引文信息与引文检索.pptx

1、张秀峰张秀峰L 杭州市第三人民医院结直肠肛门杭州市第三人民医院结直肠肛门 外科外科S C I 检索检索提纲 科研信息与 SCI的起源 利用 SCI进行课题研究 小结信息资源在科研中的作用51%8%32%9%计划思考查找和消化科技资料实验研究书面总结科研人员花费在科技出版物上的时间为全部科研时间的 60%。科研人员的时间分配（ National Science Foundation， NSF） -http:/www.nsf.govSynthesis of Amino AcidsSynthesis and/or collection of Synthesis and/or collection o

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3、n of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of Synthesis and/or collec

4、tion of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of Synthesis and/or col

5、lection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of Synthesis and/or

6、collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of Synthesis and/

7、or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of Synthesis a

8、nd/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of Synthesi

9、s and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of Synth

10、esis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of Sy

11、nthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection of

12、 Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collection

13、 of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or collect

14、ion of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or coll

15、ection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/or c

16、ollection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis and/o

17、r collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis an

18、d/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthesis

19、 and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSynthe

20、sis and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino AcidsSyn

21、thesis and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino Acids

22、Synthesis and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino Ac

23、idsSynthesis and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Amino

24、 AcidsSynthesis and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of Am

25、ino AcidsSynthesis and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis of

26、 Amino AcidsSynthesis and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.Synthesis

27、 of Amino AcidsSynthesis and/or collection of Synthesis and/or collection of amino acids is critical for cell survival. They not only serve as the building blocks for proteins but also as starting points for the synthesis of many important cellular molecules including vitamins and nucleotides.科研发展所面

28、临的挑战 如何在大量的背景信息中发现高质量的信息，从而保证科学研究的持续发展 如何从整体上把握一个课题的发展方向和趋势，了解课题现状 如何管理手头大量的研究文献 投稿时花费大量时间整理参考文献的格式，延误了成果发表 如何在大量的学术期刊中选择合适的 SCI期刊投稿引文索引 ：引文信息与引文检索Cited Work被引用的各种文献类型： 期刊文献 学术著作 专 利 会议文献 技术报告Dr. Garfield 1955年在 Science 发表论文提出将引文索引作为一种新的文献检索与分类工具 , 将一篇文献作为检索字段从而跟踪一个 Idea的发展过程Dr. Eugene GarfieldFound

29、er & Chairman Emeritus ISI, Thomson Scientific “Our ultimate goal is to extend our retrospective coverage of the scientific literature back to the twentieth century. The Century of Science initiative makes that dream come true.”引文索引的历史 1963年出版 Science Citation Index 1973年出版 Social Sciences Citation

30、Index1978年出版 Arts & Humanities Citation Index1997年， Thomson将 SCI， SSCI， AHCI整合，利用互联网的开放环境，创建了网络版的多学科引文索引数据库 Web of ScienceWeb of Science：收录最重要的学术期刊 “一个有效的索引必须严格限制它的收录范围，基本上应只收集对研究者有用的信息 ”。-Eugene Garfield, Ph. D. “布拉弗德 -加菲尔德法则 ”(学术信息的 20-80规律） : 20%的期刊汇集了足够的信息以全面反映科技的最新最重要的成果与进展Web of Science：高质量的信息

31、 严格的选刊标准确保收录信息的质量 覆盖了自然科学，社会科学以及艺术人文科学三大领域，200多个学科 数据最早可以追溯至 1900年 Cover to Cover的信息收录，收录了除漫画和广告外的所有内容SCI 期刊查询http:/ Science Citation Index Expanded, 7,631种 , 1900-Social Sciences Citation Index, 2,325种 , 1956-Arts & Humanities Citation Index, 1,246种 , 1975-Current Chemical Reactions, 100万条化学反应， 1840-Index Chemicus, 260万个化合物， 1993-Conference Proceedings Citation Index - Science (CPCI-S)-1990- Conference Proceedings Citation Index - Social Science & Humanities (CPCI-SSH)-1990- NEW访问网址 http:/设定检索范围