Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index) and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)
* Total i10 Index Rankings
World Rank
471,688
Country Rank
1,422
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Nnanake-Abasi O Offiong](/pictures/37/4805200.jpg)
Organic pollutants monitoring and remediation
Waste valorisation for energy and environmental applications
corrosion inhibitio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
24
0.828
* Total i10 Index Rankings
World Rank
860,616
Country Rank
6,457
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Patrick Ebewo](https://cdn.adscientificindex.com/pictures/e9/5796073.jpg)
education
culture
politics
religion
theatre
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
6
0.500
* Total i10 Index Rankings
World Rank
1,247,081
Country Rank
15,795
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Affiong Edeke](https://cdn.adscientificindex.com/pictures/9b/5804745.jpg)
Biochemistry
Nutrition/Nutrigenomics
Obesity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Rank
1,290,040
Country Rank
16,832
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Ukemeobong Akpan](https://cdn.adscientificindex.com/pictures/09/5794538.jpg)
mechanical engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Rank
1,378,016
Country Rank
19,300
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Emmanuel. E. Nyoho](https://cdn.adscientificindex.com/pictures/7f/5817640.jpg)
Machine Learning
Deep Learning
Cross Platform Mobile Development
IOT
Hardware Programming
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Rank
1,463,180
Country Rank
21,846
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Chinanuife Emmanuel](https://cdn.adscientificindex.com/pictures/2c/5817710.jpg)
Development Economics
Macroeconomics and Public Sector Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Rank
1,499,414
Country Rank
22,922
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Veronica Nyoyoko](https://cdn.adscientificindex.com/pictures/ba/5806070.jpg)
Environmental Microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Rank
1,606,380
Country Rank
25,725
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Owoidihe Etukudo](/user/assets/images/profile/no-profile-photo.png)
Genetic Diversity of Marginalize Farm Animals such as Giant African Land Snails and Microlivestock
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 Index Rankings
World Rank
1,682,710
Country Rank
28,442
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Idongesit Asuquo Victor](https://cdn.adscientificindex.com/pictures/4e/5807491.jpg)
Molecular Oncology and Proteomics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Rank
1,727,103
Country Rank
29,798
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Kene-Unwana Ibia](/user/assets/images/profile/no-profile-photo.png)
Environmental law
maritime law
international law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Rank
1,783,751
Country Rank
31,360
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Nsehe-Abasi Friday Udom](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Rank
1,571,910
Country Rank
24,601
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![James, Gabriel Gregory](https://cdn.adscientificindex.com/pictures/b1/5806573.jpg)
AI/Expert Systems
Intelligent Systems
Telecommunication Systems
Database
Models and Simulations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 Index Rankings
World Rank
1,960,117
Country Rank
37,350
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Felix A. Njoku](https://cdn.adscientificindex.com/pictures/82/5810637.jpg)
Artificial intelligence
machine learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
1,971,305
Country Rank
37,794
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Minister Obonukut](/pictures/8c/4941390.jpg)
Biogas/Biodigester Engineering
Reaction Engineering
Petroleum Processing Engineering
Separation Processes
Membrane and Nanot
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
1,998,493
Country Rank
38,886
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Ifediora Okiche](/pictures/2a/4941301.jpg)
Postcolonial studies
Ecocriticism
Africa drama
poetry and novel
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,109,330
Country Rank
43,283
Institution Rank : 27
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Christian Solomon Akpan](https://cdn.adscientificindex.com/pictures/30/5814026.jpg)
Electronics and Communication Physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,155,710
Country Rank
45,338
Institution Rank : 29
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Ubong Thompson Idiok](https://cdn.adscientificindex.com/pictures/ff/5815464.jpg)
Water Resources and Environmental Engineering
Waste water and surface water treatment using
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,155,710
Country Rank
45,338
Institution Rank : 29
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Okom, Emmanuel Njor](https://cdn.adscientificindex.com/pictures/3d/5815465.jpg)
Crime and Deviance
Organised Crime
Penology
Theories of Crime and Punishment
Hist.of Soc.Thought
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,155,710
Country Rank
45,338
Institution Rank : 29
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Uwem R. Ntuen](https://cdn.adscientificindex.com/pictures/da/5815466.jpg)
Molecular & Environmental Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,155,710
Country Rank
45,338
Institution Rank : 29
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Samuel Effiong Isaac](https://cdn.adscientificindex.com/pictures/b1/5816653.jpg)
Monetary Economics
Financial Markets
Financial Technology
Energy Market
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,129,829
Country Rank
44,151
Institution Rank : 28
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Oise Godfrey Perfectson](https://cdn.adscientificindex.com/pictures/9a/5816654.jpg)
