United States of America (USA)

1 July 2018 - 30 June 2019

Subject/journal group: All

The table to the right includes counts of all research outputs for United States of America (USA) published between 1 July 2018 - 30 June 2019 which are tracked by the Nature Index.

Hover over the donut graph to view the FC output for each subject. Below, the same research outputs are grouped by subject. Click on the subject to drill-down into a list of articles organized by journal, and then by title.

Note: Articles may be assigned to more than one subject area.

AC FC
28190 20115.75

Outputs by subject (FC)

Subject AC FC
Earth & Environmental Sciences 4190 2822.95
Physical Sciences 7610 4936.55
Chemistry 6868 5016.05
Life Sciences 12358 9208.17

1 July 2018 - 30 June 2019

View the connected world of international research collaboration. Visualize collaborations by subject or region.

Collaborations between countries

Percentage of collaboration by FC

Hover over the graph to view the percentage of collaboration.

Top 10 collaborators by FC

  • United States of America (USA)
  1. China (4224.79)
    2057.44
    2167.35
  2. 1074.83
    805.47
  3. Germany (1823.53)
    1012.34
    811.19
  4. Canada (1089.42)
    657.50
    431.92
  5. France (1064.44)
    650.87
    413.56
  6. Japan (930.76)
    563.48
    367.28
  7. Switzerland (711.47)
    422
    289.46
  8. Australia (669.31)
    393.79
    275.52
  9. South Korea (614.90)
    374.42
    240.47
  10. Italy (586.62)
    356.28
    230.34

Collaboration is determined by the combined fractional count (FC) of United States of America (USA) and the collaborating country.

Top 10 institutions from United States of America (USA)

Institution AC FC
1. Harvard University 2521 933.14
2. Stanford University 1583 646.98
3. Massachusetts Institute of Technology (MIT) 1772 536.81
4. National Institutes of Health (NIH) 950 384.92
5. Yale University 898 365.91
6. University of California, Berkeley (UC Berkeley) 1189 360.43
7. University of California, Los Angeles (UCLA) 1029 334
8. University of California, San Diego (UC San Diego) 1019 332.73
9. University of Michigan (U-M) 869 325.07
10. University of Washington (UW) 957 318.53

Enhanced profiles

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