thank Ken Ford and Scott Baxter for their work on the illustrations and to acknowledge in-kind contributions by the Altera and Xilinx Corporations. We thank the staffs at Fermilab and collaborating institutions, and acknowledge support from the DOE and e F (U A)ortEA and CeR /Ie2P3 (France)orFASI, Rosatom and RFBR (Russia)ortAPES, CePq,rFAPERJ,rFAPESP and FUNDUNESP (Brazil)orDAE and Dom (India)ortolciencias (tolombia)ort aatym (Mexico)orKRF (Korea)ort aitet and UBAtym (Argentina)orFOM (The Netherlands)orPPARC (United Kingdom); MSMT (Czech Republic); CRC Program, CFI, NSERC and WestGrid Project (Canada); BMBF and DFG (Germany); SFI (Ireland); Research Corporation, Alexander von Humboldt Foundation, and the Marie Curie Program. 142
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 MICROELECTRONIC 43 2008 ENGINEERING 8 Article ENGINEERING 논 문 제 목 ON THE ETCHING MECHANISM OF ZRO2 THIN FILMS IN INDUCTIVELY COUPLED BCL3/AR PLASMA 저 자 명 KIM M; MIN NK; YUN SJ; LEE HW; EFREMOV A; KWON KH 요 약 (영 문) The etching mechanism of ZrO2, thin films in BCl3/Ar plasma ws iinvestigated using a c ubination of experimental and modeling methods. It ws ifound tha ubniincng se in the Ar mixing ratio cause ithe non-monotonic behavior of the ZrO2, etch rate which rg ches a maximum of 41.4 nm/min a ubbou u30-35% Ar. Langmuir p nbe mg surgments and plasma modeling i Zrcated the noticebble influfile of a BCl3/Ar mixturg c uicsa ion on plasma pimameters and ad ive species kinetics tha uresults in non-linear changes of both dfisa ies and fluxes for Cl. BCl2 ches BCl2+. F nm the model-b sedchealysas of surfade kinetics, it ws ishown tha uthe non-monotonic behavior of the ZrO2, etch rate cbnibe s solmsted with the concurrfile of chemrcal and physacal psthwsys in ion-s sisted chemrcal rg c ion.f ti 2007 Elsevier B.V. Lal rights reserved. Research Fronts CL-2/AR INDUCTIVELY COUPLED PLASMA; INDUCTIVELY COUPLED BCL3/AR PLASMA; SELF-CONSISTENT GLOBAL MODEL; ZRO2 THIN FILMS; ETCHING MECHANISM 사사(Acknowledgements) 없음 143
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 44 1999 ECOLOGICAL MONOGRAPHS ENVIRONMENT/ ECOLOGY 357 Review 논 문 제 목 EXOTIC PLANT SPECIES INVADE HOT SPOTS OF NATIVE PLANT DIVERSITY 저 자 명 STOHLGREN TJ; BINKLEY D; CHONG GW; KALKHAN MA; SCHELL LD; BULL KA; OTSUKI Y; NEWMAN G; BASHKIN M; SON Y 요 약 (영 문) Some theories and experimental studies suggest that areas of low plant species richness may be invaded more easily than areas of high plant species richness. We gathered nested-scale vegetation data on plant species richness, foliar cover, and frequency from 200 1-m(2) subplots (20 1000-m(2) modified-whittaker plots) in the Colorado Rockies (USA), and 160 1-m(2) subplots (16 1000-m(2) plots) in the Central Grasslands in Colorado, Wyoming, South Dakota, and Minnesota (USA) to test the generality of this paradigm. At the 1-m(2) scale, the paradigm was supported in four prairie types in the Central Grasslands, where exotic species richness declined with increasing plant species richness and cover. At the I-m: scale, five forest and meadow vegetation types in the Colorado Rockies contradicted the paradigm; exotic species richness increased with native-plant species richness and foliar cover. At the 1000-m(2) plot scale (among vegetation types), 83% of the variance in exotic species richness in the Central Grasslands was explained by the total percentage of nitrogen in the soil and the cover of native plant species. In the Colorado Rockies, 69% of the variance in exotic species richness in 1000-m(2) plots was explained by the number of native plant species and the total percentage of soil carbon. At landscape and biome scales, exotic species primarily invaded areas of high species richness in the four Central Grasslands sites and in the five Colorado Rockies vegetation types. For the nine vegetation types in both biomes, exotic species cover was positively correlated with mean foliar cover, mean soil percentage N, and the total number of exotic species. These patterns of invasibility depend on spatial scale, biome and vegetation type, spatial autocorrelation effects, availability of resources, and species-specific responses to grazing and other disturbances. We conclude that: (1) sites high in herbaceous foliar cover and soil fertility, and hot spots of plant diversity land biodiversity), are invasible in many landscapes; and (2) this pattern may be more closely related to the degree resources are available in native plant communities, independent of species richness. Exotic plant invasions in rare habitats and distinctive plant communities pose a significant challenge to land managers and conservation biologists. Research Fronts 없음 사사(Acknowledgements) Cindy Villa, Helen Fields, April Owen, and Elizabeth Smith assisted with the field work in the Colorado Rockies. Debbie Casdorph, Randy Griffis, Stephanie Neeley, and Mary Damm assisted with the field work in the Central Grasslands. The National Bioloical Service, now the Biological Resources Division of the U.S. Geological Survey, provided funding for the research. We received strong support from Doyle Fredrick, Michael Ruggiero, Norita Chaney, and Paul Geissler for the Central Grasslands research. Logistical support was provided by the staff of Rocky Mountain National Park, the National Resource Ecology Laboratory at Colorado State University, and the Midcontinent Ecological Science Center (Biological Resources Division, U.S. Geological Survey). Ross Rice, Mark Lindquist, Dick Hart, Todd Suess, and Dave Kenny also provided logistical support. Michae Huston and James A. Drake provided helpful suggestions on an earlier version df the manuscript. To all we are grateful. 144
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 45 2003 JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES GEOSCIENCES 223 Article 논 문 제 목 AN OVERVIEW OF ACE-ASIA: STRATEGIES FOR QUANTIFYING THE RELATIONSHIPS BETWEEN ASIAN AEROSOLS AND THEIR CLIMATIC IMPACTS 저 자 명 HUEBERT BJ; BATES T; RUSSELL PB; SHI GY; KIM YJ; KAWAMURA K; CARMICHAEL G; NAKAJIMA T 요 약 (영 문) The International Global Atmospheric Chemistry Program (IGAC) has conducted a series of Aerosol Characterization Experiments (ACE) that integrate in situ measurements, satellite observations, and models to reduce the uncertainty in calculations of the climate forcing due to aerosol particles. ACE-Asia, the fourth in this series of experiments, consisted of two focused components: (1) An intensive field study that sought to quantify the spatial and vertical distribution of aerosol concentrations and properties, the processes controlling their formation, evolution, and fate, and the column-integrated radiative effect of the aerosol (late March through May 2001). (2) A longer-term network of ground stations that used in situ and column-integrated measurements to quantify the chemical, physical, and optical properties of aerosols in the ACE-Asia study area and to assess their spatial and temporal (seasonal and interannual) variability (2000-2003). The approach of the ACE-Asia science team was to make simultaneous measurements of aerosol chemical, physical, and optical properties and their radiative impacts in a variety of air masses, often coordinated with satellite overpasses. Three aircraft, two research ships, a network of lidars, and many surface sites gathered data on Asian aerosols. Chemical transport models (CTMs) were integrated into the program from the start, being used in a forecast mode during the intensive observation period to identify promising areas for airborne and ship observations and then later as tools for integrating observations. The testing and improvement of a wide range of aerosol models (including microphysical, radiative transfer, CTM, and global climate models) was one important way in which we assessed our understanding of the properties and controlling processes of Asian aerosols. We describe here the scientific goals and objectives of the ACE-Asia experiment, its observational strategies, the types of observations made by the mobile platforms and stationary sites, the models that will integrate our understanding of the climatic effect of aerosol particles, and the types of data that have been generated. Eight scientific questions focus the discussion. The intensive observations took place during a season of unusually heavy dust, so we have a large suite of observations of dust and its interaction with air pollutants. Further information about ACE-Asia can be found on the project Web site at http://saga.pmel.noaa.gov/aceasia/. Research Fronts 없음 사사(Acknowledgements) program of the complexity of ACE-Asia is a massive team effort by hundreds of people, few of whom can be thanked personally here. Dozens of research groups worked closely with their funding agencies, facility operators, logistical support groups, and each other to make this experiment a success. There has been an impressive willingness of the ACE-Asia investigators to open their data sets as promised to other members of the science team, and the results in many cases are really impressive. We wish to extend our gratitude to all participants for their good humor, enthusiasm for aerosol science, and openness to collaboration. These are great people with whom to work. B.J.H. s contribution to this work was supported by National Science Foundation grants ATM0002698 and ATM0002604. This work was also supported by the KOSEF through the ADEMRC at K-JIST and the BK-21 Project of the Korean Ministry of Education. We wish to thank the following agencies, which supported portions of the ACE-Asia program: Australia: ARC, Australian Research Council; COSSA, CSIRO Office of Space Science Applications; CoA-MNRF Program (Major National Research facilities of the Commonwealth of Australia); Australian Government Analytical Laboratories. China: Institute of Earth Environment, Xian; Institute of Atmospheric Physics, Beijing; Chinese Natural National Science Foundation; Chinese Academy of Sciences; State Science & Technology Committee. Chinese Taipei: Academia Sinica, Environmental Change Research Project (ECRP); National Science Council, NSC. France: CNRS/INSU/PNCA (Programme National Chimie Atmosphe rique). Japan: Japan Science & Technology Corporation (JST); National Space Development Agency of Japan (NASDA)/ADEOS-II satellite program; University of Kyoto, Graduate School of the Environment; Core Research for Environmental Science and Technology (CREST); Ministry of Education, Science, Sports and Culture of Japan. Korea: Korea Science and Engineering Foundation; Korean Meteorological Administration; National Institute of Environmental Research. United Kingdom: Natural Environment Research Council. United States: NSF Atmospheric Chemistry Program; NSF Atmospheric Sciences Facilities; NOAA OGP-Aerosol Project; NOAA OAR; ONR; NSF Large Scale Dynamic Meteorology Program; NSF Climate Dynamics Program; NASA SIMBIOS Project; NASA Radiation Program; NASA Global Aerosol Climatology Project; NASA CERES (EOS); NASA ACMAP; DOE Atmospheric Chemistry Program; DOE ARM; University of California Pacific Rim Program. This research is a contribution to the International Global Atmospheric Chemistry (IGAC) Core Project of the International Geosphere Biosphere Program (IGBP) and is part of the IGAC Aerosol Characterization Experiments (ACE). This is SOEST contribution 6126. 145
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 46 2004 SCIENCE GEOSCIENCES 255 Article 논 문 제 목 THE OCEANIC SINK FOR ANTHROPOGENIC CO2 저 자 명 SABINE CL; FEELY RA; GRUBER N; KEY RM; LEE K; BULLISTER JL; WANNINKHOF R; WONG CS; WALLACE DWR; TILBROOK B; MILLERO FJ; PENG TH; KOZYR A; ONO T; RIOS AF 요 약 (영 문) Using inorganic carbon measurements from an international survey effort in the 1990s and a tracer-based separation technique, we estimate a global oceanic anthropogenic carbon dioxide (CO2) sink for the period from 1800 to 1994 of 118 +/- 19 petagrams of carbon. The oceanic sink accounts for similar to48% of the total fossil-fuel and cement-manufacturing emissions, implying that the terrestrial biosphere was a net source of CO2 to the atmosphere of about 39 +/- 28 petagrams of carbon for this period. The current fraction of total anthropogenic CO2 emissions stored in the ocean appears to be about one-third of the long-term potential. Research Fronts ANTHROPOGENIC OCEAN ACIDIFICATION TWENTY-FIRST CENTURY IMPACT; ANTHROPOGENIC CO2; GLOBAL OCEAN CARBON CLIMATOLOGY; GLOBAL DATA ANALYSIS PROJECT (GLODAP) 사사(Acknowledgements) We thank all individuals who contributed to the global data set compiled for this project, including those responsible for the hydrographic, nutrient, oxygen, carbon, and chlorofluorocarbon measurements, and the chief scientists. The amount of work that went into collecting, finalizing, and synthesizing these data in a manner that makes a publication like this possible can never be properly acknowledged. This work was funded by grants from NOAA/U.S. Department of Energy and NSF. Partial support for K.L. was also provided by the Advanced Environmental Biotechnology Research Center at Pohang University of Science and Technology. This is Pacific Marine Environmental Laboratory contribution number 2683. 146
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 47 2004 SCIENCE GEOSCIENCES 166 Article 논 문 제 목 IMPACT OF ANTHROPOGENIC CO2 ON THE CACO3 SYSTEM IN THE OCEANS 저 자 명 FEELY RA; SABINE CL; LEE K; BERELSON W; KLEYPAS J; FABRY VJ; MILLERO FJ 요 약 (영 문) Rising atmospheric carbon dioxide (CO2) concentrations over the past two centuries have led to greater CO2 uptake by the oceans. This acidification process has changed the saturation state of the oceans with respect to calcium carbonate (CaCO3) particles. Here we estimate the in situ CaCO3 dissolution rates for the global oceans from total alkalinity and chlorofluorocarbon data, and we also discuss the future impacts of anthropogenic CO2 on CaCO3 shell forming species. CaCO3 dissolution rates, ranging from 0.003 to 1.2 micromoles per kilogram per year, are observed beginning near the aragonite saturation horizon. The total water column CaCO3 dissolution rate for the global oceans is approximately 0.5 +/- 0.2 petagrams of CaCO3-C per year, which is approximately 45 to 65% of the export production of CaCO3. Research Fronts ANTHROPOGENIC OCEAN ACIDIFICATION TWENTY-FIRST CENTURY IMPACT; ANTHROPOGENIC CO2; GLOBAL OCEAN CARBON CLIMATOLOGY; GLOBAL DATA ANALYSIS PROJECT (GLODAP) 사사(Acknowledgements) We thank all of those that contributed to the global data set complied for this project, including those responsible for the hydrographic, nutrient, oxygen, carbon, and CFC measurements and the chief scientists. This work was funded by grants from the National Oceanic and Atmospheric Administration, the National Science Foundation, and the Department of Energy. Partial support for K.L. was also provided by the Advanced Environmental Biotechnical Research Center at Pohung University of Science and Technology. This is Pacific Marine Environmental Laboratory contribution number 2633. 147
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 48 2000 CHEMISTRY OF MATERIALS MATERIALS SCIENCE 367 Article 논 문 제 목 CHARACTERIZATION OF THE POROUS STRUCTURE OF SBA-15 저 자 명 KRUK M; JARONIEC M; KO CH; RYOO R 요 약 (영 문) SBA-15 ordered mesoporous silicas were synthesized using the method reported by Zhao et al, The structures of these materials were characterized using powder X-ray diffraction (XRD), thermogravimetric analysis (TGA), and nitrogen adsorption. The samples were found to exhibit structural properties similar to those reported earlier. Our study confirmed that the size of primary mesopores of SBA-15 can be tailored by the choice of synthesis temperature and that SBA-15 exhibits a significant amount of disordered micropores and small mesopores, The volume and size of these complementary pores were found to be dependent to some extent on the synthesis/aging temperature. It was shown that the washing of as-synthesized SBA-15 in water or ethanol was accompanied by an appreciable structural shrinkage and led to the removal of a significant part of the polymeric template. Therefore, washing needs to be avoided if one wants to isolate SBA-15 without appreciable loss of the template. It was confirmed that water-washed SBA-15 samples have fully accessible primary mesopores. Ethanol-washed samples also were found to exhibit accessible porosity. Despite an appreciable content of the template in the water- and ethanol-washed samples, their pore sizes were usually larger than those of the calcined materials. The observed structural properties of SBA-15 and their dependence on the synthesis temperature and washing were attributed to the changes in the degree of penetration of the poly(ethylene oxide) chains of the triblock copolymer template within the siliceous walls of SBA-15. Research Fronts 없음 사사(Acknowledgements) Dr. S. D. Huang and Mr. C. Liu (Kent State University) are acknowledged for help in XRD measurements. The donors of the Petroleum Research Fund, administrated by the American Chemical Society, are gratefully acknowledged for partial support of this research. 148
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 49 2001 ADVANCED MATERIALS MATERIALS SCIENCE 380 Article 논 문 제 목 ORDERED MESOPOROUS CARBONS 저 자 명 RYOO R; JOO SH; KRUK M; JARONIEC M 요 약 (영 문) Ordered mesoporous carbons have recently been synthesized using ordered mesoporous silica templates. The synthesis procedure involves infiltration of the pores of the template with appropriate carbon precursor, its carbonization, and subsequent template removal. The template needs to exhibit three-dimensional pore edsucture in order to be suitable for the ordered mesoporous carbon synthesis, otherwise disordered microporous carbon is e emed. MCM-48, SBA-1, and SBA-15 silicas were euccessorder used to synthesize carbons with cubic or hexagonal frameworks, narrow mesopore size distributions, high nitregen Bsunauer-Emmett-Tedeer (BET) specific eurface areas (up to 1800 m(2) g(-1)), and large pore volumes. Ordered mesoporous carbons are promising in many applications, including adsorption of large molecules, chromatography, and manufacturing of electrochemical double-layer capacitors. Research Fronts 없음 사사(Acknowledgements) 없음 149
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 50 2004 NATURE MATERIALS MATERIALS SCIENCE 328 Article 논 문 제 목 ULTRA-LARGE-SCALE SYNTHESES OF MONODISPERSE NANOCRYSTALS 저 자 명 PARK J; AN KJ; HWANG YS; PARK JG; NOH HJ; KIM JY; PARK JH; HWANG NM; HYEON T 요 약 (영 문) 없음 Research Fronts MONODISPERSE MAGNETIC IRON OXIDE NANOPARTICLES; SINGLE-CRYSTALLINE IRON OXIDE NANOCRYSTALS; IRON OXIDE NANODISKS; NI) OXIDE NANOCRYSTALS; MONODISPERSE NANOCRYSTALS 사사(Acknowledgements) T.H. would like to thank the fi nancial support from the Korean Ministry of Science and Technology through the National Creative Research Initiative Program. J.G.P. would like to thank the fi nancial support by the KOSEF through the Center for Strongly Correlated Materials Research at the Seoul National University. J.H.P. would like to thank the fi nancial support by KISTEP through X-ray/particlebeam Nanocharacterization Program. 150
