Proceedings of the National Academy of Sciences of the United States of America
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Subject Areas
Aims & Scope
Abstracting & Indexing
Detailed Metrics
| Total Docs. (latest) | 4,305 |
| Total Docs. (3 years) | 11,040 |
| Total Refs. | 236,204 |
| Total Citations (3 years) | 95,587 |
| Citable Docs. (3 years) | 10,095 |
| Citations / Doc. (2 years) | 8.23 |
| Ref. / Doc. | 54.87 |
| % Female | 37.0% |
Metrics Visualization
Latest year data vs 3-year cumulative figures
Publication & Citation Trend
Top 10 Most Cited Articles
Frequently Asked Questions
What is the impact factor of Proceedings of the National Academy of Sciences of the United States of America?
The official Journal Impact Factor (JIF) is published by Clarivate in the Journal Citation Reports (JCR) and is not listed on this page. Based on SCImago data, Proceedings of the National Academy of Sciences of the United States of America has an SJR of 3.283 and is ranked Q1.
What is the SJR and quartile of Proceedings of the National Academy of Sciences of the United States of America?
Proceedings of the National Academy of Sciences of the United States of America has an SJR (SCImago Journal Rank) of 3.283 and its best quartile is Q1.
What is the H-index of Proceedings of the National Academy of Sciences of the United States of America?
The H-index of Proceedings of the National Academy of Sciences of the United States of America is 929, meaning 929 of its articles have each been cited at least 929 times.
Is Proceedings of the National Academy of Sciences of the United States of America indexed in Scopus?
Yes. Proceedings of the National Academy of Sciences of the United States of America is active in Scopus (Scopus Source List, August 2026).
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