Sofia University St. Kliment Ohridski in the Stanford/Elsevier 2026 list
The Stanford/Elsevier list covers the top 2% most-cited scientists in each subfield. These are the people from this institution on at least one of its two rankings: career-long and single-year (citations from 2025).
12
researchers on the list
1
rank in Bulgaria
3,968
rank worldwide, of 38,384
Ranks by number of people on the list; we calculate them from the same data.
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The full list, with each person's rank, subfield, c-score, h-index and citations, in a file for Excel.
Click a name to see the full record. The columns give each person’s rank in their subfield on each list.
| Name | Subfield | Career | Single-year |
|---|---|---|---|
| van Gool, Luc J. | Artificial Intelligence & Image Processing | 236 / 517,648 | 254 / 517,648 |
| Yazadjiev, Stoytcho S. | Nuclear & Particle Physics | 949 / 164,120 | 405 / 164,120 |
| Popov, Valentin N. | Applied Physics | 1,048 / 323,282 | 1,702 / 323,282 |
| Gu, Jinjin | Artificial Intelligence & Image Processing | — | 3,042 / 517,648 |
| Grabchev, Ivo K. | Organic Chemistry | 1,579 / 188,664 | — |
| Christov, Ivan P. | Optics | 419 / 83,504 | — |
| Tcholakova, S. S. | Chemical Physics | — | 1,775 / 121,889 |
| Tsalev, Dimiter L. | Analytical Chemistry | 1,515 / 137,328 | — |
| Goltsev, Vasilij N. | Plant Biology & Botany | — | 4,217 / 204,373 |
| Simeonov, Vasil D. | Environmental Sciences | 2,242 / 140,934 | — |
| Vakarelov, Dimiter | Artificial Intelligence & Image Processing | 8,364 / 517,648 | — |
| Vinarov, Zahari | Pharmacology & Pharmacy | — | 3,439 / 166,116 |
Source: Ioannidis JPA, Elsevier (2026). August 2026 data-update for "Updated science-wide author databases of standardized citation indicators". Mendeley Data, version 9. Licence CC BY-NC 3.0. doi:10.17632/btchxktzyw.9
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