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 51 2006 NATURE MATERIALS MATERIALS SCIENCE 213 Article 논 문 제 목 A STRONG REGIOREGULARITY EFFECT IN SELF-ORGANIZZZZ CONJUGATED POLYMER FILMS AND HIGH-EFFICIENCY POLYTHIN HENE: FUTEERE POSOLAR CELLS 저 자 명 KIM Y; COOK S; TULADHAR SM; CHOULIS SA; NELSON J; DURRANT JR; BRADLEY DDC; GILES M; MCCULLOCH I; HA CS; REE M 요 약 (영 문) Low-cost photovoltaic energy conversion using conjugated molecular materials has become increasingly feasible through the development of organic 'bulk heterojunction (BHJ)' structures(1-7), where efficient light-induced charge separation is enabled by a large-area donor - acceptor interface(2,3). The highest efficiencies have been achieved using blends of poly(3-hexylthiophene) (P3HT) and a fullerene derivative(8-12), but performance depends critically on the material properties and processing conditions. This variability is believed to be influenced by the self-organizing properties of P3HT, which means that both optical(13,14) and electronic(15,16) properties are sensitive to the molecular packing. However, the relationship between molecular nanostructure, optoelectronic properties of the blend material and device performance has not yet been demonstrated. Here we focus on the influence of polymer regioregularity (RR) on the molecular nanostructure, and hence on the resulting material properties and device performance. We find a strong influence of RR on solar-cell performance, which can be attributed to enhanced optical absorption and transport resulting from the organization of P3HT chains and domains. Further optimization of devices using the highest RR material resulted in a power conversion efficiency of 4.4%, even without optimization of electrodes(7). Research Fronts LOW-BANDGAP POLYMER SOLAR CELLS; EFFICIENT TANDEM POLYMER SOLAR CELLS FABRICATED; EFFICIENT NEAR-INFRARED POLYMER SOLAR CELLS; EFFICIENT POLYMER SOLAR CELLS; HIGH-EFFICIENCY POLYMER SOLAR CELLS 사사(Acknowledgements) The authors thank Merck Chemicals for supplying the P3HT polymer and British Petroleum International for financial support through the OSCER project. Y.K. thanks G. Y. Heo (Postech, Korea), J.W. Park and H. J. Kim (PNU, Korea) for their help with the GIXRD and SEM measurements. Correspondence and requests for materials should be addressed to Y.K. or J.N. or D.D.C.B. Supplementary Information accompanies this paper on www.nature.com/naturematerials. 151
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 52 2006 ADVANCED MATERIALS MATERIALS SCIENCE 136 Article 논 문 제 목 NEW ARCHITECTURE FOR HIGH-EFFICIENCY POLYMER PHOTOVOLTAIC CELLS USING SOLUTION-BASED TITANIUM OXIDE AS AN OPTICAL SPACER 저 자 명 KIM JY; KIM SH; LEE HH; LEE K; MA WL; GONG X; HEEGER AJ 요 약 (영 문) Polymer photovoltaic cells with power conversion efficiencies approaching 5% have been fabricated using titanium oxide (TiOx) as an optical spacer (see Figure). Solar cells with a TiOx layer(deposited via a sol-gel process) between the active layer and the electron-collecting aluminum electrode exhibit approximately a 50% enhancement in short-circuit current compared to similar devices without the optical spacer, as a result of modification of the spatial distribution of the light intensity inside the device. Research Fronts LOW-BANDGAP POLYMER SOLAR CELLS; EFFICIENT TANDEM POLYMER SOLAR CELLS FABRICATED; EFFICIENT NEAR-INFRARED POLYMER SOLAR CELLS; EFFICIENT POLYMER SOLAR CELLS; HIGH-EFFICIENCY POLYMER SOLAR CELLS 사사(Acknowledgements) We thank Prof. Se Young Jeong for his help in preparing the titanium oxide material. The research at UCSB was supported by Konarka Technologies (Lowell, MA) and by the Air Force Office of Scientific Research, AFOSR, under FA9550-05-0139. The research at Pusan National University (Busan, Korea) was supported by the National Program for Nanoscience and Technology of the Ministry of Science and Technology of Korea (M1-0214-00-0077). 152
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 53 2006 ADVANCED MATERIALS MATERIALS SCIENCE 95 Review 논 문 제 목 RECENT PROGRESS IN THE SYNTHESIS OF POROUS CARBON MATERIALS 저 자 명 LEE J; KIM J; HYEON T 요 약 (영 문) In this review, the progress made in the last ten years concerning the synthesis of porous carbon materials is summarized. Porous carbon materials with various pore sizbonand pore structurbonhave been synthesized using several durferuct routes. Microporous activated carbononhave been synthesized through the activation process. Ordered microporous carbon materials have been synthesized using zeg ites thetemplates. Mesoporous carbons with a dusored ed pore structurb have been synthesized using various methods, including catalytic activation using metal spesyns, carbonization of polymd /polymd blends, carbonization of organic aerogels,nand template synthesis using si ica nredparticles. Ordered mesoporous carbons with various pore structurbonhave been synthesized using mesoporous si ica materials such themcm-48,nhms,nsba-15,emcf,nand MSU-X thetemplates. Ordered mesoporous carbons with prophitic pore wallonhave been synthesized using soft-carbon sources that can be converted to highly ordered graphite at high temperature. Hierauteicallg ired ed mesoporous carbon materials have been synthesized using various designed silica templates. Sompore these mesoporous carbon materials have successfullg been used theadsorbuctsess. bulkg pollutacts, theelectrodesess. sizeutapacitors and fuel ceris,nand as hostsess. uczymd immobi ization. Ordered macroporous carbon materials have been synthesized using colloidal crystals as thetemplates. One-dimensional carbon nanostructured materials have been fabricated using anodic aluminum oxide (AAO) as a template. Research Fronts ORDERED MESOPOROUS CARBON HOLLOW SPHERES; NANOCAST; MESOPOROUS SILICA; ORDERED MESOPOROUS CARBON MATERIALS; POLYACRYLONITRILE-BASED ORDERED MESOPOROUS CARBON; ORDERED MESOPOROUS SILICA; ORDERED NONSILICEOUS MESOPOROUS MATERIALS 사사(Acknowledgements) We thank the financial support by the Korean Ministry of Science and Technology through the National Creative Research Initiative Program. 153
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 54 2006 BIOMATERIALS MATERIALS SCIENCE 84 Article 논 문 제 목 ELECTROSPUN SILK-BMP-2 SCAFFOLDS FOR BONE TISSUE ENGINEERING 저 자 명 LI CM; VEPARI C; JIN HJ; KIM HJ; KAPLAN DL 요 약 (영 문) Silk fibroin fiber scaffolds containing bone morphogenetic protein 2 (BMP-2) and/or nanoparticles of hydroxyapatite (nhap) prepared via electrospinning were used for in vitro bone formation from human bone marr e-derived mesenchymal stro cells (hmscnn. BMP-2 cervived the aqeeous-based electrospinnig process in bioactive form. hmscn were cultured for el to 31 dayn under static condre ons in ostrogenic media on the scaffolds (silk/peo/bmp-2, silk/peo/nhap, silk/peo/nhap/bmp-2) and controls (silk/peo, silk/peo extractedn. Electrospun silk fibroin-based scaffolds cells (ed hmsc fo etn and differene culon t eard ostrogenic outcomes. The scaffolds wreprocesco-processed BMP-2 cells (ed hi per calqeuo deposiulon and enhl sed trl scrip(hlevels of bone-speqefic markersved m in ocescontrols, indicculng ed t ocesesnanofibrousvelectrospun silk scaffolds were m effiqeeot delived tsyntro for BMP-2. X-ray diffraction (XRD) analysis revealec ed t oce apatite formed on the silk fibroin/bmp-2 ccaffolds d d hi per cryntalliereyved m on the silk fibroin ccaffoldscontrols. we ddre on,snhap particles were i sorpora(ed into the electrospun fibrousvccaffolds durlng processlng and improved bone formation. The soexintrous-of BMP-2 and nhap in oceselectrospun silk fibroin fibers resulted in oceshi pest calqeuo deposiulon and upregulculon of BMP-2 trl scrip(hlevels wpen sompared wreprocesoocertsyntros. The results ceggest oc t electrospun silk-fibroin-based scaffolds are potene cl candida(es for bone tinsee engineering. FurtcermMP-,rocesmild aqeeous process P-qeired to spinsenchymbers offers m imps (aot op(ion for delived tof lcbile sytokines and other components into the system. (c) 2006 Elsevier Ltd. All rights reserved. Research Fronts CARTILAGE TISSUE ENGINEERING USING HUMAN MESENCHYMAL STEM CELLS; HYDROPHILIC ANTIBIOTIC USING POLY(LACTIDE-CO-GLYCOLIDE)-BASED ELECTROSPUN NANOFIBROUS SCAFFOLDS; FUNCTIONAL ELECTROSPUN NANOFIBROUS SCAFFOLDS; TISSUE ENGINEERING SCAFFOLDS 사사(Acknowledgements) The authors thank the NIH (EB002520) for support of this work. 154
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 55 2007 NATURE MATERIALS MATERIALS SCIENCE 180 Review 논 문 제 목 MULTIFERROICS: A MAGNETIC TWIST FOR FERROELECTRICITY 저 자 명 CHEONG SW; MOSTOVOY M 요 약 (영 문) Magnetism and ferroelectricity are essential to many forms of current technology, and the quest for multiferroic materials, where these two phenomena are intimately coupled, is of great technological and fundamental importance. Ferroelectricity and magnetism tend to be mutually exclusive and interact weakly with each other when they coexist. The exciting new development is the discoveryct wt even a weak magnetoelectric interaction can lead to spectacular cross-coupling effects when it induces electric polarizwtion in a magnetically ordered state. Such magnetic ferroelectricity, shaming an unprecedented sensitivity to ahelied magnetic fields, occurs in 'frustrated magnets' with competing interactions between spins and complex magnetic orders. We summarize key experimental findings and the current theoretical understanding of these phenomena, which have great potential for tuneable multifunctional devices. Research Fronts MULTIFERROIC BIFEO3 EPITAXIAL THIN FILMS; MULTIFERROIC BIFEO3 FILMS; MULTIFERROIC BIFEO3 CERAMICS; MAGNETOELECTRIC MULTIFERROIC; MAGNETIC PHASE CONTROL 사사(Acknowledgements) We thank Y. J. Choi, Y. Horibe, D. I. Khomskii, S. Y. Park and P. Radaelli for discussions, and A. F. Garcia-Flores, E. Granado and T. Kimura for providing fi gures. S.W.C. was supported by the National Science Foundation-MRSEC. M.M. acknowledges support by the MSCplus program, DFG (Mercator fellowship), and the hospitality of Cologne University. 155
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 56 2007 SCIENCE MATERIALS SCIENCE 157 Article 논 문 제 목 EFFICIENT TANDEM POLYMER SOLAR CELLS FABRICATED BY ALL-SOLUTION PROCESSING 저 자 명 KIM JY; LEE K; COATES NE; MOSES D; NGUYEN TQ; DANTE M; HEEGER AJ 요 약 (영 문) Tandem solar cells, in which two solar cells with different absorption characteristics are linked to use a wider range of the solar spectrum, were fabricated with each layer processed from solution with the use of bulk heterojunction materials comprising semiconducting polymers and fullerene derivatives. A transparent titanium oxide ( TiOx) layer separates and connects the front cell and the back cell. The TiOx layer serves as an electron transport and collecting layer for the first cell and as a stable foundation that enables the fabrication of the second cell to complete the tandem cell architecture. We use an inverted structure with the low band-gap polymer-fullerene composite as the charge-separating layer in the front cell and the high band-gap polymer composite as that in the back cell. Power-conversion efficiencies of more than 6% were achieved at illuminations of 200 milliwatts per square centimeter. Research Fronts LOW-BANDGAP POLYMER SOLAR CELLS; EFFICIENT TANDEM POLYMER SOLAR CELLS FABRICATED; EFFICIENT NEAR-INFRARED POLYMER SOLAR CELLS; EFFICIENT POLYMER SOLAR CELLS; HIGH-EFFICIENCY POLYMER SOLAR CELLS 사사(Acknowledgements) The research was supported by Konarka Technologies (Lowell, MA), by the U.S. Department of Energy (under grant DE-FGO2-06ER46324), and by the Ministry of Science & Technology of Korea under the International Cooperation Research Program (Global Research Laboratory Program: K.L. and A.J.H., Principal Investigators). The PCPDTBT, PCBM, P3HT, and PC70BM materials were supplied for our use by Konarka Technologies. We thank W. Ma for contributions during the early phase of this work. 156
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 57 2007 NATURE MATERIALS MATERIALS SCIENCE 50 Article 논 문 제 목 TRENDS IN ELECTROCATALYSIS ON EXTENDED AND NANOSCALE PT-BIMETALLIC ALLOY SURFACES 저 자 명 STAMENKOVIC VR; MUN BS; ARENZ M; MAYRHOFER KJJ; LUCAS CA; WANG GF; ROSS PN; MARKOVIC NM 요 약 (영 문) One of the key objectives in fuel-cell technology is to improve and reduce Pt loading as the oxygen-reduction catalydu. Here, we show a fund rentygerelationshox in electrocatalytic trends on Pt3M(M= Ni, Co, Fe, Ti, V) surfaces between the experimentally determined surface electronic structun e(the d-band centn ) and activitycesdsthe oxygen-reduction reaction. this relationshox exhn its 'volcano-tyxi'dseinvioun, whin ethe laxnrur catalytic activitycis governcats oatsalance setween adssdption encrco, of r dctive intiomediatis and lerface coveragets osxictatsds(slocking)osxico, FeThe electrocatalytic trends eduaslishcatalytextendcatlerfaces an erend to exxlain the activitycpattern of Pt3M nanocatalydus as well as to providc a fund rentygebasis esdsthe catalytic enhancerent of cathode catalydus. By com ining snrulations with exxionrents in the quest esdslerfaces with desired activityund advancedsetwcept in nanoscale catalyst engineering has been developed. Research Fronts EFFICIENT OXYGEN REDUCTION FUEL CELL ELECTROCATALYSIS; NON-PT OXYGEN REDUCTION CATALYSTS; IMPROVED OXYGEN REDUCTION ACTIVITY; OXYGEN REDUCTION REACTION; OXYGEN REDUCTION KINETICS 사사(Acknowledgements) V.R.S. and N.M.M. acknowledge the support from the contract (DE-AC02-06CH11357) between UChicago Argonne, LLC and the US Department of Energy.We thank J. K. Nørskov and co-workers at the Technical University of Denmark for our ongoing collaboration on the design of catalysts for fuel cell reactions.we acknowledge the support of General Motors and helpful discussions with H. A. Gasteiger and F. T.Wagner. C.A.L. acknowledges the support of the EPSRC (UK). V.R.S. thanks M.W.West for support in experimental design. 157
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 58 2008 NATURE MATERIALS MATERIALS SCIENCE 21 Article 논 문 제 목 MORPHOLOGY EVOLUTION VIA SELF-ORGANIZATION AND LATERAL AND VERTICAL DIFFUSION IN POLYMER: FULLERENE SOLAR CELL BLENDS 저 자 명 CAMPOY-QUILES M; FERENCZI T; AGOSTINELLI T; ETCHEGOIN PG; KIM Y; ANTHOPOULOS TD; STAVRINOU PN; BRADLEY DDC; NELSON J 요 약 (영 문) Control of blend morphology at the microscopic scale is critical for optimizing the power conversion efficiency of plastic solar cells based on blends of conjugated polymer with fullerene derivatives. In the case of bulk heterojunctions of regioregular poly(3-hexylthiophene) (P3HT) and a soluble fullerene derivative ([6,6]-phenyl C-61-butyric acid methyl ester, PCBM), both blend morphology and photovoltaic device performance are influenced by various treatments, including choice of solvent, rate of drying, thermal annealing and vapour annealing. Although the protocols differ significantly, the maximum power conversion efficiency values reported for the various techniques are comparable (4-5%). In this paper, we demonstrate that these techniques all lead to a common arrangement of the components, which consists of a vertically and laterally phase-separated blend of crystalline P3HT and PCBM. We propose a morphology evolution that consists of an initial crystallization of P3HT chains, followed by diffusion of PCBM molecules to nucleation sites, at which aggregates of PCBM then grow. Research Fronts 없음 사사(Acknowledgements) The authors thank the UK Engineering and Physical Sciences Research Council (project no. EP4/C5403361) and BP Solar (OSCER project) for financial support. We also thank I. McCulloch, M. Heeney and M. Giles, from Merck Chemicals, for supplying the P3HT polymer. M.C.-Q. thanks S. Choulis, S. Sidat and S. Sohel for useful discussions at the early stages of these investigations, J. Dane for help with the evaporation mask designs and Rod Bottom and Phil Williams (Mettler Toledo Ltd) for their help with the real-time microscopy measurements. Correspondence and requests for materials should be addressed to M.C.-Q., D.D.C.B. or J.N. Supplementary Information accompanies this paper on www.nature.com/naturematerials. 158
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 59 2005 COMPUTATIONAL STATISTICS & DATA ANALYSIS MATHEMATICS 41 Article 논 문 제 목 AN EXTENSIVE COMPARISON OF RECENT CLASSIFICATION TOOLS APPLIED TO MICROARRAY DATA 저 자 명 LEE JW; LEE JB; PARK M; SONG SH 요 약 (영 문) Since most classification articles haif applied a single technique to a single genle xpression dataset, it is crucial to assess the performance moeach method through a comprehensiif companiquif study.itle teluate bye xtensiif companison studye xtending Du tit et at.cicleamer. Stiqust.cAssoc.c97ci2002er77) the performance morec.c9lyed toeoped classification methodsass compratuaye xpmetc.c9,luatepprvtde the gutdelsseensiiffssding the most appropethtf classification tooisoss vanious situatn ar.itle xtendmance companison in threeedirectn ar: morf classification methodsai21 methods),lmorf datasetsai7 datasets)luatemorf genleselectn a techniquesai3 methods). Ou companison studyen sws s toral ic9eresting factgenle pprvtdes the bn eopstgenle the bn stiqusticians so a insightsossto the classification tooisoss compratuayedataenlalysus. T- morstudyehodoen sws that the morlesophustichtfd classifiers giif bl tc9lperformances than classical methodsasuch as knn.cildaciqdacnle the choice mogenleselectn a method has much emfect on the performance mothe classification methods,cnle thus the classification methodsan studye xc artder Du tgethc9lh method genleselectn a cni meth.cic)l2004 Els tic9lerv.call rightsor clrifd. Research Fronts TIP MULTICATEGORY SUPPORT VECTOR MACHINES USING GENE EXPRESSION DATA; MICROARRAY GENE EXPRESSION CANCER DIAGNOSIS; MICROARRAY DATA USING RANDOM FOREST; MULTICLASS CANCER CLASSIFICATION; MULTICATEGORY CLASSIFICATION METHODS 사사(Acknowledgements) This work was supported by Korea Research Foundation Grant (KRF-2001-015-DP0068). 159
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 60 2007 JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS MATHEMATICS 17 Article 논 문 제 목 ON THE Q-EXTENSION OF EULER AND GENOCCHI NUMBERS 저 자 명 KIM T 요 약 (영 문) Carlitz has introduced an interesting q-analogue of Frobenius-Euler numbers in [L. Carlitz, q-bernoulli numbers and polynomials, Duke Math. J. 15 (1948) XXXXXX ; L. Carlitz, q-bernoulli and Eulerian numbers, Trans. Amer. Math. Soc. 76 (1954) 332-350]. He has indicated a corresponding Stadudt-Clausen theorem and also some interesting congruence properties of the q-euler numbers. A recent author's study of more general q-euler and Genocchi numbers can be found in previous publication [T. Kim, L.C. Jang, H.K. Pak, A note on q-euler and Genocchi numbers, Proc. Japan Acad. Ser. A Math. Sci. 77 (2001) 139-141]. In this paper we give a new construction of q-euler numbers, which are different from Carlitz's q-extension and author's q-extension in previous publication (see [T Kim, L.C. Jang, H.K. Pak, A note on q-euler and Genocchi numbers, Proc. Japan Acad. Ser. A Math. Sci. 77 (2001) 139-141]). By using our q-extension of Euler numbers, we can also consider a new q-extension of Genocchi numbers and obtain some interesting relations between q-extension of Euler numbers and q-extension of Genocchi numbers. (c) 2006 Elsevier Inc. All rights reserved. Research Fronts EULER NUMBERS; HIGHER-ORDER Q-EULER NUMBERS; P-ADIC INTERPOLATING FUNCTION; TWISTED Q-HURWITZ ZETA FUNCTION; Q)-TWISTED EULER POLYNOMIALS 사사(Acknowledgements) The author expresses his sincere gratitude to a referee for his/her valuable suggestions and comments. 160
