Bulgaria

1 September 2020 - 31 August 2021

Subject/journal group: All

The table to the right includes counts of all research outputs for Bulgaria published between 1 September 2020 - 31 August 2021 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.

Count Share
115 12.77

Outputs by subject (FC)

Subject Count Share
Life Sciences 16 0.89
1 0.01
1 0.16
1 0.01
5 0.35
1 0.01
3 0.12
1 0.01
1 0.06
1 0.10
1 0.06
Chemistry 11 4.21
Physical Sciences 85 6.84
Earth & Environmental Sciences 5 1.01

1 September 2020 - 31 August 2021

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

Collaborations between countries

Percentage of collaboration by Share

Hover over the graph to view the percentage of collaboration.

Top 10 collaborators by Share

  • Bulgaria
  1. 1.86
    18.29
  2. Germany (18.21)
    3.70
    14.51
  3. Italy (9.20)
    0.96
    8.25
  4. 1.27
    7.43
  5. France (7.97)
    2.08
    5.89
  6. Russia (7.03)
    0.59
    6.44
  7. 1.32
    4.72
  8. Belgium (5.44)
    1.17
    4.27
  9. Japan (4.31)
    1.58
    2.73
  10. Spain (4.25)
    0.84
    3.40

Collaboration is determined by the combined fractional count (Share) of Bulgaria and the collaborating country.

Top 10 institutions from Bulgaria

Institution Count Share
1. Bulgarian Academy of Sciences (BAS) 91 8.02
2. Sofia University St. Kliment Ohridski 53 4.31
3. Center of Plant Systems Biology and Biotechnology (CPSBB) 4 0.28
4. Medical University of Sofia 4 0.10
5. Maritsa Vegetable Crops Research Institute (MVCRI) 5 0.10
6. New Bulgarian University (NBU) 1 0.06
7. Sofiyska Voda AD 1 0.06
8. South-West University "Neofit Rilski" 1 0.01
9. Plovdiv University "Paisii Hilendarski" 1 0.01

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