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
![Ubana Muhammad](/user/assets/images/profile/no-profile-photo.png)
Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
9
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Chibuzo Carole Ihe Nweze](https://cdn.adscientificindex.com/pictures/95/4531629.jpg)
Bioactive Compounds
Functional foods and Nutraceuticals
Food additives
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Sunday Haruna](https://cdn.adscientificindex.com/pictures/98/5809240.jpg)
Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Adedotun Adefolalu](https://cdn.adscientificindex.com/pictures/6b/4921098.jpg)
Biochemistry
Natural Products Chemistry
Applied Microbiology
Drug Discovery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Abdullahi Halimatu Sadiya](/user/assets/images/profile/no-profile-photo.png)
Medical Toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Ann Ukamaka Ijeomah](/user/assets/images/profile/no-profile-photo.png)
Biochemical toxicology
Medical biochemistry and Immunochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Benedict Ashikaa](https://cdn.adscientificindex.com/pictures/5b/5064157.jpg)
Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Hassan Sani](https://cdn.adscientificindex.com/pictures/d3/5812603.jpg)
Biochemistry
Neuroscience
Genetics
Bioinformatics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Ubana Muhammad
Nasarawa State University
Keffi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
9
0.600
Chibuzo Carole Ihe Nweze
Nasarawa State University
Keffi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
Bioactive Compounds
Functional foods and Nutraceuticals
Food additives
Sunday Haruna
Nasarawa State University
Keffi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Adedotun Adefolalu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Biochemistry
Natural Products Chemistry
Applied Microbiology
Drug Discovery
Abdullahi Halimatu Sadiya
Nasarawa State University
Keffi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Ann Ukamaka Ijeomah
Nasarawa State University
Keffi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Biochemical toxicology
Medical biochemistry and Immunochemistry
Benedict Ashikaa
Nasarawa State University
Keffi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Hassan Sani
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Biochemistry
Neuroscience
Genetics
Bioinformatics