Science Citation Index Expanded

{{Short description|Citation index}}

{{infobox bibliographic database

| title = Science Citation Index Expanded

| image =

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| producer = Clarivate

| country = Canada and Hong Kong

| history = {{start date and age|1964}}

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| disciplines = Science, medicine, and technology

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| ISSN = 0036-827X

| web = {{URL|1=http://mjl.clarivate.com/cgi-bin/jrnlst/jloptions.cgi?PC=K}}

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The Science Citation Index Expanded (SCIE) is a citation index owned by Clarivate and previously by Thomson Reuters.{{cite journal |last1=Garfield |first1=E. |year=1955 |title=Citation Indexes for Science: A New Dimension in Documentation through Association of Ideas |journal=Science |volume=122 |issue=3159 |pages=108–11 |bibcode=1955Sci...122..108G |doi=10.1126/science.122.3159.108 |pmid=14385826}}{{cite journal |last=Garfield |first=Eugene |year=2011 |title=The evolution of the Science Citation Index |url=http://garfield.library.upenn.edu/papers/barcelona2007a.pdf |journal=International Microbiology |volume=10 |issue=1 |pages=65–9 |doi=10.2436/20.1501.01.10|pmid=17407063}}

{{cite web |last=Garfield |first=Eugene |date=1963 |title=Science Citation Index |url=http://garfield.library.upenn.edu/papers/80.pdf |website=University of Pennsylvania Garfield Library |pages=v–xvi |access-date=2013-05-27}}{{cite web |date=November 2010 |title=History of Citation Indexing |url=https://clarivate.com/essays/history-citation-indexing/ |publisher=Clarivate Analytics |access-date=2010-11-04}}{{Cite web|title=SCIE|url=https://clarivate.com/webofsciencegroup/solutions/webofscience-scie/|access-date=2022-01-26|website=Web of Science Group|language=en-US}}

It was created by the Eugene Garfield at the Institute for Scientific Information, launched in 1964 as Science Citation Index (SCI).{{cite web |title=Difference Between SCI Journals And SCIE Indexed Journals |url=https://www.aischolar.org/news/academic_news/449| date=8 September 2023 |access-date=4 April 2024}} It was later distributed via CD/DVD{{cite web |title=SCI VS SCIE |url=https://kdischool.libguides.com/research_trends | date=18 Aug 2020| access-date=4 April 2024}} and became available online in 1997, when it acquired the current name.

The indexing database covers more than 9,200 notable and significant journals, across 178 disciplines, from 1900 to the present. These are alternatively described as the world's leading journals of science and technology, because of a rigorous selection process.{{cite web |url=https://www.thomsonreuters.com/en/products-services/scholarly-scientific-research/scholarly-search-and-discovery/science-citation-index-expanded.html |title=Science Citation Index Expanded |access-date=2017-01-17}}{{cite journal |last1=Ma |first1=Jiupeng |last2=Fu |first2=Hui-Zhen |last3=Ho |first3=Yuh-Shan |date=December 2012 |title=The Top-cited Wetland Articles in Science Citation Index Expanded: characteristics and hotspots |journal=Environmental Earth Sciences |volume=70|issue=3|page=1039 |bibcode=2009EnGeo..56.1247D |doi=10.1007/s12665-012-2193-y|s2cid=18502338 }}{{cite journal |last1=Ho |first1=Yuh-Shan |year=2012 |title=The top-cited research works in the Science Citation Index Expanded |url=http://trend.asia.edu.tw/Publications/PDF/Scientometrics94,%201297.pdf |journal=Scientometrics |volume=94 |issue=3 |page=1297 |doi=10.1007/s11192-012-0837-z|s2cid=1301373 }}

Accessibility

The index is available online within Web of Science,

{{cite web

|title=Available databases A to Z

|publisher=Thomson Reuters

|year=2010

|url=http://wokinfo.com/products_tools/products/

|access-date=2010-06-24

}}[http://wokinfo.com/media/pdf/SSR1103443WoK5-2_web3.pdf Thomson Reuters Web of Knowledge. Thomson Reuters, 2013.] as part of its Core Collection (there are also CD and printed editions, covering a smaller number of journals).{{Cite web|title=Trusted publisher-independent citation database|url=https://clarivate.com/webofsciencegroup/solutions/web-of-science/|access-date=2022-01-26|website=Web of Science Group|language=en-US}} The database allows researchers to search through over 53 million records from thousands of academic journals that were published by publishers from around the world.

