Yemen's Top 2% Scientists 2020
Yemen has 4 scientists on the 2020 single-year Top 2% list. That places Yemen 107th in the world by number of listed scientists. Sana'a University has the most listed scientists (2), followed by Taiz University (1).
Scientists in Yemen on the list, by year
Show the numbers
| Year | Single Year | Change | Career Data | Change |
|---|---|---|---|---|
| 2020 | 4 | 1 | ||
| 2021 | 8 | +100.0% | 1 | +0.0% |
| 2022 | 7 | -12.5% | 1 | +0.0% |
| 2023 | 7 | +0.0% | 3 | +200.0% |
| 2024 | 12 | +71.4% | 3 | +0.0% |
| 2025 | 23 | +91.7% | 4 | +33.3% |
Institutes in Yemen
By number of listed scientists
Show the list
All 4 scientists
| Rank in Yemen | World rank | Scientist | Institute | Sub-field | Rank in sub-field |
|---|---|---|---|---|---|
| 1 | 101,426 | Taiz University | Nuclear & Particle Physics | Rank 1,180 | |
| 2 | 141,757 | Thamar University | Dentistry | Rank 593 | |
| 3 | 209,626 | Sana'a University | Tropical Medicine | Rank 374 | |
| 4 | 288,199 | Sana'a University | Applied Physics | Rank 7,209 | |
| No scientists match this filter. | |||||
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Frequently asked questions
How many scientists from Yemen are in the 2020 Stanford Top 2% list?
4 scientists affiliated with Yemen are on the 2020 single-year list, and 1 are on the career-long list.
Which institute in Yemen has the most Top 2% scientists?
On the 2020 single-year list, Sana'a University has the most listed scientists from Yemen, with 2. It is followed by Taiz University with 1.
What is the difference between the single-year and career-long lists?
The single-year list ranks scientists on the citations their work received in one year. The career-long list ranks them on citations across their whole career. Both lists are published every year, and a scientist can be on one, both or neither.
What is the official source of this data?
The rankings come from the science-wide author databases of standardized citation indicators published by Ioannidis et al. in the Elsevier Data Repository, updated every year. TOPSCINET, an independent platform, organises that data by country, year, institute and field, so you can compare and explore it.