Total 2,424,675 scientists, country 221, and institutions 24,468 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Ganna Kharlamova Ганна Харламова|Г. Харламова](https://cdn.adscientificindex.com/pictures/6d/1208959.jpg)
Environment safety. Ecoterrorism. State security. Investment. Human capital
risk analysis. Socio-economic modeling. nanomateria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
23
0.359
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Sergiy Snizhko Cергій Сніжко|Cергій Сніжко](https://cdn.adscientificindex.com/pictures/b8/5292435.jpg)
climate change
water resources
hydrochemistry
air pollution
urban meteorology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
19
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Dmytro Boichuk](https://cdn.adscientificindex.com/pictures/f5/5052479.jpg)
Climate Science
Climate Variability
Climate Change
Data Assimilation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Ganna Kharlamova Ганна Харламова|Г. Харламова
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
23
0.359
Environment safety. Ecoterrorism. State security. Investment. Human capital
risk analysis. Socio-economic modeling. nanomateria
Sergiy Snizhko Cергій Сніжко|Cергій Сніжко
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
19
0.500
climate change
water resources
hydrochemistry
air pollution
urban meteorology
Dmytro Boichuk
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Climate Science
Climate Variability
Climate Change
Data Assimilation