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
![Volodymyr Dzhagan|Володимир Джаган](https://cdn.adscientificindex.com/pictures/69/5005479.jpg)
semiconductors
Raman spectroscopy
nanoparticles
photoluminescence
photoelectron spectroscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
127
93
0.732
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Mykhailo Valakh](https://cdn.adscientificindex.com/pictures/21/5005480.jpg)
Physics of Semiconductors
Optics
Raman Scattering
Nanostructures
Optical Diagnostics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
45
0.421
* Total i10 IndexRankings
Ranking Based On Selection: 3
![PM Lytvyn, PM Litvin, П М Литвин](https://cdn.adscientificindex.com/pictures/e2/5005483.jpg)
Material Characterization
Nanostructured Materials
Thin Films and Nanotechnology
Atomic Force Microscopy
Scanning Probe Micr
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
27
0.273
* Total i10 IndexRankings
Ranking Based On Selection: 4
![AN Nazarov](https://cdn.adscientificindex.com/pictures/df/5005482.jpg)
nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
30
0.361
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Belyaev AE](https://cdn.adscientificindex.com/pictures/62/5005484.jpg)
physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
22
0.286
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Fedir Sizov](/user/assets/images/profile/no-profile-photo.png)
Ir and THz Physics
Physics of Semiconductors
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
18
0.250
Volodymyr Dzhagan|Володимир Джаган
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
127
93
0.732
semiconductors
Raman spectroscopy
nanoparticles
photoluminescence
photoelectron spectroscopy
Mykhailo Valakh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
45
0.421
Physics of Semiconductors
Optics
Raman Scattering
Nanostructures
Optical Diagnostics
PM Lytvyn, PM Litvin, П М Литвин
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
27
0.273
Material Characterization
Nanostructured Materials
Thin Films and Nanotechnology
Atomic Force Microscopy
Scanning Probe Micr
AN Nazarov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
30
0.361
Belyaev AE
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
22
0.286
Fedir Sizov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
18
0.250