9.8(top 2%)
impact factor
151.2K(top 0.1%)
papers
18.9M(top 0.1%)
citations
1.0K(top 0.1%)
h-index
10.5(top 2%)
extended IF
163.3K
all documents
20.2M
doc citations
1.6K(top 0.1%)
g-index
The graph shows the changes in the impact factor of ^ and its corresponding percentile fo
if-computation
This graph shows how the impact factor of Proceedings of the National Academy of Sciences of the United States of America is computed. The left axis depicts the number of papers published in years X-1 and X-2, and the right axis displays their citations in year X.

What is the 2023 impact factor of Proceedings of the National Academy of Sciences of the United States of America?

The 2023 impact factor of Proceedings of the National Academy of Sciences of the United States of America is 7.588. This impact factor has been calculated by dividing the number of citations in the year 2023 to the articles published in 2021 and 2022. Proceedings of the National Academy of Sciences of the United States of America published 3,744 and 3,653 articles in the years 2021 and 2022, which have received 34,307 and 21,820 citations in 2023, respectively.