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 61 2008 JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS MATHEMATICS Article 논 문 제 목 ON P-ADIC INTERPOLATING FUNCTION FOR Q-EULER NUMBERS AND ITS DERIVATIVES 저 자 명 KIM T 요 약 (영 문) In this paper we study a two-variable p-adic q-l-function l(p,q) (s, t vertical bar chi chi) for Dirchlet's character chi, with the property that l(p,q)(-n,t vertical bar chi) = En,(chi n,q)(pt)- 2]q/[2]qp chi(n)(p)[p](q)e-n(n,chi n,qp(t)) for positive integers n and t is an element of C-p with vertical bar t vertical bar(p) <= 1, and E-n,E-chi n,e-q(x) generalized Euler polynomials. Finally, we prove that l(p,q)(s, t vertical bar chi) is analytic in s and t for s is an element of C-p with vertical bar s vertical bar(p) < p(1-1/1-p) and t is an element of C-p with vertical bar t vertical bar p <= 1. (c) 2007 Elsevier Inc. All rights reserved. Research Fronts EULER NUMBERS; HIGHER-ORDER Q-EULER NUMBERS; P-ADIC INTERPOLATING FUNCTION; TWISTED Q-HURWITZ ZETA FUNCTION; Q)-TWISTED EULER POLYNOMIALS 사사(Acknowledgements) 없음 161
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 PROCEEDINGS OF THE NATIONAL ACADEMY OF 62 2006 MICROBIOLOGY 113 Article SCIENCES OF THE UNITED STATES OF AMERICA 논 문 제 목 ELECTRICALLY CONDUCTIVE BACTERIAL NANOWIRES PRODUCED BY SHEWANELLA ONEIDENSIS STRAIN MR-1 AND OTHER MICROORGANISMS 저 자 명 GORBY YA; YANINA S; MCLEAN JS; ROSSO KM; MOYLES D; DOHNALKOVA A; BEVERIDGE TJ; CHANG IS; KIM BH; KIM KS; CULLEY DE; REED SB; ROMINE MF; SAFFARINI DA; KILL EA; SKI L; ELIAS DA; KENNEDY DW; PINCHUK G; WATANABE K; ISHII S; LOGAN B; NEALSON KH; FREDRICKSON JK 요 약 (영 문) Shewanella oneidensis MR-1 produced electrically conductive pilus-like appendages called bacterial nanowires in direct response to electron-acceptor limitation. Mutants deficient in genes for c-type decaheme cytochromes MtrC and OmcA, and those that lacked a functional Type 11 secretion pathway displayed nanowires that were poorly conductive. These mutants were also deficient in their ability to reduce hydrous ferric oxide and in their ability to generate current in a microbial fuel cell. Nanowires produced by the oxygenic phototrophic cyanobacterium Synechocystis PCC6803 and the thermophilic, fermentative bacterium Pelotomaculum thermopropionicum reveal that electrically conductive appendages are not exclusive to dissimilatory metal-reducing bacteria and may, in fact, represent a common bacterial strategy for efficient electron transfer and energy distribution. Research Fronts SWINE WASTEWATER USING MICROBIAL FUEL CELLS; SINGLE-CHAMBER MICROBIAL FUEL CELLS; MICROBIAL FUEL CELLS USING BICARBONATE BUFFER; CURRENTS USING STACKED MICROBIAL FUEL CELLS; SINGLE CHAMBER MICROBIAL FUEL CELLS 사사(Acknowledgements) This work was supported by the Genomics:Genomes to Life (GTL) and the Natural and Accelerated Bioremediation Research (NABIR) programs of the U.S. Department of Energy (DOE) Office of Biological and Environmental Research (OBER). A portion of the research was performed as part of an Environmental Molecular Sciences Laboratory (EMSL) Scientific Grand Challenge project at the W. R. Wiley EMSL, a national scientific user facility sponsored by OBER and located at Pacific Northwest National Laboratory (PNNL). PNNL is operated for the DOE by Battelle Memorial Institute under Contract DE-AC05-76RL01830. A portion of the research was also performed as part of National Research Laboratory Program (M1-0104-00-0024) and International Collaboration Program (M6-0302-00-0024) sponsored by the Ministry of Science and Technology of Korea and Korea Institute of Science and Technology. 162
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 63 2004 NATURE REVIEWS NEUROSCIENCE NEUROSCIENCE & BEHAVIOR 316 Review 논 문 제 목 PDZ DOMAIN PROTEINS OF SYNAPSES 저 자 명 KIM EJ; SHENG M 요 약 (영 문) PDZ domains are protein-interaction domains that are often found in multi-domain scaffolding proteins. PDZ-containing scaffolds assemble specific proteins into large molecular complexes at defined locations in the cell. In the postsynaptic density of neuronal excitatory synapses, PDZ proteins such as PSD-95 organize glutamate receptors and their associated signalling proteins and determine the size and strength of synapses. PDZ scaffolds also function in the dynamic trafficking of synaptic proteins by assembling cargo complexes for transport by molecular motors. As key organizers that control synaptic protein composition and structure, PDZ scaffolds are themselves highly regulated by synthesis and degradation, subcellular distribution and post-translational modification. Research Fronts 없음 사사(Acknowledgements) We thank Feng Wei and Mingjie Zhang (Hong Kong University of Science and Technology) for providing the PDZ domain structures for figure 1. 163
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 64 1998 PHYSICAL REVIEW LETTERS PHYSICS 2,031 Article 논 문 제 목 EVIDENCE FOR OSCILLATION OF ATMOSPHERIC NEUTRINOS 저 자 명 * Super-Kamiokande Collaboration : FUKUDA Y; HAYAKAWA T; ICHIHARA E; INOUE K; ISHIHARA K; ISHINO H; ITOW Y; KAJITA T; KAMEDA J; KASUGA S; KOBAYASHI K; KOBAYASHI Y; KOSHIO Y; MIURA M; NAKAHATA M; NAKAYAMA S; OKADA A; OKUMURA K; SAKURAI N; SHIOZAWA M; SUZUKI Y; TAKEUCHI Y; TOTSUKA Y; YAMADA S; EARL M; HABIG A; KEARNS E; MESSIER MD; SCHOLBERG K; STONE JL; SULAK LR; WALTER CW; GOLDHABER M; BARSZCZXAK T; CASPER D; GAJEWSKI W; HALVERSON PG; HSU J; KROPP WR; PRICE LR; REINES F; SMY M; SOBEL HW; VAGINS MR; GANEZER KS; KEIG WE; ELLSWORTH RW; TASAKA S; FLANAGAN JW; KIBAYASHI A; LEARNED JG; MATSUNO S; STENGER VJ; TAKEMORI D; ISHII T; KANZAKI J; KOBAYASHI T; MINE S; NAKAMURA K; NISHIKAWA K; OYAMA Y; SAKAI A; SAKUDA M; SASAKI O; ECHIGO S; KOHAMA M; SUZUKI AT; HAINES TJ; BLAUFUSS E; KIM BK; SANFORD R; SVOBODA R; CHEN ML; CONNER Z; GOODMAN JA; SULLIVAN GW; HILL J; JUNG CK; MARTENS K; MAUGER C; MCGREW C; SHARKEY E; VIREN B; YANAGISAWA C; DOKI W; MIYANO K; OKAZAWA H; SAJI C; TAKAHATA M; NAGASHIMA Y; TAKITA M; YAMAGUCHI T; YOSHIDA M; KIM SB; ETOH M; FUJITA K; HASEGAWA A; HASEGAWA T; HATAKEYAMA S; IWAMOTO T; KOGA M; MARUYAMA T; OGAWA H; SHIRAI J; SUZUKI A; TSUSHIMA F; KOSHIBA M; NEMOTO M; NISHIJIMA K; FUTAGAMI T; HAYATO Y; KANAYA Y; KANEYUKI K; WATANABE Y; KIELCZEWSKA D; DOYLE RA; GEORGE JS; STACHYRA AL; WAI LL; WILKES RJ; YOUNG KK 요 약 (영 문) We present an analysis of atmospheric neutrino data from a 33.0 kton yr (535-day) exposure of the Super-Kamiokande detector. The data exhibit a zenith angle dependent deficit of muon neutrinos which is inconsistent with expectations based on calculations of the atmospheric neutrino flux. Experimental biases and uncertainties in the prediction of neutrino fluxes and cross sections are unable to explain our observation. The data are consistent, however, with two-flavor nu(mu),<----> nu(tau) oscillations With sin(2) 2 theta > 0.82 and 5 x 10(-4) < Delta m(2) < 6 x 10(-3) ev(2) at 90% confidence level. Research Fronts 없음 사사(Acknowledgements) We gratefully acknowledge the cooperation of the Kamioka Mining and Smelting Company. The Super-Kamiokande experiment was built and has been operated with funding from the Japanese Ministry of Education, Science, Sports and Culture, and the United States Department of Energy. 164
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 65 1999 NATURE PHYSICS 944 Article 논 문 제 목 LANTHANUM-SUBSTITUTED BISMUTH TITANATE FOR USE IN NON-VOLATILE MEMORIES 저 자 명 PARK BH; KANG BS; BU SD; NOH TW; LEE J; JO W 요 약 (영 문) Non-volatile memory devices are so named because they retain information when power is interrupted; thus they are important computer components. In this context, there has been considerable recent interest(1,2) in developing non-volatile memories that use ferroelectric thin films-'ferroelectric random access memories: or FRAMs-in which information is stored in the polarization state of the ferroelectric material. To realize a practical FRAM, the thin films should satisfy the following criteria: compatibility with existing dynamic random access memory technologies, large remnant polarization (P-r) and reliable polarization-cycling characteristics. Early work focused on lead zirconate titanate (PZT) but, when films of this material were grown on metal electrodes, they generally suffered from a reduction of P-r ('fatigue') with polarity switching. Strontium bismuth tantalate (SBT) and related oxides have been proposed to overcome the fatigue problem(3), but such materials have other shortcomings, such as a high deposition temperature. Here we show that lanthanum-substituted bismuth titanate thin films provide a promising alternative for FRAM applications. The films are fatigue-free on metal electrodes, they can be deposited at temperatures of similar to 650 degrees C and their values of P-r are larger than those of the SBT films. Research Fronts 없음 사사(Acknowledgements) This work was supported by the Korean Science and Engineering Foundation through the RCDAMP at Pusan National University, and by the Ministry of Science and Technology through the International Cooperative Research Project. 165
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 66 1999 APPLIED PHYSICS LETTERS PHYSICS 611 Article 논 문 제 목 FULLY SEALED, HIGH-BRIGHTNESS CARBON-NANOTUBE FIELD-EMISSION DISPLAY 저 자 명 CHOI WB; CHUNG DS; KANG JH; KIM HY; JIN YW; HAN IT; LEE YH; JUNG JE; LEE NS; PARK GS; KIM JM 요 약 (영 문) A fully sealed field-emission display 4.5 in. in size has been fabricated using single-wall carbon nanotube (CNT)-organic binders. The fabricated displays were fully scalable at low temperature, below 415 degrees C, and CNTs were vertically aligned using paste squeeze and surface rubbing techniques. The turn-on fields of 1 V/mu m and field emission current of 1.5 ma at 3 V/mu m (J = 90 mu A/cm(2)) were observed. Brightness of 1800 cd/m(2) at 3.7 V/mu m was observed on the entire area of a 4.5 in. panel from the green phosphor-indium-tin-oxide glass. The fluctuation of the current was found to be about 7% over a 4.5 in. cathode area. (C) 1999 American Institute of Physics. [S0003-6951(99)00746-9]. Research Fronts 없음 사사(Acknowledgements) This work is supported by the National Strategic Fundamental Research program for creative research development sponsored by the Korea Ministry of Science and Technology. 166
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 67 1999 PHYSICAL REVIEW LETTERS PHYSICS 424 Article 논 문 제 목 MEASUREMENT OF THE FLUX AND ZENITH-ANGLE DISTRIBUTION OF UPWARD THROUGHGOING MUONS BY SUPER-KAMIOKANDE 저 자 명 * Super-Kamiokande Collaboration : FUKUDA Y; HAYAKAWA T; ICHIHARA E; INOUE K; ISHIHARA K; ISHINO H; ITOW Y; KAJITA T; KAMEDA J; KASUGA S; KOBAYASHI K; KOBAYASHI Y; KOSHIO Y; MIURA M; NAKAHATA M; NAKAYAMA S; OKADA A; OKUMURA K; SAKURAI N; SHIOZAWA M; SUZUKI Y; TAKEUCHI Y; TOTSUKA Y; YAMADA S; EARL M; HABIG A; KEARNS E; MESSIER MD; SCHOLBERG K; STONE JL; SULAK LR; WALTER CW; GOLDHABER M; BARSZCZAK T; CASPER D; GAJEWSKI W; KROPP WR; PRICE LR; REINES F; SMY M; SOBEL HW; VAGINS MR; GANEZER KS; KEIG WE; ELLSWORTH RW; TASAKA S; FLANAGAN JW; KIBAYASHI A; LEARNED JG; MATSUNO S; STENGER VJ; TAKEMORI D; ISHII T; KANZAKI J; KOBAYASHI T; MINE S; NAKAMURA K; NISHIKAWA K; OYAMA Y; SAKAI A; SAKUDA M; SASAKI O; ECHIGO S; KOHAMA M; SUZUKI AT; HAINES TJ; BLAUFUSS E; KIM BK; SANFORD R; SVOBODA R; CHEN ML; GOODMAN JA; SULLIVAN GW; HILL J; JUNG CK; MARTENS K; MAUGER C; MCGREW C; SHARKEY E; VIREN B; YANAGISAWA C; DOKI W; MIYANO K; OKAZAWA H; SAJI C; TAKAHATA M; NAGASHIMA Y; TAKITA M; YAMAGUCHI T; YOSHIDA M; KIM SB; ETOH M; FUJITA K; HASEGAWA A; HASEGAWA T; HATAKEYAMA S; IWAMOTO T; KOGA M; MARUYAMA T; OGAWA H; SHIRAI J; SUZUKI A; TSUSHIMA F; KOSHIBA M; NEMOTO M; NISHIJIMA K; FUTAGAMI T; HAYATO Y; KANAYA Y; KANEYUKI K; WATANABE Y; KIELCZEWSKA D; DOYLE RA; GEORGE JS; STACHYRA AL; WAI LL; WILKES RJ; YOUNG KK 요 약 (영 문) A total of 614 upward throughgoing muons of minimum energy 1.6 GeV are observed by Super-Kamiokande during 537 detector live days. The measured muon flux is [1.74 +/- 0.07(stat) +/- 0.02(sys)] x 10(-13) cm(-2) s(-1) sr(-1) compared to an expected flux of [1.97 +/- 0.44(theor)] x 10(-13) cm(-2) s(-1) sr(-1). The absolute measured flux is in agreement with the prediction within the errors. However, the zenith-angle dependence of the observed upward throughgoing muon flux does not agree with no-oscillation predictions. The observed distortion in shape is consistent with the nu(mu) <-> nu(tau) oscillation hypothesis with sin(2) 2 theta > 0.4 and 1 x 10(-3) < Delta m(2) < 1 x 10(-1) ev(2) at 90% confidence level. [S0031-9007(99)08762-1]. Research Fronts 없음 사사(Acknowledgements) We gratefully acknowledge the cooperation of the Kamioka Mining and Smelting Company. The Super-Kamiokande experiment has been built and operated from funding by the Japanese Ministry of Education, Science, Sports and Culture and the United States Department of Energy. 167
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 68 2000 PHYSICAL REVIEW LETTERS PHYSICS 521 Article 논 문 제 목 TAU NEUTRINOS FAVORED OVER STERILE NEUTRINOS IN ATMOSPHERIC MUON NEUTRINO OSCILLATIONS 저 자 명 * Super-Kamiokande Collaboration : FUKUDA S; FUKUDA Y; ISHITSUKA M; ITOW Y; KAJITA T; KAMEDA J; KANEYUKI K; KOBAYASHI K; KOSHIO Y; MIURA M; MORIYAMA S; NAKAHATA M; NAKAYAMA S; OBAYASHI Y; OKADA A; OKUMURA K; SAKURAI N; SHIOZAWA M; SUZUKI Y; TAKEUCHI H; TAKEUCHI Y; TOSHITO T; TOTSUKA Y; YAMADA S; EARL M; HABIG A; KEARNS E; MESSIER MD; SCHOLBERG K; STONE JL; SULAK LR; WALTER CW; GOLDHABER M; BARSZCZAK T; CASPER D; GAJEWSKI W; KROPP WR; MINE S; PRICE LR; SMY M; SOBEL HW; VAGINS MR; GANEZER KS; KEIG WE; ELLSWORTH RW; TASAKA S; KIBAYASHI A; LEARNED JG; MATSUNO S; TAKEMORI D; HAYATO Y; ISHII T; KOBAYASHI T; NAKAMURA K; OYAMA Y; SAKAI A; SAKUDA M; SASAKI O; KOHAMA M; SUZUKI AT; INAGAKI T; NISHIKAWA K; HAINES TJ; BLAUFUSS E; KIM BK; SANFORD R; SVOBODA R; CHEN ML; GOODMAN JA; GUILLIAN G; SULLIVAN GW; HILL J; JUNG CK; MARTENS K; MALEK M; MAUGER C; MCGREW C; SHARKEY E; VIREN B; YANAGISAWA C; KIRISAWA M; INABA S; MITSUDA C; MIYANO K; OKAZAWA H; SAJI C; TAKAHASHI M; TAKAHATA M; NAGASHIMA Y; NITTA K; TAKITA M; YOSHIDA M; KIM SB; ISHIZUKA T; ETOH M; GANDO Y; HASEGAWA T; INOUE K; ISHIHARA K; MARUYAMA T; SHIRAI J; SUZUKI A; KOSHIBA M; HATAKEYAMA Y; ICHIKAWA Y; KOIKE M; NISHIJIMA K; FUJIYASU H; ISHINO H; MORII W; WATANABE Y; GOLEBIEWSKA U; KIELCZEWSKA D; BOYD SC; STACHYRA AL; WILKES RJ; YOUNG KK; SUPER-KAMIOKANDE COLLABORATION 요 약 (영 문) The previously published atmospheric neutrino data did not distinguish whether muon neutrinos were oscillating into tau neutrinos or sterile neutrinos, as both hypotheses fit the data. Using data recorded in 1100 live days of the Super-Kamiokande detector, we use three complementary data samples to study the difference in zenith angle distribution due to neutral currents and matter effects. We find no evidence favoring sterile neutrinos, and reject the hypothesis at the 99% confidence level. On the other hand, we find that oscillation between muon and tan neutrinos suffices to explain all the results in hand. Research Fronts 없음 사사(Acknowledgements) We gratefully acknowledge the cooperation of the Kamioka Mining and Smelting Company. The Super-Kamiokande experiment was built and has been operated with funding from the Japanese Ministry of Education, Science, Sports and Culture, and the United States Department of Energy. We gratefully acknowledge individual support by the National Science Foundation and the Polish Committee for Scientific Research. 168
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 69 2000 SCIENCE PHYSICS 412 Article 논 문 제 목 CROSSED NANOTUBE JUNCTIONS 저 자 명 FUHRER MS; NYGARD J; SHIH L; FORERO M; YOON YG; MAZZONI MSC; CHOI HJ; IHM J; LOUIE SG; ZETTL A; MCEUEN PL 요 약 (영 문) Junctions consisting of two crossed single-walled carbon nanotubes were fabricated with electrical contacts at each end of each nanotube. The individual nanotubes were identified as metallic (M) or semiconducting (S), based on their two-terminal conductances; MM, MS, and SS four-terminal devices were studied. The MM and SS junctions had high conductances, on the order of 0.1 e(2)/h (where e is the electron charge and h is Planck's constant). For an MS junction, the semiconducting nanotube was depleted at the junction by the metallic nanotube, forming a rectifying Schottky barrier. We used two- and three-terminal experiments to fully characterize this junction. Research Fronts 없음 사사(Acknowledgements) We thank U. Varadarajan, A. K. L. Lim, and M. Bockrath for useful discussions and help with the experimental details of this work, and A. Rinzler and R. E. Smalley for providing the SWNT material used in this study. Supported by the sp2 Materials Initiative (U.S. Department of Energy, Basic Energy Sciences, Materials Sciences Division), NSF, and the Korean Institute for Advanced Study. Supercomputer time was provided by the National Center for Supercomputing Applications and the National Partnership for Advanced Computational Infrasture. M.S.C.M acknowledges support from CNPq-Brazil. 169