Specialty citation indexes{{anchor|Chemistry Citation Index|Neuroscience Citation Index}}

Clarivate previously marketed several subsets of this database, termed "Specialty Citation Indexes",

{{cite web|title=Specialty Citation Indexes|url=http://thomsonreuters.com/products_services/science/science_products/a-z/specialty_citation_indexes/|archive-url=https://web.archive.org/web/20100104183420/http://thomsonreuters.com/products_services/science/science_products/a-z/specialty_citation_indexes/|archive-date=2010-01-04|access-date=2009-08-30}} such as the Neuroscience Citation Index

{{cite web|title=Journal Search – Science|url=http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MD|access-date=2009-08-30}} and the Chemistry Citation Index,

{{cite web|title=Journal Search – Science – Thomson Reuters|url=http://science.thomsonreuters.com/cgi-bin/jrnlst/jloptions.cgi?PC=CD|access-date=14 January 2011}} however these databases are no longer actively maintained.

The Chemistry Citation Index was first introduced by Eugene Garfield, a chemist by training. His original "search examples were based on [his] experience as a chemist". In 1992, an electronic and print form of the index was derived from a core of 330 chemistry journals, within which all areas were covered. Additional information was provided from articles selected from 4,000 other journals. All chemistry subdisciplines were covered: organic, inorganic, analytical, physical chemistry, polymer, computational, organometallic, materials chemistry, and electrochemistry.{{cite journal |last=Garfield |first=Eugene |year=1992 |title=New Chemistry Citation Index On CD-ROM Comes With Abstracts, Related Records, and Key-Words-Plus |url=http://garfield.library.upenn.edu/essays/v15p007y1992-93.pdf |journal=Current Contents |volume=3 |pages=5–9}}

By 2002, the core journal coverage increased to 500 and related article coverage increased to 8,000 other journals.

[https://web.archive.org/web/20131213033827/http://www.chinweb.com/cgi-bin/chemport/getfiler.cgi?ID=k4l7vyYF5FimYvScsOm3pxWVmEhBoH0ZuYgxjLdKBfqdmURDHLrjuVv78i16JLPX&VER=E Chemistry Citation Index]. Institute of Process Engineering of the Chinese Academy of Sciences. 2003.

One 1980 study reported the overall citation indexing benefits for chemistry, examining the use of citations as a tool for the study of the sociology of chemistry and illustrating the use of citation data to "observe" chemistry subfields over time.{{cite journal |last1=Dewitt |first1=T. W. |last2=Nicholson |first2=R. S. |last3=Wilson |first3=M. K. |year=1980 |title=Science citation index and chemistry |journal=Scientometrics

|volume=2 |issue=4 |page=265 |doi=10.1007/BF02016348|s2cid=8382186 }}

See also

References

{{Reflist}}

Further reading

  • {{cite journal

|last1=Borgman |first1=Christine L.

|last2=Furner |first2=Jonathan

|year=2005

|title=Scholarly Communication and Bibliometrics

|url=http://polaris.gseis.ucla.edu/cborgman/pubs/borgmanfurnerarist2002.pdf

|journal=Annual Review of Information Science and Technology

|volume=36 |issue=1 |pages=3–72

|citeseerx=10.1.1.210.6040

|doi=10.1002/aris.1440360102

}}

  • {{cite journal

|last1=Meho |first1=Lokman I.

|last2=Yang |first2=Kiduk

|year=2007

|title=Impact of data sources on citation counts and rankings of LIS faculty: Web of science versus scopus and google scholar

|url=http://staff.aub.edu.lb/~lmeho/meho-yang-impact-of-data-sources.pdf

|journal=Journal of the American Society for Information Science and Technology

|volume=58 |issue=13 |page=2105

|doi=10.1002/asi.20677

}}

  • {{cite journal

|last1=Garfield |first1=E.

|last2=Sher |first2=I. H.

|year=1963

|title=New factors in the evaluation of scientific literature through citation indexing

|url=http://www.garfield.library.upenn.edu/essays/v6p492y1983.pdf

|journal=American Documentation

|volume=14 |issue=3 |page=195

|doi=10.1002/asi.5090140304

}}

  • {{cite journal

|last1=Garfield |first1=E.

|year=1970

|title=Citation Indexing for Studying Science

|url=http://www.garfield.library.upenn.edu/essays/V1p133y1962-73.pdf

|journal=Nature

|volume=227 |issue=5259 |pages=669–71

|bibcode=1970Natur.227..669G

|doi=10.1038/227669a0

|pmid=4914589

|s2cid=4200369

}}

  • {{cite book

|last=Garfield |first=E.

|year=1979

|title=Citation Indexing: Its Theory and Application in Science, Technology, and Humanities

|series=Information Sciences Series

|publisher=Wiley-Interscience

|location=New York

|isbn=978-0-89495-024-7

}}