Software Engineering and Artificial Intelligent
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,184,487
Country Rank
46,819
Institution Rank : 33
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Uche Divine Ogbonna](https://cdn.adscientificindex.com/pictures/05/5816655.jpg)
criminology
Police Science
Security Studies
Social Work
Sociology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,184,487
Country Rank
46,819
Institution Rank : 33
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Jackson Ante](https://cdn.adscientificindex.com/pictures/14/5816656.jpg)
stability theory
fractional dynamics
differential equations
number theory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Rank
2,184,487
Country Rank
46,819
Institution Rank : 33
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Orazulume Martha C](/pictures/0e/4805202.jpg)
Control Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Ranking
471,688
Country Ranking
1,422
Institution Ranking
3
Nnanake-Abasi O Offiong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
24
0.828
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Organic pollutants monitoring and remediation
Waste valorisation for energy and environmental applications
corrosion inhibitio
* Total i10 Index Rankings
World Ranking
860,616
Country Ranking
6,457
Institution Ranking
4
Patrick Ebewo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
6
0.500
* Total i10 Index Rankings
World Ranking
1,247,081
Country Ranking
15,795
Institution Ranking
5
Affiong Edeke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Ranking
1,290,040
Country Ranking
16,832
Institution Ranking
6
Ukemeobong Akpan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Ranking
1,378,016
Country Ranking
19,300
Institution Ranking
7
Emmanuel. E. Nyoho
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Machine Learning
Deep Learning
Cross Platform Mobile Development
IOT
Hardware Programming
* Total i10 Index Rankings
World Ranking
1,463,180
Country Ranking
21,846
Institution Ranking
8
Chinanuife Emmanuel
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Development Economics
Macroeconomics and Public Sector Economics
* Total i10 Index Rankings
World Ranking
1,499,414
Country Ranking
22,922
Institution Ranking
10
Veronica Nyoyoko
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Ranking
1,606,380
Country Ranking
25,725
Institution Ranking
12
Owoidihe Etukudo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Genetic Diversity of Marginalize Farm Animals such as Giant African Land Snails and Microlivestock
* Total i10 Index Rankings
World Ranking
1,682,710
Country Ranking
28,442
Institution Ranking
14
Idongesit Asuquo Victor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Ranking
1,727,103
Country Ranking
29,798
Institution Ranking
15
Kene-Unwana Ibia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
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* Total i10 Index Rankings
World Ranking
1,783,751
Country Ranking
31,360
Institution Ranking
17
Nsehe-Abasi Friday Udom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Ranking
1,571,910
Country Ranking
24,601
Institution Ranking
11
James, Gabriel Gregory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
![](https://cdn.adscientificindex.com/logos/24793.jpg)
AI/Expert Systems
Intelligent Systems
Telecommunication Systems
Database
Models and Simulations
* Total i10 Index Rankings
World Ranking
1,960,117
Country Ranking
37,350
Institution Ranking
20
Felix A. Njoku
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Ranking
1,971,305
Country Ranking
37,794
Institution Ranking
22
Minister Obonukut
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Biogas/Biodigester Engineering
Reaction Engineering
Petroleum Processing Engineering
Separation Processes
Membrane and Nanot
* Total i10 Index Rankings
World Ranking
1,998,493
Country Ranking
38,886
Institution Ranking
24
Ifediora Okiche
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Postcolonial studies
Ecocriticism
Africa drama
poetry and novel
* Total i10 Index Rankings
World Ranking
2,109,330
Country Ranking
43,283
Institution Ranking
27
Christian Solomon Akpan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Ranking
2,155,710
Country Ranking
45,338
Institution Ranking
29
Ubong Thompson Idiok
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Water Resources and Environmental Engineering
Waste water and surface water treatment using
* Total i10 Index Rankings
World Ranking
2,155,710
Country Ranking
45,338
Institution Ranking
29
Okom, Emmanuel Njor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Crime and Deviance
Organised Crime
Penology
Theories of Crime and Punishment
Hist.of Soc.Thought
* Total i10 Index Rankings
World Ranking
2,155,710
Country Ranking
45,338
Institution Ranking
29
Uwem R. Ntuen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Ranking
2,155,710
Country Ranking
45,338
Institution Ranking
29
Samuel Effiong Isaac
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Monetary Economics
Financial Markets
Financial Technology
Energy Market
* Total i10 Index Rankings
World Ranking
2,129,829
Country Ranking
44,151
Institution Ranking
28
Oise Godfrey Perfectson
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Ranking
2,184,487
Country Ranking
46,819
Institution Ranking
33
Uche Divine Ogbonna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
criminology
Police Science
Security Studies
Social Work
Sociology
* Total i10 Index Rankings
World Ranking
2,184,487
Country Ranking
46,819
Institution Ranking
33
Jackson Ante
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
stability theory
fractional dynamics
differential equations
number theory
* Total i10 Index Rankings
World Ranking
2,184,487
Country Ranking
46,819
Institution Ranking
33
Orazulume Martha C
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0