{{Short description|Database of citations about engineering}} {{infobox bibliographic database | title = Ei Compendex | image = | caption = | producer = Elsevier | country = | history = 1884-present | languages = | providers = | cost = | disciplines = Engineering | depth = | formats = | temporal = | geospatial = | number = | updates = | p_title = Engineering Index | p_dates = | ISSN = 0742-1974 | web = {{url|https://elsevier.com/solutions/engineering-village/content/compendex}} | titles = {{url|https://elsevier.com/__data/assets/excel_doc/0006/251196/Compendex-source-list_02272015.xlsx}} }}
'''Ei Compendex''' is an engineering bibliographic database published by Elsevier. The name "Compendex" stands for COMPuterized ENgineering inDEX.<ref>[http://www.ei.org/evhistory ''EI History''] {{Webarchive|url=https://web.archive.org/web/20131019162810/http://www.ei.org/evhistory |date=2013-10-19 }}. Elsevier Engineering Information. Accessed May 6, 2009.</ref> It covers scientific literature pertaining to engineering materials. It started in 1884 under the name ''Engineering Index'' (Ei) and its first electronic bulletin was issued in 1967.<ref name=hane/> Elsevier purchased the parent company Engineering Information in 1998.<ref name=hane> Hane, Paula J. [http://newsbreaks.infotoday.com/NewsBreaks/Elsevier-Science-Acquires-Engineering-Information-18017.asp Elsevier Science Acquires Engineering Information]. Information Today, Inc. 06 February 1998</ref>
==Coverage== Ei Compendex currently contains over 20 million records as of December 2020 <ref>[http://www.ei.org ''EI Welcome'']. Elsevier Engineering Information. Accessed December 19, 2020.</ref> and references over 5,000 international sources including journals, conferences and trade publications. Approximately 1,000,000 new records<ref>[http://ei.org/compendex-ei-backfile ''Compendex & EI Backfile''] {{Webarchive|url=https://web.archive.org/web/20130401045758/http://ei.org/compendex-ei-backfile |date=2013-04-01 }}. Elsevier Engineering Information. Accessed February 20,2013.</ref> are added to the database annually from over 190 disciplines within the engineering field. Coverage is updated every week and covers the years 1970 to the present.<ref>[http://www.stn-international.com/uploads/tx_ptgsarelatedfiles/COMPENDEX_01.pdf File summary] {{Webarchive|url=https://web.archive.org/web/20191230185530/http://www.stn-international.com/uploads/tx_ptgsarelatedfiles/COMPENDEX_01.pdf |date=2019-12-30 }}. STN.FIZ Karlsruhe. Accessed June 16 2014.</ref>
Coverage of engineering subjects include nuclear technology, bioengineering, transportation, chemical and process engineering, light and optical technology, agricultural engineering and food technology, computers and data processing, applied physics, electronics and communications, control, civil, mechanical, materials, petroleum, aerospace engineering, and automotive engineering as well as multiple subtopics within all those and other major engineering fields.
==See also== *List of academic databases and search engines
==References== <references/>
== External links == * [https://web.archive.org/web/20210117165654/stn-international.com/index.php?id=176 Compendex on STN] * [https://web.archive.org/web/20170105083909/stn-international.com/uploads/tx_ptgsarelatedfiles/Compendex_01.pdf STN Compendex file summary.] {{Webarchive|url=https://web.archive.org/web/20191230185530/http://www.stn-international.com/uploads/tx_ptgsarelatedfiles/COMPENDEX_01.pdf |date=2019-12-30 }}. PDF download. January 2014
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Category:Bibliographic databases in engineering Category:Online databases