Scopus

Scopus. It is a multidisciplinary abstract and citation database curated by the academic publishing giant Elsevier. Launched in 2004, it is designed to provide a comprehensive overview of global research output across the natural sciences, technical fields, medical research, social sciences, and arts and humanities. The platform indexes content from thousands of publishers, including peer-reviewed journals, conference proceedings, books, and patent records.

Overview

The creation of this database was a strategic initiative by Elsevier to compete with established citation indices like the Web of Science, maintained by Clarivate. Its development involved significant collaboration with the international research community and librarians to define its coverage policies. Since its launch, it has become one of the largest curated abstract and citation databases, widely adopted by major institutions such as Stanford University, the University of Oxford, and the Massachusetts Institute of Technology. The platform's data is also used to power analytical tools like SciVal, which assists in benchmarking research performance.

Content and coverage

The database contains meticulously curated records from over 25,000 active titles from more than 7,000 publishers worldwide, including major entities like Springer Nature, Wiley-Blackwell, and Taylor & Francis. Coverage extends to over 87 million items, including articles from seminal journals such as Nature, Science, and The Lancet. It also indexes millions of conference papers from events organized by groups like the Institute of Electrical and Electronics Engineers and scholarly books from publishers like Cambridge University Press. A distinctive feature is its extensive coverage of patent data from offices including the United States Patent and Trademark Office and the European Patent Office.

Features and functionality

A core feature is the sophisticated citation tracking tool, which allows users to see how a document has been cited in the literature, creating a network of scholarly influence. The platform offers advanced search capabilities with filters for affiliation, author, and funding sponsor. Integrated tools include the Author Identifier, which disambiguates researcher profiles, and the Journal Analyzer, which provides metrics like CiteScore and SJR (SCImago Journal Rank). These features are integrated with other Elsevier products, such as Mendeley for reference management and Engineering Village for engineering-specific research.

Usage and impact

It is extensively used by universities, government agencies, and corporations for literature reviews, bibliometric analysis, and research evaluation. Many national research assessment frameworks, such as the Research Excellence Framework in the United Kingdom and the Excellence in Research for Australia initiative, accept its metrics for evaluation purposes. The data is crucial for generating global university rankings like the QS World University Rankings and the Times Higher Education World University Rankings. Researchers at institutions like the Max Planck Society and National Institutes of Health routinely use it to identify collaboration opportunities and track emerging trends.

Criticisms and controversies

The database has faced criticism for its commercial nature and perceived bias towards journals published by its parent company, Elsevier, potentially disadvantaging titles from other publishers or open access platforms. Some scholars, including those affiliated with the University of California system, have raised concerns about the transparency of its journal selection and de-listing processes. Comparisons with the Web of Science often highlight discrepancies in coverage, particularly in the humanities and non-English language publications. The use of its metrics, like CiteScore, in high-stakes research assessments has been debated within organizations like the San Francisco Declaration on Research Assessment, which advocates for a focus on scientific content rather than journal-based metrics.

Category:Bibliographic databases Category:Elsevier