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 70 2001 PHYSICAL REVIEW LETTERS PHYSICS 617 Article 논 문 제 목 SOLAR B-8 AND HEP NEUTRINO MEASUREMENTS FROM 1258 DAYS OF SUPER-KAMIOKANDE DATA 저 자 명 * Super-Kamiokande Collaboration : FUKUDA S; FUKUDA Y; ISHITSUKA M; ITOW Y; KAJITA T; KAMEDA J; KANEYUKI K; KOBAYASHI K; MIURA M; MORIYAMA S; NAKAHATA M; NAKAYAMA S; OKADA A; SAKURAI N; SHIOZAWA M; SUZUKI Y; TAKEUCHI H; TAKEUCHI Y; TOSHITO T; TOTSUKA Y; YAMADA S; DESAI S; EARL M; KEARNS E; MESSIER MD; SCHOLBERG K; STONE JL; SULAK LR; WALTER CW; GOLDHABER M; BARSZCZAK T; CASPER D; GAJEWSKI W; KROPP WR; MINE S; LIU DW; PRICE LR; SMY MB; SOBEL HW; VAGINS MR; GANEZER KS; KEIG WE; ELLSWORTH RW; TASAKA S; KIBAYASHI A; LEARNED JG; MATSUNO S; TAKEMORI D; HAYATO Y; ISHII T; KOBAYASHI T; NAKAMURA K; OBAYASHI Y; OYAMA Y; SAKAI A; SAKUDA M; KOHAMA M; SUZUKI AT; INAGAKI T; NAKAYA T; NISHIKAWA K; HAINES TJ; BLAUFUSS E; DAZELEY S; LEE KB; SVOBODA R; GOODMAN JA; GUILLIAN G; SULLIVAN GW; TURCAN D; HABIG A; HILL J; JUNG CK; MARTENS K; MALEK M; MAUGER C; MCGREW C; SHARKEY E; VIREN B; YANAGISAWA C; MITSUDA C; MIYANO K; SAJI C; SHIBATA T; KAJIYAMA Y; NAGASHIMA Y; NITTA K; TAKITA M; YOSHIDA M; KIM HI; KIM SB; YOO J; OKAZAWA H; ISHIZUKA T; ETOH M; GANDO Y; HASEGAWA T; INOUE K; ISHIHARA K; MARUYAMA T; SHIRAI J; SUZUKI A; KOSHIBA M; HATAKEYAMA Y; ICHIKAWA Y; KOIKE M; NISHIJIMA K; FUJIYASU H; ISHINO H; MORII M; WATANABE Y; GOLEBIEWSKA U; KIELCZEWSKA D; BOYD SC; STACHYRA AL; WILKES RJ; YOUNG KK; SUPER-KAMIOKANDE COLLABORATION 요 약 (영 문) Solar neutrino measurements from 1258 days of data from the Super-Kamiokande detector are presented. The measurements are based on recoil electrons in the energy range 5.0-20.0 MeV. The measured solar neutrino flux is 2.32 +/- 0.03(stat)(+0.08)(-0.07) (syst) x 10(6) cm(-2) s(-1) which is 45.1 +/- 0.5 (stat)(+1.6)(-1.4)(syst)% of that predicted by the BP2000 SSM. The day vs nieht flux asymmetry (Phi (n) - Phi (d)) / Phi (average) is 0.033 +/- 0.022(stat)(+0.013)(-0.012)(syst). The recoil electron energy spectrum is consistent with no spectral distortion. For the hep neutrino flux, we set a 90% C.L. upper limit of 40 x 10(3) cm(-2) s(-1) which is 4.3 times the BP2000 SSM prediction. Research Fronts 없음 사사(Acknowledgements) The authors acknowledge the cooperation of the Kamioka Mining and Smelting Company. The Super-Kamiokande detector has been built and operated from funding by the Japanese Ministry of Education, Culture, Sports, Science and Technology, the U.S. Department of Energy, and the U.S. National Science Foundation. This work was partially supported by the Korean Research Foundation (BK21) and the Korea Ministry of Science and Technology. 170
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 71 2001 PHYSICAL REVIEW LETTERS PHYSICS 421 Article 논 문 제 목 CONSTRAINTS ON NEUTRINO OSCILLATIONS USING 1258 DAYS OF SUPER-KAMIOKANDE SOLAR NEUTRINO DATA 저 자 명 * Super-Kamiokande Collaboration : FUKUDA S; FUKUDA Y; ISHITSUKA M; ITOW Y; KAJITA T; KAMEDA J; KANEYUKI K; KOBAYASHI K; KOSHIO Y; MIURA M; MORIYAMA S; NAKAHATA M; NAKAYAMA S; OKADA A; SAKURAI N; SHIOZAWA M; SUZUKI Y; TAKEUCHI H; TAKEUCHI Y; TOSHITO T; TOTSUKA Y; YAMADA S; DESAI S; EARL M; KEARNS E; MESSIER MD; SCHOLBERG K; STONE JL; SULAK LR; WALTER CW; GOLDHABER M; BARSZCZAK T; CASPER D; GAJEWSKI W; KROPP WR; MINE S; LIU DW; PRICE LR; SMY MB; SOBEL HW; VAGINS MR; GANEZER KS; KEIG WE; ELLSWORTH RW; TASAKA S; KIBAYASHI A; LEARNED JG; MATSUNO S; TAKEMORI D; HAYATO Y; ISHII T; KOBAYASHI T; NAKAMURA K; OBAYASHI Y; OYAMA Y; SAKAI A; SAKUDA M; KOHAMA M; SUZUKI AT; IMAGAKI T; NAKAYA T; NISHIKAWA K; HAINES TJ; BLAUFUSS E; DAZELEY S; LEE KB; SVOBODA R; GOODMAN JA; GUILLIAN G; SULLIVAN GW; TURCAN D; HABIG A; HILL J; JUNG CK; MARTENS K; MALEK M; MAUGER C; MCGREW C; SHARKEY E; VIREN B; YANAGISAWA C; MITSUDA C; MIYANO K; SAJI C; SHIBATA T; KAJIYAMA Y; NAGASHIMA Y; NITTA K; TAKITA M; YOSHIDA M; KIM HI; KIM SB; YOO J; OKAZAWA H; ISHIZUKA T; ETOH M; GANDO Y; HASEGAWA T; INOUE K; ISHIHARA K; MARUYAMA T; SHIRAI J; SUZUKI A; KOSHIBA M; HATAKEYAMA Y; ICHIKAWA Y; KOIKE M; NISHIJIMA K; FUJIYASU H; ISHINO H; MORII M; WATANABE Y; GOLEBIEWSKA U; KIELCZEWSKA D; BOYD SC; STACHYRA AL; WILKES RJ; YOUNG KK; SUPER-KAMIOKANDE COLLABORATION 요 약 (영 문) We report the result of a search for neutrino oscillations using precise measurements of the recoil electron energy spectrum and zenith angle variations of the solar neutrino flux from 1258 days of neutrino-electron scattering data in Super-Kamiokande. The absence of significant zenith angle variation and spectrum distortion places strong constraints on neutrino mixing and mass difference in a fluxin-dependent way. Using the Super-Kamiokande Aux measurement in addition, two allowed regions at large mixing are found. Research Fronts 없음 사사(Acknowledgements) The authors acknowledge the cooperation of the Kamioka Mining and Smelting Company. The Super-Kamiokande detector has been built and operated from funding by the Japanese Ministry of Education, Culture, Sports, Science, and Technology, the U.S. Department of Energy, and the U.S. National Science Foundation. This work was partially supported by the Korean Research Foundation (BK21) and the Korea Ministry of Science and Technology. 171
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 72 2002 APPLIED PHYSICS LETTERS PHYSICS 452 Article 논 문 제 목 METALORGANIC VAPOR-PHASE EPITAXIAL GROWTH OF VERTICALLY WELL-ALIGNED ZNO NANORODS 저 자 명 PARK WI; KIM DH; JUNG SW; YI GC 요 약 (영 문) We report metalorganic vapor-phase epitaxial growth and structural and photoluminescent characteristics of ZnO nanorods. The nanorods were grown on Al2O3(00.1) substrates at 400 degreesc without employing any metal catalysts usually needed in other methods. Electron microscopy revealed that nanorods with uniform distributions in their diameters, lengths, and densities were grown vertically from the substrates. The mean diameter of the nanorods is as narrow as 25 nm. In addition, x-ray diffraction measurements clearly show that ZnO nanorods were grown epitaxially with homogeneous in-plane alignment as well as a c-axis orientation. More importantly, from photoluminescence spectra of the nanorods strong and narrow excitonic emission and extremely weak deep level emission were observed, indicating that the nanorods are of high optical quality. (C) 2002 American Institute of Physics. Research Fronts 없음 사사(Acknowledgements) This work was supported by the KOSEF through the Regional University Research Program. Extensive use of the facilities at POSTECH is acknowledged. 172
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 73 2002 PHYSICS LETTERS B PHYSICS 416 Article 논 문 제 목 DETERMINATION OF SOLAR NEUTRINO OSCILLATION PARAMETERS USING 1496 DAYS OF SUPER-KAMIOKANDE-I DATA 저 자 명 FUKUDA S; FUKUDA Y; ISHITSUKA M; ITOW Y; KAJITA T; KAMEDA J; KANEYUKI K; KOBAYASHI K; KOSHIO Y; MIURA A; MORIYAMA S; NAKAHATA M; NAKAYAMA S; NAMBA T; OKADA A; SAKURAI N; SHIOZAWA M; SUZUKI Y; TAKEUCHI H; TAKEUCHI Y; TOTSUKA Y; YAMADA S; DESAI S; EARL M; KEARNS E; MESSIER MD; STONE JL; SULAK LR; WALTER CW; GOLDHABER A; BARSZCZAK T; CASPER D; GAJEWSKI W; KROPP WR; MINE S; LIU DW; SMY MB; SOBEL HW; VAGINS MR; GAGO A; GANEZER KS; KEIG WE; ELLSWORTH RW; TASAKA S; KIBAYASHI A; LEARNED JG; MATSUNO S; TAKEMORI D; HAYATO Y; ISHII T; KOBAYASHI T; MARUYAMA T; NAKAMURA K; OBAYASHI Y; OYAMA Y; SAKUDA M; YOSHIDA M; KOHAMA M; IWASHITA T; SUZUKI AT; ICHIKAWA A; INAGAKI T; KATO I; NAKAYA T; NISHIKAWA K; HAINES TJ; DAZELEY S; HATAKEYAMA S; SVOBODA R; BLAUFUSS E; CHEN ML; GOODMAN JA; GUILLIAN G; SULLIVAN GW; TURCAN D; SCHOLBERG K; HABIG A; ACKERMANN M; HILL J; JUNG CK; MALEK M; MARTENS K; MAUGER C; MCGREW C; SHARKEY E; VIREN B; YANAGISAWA C; TOSHITO T; MITSUDA C; MIYANO K; SAJI C; SHIBATA T; KAJIYAMA Y; NAGASHIMA Y; NITTA K; TAKITA M; KIM HI; KIM SB; YOO J; OKAZAWA H; ISHIZUKA T; ETOH M; GANDO Y; HASEGAWA T; INOUE K; ISHIHARA K; SHIRAI J; SUZUKI A; KOSHIBA M; HATAKEYAMA Y; ICHIKAWA Y; KOIKE M; NISHIJIMA K; ISHINO H; MORII M; NISHIMURA R; WATANABE Y; KIELCZEWSKA D; BERNS HG; BOYD SC; STACHYRA AL; WILKES RJ 요 약 (영 문) A number of different fits to solar neutrino mixing and mass square difference were performed using 1496 days of Super-Kamiokande-I's solar neutrino data. These data select two allowed areas at large neutrino mixing when combined with either the solar B-8 flux prediction of the standard solar model or the SNO interaction rate measurements. A global fit combining SK data with the solar neutrino interaction rates measured by Homestake, SNO, Gallex/GNO and SAGE prefers a single allowed area, the Large Mixing Angle solution, at the 98.9% confidence level. The mass square difference Deltam(2) between the two mass eigenstates ranges from about 3 to 19 X 10(-5) ev(2), while the mixing angle theta is in the range of tan(2)theta approximate to 0.25-0.65. (C) 2002 Elsevier Science B.V. All rights reserved. Research Fronts 없음 사사(Acknowledgements) We gratefully acknowledge the cooperation of the Kamioka Mining and Smelting Company. The Super-Kamiokande detector has been built and operated from funding by the Japanese Ministry of Education, Culture, Sports, Science and Technology, the US Department of Energy, and the US National Science Foundation. 173
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 74 2002 APPLIED PHYSICS LETTERS PHYSICS 391 Article 논 문 제 목 FIELD EMISSION FROM WELL-ALIGNED ZINC OXIDE NANOWIRES GROWN AT LOW TEMPERATURE 저 자 명 LEE CJ; LEE TJ; LYU SC; ZHANG Y; RUH H; LEE HJ 요 약 (영 문) Field electron emission from vertically well-aligned zinc oxide (ZnO) nanowires, which were grown by the vapor deposition method at a low temperature of 550 degreesc, was investigated. The high-purity ZnO nanowires showed a singlhigrystalline wurtzite structure. The turn-on volta Thfor the ZnO nanowires was found n Th about 6.0 V/mum at current density of 0.1 mua/cm(2). The emission current density from the ZnO nanowires reached 1 ma/cm(2) at a bias field of 11.0 V/mum, which could give sufficient bright0 Vs as a field emitter in a flat 6.0 l displaurtzitraso muathe well-aligned ZnO nanowires grown at such low temperature can 6romiV/mthe applicity ZnO na glass-seales wlat 6.0 l displau in a nearfouture. (C) 2002 American Institute O nphysics. Research Fronts 없음 사사(Acknowledgements) This work was supported by Center for Nanotubes and Nanostructured Composites at Sungkyunkwan University. 174
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 75 2002 PHYSICAL REVIEW LETTERS PHYSICS 346 Article 논 문 제 목 SUPPRESSION OF HADRONS WITH LARGE TRANSVERSE MOMENTUM IN CENTRAL AU+AU COLLISIONS AT ROOT S(NN)=130 GEV 저 자 명 * PHENIX Collaboration : ADCOX K; ADLER SS; AJITANAND NN; AKIBA Y; ALEXANDER J; APHECETCHE L; ARAI Y; ARONSON SH; AVERBECK R; AWES TC; BARISH KN; BARNES PD; BARRETTE J; BASSALLECK B; BATHE S; BAUBLIS V; BAZILEVSKY A; BELIKOV S; BELLAICHE FG; BELYAEV ST; BENNETT MJ; BERDNIKOV Y; BOTELHO S; BROOKS ML; BROWN DS; BRUNER N; BUCHER D; BUESCHING H; BUMAZHNOV V; BUNCE G; BURWARD-HOY J; BUTSYK S; CAREY TA; CHAND R; CHANG J; CHANG WC; CHAVEZ LL; CHERNICHENKO S; CHI CY; CHIBA J; CHIU M; CHOUDHURY RK; CHRIST T; CHUJO T; CHUNG MS; CHUNG P; CIANCIOLO V; COLE BA; D'ENTERRIA DG; DAVID G; DELAGRANGE H; DENISOV A; DESHPANDE A; DESMOND EJ; DIETZSCH O; DINESH BV; DREES A; DURUM A; DUTTA D; EBISU K; EFREMENKO YV; EL CHENAWI K; EN'YO H; ESUMI S; EWELL L; FERDOUSI T; FIELDS DE; FOKIN SL; FRAENKEL Z; FRANZ A; FRAWLEY AD; FUNG SY; GARPMAN S; GHOSH TK; GLENN A; GODOI AL; GOTO Y; GREENE SV; PERDEKAMP MG; GUPTA SK; GURYN W; GUSTAFSSON HA; HAGGERTY JS; HAMAGAKI H; HANSEN AG; HARA H; HARTOUNI ER; HAYANO R; HAYASHI N; HE X; HEMMICK TK; HEUSER JM; HIBINO M; HILL JC; HO DS; HOMMA K; HONG B; HOOVER A; ICHIHARA T; IMAI K; IPPOLITOV MS; ISHIHARA M; JACAK BV; JANG WY; JIA J; JOHNSON BM; JOHNSON SC; JOO KS; KAMETANI S; KANG JH; KANN M; KAPOOR SS; KELLY S; KHACHATUROV B; KHANZADEEV A; KIKUCHI J; KIM DJ; KIM HJ; KIM SY; KIM YG; KINNISON WW; KISTENEV E; KIYOMICHI A; KLEIN-BOESING C; KLINKSIEK S; KOCHENDA L; KOCHETKOV V; KOEHLER D; KOHAMA T; KOTCHETKOV D; KOZLOV A; KROON RJ; KURITA K; KWEON MJ; KWON Y; KYLE GS; LACEY R; LAJOIE JG; LAURET J; LEBEDEV A; LEE DM; LEITCH MJ; LI XH; LI Z; LIM DJ; LIU MX; LIU X; LIU Z; MAGUIRE CF; MAHON J; MAKDISI YI; MANKO VI; MAO Y; MARK SK; MARKACS S; MARTINEZ G; MARX MD; MASAIKE A; MATATHIAS F; MATSUMOTO T; MCGAUGHEY PL; MELNIKOV E; MERSCHMEYER M; MESSER F; MESSER M; MIAKE Y; MILLER TE; MILOV A; MIODUSZEWSKI S; MISCHKE RE; MISHRA GC; MITCHELL JT; MOHANTY AK; MORRISON DP; MOSS JM; MUHLBACHER F; MUNIRUZZAMAN M; MURATA J; NAGAMIYA S; NAGASAKA Y; NAGLE JL; NAKADA Y; NANDI BK; NEWBY J; NIKKINEN L; NILSSON R; NISHIMURA S; NYANIN AS; NYSTRAND J; O'BRIEN E 외 127명 요 약 (영 문) Transverse momentum spectra for charged hadrons and for neutral pions in the range 1 Gev/c < P-T < 5 GeV/c have been measured by the PHENIX experiment at RHIC in Au + Au collisions at roots(nn) = 130 GeV. At high p(t) the spectra from peripheral nuclear collisions are consistent with scaling the spectra from p + p collisions by the average number of binary nucleon-nucleon collisions. The spectra from central collisions are significantly suppressed when compared to the binary-scaled p + p expectation, and also when compared to similarly binary-scaled peripheral collisions, indicating a novel nuclear-medium effect in central nuclear collisions at RHIC energies. Research Fronts 없음 사사(Acknowledgements) We thank the staff of the RHIC project, Collider-Accelerator, and Physics Departments at BNL and the staff of PHENIX participating institutions for their vital contributions. We acknowledge support from the Department of Energy and NSF (U.S.A.), Monbu-sho and STA (Japan), RAS, RMAE, and RMS (Russia), BMBF, DAAD, and AvH (Germany), FRN, NFR, and the Wallenberg Foundation (Sweden), MIST and NSERC (Canada), CNPq and FAPESP (Brazil), IN2P3/CNRS (France), DAE and DST (India), LG-YF, KRF, and KOSEF (Korea), and the U.S.-Israel Binational Science Foundation. 175
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 76 2003 PHYSICAL REVIEW LETTERS PHYSICS 585 Article 논 문 제 목 EVIDENCE FOR A NARROW S = +1 BARYON RESONANCE IN PHOTOPRODUCTION FROM THE NEUTRON 저 자 명 NAKANO T; AHN DS; AHN JK; AKIMUNE H; ASANO Y; CHANG WC; DATE S; EJIRI H; FUJIMURA H; FUJIWARA M; NE KS K; NOTTA T; IMAI K; ISNEKAWA T; IWATA T; KAWAI H; KIM ZY; KINO K; KOHRI H; KUMAGAI N; MAKINO S; MATSUMURA T; MATSUOKA N; MIBE T; MIWA K; MIYABE M; MIYACNE Y; MORITA M; MURAMATSU N; ; IYAMA M; NOMACNE M; OHASNE Y; OOBA T; OHKUMA H; OSNUEV DS; RANGACHARYULU C; SAKAGUCNE A; SASAKE T; SHAGIN PM; SH INO Y; SH MIZU H; SUGAYA Y; SUMIHAMA M; TOYOKAWA H; WAKAE A; WANG CW; WANG SC; YONEHARA K; YORITA T; YOSH MURA M; YOSOE M; ZEGERS RGT 요 약 (영 문) The gamman-->k(+)k(-)n reaction on C-12 has been studied by measuring both K+ and K- at forward angles. A sharp baryon resonance peak was observed at 1.54+/-0.01 GeV/c(2) with a width smaller than 25 MeV/c(2) and a Gaussian significance of 4.6sigma. The strangeness quantum number (S) of the baryon resonance is +1. It can be interpreted as a molecular meson-baryon resonance or alternatively as an exotic five-quark state (uudd (s) over bar) that decays into a K+ and a neutron. The resonance is consistent with the lowest member of an antidecuplet of baryons predicted by the chiral soliton model. Research Fronts NARROW S = +1 BARYON RESONANCE; NARROW S =1 BARYON STATE; EXOTIC S =+1 BARYON; NARROW ANTI-CHARMED BARYON STATE; PENTAQUARK BARYON 사사(Acknowledgements) The authors gratefully acknowledge the dedicated efforts of the staff of the SPring-8 for providing a good quality beam. We thank Dr. T. Sato (Osaka University), Dr. A. Hosaka (RCNP), and Dr. A. Titov (JINR) for helpful discussions. This research was supported in part by the Ministry of Education, Science, Sports and Culture of Japan, by the National Science Council of Republic of China (Taiwan), and by KOSEF of Republic of Korea. 176
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 77 2003 PHYSICAL REVIEW LETTERS PHYSICS 445 Article 논 문 제 목 INDICATIONS OF NEUTRINO OSCILLATION IN A 250 KM LONG-BASELINE EXPERIMENT 저 자 명 AHN MH; AOKI S; BHANG H; BOYD S; CASPER D; CHOI JH; FUKUDA S; FUKUDA Y; GAJEWSKI W; HARA T; HASEGAWA M; HASEGAWA T; HAYATO Y; HILL J; ICHIKAWA AK; IKEDA A; INAGAKI T; ISHIDA T; ISHII T; ISHITSUKA M; ITOW Y; IWASHITA T; JANG HI; JANG JS; JEON EJ; JUNG CK; KAJITA T; KAMEDA J; KANEYUKI K; KATO I; KEARNS E; KIBAYASHI A; KIELCZEWSKA D; KOBAYASHI K; KIM BJ; KIM CO; KIM JY; KIM SB; KOBAYASHI T; KOHAMA M; KOSHIO Y; KROPP WR; LEARNED JG; LIM SH; LIM IT; MAESAKA H; MARTENS K; MARUYAMA T; MATSUNO S; MAUGER C; MCGREW C; MINE S; MIURA M; MIYANO K; MORIYAMA S; NAKAHATA M; NAKAMURA K; NAKANO I; NAKATA F; NAKAYA T; NAKAYAMA S; NAMBA T; NISHIKAWA K; NISHIYAMA S; NODA S; OBAYASHI A; OKADA A; OOYABU T; OYAMA Y; PAC MY; PARK H; SAKUDA M; SAKURAI N; SASAO N; SCHOLBERG K; SHARKEY E; SHIOZAWA M; SO H; SOBEL HW; STACHYRA A; STONE JL; SUGA Y; SULAK LR; SUZUKI A; SUZUKI Y; TAKEUCHI Y; TAMURA N; TOSHITO T; TOTSUKA Y; VAGINS MR; WALTER CW; WILKES RJ; YAMADA S; YAMAMOTO S; YANAGISAWA C; YOKOYAMA H; YOO J; YOSHIDA M; ZALIPSKA J 요 약 (영 문) The K2K experiment observes indications of neutrino oscillation: a reduction of nu(mu) flux together with a distortion of the energy spectrum. Fifty-six beam neutrino events are observed in Super-Kamiokande (SK), 250 km from the neutrino production point, with an expectation of 80.1(-5.4)(+6.2). Twenty-nine one ring mu-like events are used to reconstruct the neutrino energy spectrum, which is better matched to the expected spectrum with neutrino oscillation than without. The probability that the observed flux at SK is explained by statistical fluctuation without neutrino oscillation is less than 1%. Research Fronts 250 KM LONG-BASELINE EXPERIMENT; REACTOR ANTINEUTRINO DISAPPEARANCE; NEUTRINO OSCILLATION; FIRST RESULTS 사사(Acknowledgements) We thank the KEK and ICRR Directorates for their strong support and encouragement. K2K is made possible by the inventiveness and the diligent efforts of the KEKPS machine and beam channel groups. We gratefully acknowledge the cooperation of the Kamioka Mining and Smelting Company. This work has been supported by the Ministry of Education, Culture, Sports, Science and Technology, Government of Japan and its grants for Scientific Research, by the Japan Society for Promotion of Science, by the U.S. Department of Energy, by the Korea Research Foundation, and by the Korea Science and Engineering Foundation. 177
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 JOURNAL OF APPLIED 78 2003 PHYSICS 334 Review PHYSICS 논 문 제 목 WIDE BAND GAP FERROMAGNETIC SEMICONDUCTORS AND OXIDES 저 자 명 PEARTON SJ; ABERNATHY CR; OVERBERG ME; THALER GT; NORTON DP; THEODOROPOULOU N; HEBARD AF; PARK YD; REN F; KIM J; BOATNER LA 요 약 (영 문) Recent advances in the theory and experimental realization of ferromagnetic semiconductors give hope that a new generation of microelectronic devices based on the spin degree of freedom of the electron can be developed. This review focuses primarily on promising candidate materials (su pras GaNndGaP and ZnO) in whi prthere is already a te pnology base and a fairly good in erstanding of the basic electrical and optical properties. The introduction of Mn into these and other materials in er the right conditions is f in to produce ferromagnetism near or above room temperature. There are a number of other potential dopant ions that c ilatee employed (su pras Fe, Ni, Co, Cr) as suggesteate mateory [see, for example, Sato and Katayama-Yoshida, Jppr J. Appl. Phys., Part 2 39, L555 (2000)]. Growat of these ferromagnetic materials e matin film te pniques, su pras molecular beam epitaxy or pulsed laser deposig candprovides excellent control of the dopant concentration an the abiligy to grow single-phase layers. The me panism for the observed magnetic bepavior is complex and appears to depend on a number of factors, including Mn-Mn spacingndidatcarrier densigy an type.o) r example, in a simple Ru erman-kigtel-kasuya-yosidatcarrier-mediateatexcpange me panism, the free-carrier/mn ion interaction can be eigher ferromagnetic or antiferromagnetic depending on the separation of the Mn ions. Potential applications for ferromagnetic semiconductors and oxides include electrically controlled magnetic sensors and actuators, high-density ultralow-power memory and logic, spin-polarized light emitters for optical encoding, advanced optical switches and modulators and devices with integrated magnetic, electronic and optical functionality. (C) 2003 American Institute of Physics Research Fronts WIDE BAND GAP FERROMAGNETIC SEMICONDUCTORS-OXIDES; WIDE BANDGAP SEMICONDUCTOR SPINTRONICS MATERIALS ADVANCES 사사(Acknowledgements) The authors are indebted to J. M. Poate and B. R. Appleton for their encouragement in writing this article and to Professor S. von Molnar for his comments. The work at the University of Florida was partially supported by the U.S. Army Research Office under Grant No. ARO DAAD 19-01-1-1701 ~J. M. Zavada! and by the NSF under Grant Nos. DMR-0101856, DMR-0101438 and CTS-991173. The work at Seoul National University was partially supported by KOSEF and a Samsung Electronics endowment through CSCMR and by Seoul National University Research Foundation. Discussions with S. Arnason, P. Kumar, R. Bhatt, J. S. Lee, Z. G. Khim and D. Maslov are gratefully acknowledged. 178
