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
![Chinedum O. Eleazu|Ogbonnaya Eleazu Chinedum](https://cdn.adscientificindex.com/pictures/19/105629.jpg)
Metabolic Syndrome
Diabetes
Functional Foods
Antioxidants
Nutraceuticals
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
54
0.794
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Anthony Chinonso Ekennia](https://cdn.adscientificindex.com/pictures/98/104130.jpg)
Inorganic chemistry
medicinal chemistry and material science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
38
0.905
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Chukwunonso Peter Okoli](/user/assets/images/profile/no-profile-photo.png)
Analytical Chemistry
Environmental Chemistry
Physical Chemistry
Computational Chemistry
Water treatment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
25
0.926
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Azubuike Peter Ebokaiwe](https://cdn.adscientificindex.com/pictures/14/104634.jpg)
Environmental/Molecular Toxicology
Cancer immunotherapy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Frank Nwabue](/user/assets/images/profile/no-profile-photo.png)
Material Science and Bio-Inorganic Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
6
0.545
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Nwabueze I. Elom](/user/assets/images/profile/no-profile-photo.png)
Analytical and Environmental Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Christopher Uchechukwu Sonde](https://cdn.adscientificindex.com/pictures/83/4531149.jpg)
Physical Chemistry: Adsorption & Surface Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Omaka Ndukaku Omaka](https://cdn.adscientificindex.com/pictures/11/96491.jpg)
Analytical and Environmental Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Chukwu Chukwuma](https://cdn.adscientificindex.com/pictures/41/4596325.jpg)
Organic/Natural Product Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Olawale Olowu](https://cdn.adscientificindex.com/pictures/36/5802784.jpg)
Inorganic chemistry
coordination chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Tyopine Andrew Aondoaver](/user/assets/images/profile/no-profile-photo.png)
Analytical/Environmental Chemistry and Industrial Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Orji Jephter](https://cdn.adscientificindex.com/pictures/67/5030894.jpg)
Soil Chemistry and Microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Ogueji Chikezie](/user/assets/images/profile/no-profile-photo.png)
Ph.D in Physical Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Ani Nkiruka Chidiebere](https://cdn.adscientificindex.com/pictures/41/5063274.jpg)
Analytical /Environmental chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Chinedum O. Eleazu|Ogbonnaya Eleazu Chinedum
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
54
0.794
Metabolic Syndrome
Diabetes
Functional Foods
Antioxidants
Nutraceuticals
Anthony Chinonso Ekennia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
38
0.905
Inorganic chemistry
medicinal chemistry and material science
Chukwunonso Peter Okoli
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
25
0.926
Analytical Chemistry
Environmental Chemistry
Physical Chemistry
Computational Chemistry
Water treatment
Azubuike Peter Ebokaiwe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
Environmental/Molecular Toxicology
Cancer immunotherapy
Frank Nwabue
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
6
0.545
Material Science and Bio-Inorganic Chemistry
Nwabueze I. Elom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
Analytical and Environmental Chemistry
Christopher Uchechukwu Sonde
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
Physical Chemistry: Adsorption & Surface Chemistry
Omaka Ndukaku Omaka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
Analytical and Environmental Chemistry
Chukwu Chukwuma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Organic/Natural Product Chemistry
Olawale Olowu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Inorganic chemistry
coordination chemistry
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Tyopine Andrew Aondoaver
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Analytical/Environmental Chemistry and Industrial Chemistry
Orji Jephter
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Ogueji Chikezie
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Ani Nkiruka Chidiebere
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Analytical /Environmental chemistry