About Web of Science™ Core Collection

Web of Science Core Collection is the world's leading citation database. It contains records of articles from more than 12,000 of the highest impact journals worldwide—including open access journals—and 160,000 conference proceedings. Coverage of some titles dates back to 1900.

For a complete list of journals covered by Web of Science Core Collection, consult the Master Journal List.


New Features and Announcements

  • In search queries of the Inspec field Numerical Data Indexing, use the operators =LT, =LTE, =GT, =GTE in place of the mathematical symbols <, <=, >, >=. Once you submit the query, the literal operators will be replaced by their mathematical symbols. You will see the mathematical symbols in queries in the search history table.


The Web of Science Platform

Citation Indexes

  • Web of Science Core Collection
  • BIOSIS Citation Index
  • Chinese Science Citation DatabaseSM
  • Data Citation Index
  • Russian Science Citation Index
  • SciELO Citation Index

Product Databases

  • Biological Abstracts 
  • BIOSIS Previews
  • Current Contents Connect
  • CABI: CAB Abstracts and Global Health®
  • FSTA® - the food science resource help
  • Inspec®
  • KJD-Korean Journal Database
  • Zoological Records

Derwent Innovations Index

You can view records in the Derwent Innovations Index from within the new platform and user interface but this particular product runs on its own search engine.


Coverage in the Web of Science Core Collection

Science, Social Science, Arts & Humanities Coverage

  • Science Citation Index Expanded (SCI-EXPANDED) --1900-present Social Sciences Citation Index (SSCI)

  • Social Sciences Citation Index (SSCI) --1900-present Arts & Humanities Citation Index (A&HCI)

  • Arts & Humanities Citation Index (A&HCI) --1975-present Conference Proceedings Citation Index- Science (CPCI-S)

  • Emerging Sources Citation Index (ESCI) -- 2015-present

Conference Coverage

  • Conference Proceedings Citation Index- Science (CPCI-S) --1990-present

  • Conference Proceedings Citation Index- Social Science & Humanities (CPCI-SSH) --1990-present

Book Coverage

  • Book Citation Index– Science (BKCI-S) --2005-present

  • Book Citation Index– Social Sciences & Humanities (BKCI-SSH) --2005-present

Chemistry Coverage

  • Current Chemical Reactions (CCR-EXPANDED) --1985-present

    Includes Institut National de la Propriete Industrielle structure data back to 1840

  • Index Chemicus (IC) --1993-present


System Requirements

The following versions were fully tested in the latest version of the Web of Science platform.

Windows® Operating Systems & Browsers

  • Windows XP (Basic Support)
  • Windows 7 (Recommended)
  • Internet Explorer 8 (Basic Support)
  • Internet Explorer 11 (Recommended)
  • Firefox 38
  • Chrome 43.

Macintosh® Operating Systems & Browsers

  • Mac OS X10.9 (Recommended)
  • Safari 7
  • Firefox 38

Clarivate Analytics does not support beta versions Web browsers.

Note for Windows XP Users of Internet Explorer 8

Please download the KB2416400 patch ( if you receive the error “HTML Parsing Error: Unable to modify the parent container element before the child element is closed (KB927917).”

About Internet Explorer 11

Internet Explorer 11 only works with Windows 7 and Windows 8. For best search results, we recommend that you use a combination of Internet Explorer 11 and Windows 7.


JavaScript Requirements

JavaScript is a scripting language that makes Web pages interactive. JavaScript must be enabled in your Web browser in order for Web of Science to work properly.


System-Related Issues

This section covers system-related issues and how you can fix those issues.


Problems with Viewing Chemical Structures in Firefox

When using Firefox, you may sometimes see a blank chemical structure image appear on the following pages.

  • Compound Results
  • Compound Details
  • Reaction Results
  • Reaction Details

To fix this problem, press the F5 key to refresh the page in order to view the chemical structure.


Clarivate Analytics and its product names and acronyms used herein are trademarks, registered trademarks, and service marks used under license. Clarivate has no proprietary interest in the marks or names of others.

  • Microsoft® is a registered trademark of the Microsoft Corporation.
  • Macintosh® is a registered trademark of Apple, Inc.

These and other product names mentioned herein are registered trademarks of their respective owners.

The Web of Science platform identifies Open Access status at the journal level from a number of sources including metadata provided directly by publishers and the Directory of Open Access Journals (DOAJ). Metadata from DOAJ is used under the Creative Commons Attribution-ShareAlike (CC-BY-SA) license.


Journal Coverage Changes in Web of Science Core Collection

The list of Journal Coverage Changes shows:

  • Title changes
  • Title updates
  • Reactivations
  • Dropped titles

The list is automatically updated each month and represents a rolling 12-month list of journal title changes.


Global Customer Support

If you have questions about our products, contact our Global Customer Support Center. Technical support representatives can answer questions about the data, as well as questions about appropriate search and retrieval techniques. Questions about network connections and/or the use of your Web browser should be directed to your network administrator.