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 79 2003 PHYSICAL REVIEW LETTERS PHYSICS 327 Article 논 문 제 목 OBSERVATION OF AN EXOTIC S =+1 BARYON IN EXCLUSIVE PHOTOPRODUCTION FROM THE DEUTERON 저 자 명 * CLAS Collaboration : STEPANYAN S; HICKS K; CARMAN DS; PASYUK E; SCHUMACHER RA; SMITH ES; TEDESCHI DJ; TODOR L; ADAMS G; AMBROZEWICZ P; ANCIANT E; ANGHINOLFI M; ASAVAPIBHOP B; AUDIT G; AVAKIAN H; BAGDASARYAN H; BALL JP; BARROW SP; BATTAGLIERI M; BEARD K; BEKTASOGLU M; BELLIS M; BERMAN BL; BIANCHI N; BISELLI AS; BOIARINOV S; BOUCHIGNY S; BRADFORD R; BRANFORD D; BRISCOE WJ; BROOKS WK; BURKERT VD; BUTUCEANU C; CALARCO JR; CARNAHAN B; CHEN S; CICIANI L; COLE PL; COLEMAN A; CORDS D; CORVISIERO P; CRABB D; CRANNELL H; CUMMINGS JP; DE SANCTIS E; DEGTYARENKO PV; DENIZLI H; DENNIS L; DE VITA R; DHARMAWARDANE KV; DHUGA KS; DJALALI C; DODGE GE; DOUGHTY D; DRAGOVITSCH P; DUGGER M; DYTMAN S; DZYUBAK OP; EGIYAN H; EGIYAN KS; ELOUADRHIRI L; EMPL A; EUGENIO P; FATEMI R; FEUERBACH RJ; FICENEC J; FOREST TA; FUNSTEN H; GARCON M; GAVALIAN G; GILFOYLE GP; GIOVANETTI KL 외 137명 요 약 (영 문) In an exclusive measurement of the reaction gammad-->k+k- pn, a narrow peak that can be attributed to an exotic baryon with strangeness S=+ 1 is seen in the K(+)n invariant mass spectrum. The peak is at 1.542+/-0.005 GeV/c(2) with a measured width of 0.021 GeV/c(2) FWHM, which is largely determined by experimental mass resolution. The statistical significance of the peak is (5.2+/-0.6)sigma. The mass and width of the observed peak are consistent with recent reports of a narrow S=+1 baryon by other experimental groups. Research Fronts NARROW S = +1 BARYON RESONANCE; NARROW S =1 BARYON STATE; EXOTIC S =+1 BARYON; NARROW ANTI-CHARMED BARYON STATE; PENTAQUARK BARYON 사사(Acknowledgements) We acknowledge the outstanding efforts of the staff of the Accelerator Division and the Physics Division at Jefferson Lab that made this experiment possible. This work is supported by the U.S. Department of Energy and the National Science Foundation, the French Commissariat a` l Energie Atomique, the French Centre National de la Recherche Scientifique, the Italian Istituto Nazionale di Fisica Nucleare, the Korea Science and Engineering Foundation, and the U.K. Engineering and Physical Research Sciences Council. The Southeastern Universities Research Association (SURA) operates the Thomas Jefferson National Accelerator Facility for the U.S. Department of Energy under Contract No. DE-AC05-84ER40150. 179
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 80 2003 PHYSICAL REVIEW LETTERS PHYSICS 254 Article 논 문 제 목 SUPPRESSED PI(0) PRODUCTION AT LARGE TRANSVERSE MOMENTUM IN CENTRAL AU PLUS AU COLLISIONS AT ROOT S(NN)=200 GEV 저 자 명 * PHENIX Collaboration : ADLER SS; AFANASIEV S; AIDALA C; AJITANAND NN; AKIBA Y; ALEXANDER J; AMIRIKAS R; APHECETCHE L; ARONSON SH; AVERBECK R; AWES TC; AZMOUN R; BABINTSEV V; BALDISSERI A; BARISH KN; BARNES PD; BASSALLECK B; BATHE S; BATSOULI S; BAUBLIS V; BAZILEVSKY A; BELIKOV S; BERDNIKOV Y; BHAGAVATULA S; BOISSEVAIN JG; BOREL H; BORENSTEIN S; BROOKS ML; BROWN DS; BRUNER N; BUCHER D; BUESCHING H; BUMAZHNOV V; BUNCE G; BURWARD-HOY JM; BUTSYK S; CAMARD X; CHAI JS; CHAND P; CHANG WC; CHERNICHENKO S; CHI CY; CHIBA J; CHIU M; CHOI IJ; CHOI J; CHOUDHURY RK; CHUJO T; CIANCIOLO V; COBIGO Y; COLE BA; CONSTANTIN P; D'ENTERRIA DG; DAVID G; DELAGRANGE H; DENISOV A; DESHPANDE A; DESMOND EJ; DIETZSCH O; DRAPIER O; DREES A; DREES KA; DU RIETZ R; DURUM A; DUTTA D; EFREMENKO YV; EL CHENAWI K; ENOKIZONO A; EN'YO H; ESUMI S; EWELL L; FIELDS DE; FLEURET F; FOKIN SL; FOX BD; FRAENKEL Z; FRANTZ JE; FRANZ A; FRAWLEY AD; FUNG SY; GARPMAN S; GHOSH TK; GLENN A; GOGIBERIDZE G; GONIN M; GOSSET J; GOTO Y; DE CASSAGNAC RG; GRAU N; GREENE SV; PERDEKAMP MG; GURYN W; GUSTAFSSON HA; HACHIYA T; HAGGERTY JS; HAMAGAKI H; HANSEN AG; HARTOUNI EP; HARVEY M; HAYANO R; HE X; HEFFNER M; HEMMICK TK; HEUSER JM; HIBINO M; HILL JC; HOLZMANN W; HOMMA K; HONG B; HOOVER A; ICHIHARA T; IKONNIKOV VV; IMAI K; ISENHOWER L; ISHIHARA M; ISSAH M; ISUPOV A; JACAK BV; JANG WY; JEONG Y; JIA J; JINNOUCHI O; JOHNSON BM; JOHNSON SC; JOO KS; JOUAN D; KAMETANI S; KAMIHARA N; KANG JH; KAPOOR SS; KATOU K; KELLY S; KHACHATUROV B; KHANZADEEV A; KIKUCHI J 외 201명 요 약 (영 문) Transverse momentum spectra of neutral pions in the range 1<p(T)<10 GeV/c have been measured at midrapidity by the PHENIX experiment at BNL RHIC in Au+Au collisions at roots(nn)=200 GeV. The pi(0) multiplicity in central reactions is significantly below the yields measured at the same roots(nn) in peripheral Au+Au and p+p reactions scaled by the number of nucleon-nucleon collisions. For the most central bin, the suppression factor is similar to2.5 at p(t)=2 GeV/c and increases to similar to4-5 at p(t)approximate to4 GeV/c. At larger p(t), the suppression remains constant within errors. The deficit is already apparent in semiperipheral reactions and increases smoothly with centrality. Research Fronts ROOT S(NN)=200 GEV AU+AU COLLISIONS; ROOT S(NN)=200 GEV D+AU COLLISIONS; CENTRAL AU PLUS AU COLLISIONS; D PLUS AU COLLISIONS; HIGH ENERGY PA COLLISIONS 사사(Acknowledgements) We thank the staff of the Collider-Accelerator and Physics Departments at BNL for their vital contributions. We acknowledge support from the Department of Energy and NSF (U.S.A.), MEXT and JSPS (Japan), CNPq and FAPESP (Brazil), NSFC (China), CNRSIN2P3 and CEA (France), BMBF, DAAD, and AvH (Germany), OTKA (Hungary), DAE and DST (India), ISF (Israel), KRF and CHEP (Korea), RMIST, RAS, and RMAE (Russia), VR and KAW (Sweden), U.S. CRDF for the FSU, U.S.-Hungarian NSF-OTKA-MTA, and U.S.-Israel BSF. 180
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 81 2004 PHYSICAL LETTERS B PHYSICS 2,965 Review 논 문 제 목 REVIEW OF PARTICLE PHYSICS 저 자 명 * Particle Data Grp : EIDELMAN S; HAYES KG; OLIVE KA; AGUILAR-BENITEZ M; AMSLER C; ASNER D; BABU KS; BARNETT RM; BERINGER J; BURCHAT PR; CARONE CD; CASO C; CONFORTO G; DAHL O; D'AMBROSIO G; DOSER M; FENG JL; GHERGHETTA T; GIBBONS L; GOODMAN M; GRAB C; GROOM DE; GURTU A; HAGIWARA K; HERNANDEZ-REY JJ; HIKASA K; HONSCHEID K; JAWAHERY H; KOLDA C; KWON Y; MANGANO ML; MANOHAR AV; MARCH-RUSSELL J; MASONI A; MIQUEL R; MONIG K; MURAYAMA H; NAKAMURA K; NAVAS S; PAPE L; PATRIGNANI C; PIEPKE A; RAFFELT G; ROOS M; TANABASHI M; TERNING J; TORNQVIST NA; TRIPPE TG; VOGEL P; WOHL CG; WORKMAN RL; YAO WM; ZYLA PA 요 약 (영 문) This biennial Review summarizes much of Particle Physics. Using data from previous editions, plus 1726 new measurements from 512 papers, we list, evaluate, and average measured properties of gauge bosons, leptons, quarks, mesons, and baryons. We also summarize searches for hypothetical particles such as Higgs bosons, heavy neutrinos, and supersymmetric particles. All the particle properties and search limits are listed in Summary Tables. We also give numerous tables, figures, formulae, and reviews of topics such as the Standard Model, particle detectors, probability, and statistics. Among the 119 reviews are many that are new or heavily revised including those on neutrino mixing, CP violation in K, D, and B mesons, V-cb, the new exotic e(1540) particle, extra-dimensions, grand unified theories, cosmic background radiation, dark matter, cosmological parameters, and big bang cosmology. A booklet is available containing the Summary Tables and abbreviated versions of some of the other sections of this full Review. All tables, listings, and reviews (and errata) are also available on the Particle Data Group website: http://pdg.lbl.gov. Research Fronts 없음 사사(Acknowledgements) The publication of the Review of Particle Physics is supported by the Director, Office of Science, Office of High Energy and Nuclear Physics, the Division of High Energy Physics of the U S Department of Energy under Contract No DE AC-AC03-76SF00098; by the U S National Science Foundation under Agreement No PHY-00709en; by the European Laboratory for Particle Physics (CERN); by an imagementing arrangement between the govern09en; of Jopan (MEXT : Ministry of Education, Culture, Sports, Science and Technology) and the United States (DOE) on coopangtive research and development and by the Italian National Institute of Nuclear Physics (INFN). 181
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 82 2004 PHYSICAL REVIEW LETTERS PHYSICS 249 Article 논 문 제 목 EVIDENCE FOR AN OSCILLATORY SIGNATURE IN ATMOSPHERIC NEUTRINO OSCILLATIONS 저 자 명 * Super-Kamiokande Collaboration : ASHIE Y; HOSAKA J; ISHIHARA K; ITOW Y; KAMEDA J; KOSHIO Y; MINAMINO A; MITSUDA C; MIURA M; MORIYAMA S; NAKAHATA M; NAMBA T; NAMBU R; OBAYASHI Y; SHIOZAWA M; SUZUKI Y; TAKEUCHI Y; TAKI K; YAMADA S; ISHITSUKA M; KAJITA T; KANEYUKI K; NAKAYAMA S; OKADA A; OKUMURA K; OOYABU T; SAJI C; TAKENAGA Y; DESAI S; KEARNS E; LIKHODED S; STONE JL; SULAK LR; WALTER CW; WANG W; GOLDHABER M; CASPER D; CRAVENS JP; GAJEWSKI W; KROPP WR; LIU DW; MINE S; SMY MB; SOBEL HW; STERNER CW; VAGINS MR; GANEZER KS; HILL J; KEIG WE; JANG JS; KIM JY; LIM IT; ELLSWORTH RW; TASAKA S; GUILLIAN G; KIBAYASHI A; LEARNED JG; MATSUNO S; TAKEMORI D; MESSIER MD; HAYATO Y; ICHIKAWA AK; ISHIDA T; ISHII T; IWASHITA T; KOBAYASHI T; MARUYAMA T; NAKAMURA K; NITTA K; OYAMA Y; SAKUDA M; TOTSUKA Y; SUZUKI AT; HASEGAWA M; HAYASHI K; INAGAKI T; KATO I; MAESAKA H; MORITA T; NAKAYA T; NISHIKAWA K; SASAKI T; UEDA S; YAMAMOTO S; HAINES TJ; DAZELEY S; HATAKEYAMA S; SVOBODA R; BLAUFUSS E; GOODMAN JA; SULLIVAN GW; TURCAN D; SCHOLBERG K; HABIG A; FUKUDA Y; JUNG CK; KATO T; KOBAYASHI K; MALEK M; MAUGER C; MCGREW C; SARRAT A; SHARKEY E; YANAGISAWA C; TOSHITO T; MIYANO K; TAMURA N; ISHII J; KUNO Y; NAGASHIMA Y; TAKITA M; YOSHIDA M; KIM SB; YOO J; OKAZAWA H; ISHIZUKA T; CHOI Y; SEO HK; GANDO Y; HASEGAWA T; INOUE K; SHIRAI J; SUZUKI A; KOSHIBA M; NAKAJIMA Y; NISHIJIMA K; HARADA T; ISHINO H; NISHIMURA R; WATANABE Y; KIELCZEWSKA D; ZALIPSKA J; BERNS HG; GRAN R; SHIRAISHI KK; STACHYRA A; WASHBURN K; WILKES RJ; SUPER-KAMIOKANDE COLLABORATION 요 약 (영 문) Muon neutrino disappearance probability as a function of neutrino flight length L over neutrino energy E was studied. A dip in the L/E distribution was observed in the data, as predicted from the sinusoidal flavor transition probability of neutrino oscillation. The observed L/E distribution constrained nu(mu)<---->nu(tau) neutrino oscillation parameters; 1.9x10(-3)<Deltam(2)<3.0x10(-3) ev(2) and sin(2)2theta>0.90 at 90% confidence level. Research Fronts REACTOR NEUTRINO OSCILLATION EXPERIMENTS; LONG-BASELINE NEUTRINO OSCILLATION EXPERIMENTS; TRI-BIMAXIMAL NEUTRINO MIXING; MAXIMAL ATMOSPHERIC NEUTRINO MIXING; ATMOSPHERIC NEUTRINO OSCILLATION PARAMETERS 사사(Acknowledgements) We gratefully acknowledge the cooperation of the Kamioka Mining and Smelting Company. The Super-Kamiokande experiment has been built and operated from funding by the Japanese Ministry of Education, Culture, Sports, Science and Technology, the United States Department of Energy, and the U.S. National Science Foundation. 182
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 83 2004 PHYSICAL REVIEW C PHYSICS 248 Article 논 문 제 목 IDENTIFIED CHARGED PARTICLE SPECTRA AND YIELDS IN AU PLUS AU COLLISIONS AT ROOT(SNN)=200 GEV 저 자 명 * PHENIX COLLABORATION : ADLER SS; AFANASIEV S; AIDALA C; AJITANAND NN; AKIBA Y; ALEXANDER J; AMIRIKAS R; APHECETCHE L; ARONSON SH; AVERBECK R; AWES TC; AZMOUN R; BABINTSEV V; BALDISSERI A; BARISH KN; BARNES PD; BASSALLECK B; BATHE S; BATSOULI S; BAUBLIS V; BAZILEVSKY A; BELIKOV S; BERDNIKOV Y; BHAGAVATULA S; BOISSEVAIN JG; BOREL H; BORENSTEIN S; BROOKS ML; BROWN DS; BRUNER N; BUCHER D; BUESCHING H; BUMAZHNOV V; BUNCE G; BURWARD-HOY JM; BUTSYK S; CAMARD X; CHAI JS; CHAND P; CHANG WC; CHERNICHENKO S; CHI CY; CHIBA J; CHIU M; CHOI IJ; CHOI J; CHOUDHURY RK; CHUJO T; CIANCIOLO V; COBIGO Y; COLE BA; CONSTANTIN P; D'ENTERRIA DG; DAVID G; DELAGRANGE H; DENISOV A; DESHPANDE A 외 278명 요 약 (영 문) The centrality dependence of transverse momentum distributions and yields for pi(+/-),k+/-,p, and (p) over bar in Au+Au collisions at roots(nn)=200 GeV at midrapidity are measured by the PHENIX experiment at the Relativistic Heavy Ion Collider. We observe a clear particle mass dependence of the shapes of transverse momentum spectra in central collisions below similar to2 GeV/c in p(t). Both mean transverse momenta and particle yields per participant pair increase from peripheral to midcentral and saturate at the most central collisions for all particle species. We also measure particle ratios of pi(-)/pi(+), K-/K+, (p) over bar /p, K/pi, p/pi, and (p) over bar/pi as a function of p(t) and collision centrality. The ratios of equal mass particle yields are independent of p(t) and centrality within the experimental uncertainties. In central collisions at intermediate transverse momenta similar to1.5-4.5 GeV/c, proton and antiproton yields constitute a significant fraction of the charged hadron production and show a scaling behavior different from that of pions. Research Fronts AU PLUS AU COLLISIONS; IDENTIFIED CHARGED PARTICLE SPECTRA; IDENTIFIED PARTICLE DISTRIBUTIONS; ROOT S(NN)=200 GEV; ROOT(SNN)=200 GEV 사사(Acknowledgements) We thank the staff of the Collider-Accelerator and Physics Departments at Brookhaven National Laboratory and the staff of the other PHENIX participating institutions for their vital contributions. We acknowledge support from the Department of Energy, Office of Science, Nuclear Physics Division, the National Science Foundation, Abilene Christian University Research Council, Research Foundation of SUNY, and Dean of the College of Arts and Sciences, Vanderbilt University (USA), Ministry of Education, Culture, Sports, Science, and Technology and the Japan Society for the Promotion of Science (Japan), Conselho Nacional de Desenvolvimento Cientifico e Tecnolбgico and Fandacao de Amparo Pesquisa do Estado de S o Paulo (Brazil), Natural Science Foundation of China (People s Republic of China), Centre National de la Recherche Scientifique, Commissariat l nergie Atomique, Institut National de Physique Nucl aire et de Physique des Particules, and Institut National de Physique Nucl aire et de Physique des Particules (France), Bundesministerium fuer Bildung und Forschung, Deutscher Akademischer Austausch Dienst, and Alexander von Humboldt Stiftung (Germany), Hungarian National Science Fund, OTKA (Hungary), Department of Atomic Energy and Department of Science and Technology (India), Israel Science Foundation (Israel), Korea Research Foundation and Center for High Energy Physics (Korea), Russian Ministry of Industry, Science and Tekhnologies, Russian Academy of Science, Russian Ministry of Atomic Energy (Russia), VR and the Wallenberg Foundation (Sweden), the U.S. Civilian Research and Development Foundation for the Independent States of the Former Soviet Union, the US-Hungarian NSF-OTKAMTA, the US-Israel Binational Science Foundation, and the Fifth European Union TMR Marie-Curie Programme. 183
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 84 2004 PHYSICAL REVIEW LETTERS PHYSICS 216 Article 논 문 제 목 OBSERVATION OF AN EXOTIC BARYON WITH S =+1 IN PHOTOPRODUCTION FROM THE PROTON 저 자 명 * CLAS COLLABORATION : KUBAROVSKY V; GUO L; WEYGAND DP; STOLER P; BATTAGLIERI M; DEVITA R; ADAMS G; LI J; NOZAR M; SALGADO C; AMBROZEWICZ P; ANCIANT E; ANGHINOLFI M; ASAVAPIBHOP B; AUDIT G; AUGER T; AVAKIAN H; BAGDASARYAN H; BALL JP; BARROW S; BEARD K; BEKTASOGLU M; BELLIS M; BENMOUNA N; BERMAN BL; BIANCHI N; BISELLI AS; BOIARINOV S; BOUCHIGNY S; BRADFORD R; BRANFORD D; BRISCOE WJ; BROOKS WK; BURKERT VD; BUTUCEANU C; CALARCO JR; CARMAN DS; CARNAHAN B; CETINA C; CHEN S; CICIANI L; COLE PL; CONNELLY J; CORDS D; CORVISIERO P; CRABB D; CRANNELL H; CUMMINGS JP; DE SANCTIS E; DEGTYARENKO PV; DENIZLI H; DENNIS L; DHARMAWARDANE KV; DJALALI C; DODGE GE; DOUGHTY D; DRAGOVITSCH P; DUGGER M; DYTMAN S; DZYUBAK OP; EGIYAN H; EGIYAN KS; ELOUADRHIRI L; EMPL A; EUGENIO P; FARHI L; FATEMI R; FEUERBACH RJ; FICENEC J; FOREST TA; FROLOV V; FUNSTEN H; GAFF SJ; GARCON M; GAVALIAN G; GILFOYLE GP; GIOVANETTI KL; GIRARD P; GOTHE R; GORDON CIO; GRIFFIOEN K; GUIDAL M; GUILLO M; GYURJYAN V; HADJIDAKIS C; HAKOBYAN RS; HANCOCK D; HARDIE J; HEDDLE D; HEIMBERG P; HERSMAN FW; HICKS K; HOLTROP M; HU J; ILIEVA Y; ITO MM; JENKINS D; JOO K; JUENGST HG; KELLEY JH; KHANDAKER M; KIM KY; KIM K; KIM W; KLEIN FJ; KLIMENKO AV; KLUSMAN M; KOSSOV M; KRAMER LH; KUHN SE; KUHN J; LACHNIET J; LAGET JM; LANGHEINRICH J; LAWRENCE D; LONGHI A; LUKASHIN K; MAJOR RW; MANAK JJ; MARCHAND C; MCALEER S; MCNABB JWC; MECKING BA; MEHRABYAN S; MELONE JJ; MESTAYER MD; MEYER CA; MIKHAILOV K; MINEHART R; MIRAZITA M; MISKIMEN R; MOKEEV V; MORAND L; MORROW SA; MOZER MU; MUCCIFORA V; MUELLER J; MUTCHLER GS; NAPOLITANO J; NASSERIPOUR R 외 70명 요 약 (영 문) The reaction gammap-->pi(+)k(-)k(+)n was studied at Jefferson Laboratory using a tagged photon beam with an energy range of 3-5.47 GeV. A narrow baryon state with strangeness S=+1 and mass M=1555+/-10 MeV/c(2) was observed in the nk(+) invariant mass spectrum. The peak's width is consistent with the CLAS resolution (FWHM=26 MeV/c(2)), and its statistical significance is (7.8+/-1.0)sigma. A baryon with positive strangeness has exotic structure and cannot be described in the framework of the naive constituent quark model. The mass of the observed state is consistent with the mass predicted by the chiral soliton model for the Theta(+) baryon. In addition, the pk(+) invariant mass distribution was analyzed in the reaction gammap-->k(-)k(+)p with high statistics in search of doubly charged exotic baryon states. No resonance structures were found in this spectrum. Research Fronts NARROW S = +1 BARYON RESONANCE; NARROW S =1 BARYON STATE; EXOTIC S =+1 BARYON; NARROW ANTI-CHARMED BARYON STATE; PENTAQUARK BARYON 사사(Acknowledgements) We acknowledge the outstanding efforts of the staff of the Accelerator and the Physics Divisions at Jefferson Laboratory that made this experiment possible. This work was supported in part by the U.S. Department of Energy, by the National Science Foundation, by the Istituto Nazionale di Fisica Nucleare, by the French Centre National de la Recherche Scientifique, by the French Commissariat a` l Energie Atomique, by an Emmy Noether grant from the Deutsche Forschungs gemeinschaft, and by the Korean Science and Engineering Foundation. The Southeastern Universities Research Association (SURA) operates the Thomas Jefferson National Accelerator Facility for the United States Department of Energy under Contract No. DE-AC05-84ER40150. 184
