Scopus
Latest screenshot: 2023-01-18
Access to search interface:
paywalled
Last major interface update:
2015-05-18
Owner of search system:
Elsevier
Location of system headquarters:
Amsterdam, NL
Year of launch:
2004
Type:
Bibliographic database
URL:
N/A
Twitter:
Description of search system (by system owner)
Scopus uniquely combines a comprehensive, expertly curated abstract and citation database with enriched data and linked scholarly literature across a wide variety of disciplines. Scopus quickly finds relevant and authoritative research, identifies experts and provides access to reliable data, metrics and analytical tools. Be confident in progressing research, teaching or research direction and priorities — all from one database and with one subscription.
Total coverage:
84.92M
Year-over-year growth (2019-2020):
4.42%
Subject coverage:
Multidisciplinary
Retrospective coverage:
1864–2021
Record types:
17
Open Access records:
16.90M / 19.91%
Search functionality and interface
Systematic keyword searching:
extensive
Backward citation searching:
extensive
Forward citation searching:
extensive
Query builder:
Search history:
Match preview:
Sorting options:
9
Query
Latency with short query:
13.13 seconds
Latency with long query:
14.61 seconds
Controlled vocabulary:
Field codes:
78
Full text search:
Search string length (narrow):
100 terms max.
Search string length (wide):
100 terms max.
Language support: Chinese:
Language support: Cyrillic:
Truncation:
Wildcards:
Keyword position irrelevant:
Longer strings, fewer hits:
Automatic query expansion (stemming):
Verbatim queries:
Reproducible queries (time):
Reproducible queries (locations):
Operators
Search operators:
4
Boolean 'OR':
Boolean 'AND':
Boolean 'NOT':
Proximity operator:
Boolean works exact:
Nested search (parentheses):
Citation search / filtering
Record type filters:
17
Results filters:
14
Suggested related records:
Supported by bibliometric tools:
Bibliometrix; CiteSpace; VOSviewer
Backward citation information:
Backward citation score:
89.91%
Forward citation information:
Forward citation score:
66.34%
Retrieval
Number of accessible records:
2000
Bulk select records:
Bulk export records:
20000
Export formats:
7
API:
upon request
Bulk select records' backward citations:
Bulk export backward citations:
2000
Bulk select records' forward citations:
Bulk export forward citations:
2000
