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
![Uduakobong S. Okorie](https://cdn.adscientificindex.com/pictures/f2/91695.jpg)
Quantum Mechanics
Mathematical Physics
Molecular Physics
Chemical Physics and Quantum Information
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
55
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Etebong E. Ibekwe](https://cdn.adscientificindex.com/pictures/c5/5797389.jpg)
theoretical physics
quantum mechanics
molecular and atomic physics
General physics
computational physics.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Sylvester Andrew Ekong -](/user/assets/images/profile/no-profile-photo.png)
Condensed Matter Physics
Theoretical/Mathematical Physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Uduak J. Utibe|Utibe, Uduak James, Uduak James Utibe, Utibe, U. J.](https://cdn.adscientificindex.com/pictures/04/4834416.jpg)
Physics Science
entrepreneurial and Environmental Education education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Inyang Akpabio](https://cdn.adscientificindex.com/pictures/3d/4919674.jpg)
Quantum Chromodynamics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Uduakobong S. Okorie
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
55
1.000
Quantum Mechanics
Mathematical Physics
Molecular Physics
Chemical Physics and Quantum Information
Etebong E. Ibekwe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
theoretical physics
quantum mechanics
molecular and atomic physics
General physics
computational physics.
Sylvester Andrew Ekong -
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
Condensed Matter Physics
Theoretical/Mathematical Physics
Uduak J. Utibe|Utibe, Uduak James, Uduak James Utibe, Utibe, U. J.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Physics Science
entrepreneurial and Environmental Education education
Inyang Akpabio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0