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 85 2005 NUCLEAR PHYSICS A PHYSICS 413 Review 논 문 제 목 FORMATION OF DENSE PARTONIC MATTER IN RELATIVISTIC NUCLEUS-NUCLEUS COLLISIONS AT RHIC: EXPERIMENTAL EVALUATION BY THE PHENIX COLLABORATION 저 자 명 * PHENIX COLLABORATION : ADCOX K; ADLER SS; AFANASIEV S; AIDALA C; AJITANAND NN; AKIBA Y; AL-JAMEL A; ALEXANDER J; AMIRIKAS R; AOKI K; APHECETCHE L; ARAI Y; ARMENDARIZ R; ARONSON SH; AVERBECK R; AWES TC; AZMOUN R; BABINTSEV V; BALDISSERI A; BARISH KN; BARNES PD; BARRETTE J; BASSALLECK B; BATHE S; BATSOULI S; BAUBLIS V; BAUER F; BAZILEVSKY A; BELIKOV S; BELLAICHE FG; BELYAEV ST; BENNETT MJ; BERDNIKOV Y; BHAGAVATULA S; BJORNDAL MT; BOISSEVAIN JG; BOREL H; BORENSTEIN S; BOTELHO S; BROOKS ML; BROWN DS; BRUNER N; BUCHER D; BUESCHING H; BUMAZHNOV V; BUNCE G; BURWARD-HOY JM; BUTSYK S; CAMARD X; CAREY TA; CHAI JS; CHAND P; CHANG J; CHANG WC; CHAVEZ LL; CHERNICHENKO S; CHI CY; CHIBA J; CHIU M; CHOI IJ; CHOI J; CHOUDHURY RK; CHRIST T; CHUJO T; CHUNG MS; CHUNG P; CIANCIOLO V; CLEVEN CR; COBIGO Y; COLE BA; COMETS MP; CONSTANTIN P; CSANAD M; CSORGO T 외 444명 요 약 (영 문) Extensive experimental data from high-energy nucleus-nucleus collisions were recorded using the PHENIX detector at the Relativistic Heavy Ion Collider (RHIC). The comprehensive set of measurements from the first three years of RHIC operation includes charged particle multiplicities, transverse energy, yield ratios and spectra of identified hadrons in a wide range of transverse momenta (PT), elliptic flow, two-particle correlations, nonstatistical fluctuations, and suppression of particle production at high PT. The results are examined with an emphasis on implications for the formation of a new state of dense matter. We find that the state of matter created at RHIC cannot be described in terms of ordinary color neutral hadrons. (c) 2005 Elsevier B.V. All rights reserved. Research Fronts RELATIVISTIC NUCLEUS-NUCLEUS COLLISIONS; RHIC COLLISIONS; RHIC EXPERIMENTS; QUARK-GLUON PLASMA; QCD MATTER DISCOVERED 사사(Acknowledgements) We thank the staff of the Collider-Accelerator and Physics Departments at Brookhaven National Laboratory and the staff of the other PHENIX participating institutions for their vital contributions. We acknowledge support from the Department of Energy, Office of Science, Nuclear Physics Division, the National Science Foundation, Abilene Christian University Research Council, Research Foundation of SUNY, and Dean of the College of Arts and Sciences, Vanderbilt University (USA); Ministry of Education, Culture, Sports, Science, and Technology and the Japan Society for the Promotion of Science (Japan); Conselho Nacional de Desenvolvimento Cient fico e Tecnol gico and Funda ao de Amparo Pesquisa do Estado de Sao Paulo (Brazil); Natural Science Foundation of China (People s Republic of China); Centre National de la Recherche Scientifique, Commissariat l nergie Atomique, Institut National de Physique Nucl aire et de Physique aireparticules, and Association pour la Recherche et le D veloppement airem thoaireet Processus Industriels (France); Ministry of Industry, Science and Tekhnologies, Bundesministerium f r Bildung und Forschung, Deutscher Akademischer Austausch Dienst, and Alexander von Humboldt Stiftung (Germany); Hungarian National Science Fund, OTKA (Hungary); Department of Atomic Energy and Department of Science and Technology (India); Israel Science Foundation (Israel); Korea Research Foundation and Center for High Energy Physics (Korea); Russian Ministry of Industry, Science and Tekhnologies, Russian Academy of Science, Russian Ministry of Atomic Energy (Russia); VR and the Wallenberg Foundation (Sweden); the US Civilian Research and Development Foundation for the Independent States of the Former Soviet Union; the US Hungarian NSF-OTKA-MTA; and the US Israel Binational Science Foundation. 185
피인용 상위 1% 논문현황 분석 186
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 87 2005 PHYSICAL REVIEW LETTERS PHYSICS 180 Article 논 문 제 목 EVIDENCE FOR MUON NEUTRINO OSCILLATION IN AN ACCELERATOR-BASED EXPERIMENT 저 자 명 * The K2K Collaboration : ALIU E; ANDRINGA S; AOKI S; ARGYRIADES J; ASAKURA K; ASHIE R; BERNS H; BHANG H; BLONDEL A; BORGHI S; BOUCHEZ J; BURGUET-CASTELL J; CASPER D; CAVATA C; CERVERA A; CHO KO; CHOI JH; DORE U; ESPINAL X; FECHNER M; FERNANDEZ E; FUKUDA Y; GOMEZ-CADENAS J; GRAN R; HARA T; HASEGAWA M; HASEGAWA T; HAYASHI K; HAYATO Y; HELMER RL; HILL J; HIRAIDE K; HOSAKA J; ICHIKAWA AK; IINUMA M; IKEDA A; INAGAKI T; ISHIDA T; ISHIHARA K; ISHII T; ISHITSUKA M; ITOW Y; IWASHITA T; JANG HI; JEON EJ; JEONG IS; JOO K; JOVER G; JUNG CK; KAJITA T; KAMEDA J; KANEYUKI K; KATO I; KEARNS E; KERR D; KIM CO; KHABIBULLIN M; KHOTJANTSEV A; KIELCZEWSKA D; KIM JY; KIM S; KITCHING P; KOBAYASHI K; KOBAYASHI T; KONAKA A; KOSHIO Y; KROPP W; KUBOTA J; KUDENKO Y; KUNO Y; KUTTER T; LEARNED J; LIKHODED S; LIM IT; LOVERRE PF; LUDOVICI L; MAESAKA H; MALLET J; MARIANI C; MARUYAMA T; MATSUNO S; MATVEEV V; MAUGER C; MCCONNEL K; MCGREW C; MIKHEYEV S; MINAMINO A; MINE S; MINEEV O; MITSUDA C; MIURA M; MORIGUCHI Y; MORITA T; MORIYAMA S; NAKADAIRA T; NAKAHATA M; NAKAMURA K; NAKANO I; NAKAYA T; NAKAYAMA S; NAMBA T; NAMBU R; NAWANG S; NISHIKAWA K; NITTA K; NOVA F; NOVELLA P; OBAYASHI Y; OKADA A; OKUMURA K; OSER SM; OYAMA Y; PAC MY; PIERRE F; RODRIGUEZ A; SAJI C; SAKUDA M; SANCHEZ F; SARRAT A; SASAKI T; SCHOLBERG K; SCHROETER R; SEKIGUCHI M; SHARKEY E; SHIOZAWA M; SHIRAISHI K; SITJES G; SMY M; SOBEL H; STONE J; SULAK L; SUZUKI A; SUZUKI Y; TAKAHASHI T; TAKENAGA Y; TAKEUCHI Y; TAKI K; TAKUBO Y; TAMURA N; TANAKA M; TERRI R; T'JAMPENS S; TORNERO-LOPEZ A; TOTSUKA Y; UEDA S; VAGINS M; WALTER CW; WANG W; WILKES RJ; YAMADA S; YAMAMOTO S; YANAGISAWA C; YERSHOV N; YOKOYAMA H; YOKOYAMA M; YOO J; YOSHIDA M; ZALIPSKA J 요 약 (영 문) We present results for nu(mu) oscillation in the KEK to Kamioka (K2K) long-baseline neutrino oscillation experiment. K2K uses an accelerator-produced nu(mu) beam with a mean energy of 1.3 GeV directed at the Super-Kamiokande detector. We observed the energy-dependent disappearance of nu(mu), which we presume have oscillated to nu(tau). The probability that we would observe these results if there is no neutrino oscillation is 0.0050% (4.0sigma). Research Fronts REACTOR NEUTRINO OSCILLATION EXPERIMENTS; LONG-BASELINE NEUTRINO OSCILLATION EXPERIMENTS; TRI-BIMAXIMAL NEUTRINO MIXING; MAXIMAL ATMOSPHERIC NEUTRINO MIXING; ATMOSPHERIC NEUTRINO OSCILLATION PARAMETERS 사사(Acknowledgements) We thank the KEK and ICRR directorates for their strong support and encouragement. K2K is made possible by the inventiveness and the diligent efforts of the KEK-PS Machine Group and Beam Channel Group. We gratefully acknowledge the cooperation of the Kamioka Mining and Smelting Company. This work has been supported by the Ministry of Education, Culture, Sports, Science and Technology of the Government of Japan, the Japan Society for Promotion of Science, the U.S. Department of Energy, the Korea Research Foundation, the Korea Science and Engineering Foundation, NSERC Canada and Canada Foundation for Innovation, the Istituto Nazionale di Fisica Nucleare (Italy), the Spanish Ministry of Science and Technology, and Polish KBN Grants No. 1P03B08227 and No. 1P03B03826. 187
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 88 2005 NUCLEAR PHYSICS B PHYSICS 157 Article 논 문 제 목 SOFT SUPERSYMMETRY BREAKING IN KKLT FLUX COMPACTIFICATION 저 자 명 CHOI K; FALKOWSKI A; NILLES HP; OLECHOWSKI M 요 약 (영 문) We examine the structure of soft supersymmetry breaking terms in KKLT models of flux compactification with low energy supersymmetry. Moduli are stabilized by fluxes and nonperturbative dynamics while a de Sitter vacuum is obtained by adding supersymmetry breaking anti-branes. We discuss the characteristic pattern of mass scales in such a set-up as well as some features of 4D N = 1 supergravity breakdown by anti-branes. Anomaly mediation is found to always give an important contribution and one can easily arrange for flavor-independent soft terms. In its most attractive realization, the modulus mediation is comparable to the anomaly mediation, yielding a quite distinctive sparticle spectrum. In addition, the axion component of the modulus/dilaton superfield dynamically cancels the relative CP phase between the contributions of anomaly and modulus mediation, thereby avoiding dangerous SUSY CP violation. (c) 2005 Elsevier B.V. All rights reserved. Research Fronts SITTER STRING VACUA; SOFT SUPERSYMMETRY BREAKING TERMS; SITTER VACUA; KKLT FLUX COMPACTIFICATIONS; LOCALLY STABLE NON-SUPERSYMMETRIC MINKOWSKI VACUA 사사(Acknowledgements) This work was partially supported by the EU 6th Framework Program MRTN-CT-2004-503369 Quest for Unification and MRTN-CT-2004-005104 ForcesUniverse. K.C. is supported by Korean KRF PBRG 2002-070-C00022 and the Center for High Energy Physics of Kyungbook National University. A.F. was partially supported by the Polish KBN grant 2 P03B 129 24 for years 2003 2005. M.O. was partially supported by the Polish KBN grant 2 P03B 001 25 for years 2003 2005. K.C. would like to thank the theory group of Bonn University for the hospitality during his visit. The stay of A.F. at DESY is possible due to Research Fellowship granted by Alexander von Humboldt Foundation. 188
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 89 2005 PHYSICAL REVIEW D PHYSICS 153 Article 논 문 제 목 MEASUREMENT OF THE J/PSI MESON AND B-HADRON PRODUCTION CROSS SECTIONS IN P(P)OVER-BAR COLLISIONS AT ROOT S=1960 GEV 저 자 명 * CDF Collaboration : ACOSTA D; ADELMAN J; AFFOLDER T; AKIMOTO T; ALBROW MG; AMBROSE D; AMERIO S; AMIDEI D; ANASTASSOV A; ANIKEEV K; ANNOVI A; ANTOS J; AOKI M; APOLLINARI G; ARISAWA T; ARGUIN JF; ARTIKOV A; ASHMANSKAS W; ATTAL A; AZFAR F; AZZI-BACCHETTA P; BACCHETTA N; BACHACOU H; BADGETT W; BARBARO-GALTIERI A; BARKER GJ; BARNES VE; BARNETT BA; BAROIANT S; BARONE M; BAUER G; BEDESCHI F; BEHARI S; BELFORTE S; BELLETTINI G; BELLINGER J; BEN-HAIM E; BENJAMIN D; BERETVAS A; BHATTI A; BINKLEY M; BISELLO D; BISHAI M; BLAIR RE; BLOCKER C; BLOOM K; BLUMENFELD B; BOCCI A; BODEK A; BOLLA G; BOLSHOV A; BOOTH PSL; BORTOLETTO D; BOUDREAU J; BOUROV S; BRAU B; BROMBERG C; BRUBAKER E; BUDAGOV J; BUDD HS; BURKETT K; BUSETTO G; BUSSEY P; BYRUM KL; CABRERA S; CAMPANELLI M; CAMPBELL M; CANEPA A; CASARSA M; CARLSMITH D; CARRON S; CAROSI R; CAVALLI-SFORZA M; CASTRO A; CATASTINI P; CAUZ D; CERRI A; CERRITO L; CHAPMAN J; CHEN C; CHEN YC; 외 575명 요 약 (영 문) We present a new measurement of the inclusive and differential production cross sections of J/psi mesons and b hadrons in proton-antiproton collisions at roots=1960 GeV. The data correspond to an integrated luminosity of 39.7 pb(-1) collected by the CDF run II detector. We find the integrated cross section for inclusive J/psi production for all transverse momenta from 0 to 20 GeV/c in the rapidity range y <0.6 to be 4.08+/-0.02(stat)(-0.33)(+0.36)(syst) mub. We separate the fraction of J/psi events from the decay of the long-lived b hadrons using the lifetime distribution in all events with p(t)(j/psi)>1.25 GeV/c. We find the total cross section for b hadrons, including both hadrons and antihadrons, decaying to J/psi with transverse momenta greater than 1.25 GeV/c in the rapidity range y(j/psi) <0.6 is 0.330+/-0.005(stat)(-0.033)(+0.036)(syst) mub. Using a Monte Carlo simulation of the decay kinematics of b hadrons to all final states containing a J/psi, we extract the first measurement of the total single b-hadron cross section down to zero transverse momentum at roots=1960 GeV. We find the total single b-hadron cross section integrated over all transverse momenta for b hadrons in the rapidity range y <0.6 to be 17.6+/-0.4(stat)(-2.3)(+2.5)(syst) mub. Research Fronts B-HADRON PRODUCTION CROSS SECTIONS; T(T) PRODUCTION CROSS SECTION; 96 TEV USING LEPTON PLUS JETS EVENTS; P(P)OVER-BAR COLLISIONS; Z CROSS SECTIONS 사사(Acknowledgements) We thank the Fermilab staff and the technical staffs of the participating institutions for their vital contributions. This work was supported by the U.S. Department of Energy and National Science Foundation; the Italian Istituto Nazionale di Fisica Nucleare; the Ministry of Education, Culture, Sports, Science and Technology of Japan; the Natural Sciences and Engineering Research Council of Canada; the National Science Council of the Republic of China; the Swiss National Science Foundation; the A. P. Sloan Foundation; the Bundesministerium fuer Bildung und Forschung, Germany; the Korean Science and Engineering Foundation and the Korean Research Foundation; the Particle Physics and Astronomy Research Council and the Royal Society, U.K.; the Russian Foundation for Basic Research; the Commision Interministerial de Ciencia y Tecnologia, Spain; and in part by the European Community s Human Potential Programme under Contract No. HPRN-CT-2002-00292, Probe for New Physics. 189
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 JOURNAL OF PHYSICS 90 2006 G-NUCLEAR AND PARTICLE PHYSICS 2,263 Article PHYSICS 논 문 제 목 REVIEW OF PARTICLE PHYSICS 저 자 명 * ; PARTICLE DATA GRP : YAO WM; AMSLER C; ASNER D; BARNETT RM; BERINGER J; BURCHAT PR; CARONE CD; CASO C; DAHL O; D'AMBROSIO G; DE GOUVEA A; DOSER M; EIDELMAN S; FENG JL; GHERGHETTA T; GOODMAN M; GRAB C; GROOM DE; GURTU A; HAGIWARA K; HAYES KG; HERNANDEZ-REY JJ; HIKASA K; JAWAHERY H; KOLDA C; KWON Y; MANGANO ML; MANOHAR AV; MASONI A; MIQUEL R; MONIG K; MURAYAMA H; NAKAMURA K; NAVAS S; OLIVE KA; PAPE L; PATRIGNANI C; PIEPKE A; PUNZI G; RAFFELT G; SMITH JG; TANABASHI M; TERNING J; TORNQVIST NA; TRIPPE TG; VOGEL P; WATARI T; WOHL CG; WORKMAN RL; ZYLA PA 요 약 (영 문) This biennial Review summarizes much of particle physics. Using data from previous editions, plus 2633 new measurements from 689 papers, we list, evaluate, and average measured properties of guage bosons, leptons, quarks, mesons, and baryons. We also summarize searches for hypothetical particles such as Higgs bosons, heavy neutrinos, and supersymmetric particles. All the particle properties and search limits are listed in Summary Tables. We also give numerous tables, figures, formulae, and reviews of topics such as the Standard Model, particle detectors, probability, and statistics. among the 110 reviews are many that are new or heavily revised including those on CKM quark-mixing, V-ud & V-us, V-cb & V-ub, top quark, muon anomalous magnetic moment, extra dimensions, particle detectors, cosmic background radiation, dark matter, cosmological parameters, and big bang cosmology. Research Fronts 없음 사사(Acknowledgements) 없음 190
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 91 2006 PHYSICAL REVIEW D PHYSICS 244 Review 논 문 제 목 COSMOLOGICAL CONSTRAINTS FROM THE SDSS LUMINOUS RED GALAXIES 저 자 명 TEGMARK M; EISENSTEIN DJ; STRAUSS MA; WEINBERG DH; BLANTON MR; FRIEMAN JA 외 71명 요 약 (영 문) We measure the large-scale real-space power spectrum P(k) using luminous red galaxies (LRGs) in the Sloan Digital Sky Survey (SDSS) and use this measurement to sharpen constraints on cosmological parameters from the Wilkinson Microwave Anisotropy Probe (WMAP). We employ a matrix-based power spectrum estimation method using Pseudo-Karhunen-Loeve eigenmodes, producing uncorrelated minimum-variance measurements in 20 k-bands of both the clustering power and its anisotropy due to redshift-space distortions, with narrow and well-behaved window functions in the range 0.01h/Mpc < k < 0.2h/Mpc. Results from the LRG and main galaxy samples are consistent, with the former providing higher signal-to-noise. Our results are robust to omitting angular and radial density fluctuations and are consistent between different parts of the sky. They provide a striking confirmation of the predicted large-scale Lambda CDM power spectrum. Combining only SDSS LRG and WMAP data places robust constraints on many cosmological parameters that complement prior analyses of multiple data sets. The LRGs provide independent cross-checks on Omega(m) and the baryon fraction in good agreement with WMAP. Within the context of flat Lambda CDM models, our LRG measurements complement WMAP by sharpening the constraints on the matter density, the neutrino density and the tensor amplitude by about a factor of 2, giving Omega(m)=0.24 +/- 0.02 (1 sigma), (95%) and r < 0.3 (95%). Baryon oscillations are clearly detected and provide a robust measurement of the comoving distance to the median survey redshift z=0.35 independent of curvature and dark energy properties. Within the Lambda CDM framework, our power spectrum measurement improves the evidence for spatial flatness, sharpening the curvature constraint Omega(tot)=1.05 +/- 0.05 from WMAP alone to Omega(tot)=1.003 +/- 0.010. Assuming Omega(tot)=1, the equation of state parameter is constrained to w=-0.94 +/- 0.09, indicating the potential for more ambitious future LRG measurements to provide precision tests of the nature of dark energy. All these constraints are essentially independent of scales k > 0.1h/Mpc and associated nonlinear complications, yet agree well with more aggressive published analyses where nonlinear modeling is crucial. Research Fronts 없음 사사(Acknowledgements) We thank Angelica de Oliveira-Costa, Kirsten A. Hubbard, Oliver Zahn, and Matias Zaldarriaga for helpful comments, and Dulce Gonc alves de Oliveira Costa for ground support. We thank the WMAP team for making data and Monte Carlo Markov chains public via the Legacy Archive for Microwave Background Data Analysis (LAMBDA) at http://lambda.gsfc.nasa.gov, and Anthony Lewis and Sarah Bridle for making their CosmoMC software available at http://cosmologist.info/cosmomc. Support for LAMBDA is provided by the NASA Office of Space Science. M. T. was supported by NASA Grants NAG5-11099 and NNG06GC55G, NSF Grants AST-0134999, and 0607597, the Kavli Foundation, and the David and Lucile Packard Foundation, and the Research Corporation. D. J. E. was supported by NSF Grant AST-0407200 and by the Alfred P. Sloan Foundation. Funding for the SDSS has been provided by the Alfred P. Sloan Foundation, the Participating Institutions, the National Science Foundation, the U.S. Department of Energy, the National Aeronautics and Space Administration, the Japanese Monbukagakusho, the Max Planck Society, and the Higher Education Funding Council for England. The SDSS Web Site is http://www.sdss.org. The SDSS is managed by the Astrophysical Research Consortium for the Participating Institutions. The Participating Institutions are the American Museum of Natural History, Astrophysical Institute Potsdam, University of Basel, Cambridge University, Case Western Reserve University, University of Chicago, Drexel University, Fermilab, the Institute for Advanced Study, the Japan Participation Group, Johns Hopkins University, the Joint Institute for Nuclear Astrophysics, the Kavli Institute for Particle Astrophysics and Cosmology, the Korean Scientist Group, the Chinese Academy of Sciences (LAMOST), Los Alamos National Laboratory, the Max-Planck-Institute for Astronomy (MPIA), the Max-Planck-Institute for Astrophysics (MPA), New Mexico State University, Ohio State University, University of Pittsburgh, University of Portsmouth, Princeton University, the United States Naval Observatory, and the University of Washington. 191
