Total 2,390,219 scientists, country 221, and institutions 24,464 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
![Bradley R Newcomer](https://cdn.adscientificindex.com/pictures/38/1356715.jpg)
Mitochondrial function
Muscle metabolism
Liver metabolism
Fat metabolism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
34
0.576
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Costel Constantin](/user/assets/images/profile/no-profile-photo.png)
Thermoelectrics
transition metal oxides
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
13
0.650
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Klebert Feitosa](https://cdn.adscientificindex.com/pictures/41/1347463.jpg)
Soft matter
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
Bradley R Newcomer
James Madison University
Harrisonburg, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
34
0.576
Mitochondrial function
Muscle metabolism
Liver metabolism
Fat metabolism
Costel Constantin
James Madison University
Harrisonburg, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
13
0.650
Klebert Feitosa
James Madison University
Harrisonburg, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778