15.8(top 1%)
Impact Factor
16.6(top 1%)
extended IF
734(top 1%)
H-Index
43,132
authors
188,981
papers
11,450,580
citations
14,755
citing journals
506,048
citing authors
Selected Period:
-
Impact Factor of  based on the number of citations over 2-year window
The graph shows the changes in the impact factor of and its the corresponding percentile for the sake of comparison with the entire literature. Impact Factor is the most common scientometric index, which is defined by the number of citations of papers in two preceding years divided by the number of papers published in those years.
Impact Factor of  based on the number of citations over 2-year window
This graph shows how the impact factor of is computed. The left axis depicts the number of papers published in years X-1 and X2, and the right axis displays their citations in year X.