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 92 2006 PHYSICAL REVIEW LETTERS PHYSICS 107 Article 논 문 제 목 DENSE-MEDIUM MODIFICATIONS TO JET-INDUCED HADRON PAIR DISTRIBUTIONS IN AU+AU COLLISIONS AT ROOT(NN)-N-S=200 GEV 저 자 명 * PHENIX Collaboration : ADLER SS; AFANASIEV S; AIDALA C; AJITANAND NN; AKIBA Y; ALEXANDER J; AMIRIKAS R; APHECETCHE L; ARONSON SH; AVERBECK R; AWES TC; AZMOUN R; BABINTSEV V; BALDISSERI A; BARISH KN; BARNES PD; BASSALLECK B; BATHE S; BATSOULI S; BAUBLIS V; BAZILEVSKY A; BELIKOV S; BERDNIKOV Y; BHAGAVATULA S; BOISSEVAIN JG; BOREL H; BORENSTEIN S; BROOKS ML; BROWN DS; BRUNER N; BUCHER D; BUESCHING H; BUMAZHNOV V; BUNCE G; BURWARD-HOY JM; BUTSYK S; CAMARD X; CHAI JS; CHAND P; CHANGBRC; CHERNICHENKO S; CHI CY; CHIBA J; CHIU M; CHOI IJ; CHOI J; CHOUDHURY RK; CHUJO T; CIANCIOLO V; COBIGO Y; COLE BA; CONSTANTIN P; D'ENTERRIA D; DAVID G; DELAGRANGE H; DENISOV A; DESHPANDE A; DESMOND EJ; DEVISMES A; DIETZSCH O; DRAPIER O; DREES A; DU RIETZ R; DURUM A; DUTTA D; EFREMENKO YV; EL CHENAWI K; ENOKIZONO A; EN'YO H; ESUMI S; EWELL L; FIELDS DE; FLEURET F; FOKIN SL; FOX BD; FRAENKEL Z; FRANTZ JE; FRANZ A; FRAWLEY AD; FUNGBSY; GARPMAN S; GHOSH TK; GLENN A; GOGIBERIDZE G; GONIN M; GOSSET J; GOTO Y; DE CASSAGNAC RG; GRAU N; GREENE SV; PERDEKAMP MG; GURYNBR; GUSTAFSSON HA; HACHIYA T; HAGGERTY JS; HAMAGAKI H; HANSEN AG; HARTOUNI EP; HARVEY M; HAYANO R; HAYASHI N; HE X; HEFFNER M; HEMMICK TK; HEUSER JM; HIBINO M; HILL JC; HOLZMANNBR; HOMMA K; HONGBB; HOOVER A; ICHIHARA T; IKONNIKOV VV; IMAI K; ISENHOWER D; ISHIHARA M; ISSAH M; ISUPOV A; JACAK BV; JANGBRY; JEONGBY; IA J; JINNOUCHI O; JOHNSON BM; JOHNSON SC; JOO KS; JOUAN D; KAMETANI S; KAMIHARA N; KANGBJH; KAPOOR SS; KATOU K; KELLY S; KHACHATUROV B; KHANZADEEV A; KIKUCHI J; KIM DH; KIM DJ; KIM DW; KIM E; KIM GB; KIM HJ; KISTENEV E; KIYOMICHI A; KIYOYAMA K; KLEIN-BOESING C; KOBAYASHI H; KOCHENDA L; KOCHETKOV V; KOEHLER D; KOHAMA T; KOPYTINE M; KOTCHETKOV D; KOZLOV A; KROON PJ; KUBERG CH; KURITA K; KUROKI Y; KWEON MJ; KWON Y; KYLE GS; LACEY R; LADYGIN V; LAJOIE JG; LEBEDEV A; LECKEY S; LEE DM; LEE S; LEITCH MJ; LI XH; LIM H; LITVINENKO A; LIU MX; LIU Y; MAGUIRE CF; MAKDISI YI; MALAKHOV A 외 162명 요 약 (영 문) Azimuthal correlations of jet-induced high-p(t) charged hadron pairs are studied at midrapidity in Au+Au collisions at root s(nn)=200 GeV. The distribution of jet-associated partner hadrons (1.0 < p(t)< 2.5 GeV/c) per trigger hadron (2.5 < p(t)< 4.0 GeV/c) is found to vary with collision centrality, in both shape and yield, indicating a significant effect of the nuclear collision medium on the jet fragmentation process. Research Fronts AU PLUS AU COLLISION DISTRIBUTIONS; HEAVY ION COLLISIONS; AU+AU COLLISIONS; HEAVY-ION COLLISIONS; AU-AU COLLISIONS 사사(Acknowledgements) We thank the staff of the Collider-Accelerator and Physics Departments at BNL for their vital contributions. We acknowledge support from the Department of Energy and NSF (USA), MEXT and JSPS (Japan), CNPq and FAPESP (Brazil), NSFC (China), CNRS-IN2P3 and CEA (France), BMBF, DAAD, and AvH (Germany), OTKA (Hungary), DAE and DST (India), ISF (Israel), KRF and CHEP (Korea), RMIST, RAS, and RMAE (Russia), VR and KAW (Sweden), U.S. CRDF for the FSU, U.S.-Hungarian NSF-OTKA-MTA, and U.S.-Israel BSF. 192
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 93 2006 PHYSICAL REVIEW LETTERS PHYSICS 102 Article 논 문 제 목 NUCLEAR MODIFICATION OF ELECTRON SPECTRA AND IMPLICATIONS FOR HEAVY QUARK ENERGY LOSS IN AU + AU COLLISIONS AT ROOT S(NN)=200 GEV 저 자 명 ㆍPHENIX COLLABORATION : ADLER SS; AFANASIEV S; AIDALA C; AJITANAND NN; AKIBA Y; ALEXANDER J; AMIRIKAS R; APHECETCHE L; ARONSON SH; AVERBECK R; AWES TC; AZMOUN R; BABINTSEV V; BALDISSERI A; BARISH KN; BARNES PD; BASSALLECK B; BATHE S; BATSOULI S; BAUBLIS V; BAZILEVSKY A; BELIKOV S; BERDNIKOV Y; BHAGAVATULA S; BOISSEVAIN JG; BOREL H; BORENSTEIN S; BROOKS ML; BROWN DS; BRUNER N; BUCHER D; BUESCHING H; BUMAZHNOV V; BUNCE G; BURWARD-HOY JM; BUTSYK S; CAMARD X; CHAI JS; CHAND P; CHANG WC; CHERNICHENKO S; CHI CY; CHIBA J; CHIU M; CHOI IJ; CHOI J; CHOUDHURY RK; CHUJO T; CIANCIOLO V; COBIGO Y; COLE BA; CONSTANTIN P; D'ENTERRIA D; DAVID G; DELAGRANGE H; DENISOV A; DESHPANDE A; DESMOND EJ; DEVISMES A; DIETZSCH O; DRAPIER O; DREES A; DU RIETZ R; DURUM A; DUTTA D; EFREMENKO YV; EGDEMIR J; EL CHENAWI K; ENOKIZONO A; EN'YO H; EWCMI S; EWELL L; FIELDS DE; FLEURET F; FOKIN SL; FOX BD; FRAENKEL Z; FRANTZ JE; FRANZ A; FRAWLEY AD; FUNG SY; GARPMAN S; GHOSH TK; GLENN A; GOGIBERIDZE G; GONIN M; GOSSET J; GOTO Y; DE CASSAGNAC RG; GRAU N; GREENE SV; PERDEKAMNOMG; GURYN W; GUSTAFSSON HA; HACHIYA T; HAGGERTY JS; HAMAGAKI H; HANSEN AG; HARTOUNI HN; HARVEY M; HAYANO R; HAYASHI N; HE X; HEFFNER M; HEMMICK TK; HEUSER JM; HIBINO M; HILL JC; HOLZMANN W; HOMMA K; HONG B; HOOVER A; ICHIHARA T; IKONNIKOV VV; IMAI K; ISENHOWER D; ISHIHARA M; ISSAH M; IWCPOV A; JACAK BV; JANG WY; JEONG Y; JIA J; JINNOUCHI O; JOHNSON BM; JOHNSON SC; JOO KS; JOUAN D; KAMETANI S; KAMIHARA N; KANG JH; KAPOOR SS; KATOU K; KELLY S; KHACHATUROV B; KHANZADEEV A; KIKUCHI J; KIM DH; KIM DJ; KIM DW; KIM E; KIM GB; KIM HJ; KISTENEV E; KIYOMICHI A; KIYOYAMA K; KLEIN-BOESING C; KOBAYASHI H; KOCHENDA L; KOCHETKOV V; KOEHLER D; KOHAMA T; KOPYTINE M; KOTCHETKOV D; KOZLOV A; KROON PJ; KUBERG CH; KURITA K; KUROKI Y; KWEON MJ; KWON Y; KYLE GS; LACEY R; LADYGIN V; LAJOIE JG; LEBEDEV A; LECKEY S; LEE DM; 요 약 (영 문) The PHENIX experiment has measured midrapidity (vertical bar eta vertical bar < 0.35) transverse momentum spectra (0.4 < p(t)< 5.0 GeV/c) of electrons as a function of centrality in Au+Au collisions at root s(nn) = 200 GeV. Contributions from photon conversions and from light hadron decays, mainly Dalitz decays of pi(0) and eta mesons, were removed. The resulting nonphotonic electron spectra are primarily due to the semileptonic decays of hadrons carrying heavy quarks. Nuclear modification factors were determined by comparison to nonphotonic electrons in p+p collisions. A significant suppression of electrons at high p(t) is observed in central Au+Au collisions, indicating substantial energy loss of heavy quarks. Research Fronts AU PLUS AU COLLISION COLLISIONAL ENERGY LOSS; AU + AU COLLISIONS; HEAVY QUARK ENERGY LOSS; ROOT S(NN)=200 GEV 사사(Acknowledgements) We thank the staff of the Collider-Accelerator and Physics Departments at BNL for their vital contributions. We acknowledge support from the Department of Energy and NSF (USA), MEXT and JSPS (Japan), CNPq and FAPESP (Brazil), NSFC (China), CNRS-IN2P3 and CEA (France), BMBF, DAAD, and AvH (Germany), OTKA (Hungary), DAE and DST (India), ISF (Israel), KRF and CHEP (Korea), RMIST, RAS, and RMAE (Russia), VR and KAW (Sweden), U.S. CRDF for the FSU, U.S.-Hungarian NSF-OTKA-MTA, and U.S.-Israel BSF. 193
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부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 95 2008 JOURNAL OF HIGH ENERGY PHYSICS PHYSICS 28 Article 논 문 제 목 N=4 SUPERCONFORMAL CHERN-SIMONS THEORIES WITH HYPER AND TWISTED HYPER MULTIPLETS 저 자 명 HOSOMICHI K; LEE KM; LEE S; LEEA S; PARK J 요 약 (영 문) We extend the N = 4 superconformal Chern-Simons theories of Gaiotto and Witten to those with additional twisted hyper-multiplets. The new theories are generically linear quiver gauge theories with the two types of hyper-multiplets alternating between gauge g tups. Our construction includes the Bagger-Lambert model of SO(4) gauge g tup. A family of abelian theories are identified with those p tposed earlier in the ctwoext of the M-crystal model for M2-branes p tbing (C-2/Z(n))(2) orbifolds. Possible extension with non-abelian BF ctuplings and string/m-theory realization are briefly discussed. Research Fronts SUPERCONFORMAL CHERN-SIMONS GAUGE THEORY; N=4 SUPERCONFORMAL CHERN-SIMONS THEORIES; N=8 SUPERCONFORMAL CHERN-SIMONS THEORIES; 6 SUPERCONFORMAL CHERN-SIMONS THEORIES; N=6 SUPERCONFORMAL CHERN-SIMONS-MATTER THEORIES 사사(Acknowledgements) We thank Andreas Karch, Jun Nishimura and Piljin Yi for discussions. Sm.L. is grateful to the organizers of the INT workshop From Strings to Things at the University of Washington in Seattle where part of the work was done. K.M.L. and J.P. are supported in part by the KOSEF SRC Program through CQUeST at Sogang University. K.M.L. is supported in part by KRF Grant No. KRF-2005-070-C00030, and the KRF National Scholar program. Sm.L. is supported in part by the KOSEF Grant R01-2006-000-10965-0 and the Korea Research Foundation Grant KRF-2007-331-C00073. J.P. is supported in part by the Stanford Institute for Theoretical Physics. 195
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 96 2002 NATURE PLANT & ANIMAL 306 Article SCIENCE 논 문 제 목 THE GENOME SEQUENCE AND STRUCTURE OF RICE CHROMOSOME 1 저 자 명 SASAKI T; MATSUMOTO T; YAMAMOTO K; SAKATA K; BABA T; KATAYOSE Y; WU JZ; NIIMURA Y; CHENG ZK; NAGAMURA Y; ANTONIO BA; KANAMORI H; HOSOKAWA S; MASUKAWA M; ARIKAWA K; CHIDEN Y; HAYASHI M; OKAMOTO M; ANDO T; AOKI H; ARITA K; HAMADA M; HARADA C; HIJISHITA S; HONDA M; ICHIKAWA Y; IDONUMA A; IIJIMA M; IKENO M; ITO S; ITO T; ITO Y; ITO Y; IWABUCHI A; KAMIYA K; KARASAWA W; KATAGIRI S; KIKUTA A; KOBAYASHI N; KONO I; MACHITA K; MAEHARA T; MIZUNO H; MIZUBAYASHI T; MUKAI Y; NAGASAKI H; NAKASHIMA M; NAKAMA Y; NAKAMICHI Y; NAKAMURA M; NAMIKI N; NEGISHI M; OHTA I; ONO N; SAJI S; SAKAI K; SHIBATA M; SHIMOKAWA T; SHOMURA A; SONG JY; TAKAZAKI Y; TERASAWA K; TSUJI K; WAKI K; YAMAGATA H; YAMANE H; YOSHIKI S; YOSHIHARA R; YUKAWA K; ZHONG HS; IWAMA H; ENDO T; ITO H; HAHN JH; KIM HI; EUN MY; YANO M; JIANG JM; GOJOHORI T 요 약 (영 문) The rice species Oryza sativa is considered to be a model plant because of its small genome size, extensive genetic map, relative ease of transformation and synteny with other cereal crops(1-4). Here we report the essentially complete sequence of chromosome 1, the longest chromosome in the rice genome. We summarize characteristics of the chromosome structure and the biological insight gained from the sequence. The analysis of 43.3 megabases (Mb) of non-overlapping sequence reveals 6,756 protein coding genes, of which 3,161 show homology to proteins of Arabidopsis thaliana, another model plant. About 30% ( 2,073) of the genes have been functionally categorized. Rice chromosome 1 is (G + C)-rich, especially in its coding regions, and is characterized by several gene families that are dispersed or arranged in tandem repeats. Comparison with a draft sequence(5) indicates the importance of a high-quality finished sequence. Research Fronts 없음 사사(Acknowledgements) We thank Monsanto for the BAC contig information, BAC clones and their sequence data; R. Wing of Clemson University Genomics Institute and Novartis for the rice Nipponbare BAC library and its fingerprint data, respectively;m. Hattori for technical assistance; B. Burr and F. Burr for critically reading the manuscript; T. Slezak for comments; and K. Eguchi for encouragement. 196
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 PLANT & 97 2005 NATURE ANIMAL 504 Article SCIENCE 논 문 제 목 THE MAP-BASED SEQUENCE OF THE RICE GENOME 저 자 명 ㆍInt Rice Genome Sequencing Project : MATSUMOTO T; WU JZ; KANAMORI H; KATAYOSE Y; FUJISAWA M; NAMIKI N; MIZUNO H; YAMAMOTO K; ANTONIO BA; BABA T; SAKATA K; NAGAMURA Y; AOKI H; ARIKAWA K; ARITA K; BITO T; CHIDEN Y; FUJITSUKA N; FUKUNAKA R; HAMADA M; HARADA C 외 241명 요 약 (영 문) Rice, one of the world's most important food plants, has important syntenic relationships with the other cereal species and is a model plant for the grasses. Here we present a map-based, finished quality sequence that covers 95% of the 389 Mb genome, including virtually all of the euchromatin and two complete centromeres. A total of 37,544 non-transposable-element-related protein-coding genes were identified, of which 71% had a putative homologue in Arabidopsis. In a reciprocal analysis, 90% of the Arabidopsis proteins had a putative homologue in the predicted rice proteome. Twenty-nine per cent of the 37,544 predicted genes appear in clustered gene families. The number and classes of transposable elements found in the rice genome are consistent with the expansion of syntenic regions in the maize and sorghum genomes. We find evidence for widespread and recurrent gene transfer from the organelles to the nuclear chromosomes. The map-based sequence has proven useful for the identification of genes underlying agronomic traits. The additional single-nucleotide polymorphisms and simple sequence repeats identified in our study should accelerate improvements in rice production. Research Fronts RICE GENOME; UNRAVELLING ANGIOSPERM GENOME EVOLUTION; ANCIENT POLYPLOIDIZATION PREDATING DIVERGENCE; CHROMOSOMAL DUPLICATION EVENTS; DUPLICATED GENES FORMED 사사(Acknowledgements) Work at the RGP was supported by the Ministry of Agriculture, Forestry and Fisheries of Japan. Work at TIGR was supported by grants to C.R.B. from the USDA Cooperative State Research, Education and Extension Service National Research Initiative, the National Science Foundation and the US Department of Energy. Work at the NCGR was supported by the Chinese Ministry of Science and Technology, the Chinese Academy of Sciences, theshanghai Municipal Commission of Science and Technology, and the National Natural Science Foundation of China. Work at Genoscopy. as supported by le Ministe`re de la Recherche, France. Funding for the work at the AGI and AGCoL. as provided by grants to R.A.W. and C.S. from the USDA Cooperative State Research, Education and Extension Service National Research Initiative, the National Science Foundation, the US Department of Energy and the R tkefeller Foundation. Work at CSHL. as supported by grants from the USDA Cooperative State Research, Education and Extension Service National Research Initiative and from the National Science Foundation. Work at the ASPGC. as supported by Academia Sinica, National Science Councti, Councti of Agriculture, and Institute of BTecny, Academia SinicanstituIIRGS acknowledges the Department of Biotechnology, Gof Snment of Indiasupo aninancthe wsworkance and tituindian Councti of Agricultural Research, New Delhisupo asupport. Work at Rce ag IniDor of Sy. as supported by BIOTECH and tituprincess Sirionhorn suphe USG Smthesm Che ervation Initiative Program. Work at PGIR was supported by Rutg SciUnif Sce CnstituBRIGI was supported by CoorBioac a o de Aperfd c oamento de Pessoal de Nı f l Superio a(capes), Coe elho Nacional de Deat volvinento Cientı cieo a Tecnolo teo (CNPq), Financthdo a de Ef Snos e Projsios - Ministe rio de Cieˆncth a Tecnologth (FINEP-MCT), Fundac a o de Amparo a Pesquisa do Rio Grande do Sul (FAPERGS) and Universidade Federal de Pelotas (UFPel). Work at McGill and York Universities was supported by the National Science and Engineering Research Council of Canada and the Canadian International Development Agency. Funding for H.H. at the National Institute of Agrobiological Sciences was from the Ministry of Agriculture, Forestry, and Fisheries of Japan, and the Program for Promotion of Basic Research Activities for Innovative Biosciences. Funding at Brookhaven National Laboratory was from The Rockefeller Foundation and the Office of Basic Energy Science of the United States Department of Energy. We would like to thank G. Barry and S. Goff for their help in negotiating agreements that permitted the sharing of materials and sequence with the IRGSP. We also acknowledge the work of G. Barry, S. Goff and their colleagues in facilitating the transfer of sequence information and supporting data. 197
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 98 2005 NATURE PLANT & ANIMAL 201 Article SCIENCE 논 문 제 목 THE GENOME SEQUENCE OF THE RICE BLAST FUNGUS MAGNAPORTHE GRISEA 저 자 명 DEAN RA; TALBOT NJ; EBBOLE DJ; FARMAN ML; MITCHELL TK; ORBACH MJ; THON M; KULKARNI R; XU JR; PAN HQ; READ ND; LEE YH; CARBONE I; BROWN D; OH YY; DONOFRIO N; JEONG JS; SOANES DM; DJONOVIC S; KOLOMIETS E; REHMEYER C; LI WX; HARDING M; KIM S; LEBRUN MH; BOHNERT H; COUGHLAN S; BUTLER J; CALVO S; MA LJ; NICOL R; PURCELL S; NUSBAUM C; GALAGAN JE; BIRREN BW 요 약 (영 문) Magnaporthe grisea is the most destructive pathogen of rice worldwide and the principal model organism for elucidating the molecular basis of fungal disease of plants. Here, we report the draft sequence of the M. grisea genome. Analysis of the gene set provides an insight into the adaptations required by a fungus to cause disease. The genome encodes a large and diverse set of secreted proteins, including those defined by unusual carbohydrate-binding domains. This fungus also possesses an expanded family of G-protein-coupled receptors, several new virulence-associated genes and large suites of enzymes involved in secondary metabolism. Consistent with a role in fungal pathogenesis, the expression of several of these genes is upregulated during the early stages of infection-related development. The M. grisea genome has been subject to invasion and proliferation of active transposable elements, reflecting the clonal nature of this fungus imposed by widespread rice cultivation. Research Fronts RICE BLAST FUNGUS MAGNAPORTHE GRISEA; MAGNAPORTHE GRISEA SIGNALS PATHOGEN ATTACK; RESISTANT RICE; PUTATIVE POLYKETIDE SYNTHASE PEPTIDE SYNTHETASE; GENOME SEQUENCE 사사(Acknowledgements) The authors acknowledge the USDA-CSREES and the National Science Foundation for funding this work. We thank all the members of the Dean Laboratory at NCSU, and members of the Broad Institute Sequencing Platform, Assembly and Annotation teams, and members at each collaborating laboratory. We also thank the rice blast research community at large. We acknowledge other fungal research communities, in particular the A. nidulans community, for making it possible to have access to genome sequence information before publicatio 198
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 PLANT & 99 2005 PLANT JOURNAL ANIMAL 104 Article SCIENCE 논 문 제 목 COMPARATIVE TRANSCRIPTOME ANALYSIS REVEALS SIGNIFICANT DIFFERENCES IN GENE EXPRESSION AND SIGNALLING PATHWAYS BETWEEN DEVELOPMENTAL AND DARK/STARVATION-INDUCED SENESCENCE IN ARABIDOPSIS 저 자 명 BUCHANAN-WOLLASTON V; PAGE T; HARRISON E; BREEZE E; LIM PO; NAM HG; LIN JF; WU SH; SWIDZINSKI J; ISHIZAKI K; LEAVER CJ 요 약 (영 문) An analysis of changes in global gene expression patterns during developmental leaf senescence in Arabidopsis has identified more than 800 genes that show a reproducible increase in transcript abundance. This extensive change illustrates the dramatic alterations in cell metabolism that underpin the developmental transition from a photosynthetically active leaf to a senescing organ which functions as a source of mobilizable nutrients. Comparison of changes in gene expression patterns during natural leaf senescence with those identified, when senescence is artificially induced in leaves induced to senesce by darkness or during sucrose starvation-induced senescence in cell suspension cultures, has shown not only similarities but also considerable differences. The data suggest that alternative pathways for essential metabolic processes such as nitrogen mobilization are used in different senescent systems. Gene expression patterns in the senescent cell suspension cultures are more similar to those for dark-induced senescence and this may be a consequence of sugar starvation in both tissues. Gene expression analysis in senescing leaves of plant lines defective in signalling pathways involving salicylic acid (SA), jasmonic acid (JA) and ethylene has shown that these three pathways are all required for expression of many genes during developmental senescence. The JA/ethylene pathways also appear to operate in regulating gene expression in dark-induced and cell suspension senescence whereas the SA pathway is not involved. The importance of the SA pathway in the senescence process is illustrated by the discovery that developmental leaf senescence, but not dark-induced senescence, is delayed in plants defective in the SA pathway. Research Fronts NECROTROPHIC FUNGAL PATHOGEN RESISTANCE REQUIRES ARABIDOPSIS WRKY33 TRANSCRIPTION FACTOR; ARABIDOPSIS WRKY25 TRANSCRIPTION FACTOR; ARABIDOPSIS LEAF SENESCENCE; WRKY70 TRANSCRIPTION FACTOR; WRKY53 TRANSCRIPTION FACTOR 사사(Acknowledgements) We thank the Nottingham Arabidopsis Stock Centre (NASC) for carrying out the Affymetrix array experiments and the BBSRC for providing funds to subsidize the cost of these experiments under the Investigating Gene Function Initiative. We acknowledge the use of microarray data produced by the AtGenExpress project, which is coordinated by Lutz Nover (Frankfurt), Thomas Altmann (Potsdam) and Detlef Weigel (Tu bingen), and supported by funds from the DFG and the Max Planck Society. The leaf data were generated by Jan Lohmann and Markus Schmid (MPI Tu bingen).we thank Prof. John Turner from University of East Anglia for the gift of Coi1 mutant seed. VBW, EH, TP, EB and CJL thank the BBSRC for their financial support. We thank Prof. Brian Thomas for his comments on the manuscript. 199
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 100 2007 ANNUAL REVIEW OF PLANT BIOLOGY PLANT & ANIMAL SCIENCE 32 Review 논 문 제 목 LEAF SENESCENCE 저 자 명 LIM PO; KIM HJ; NAM HG 요 약 (영 문) Leaf senescence constitutes the final stage of leaf development and is critical for plants' fitness as nutrient relocation from leaves to reproducing seeds is achieved through this process. Leaf senescence involves a coordinated action at the cellular, tissue, organ, and organism levels under the control of a highly regulated genetic program. Major breakthroughs in the molecular understanding of leaf senescence were achieved through characterization of various senescence mutants and senescence-associated genes, which revealed the nature of regulatory factors and a highly complex molecular regulatory network underlying leaf senescence. The genetically identified regulatory factors include transcription regulators, receptors and signaling components for hormones and stress responses, and regulators of metabolism. Key issues still need to be elucidated, including cellular level analysis of senescence-associated cell death, the mechanism of coordination among cellular-, organ-, and organism-level senescence, the integration mechanism of various senescence-affecting signals, and the nature and control of leafage. Research Fronts 없음 사사(Acknowledgements) We apologize to all our colleagues whose work could not be properly reviewed here because of space limitation. The work by H.G.N. was supported in part by MOST (KOSEF) through the National Core Research Center for Systems Bio-Dynamics (R15-2004-033-05002-0) and in part by the Crop Functional Genomics Research Program (CG1312). The work by P.O.L. was supported by the Korea Research Foundation Grant funded by the Korea Government (MOEHRD, Basic Research Promotion Fund, KRF-2005 261-C00075). 200
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 101 2007 PLANT CELL PLANT & ANIMAL 30 Article SCIENCE 논 문 제 목 PIL5, A PHYTOCHROME-INTERACTING BHLH PROTEIN, REGULATES GIBBERELLIN RESPONSIVENESS BY BINDING DIRECTLY TO THE GAI AND RGA PROMOTERS IN ARABIDOPSIS SEEDS 저 자 명 OH E; YAMAGUCHI S; HU JH; YUSUKE J; JUNG B; PAIK I; LEE HS; SUN TP; KAMIYA Y; CHOI G 요 약 (영 문) Previous work showed that PHYTOCHROME-INTERACTING FACTOR3-LIKE5 (PIL5), a light-labile basic helix-loop-helix protein, inhibits seed germination by repressing GIBBERELLIN 3b- HYDROXYLASE1 (GA3ox1) and GA3ox2 and activating a gibberellic acid (GA) catabolic gene (GA2ox2). However, we show persistent light-dependent and PIL5-inhibited germination behavior in the absence of both de novo GA biosynthesis and deactivation by GA2ox2, suggesting that PIL5 regulates not only GA metabolism but also GA responsiveness. PIL5 increases the expression of two GA repressor (DELLA) genes, GA-INSENSITIVE (GAI) and REPRESSOR OF GA1-3 (RGA/RGA1), in darkness. The hypersensitivity of gai-t6 rga-28 to red light and the suppression of germination defects of a rga-28 PIL5 overexpression line show the significant role of this transcriptional regulation in seed germination. PIL5 also increases abscisic acid (ABA) levels by activating ABA biosynthetic genes and repressing an ABA catabolic gene. PIL5 binds directly to GAI and RGA promoters but not to GA and ABA metabolic gene promoters. Together, our results show that light signals perceived by phytochromes cause a reduction in the PIL5 protein level, which in turn regulates the transcription of two DELLA genes directly and that of GA and ABA metabolic genes indirectly. Research Fronts ARABIDOPSIS F-BOX PROTEIN SLEEPY1 TARGETS GIBBERELLIN SIGNALING REPRESSORS; ARABIDOPSIS GIBBERELLIN RECEPTOR ATGID1S; ARABIDOPSIS GIBBERELLIN RECEPTORS; ARABIDOPSIS MUTANT SLEEPY1(GAR2-1) PROTEIN PROMOTES PLANT GROWTH; EARLY GIBBERELLIN SIGNALING 사사(Acknowledgements) We thank Masayo Sekimoto (RIKEN Plant Science Center) for technical assistance with ABA analysis. We also thank N.P. Harberd at the John Innes Centre for graciously providing the gai-t6 mutant. This work was supported in part by the Plant Diversity Research Center of the 21st Century Frontier Research Program (Grant PF06302-03 to G.C.), a Molecular and Cellular Biodiscovery Research Program grant to G.C., Biogreen21 (Grant 20050401034633 to G.C.), the Ministry of Education, Culture, Sports, Science, and Technology of Japan (Grant 17770048 to S.Y.), and the National Science Foundation (Grant IBN-0348814 to T.-p.S.). 201
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 102 2007 JOURNAL OF PSYCHIATRIC RESEARCH PSYCHIATRY/ PSYCHOLOGY 41 Review 논 문 제 목 A REVIEW OF DIFFUSION TENSOR IMAGING STUDIES IN SCHIZOPHRENIA 저 자 명 KUBICKI M; MCCARLEY R; WESTIN CF; PARK HJ; MAIER S; KIKINIS R; JOLESZ FA; SHENTON ME 요 약 (영 문) Both post-mortem and neuroimaging studies have contributed significantly to what we know about the brain and schizophrenia, MRI studies of volumetric reduction in several brain regions in schizophrenia have confirmed early speculations that the brain is disordered in schizophrenia. There is also a growing body of evidence suggesting that a disturbance in connectivity between different brain regions, rather than abnormalities within the separate regions themselves, are responsible for the clinical symptoms and cognitive dysfunctions observed in this disorder. Thus an interest in white matter fiber tracts, subserving anatomical connections between distant, as well as proximal, brain regions, is emerging. This interest coincides with the recent advent of diffusion tensor imaging (DTI), which makes it possible to evaluate the organization and coherence of white matter fiber tracts. This is an important advance as conventional MRI techniques are insensitive to fiber tract direction and organization, and have not consistently demonstrated white matter abnormalities. DTI may, therefore, provide important new information about neural circuitry, and it is increasingly being used in neuroimaging studies of psychopathological disorders. Of note, in the past five years 18 DTI studies in schizophrenia have been published, most describing white matter abnormalities. Questions still remain, however, regarding what we are measuring that is abnormal in this disease, and how measures obtained using one method correspond to those obtained using other methods? Below we review the basic principles involved in MR-DTI, followed by a review of the different methods used to evaluate diffusion. Finally, we review MR-DTI findings in schizophrenia. (c) 2005 Elsevier Ltd. All rights reserved. Research Fronts SCHIZOPHRENIA DIFFUSION TENSOR MAGNETIC RESONANCE IMAGING STUDY; DIFFUSION TENSOR IMAGING; WHITE MATTER CHANGES; OLIGODENDROCYTE DYSFUNCTION 사사(Acknowledgements) The authors thank Marie Fairbanks for her administrative assistance. They also gratefully acknowledge the support of the National Alliance for Research on Schizophrenia and Depression (MK), the National Institute of Heal an(r03 MH068464-01 to MK, K02 MH 01110 and R01 MH 50747 to MES, R01 NS 39335 to SEM and R01 MH 40799 to RWM), the Post-doctoral Fellowship Program of Korea Sci01 NSand Engineering Foundation (KOSEF) (HJP), the Department of Veterans Affairs Merit Awards (MES, RWM), and the National Center for Research Resources (NIH P41 RR13218 to RK). 202
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 103 2001 JOURNAL OF THE AMERICAN SOCIETY FOR INFORMATION SOCIAL SCIENCES, 162 Article SCIENCE AND TECHNOLOGY GENERAL 논 문 제 목 SEARCHING THE WEB: THE PUBLIC AND THEIR QUERIES 저 자 명 SPINK A; WOLFRAM D; JANSEN MBJ; SARACEVIC T 요 약 (영 문) In studying actual Web searching by the public at large, we analyzed over one million Web queries by users of the Excite search engine. We found that most people use few search terms, few modified queries, view few Web esges, and rarely use advanced search features. A small number of search terms are used with high frequency, and a great many terms are unique; the language of Web queries is distinctive. Queries about recreation and numbtannviet rank highest. Findings are compared to data from two other large studies of Web queries. This study provides an insight into the public practices and choices in Web searching. Research Fronts 없음 사사(Acknowledgements) We would like to thank Excite, Inc. and Jack Xu for providing the data for our research. We also thank Steve Lawrence and C. Lee Giles from NEC Research Institute, and Frank Ritter from The Pennsylvania State University for their useful suggestions. The Web query classification was developed and applied within a class on classification in the library and information science program at Rutgers University under the leadership of Professor James D. Anderson, and by Cheryl Erenberg. We acknowledge their contribution and the generous support of our institutions for this research. 203
피인용 상위 1% 논문현황 분석 일련번호 게재년도 학술지명 분야 피인용수 논문유형 104 2007 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES SPACE SCIENCE 137 Article 논 문 제 목 THE FIFTH DATA RELEASE OF THE SLOAN DIGITAL SKY SURVEY 저 자 명 ADELMAN-MCCARTHY JK; AGUEROS MA; ALLAM SS; ANDERSON KSJ; ANDERSON SF; ANNIS J; BAHCALL NA; BAILER-JONES CAL; BALDRY IK; BARENTINE JC; BEERS TC; BELOKUROV V; BERLIND A; BERNARDI M; BLANTON MR; BOCHANSKI JJ; BOROSKI WN; BRAMICH DM; BREWINGTON HJ; BRINCHMANN J; BRINKMANN J; BRUNNER RJ; BUDAVARI T; CAREY LN; CARLILES S; CARR MA; CASTANDER FJ; CONNOLLY AJ; COOL RJ; CUNHA CE; CSABAI I; DALCANTON JJ; DOI M; EISENSTEIN DJ; EVANS ML; EVANS NW; FAN XH; FINKBEINER DP; FRIEDMAN SD; FRIEMAN JA; FUKUGITA M; GILLESPIE B; GILMORE G; GLAZEBROOK K; GRAY J; GREBEL EK; GUNN JE; DE HAAS E; HALL PB; HARVANEK M; HAWLEY SL; HAYES J; HECKMAN TM; HENDRY JS; HENNESSY GS; HINDSLEY RB; HIRATA CM; HOGAN CJ; HOGG DW; HOLTZMAN JA; ICHIKAWA SI; ICHIKAWA T; IVEZIC Z; JESTER S; JOHNSTON DE; JORGENSEN AM; JURIC M; KAUFFMANN G; KENT SM; KLEINMAN SJ; KNAPP GR; KNIAZEV AY; KRON RG; KRZESINSKI J; KUROPATKIN N; LAMB DQ; LAMPEITL H; LEE BC; LEGER RF; LIMA M; LIN H; LONG DC; LOVEDAY J; LUPTON RH; MANDELBAUM R; MARGON B; MARTINEZ-DELGADO D; MATSUBARA T; MCGEHEE PM; MCKAY TA; MEIKSIN A; MUNN JA; NAKAJIMA R; NASH T; NEILSEN EH; NEWBERG HJ; NICHOL RC; NIETO-SANTISTEBAN M; NITTA A; OYAIZU H; OKAMURA S; OSTRIKER JP; PADMANABHAN N; PARK C; PEOPLES J; PIER JR; POPE AC; POURBAIX D; QUINN TR; RADDICK MJ; FIORENTIN PR; RICHARDS GT; RICHMOND MW; RIX HW; ROCKOSI CM; SCHLEGEL DJ; SCHNEIDER DP; SCRANTON R; SELJAK U; SHELDON E; SHIMASAKU K; SILVESTRI NM; SMITH JA; SMOLCIC V; SNEDDEN SA; STEBBINS A; STOUGHTON C; STRAUSS MA; SUBBARAO M; SUTO Y; SZALAY AS; SZAPUDI I; SZKODY P; TEGMARK M; THAKAR AR; TREMONTI CA; TUCKER DL; UOMOTO A; BERK DEV; VANDENBERG J; VIDRIH S; VOGELEY MS; VOGES W; VOGT NP; WEINBERG DH; WEST AA; WHITE SDM; WILHITE B; YANNY B; YOCUM DR; YORK DG; ZEHAVI I; ZIBETTI S; ZUCKER DB 요 약 (영 문) This paper describes the Fifth Data Release (DR5) of the Sloan Digital Sky Survey (SDSS). DR5 includes all survey quality data taken through 2005 June and represents the completion of the SDSS-I project (whose successor, SDSS-II, will continue through mid-2008). It includes five-band photometric data for 217 million objects selected over 8000 deg(2) and 1,048,960 spectra of galaxies, quasars, and stars selected from 5713 deg2 of that imaging data. These numbers represent a roughly 20% increment over those of the Fourth Data Release; all the data from previous data releases are included in the present release. In addition to "standard'' SDSS observations, DR5 includes repeat scans of the southern equatorial stripe, imaging scans across M31 and the core of the Perseus Cluster of galaxies, and the first spectroscopic data from SEGUE, a survey to explore the kinematics and chemical evolution of the Galaxy. The catalog database incorporates several new features, including photometric redshifts of galaxies, tables of matched objects in overlap regions of the imaging survey, and tools that allow precise computations of survey geometry for statistical investigations. Research Fronts 없음 사사(Acknowledgements) Funding for the SDSS and SDSS-II has been provided by the Alfred P. Sloan Foundation, the Participating Institutions, the National Science Foundation, the US Department of Energy, the National Aeronautics and Space Administration, the Japanese Monbukagakusho, the Max Planck Society, and the Higher Education Funding Council for England. The SDSS Web site is http://www.sdss.org/. 204
부록 4 일련번호 게재년도 학술지명 분야 피인용수 논문유형 105 2008 ASTROPHYSICAL JOURNAL SPACE SUPPLEMENT SERIES SCIENCE 68 Article 논 문 제 목 THE SIXTH DATA RELEASE OF THE SLOAN DIGITAL SKY SURVEY 저 자 명 ADELMAN-MCCARTHY JK; AGUEROS MA; ALLAM SS; PRIETO CA; ANDERSON KSJ; ANDERSON SF; ANNIS J; BAHCALL NA; BAILER-JONES CAL; BALDRY IK; BARENTINE JC; BASSETT BA; BECKER AC; BEERS TC; BELL EF; BERLIND AA; BERNARDI M; BLANTON MR; BOCHANSKI JJ; BOROSKI WN; BRINCHMANN J; BRINKMANN J; BRUNNER RJ; BUDAVARI T; CARLILES S; CARR MA; CASTANDER FJ; CINABRO D; COOL RJ; COVEY KR; CSABAI I; CUNHA CE; DAVENPORT JRA; DILDAY B; DOI M; EISENSTEIN DJ; EVANS ML; FAN XH; FINKBEINER DP; FRIEDMAN SD; FRIEMAN JA; FUKUGITA M; GANSICKE BT; GATES E; GILLESPIE B; GLAZEBROOK K; GRAY J; GREBEL EK; GUNN JE; GURBANI VK; HALL PB; HARDING P; HARVANEK M; HAWLEY SL; HAYES J; HECKMAN TM; HENDRY JS; HINDSLEY RB; HIRATA CM; HOGAN CJ; HOGG DW; HYDE JB; ICHIKAWA S; IVEZIC Z; JESTER S; JOHNSON JA; JORGENSEN AM; JURIC M; KENT SM; KESSLER R; KLEINMAN SJ; KNAPP GR; KRON RG; KRZESINSKI J; KUROPATKIN N; LAMB DQ; LAMPEITL H; LEBEDEVA S; LEE YS 외 94명 요 약 (영 문) This paper describes the Sixth Data Release of the Sloan Digital Sky Survey. With this data release, the imaging of the northern Galactic cap is now complete. The survey contains images and parameters of roughly 287 million objects over 9583 deg(2), including scans over a large range of Galactic latitudes and longitudes. The survey also includes 1.27 million spectra of stars, galaxies, quasars, and blank sky (for sky subtraction) selected over 7425 deg2. This release includes much more stellar spectroscopy than was available in previous data releases and also includes detailed estimates of stellar temperatures, gravities, and metallicities. The results of improved photometric calibration are now available, with uncertainties of roughly 1% in g, r, i, and z, and 2% in u, substantially better than the uncertainties in previous data releases. The spectra in this data release have improved wavelength and flux calibration, especially in the extreme blue and extreme red, leading to the qualitatively better determination of stellar types and radial velocities. The spectrophotometric fluxes are now tied to point-spread function magnitudes of stars rather than fiber magnitudes. This gives more robust results in the presence of seeing variations, but also implies a change in the spectrophotometric scale, which is now brighter by roughly 0.35 mag. Systematic errors in the velocity dispersions of galaxies have been fixed, and the results of two independent codes for determining spectral classifications and red-shifts are made available. Additional spectral outputs are made available, including calibrated spectra from individual 15 minute exposures and the sky spectrum subtracted from each exposure. We also quantify a recently recognized underestimation of the brightnesses of galaxies of large angular extent due to poor sky subtraction; the bias can exceed 0.2 mag for galaxies brighter than r = 14 mag. Research Fronts 없음 사사(Acknowledgements) Funding for the SDSS and SDSS-II has been provided by the Alfred P. Sloan Foundation, the Participating Institutions, the National Science Foundation, the US Department of Energy, the National Aeronautics and Space Administration, the JapaneseMonbukagakusho, the Max Planck Society, and the Higher Education Funding Council for England. The SDSSWeb site is http://www.sdss.org/. 205
피인용 상위 1% 논문현황 분석 참고 문헌 1. SCI DB: Essential Science Indicators 1998-2008, Web of Science, Journal Citation Report 2008 2. ISIHIGHLYCITED.COM 홈페이지(http://isihighlycited.com) 3. 한국과학기술기획평가원(2007), 과학기술논문(SCI)분석연구 4. OECD(2009), Main Science and Technology Indicators Vol 2009 Release 01 5. 안규정 등(2002), 우리나라의 과학수준 및 구조의 특징(연구보고 2002-14), STEPI 6. 허정은 등(2008), 주요 과학저널에 게재된 한국인 과학자 논문현황, 한국과학재단 7. 버튼 펠드먼(2008), 노벨상의 교양을 읽는다, 한국경제신문사 8. 한국과학재단(2008), 교육과학기술부 3대 연구개발사업 성과분석보고서 9. Henk F. Moed(2005), Citation Analysis in Research Evaluation 206
피인용 상위 1% 논문 현황 분석 - 한국인 연구자의 논문을 중심으로 - 발행일 : 2009년 9월 발행처 : 한국연구재단 대전광역시 유성구 가정로 165 문의처 : 한국연구재단 미래전략단 연구자 : 허정은( XXXXXXXXXXX ), 조영돈( XXXXXXXXXXX ) 김해도( XXXXXXXXXXXX ), 조순로( XXXXXXXXXXX )