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
175,875
Country Rank
203
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Nsikak Benson](https://cdn.adscientificindex.com/pictures/96/95976.jpg)
Aquatic Biogeochemistry
Environmental Chemistry
Emerging Contaminants
Microplastics and Nanoplastics and Health
Biosensors
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
60
0.833
* Total i10 Index Rankings
World Rank
451,428
Country Rank
1,298
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Nsongurua J. Udombana](https://cdn.adscientificindex.com/pictures/41/95979.jpg)
Public International Law
African Union Law
Human Rights
Transitional Justicice
Legal Writing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
10
0.323
* 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
1,466,993
Country Rank
21,969
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Enobong Joseph Oduobuk](/pictures/f2/4941240.jpg)
Electronics
Embedded systems
Robotics
Renewable Energy
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
1,634,475
Country Rank
26,739
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![David Okanandu Iloma](/pictures/dd/4941211.jpg)
Clinical/Forensic Psychologist
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* 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
1,739,388
Country Rank
30,155
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Ata-Awaji Anthony Reuben](/user/assets/images/profile/no-profile-photo.png)
Development Communication
Environmental Communication
Broadcast Media
New Media and Political Communication.
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
1,804,827
Country Rank
31,809
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Enoima Abraham](/user/assets/images/profile/no-profile-photo.png)
Accounting
Corporate governance
Taxation
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
1,947,647
Country Rank
36,879
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Augustine Brendan Inyang](/pictures/be/4941168.jpg)
Business Management
Entrepreneurship
Corporate Social Responsibility
Accounting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* 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
1,965,109
Country Rank
37,539
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Joseph Igwe-Okomiso|JB Igwe-Okomiso, IO Joseph B](/pictures/1b/4941325.jpg)
policing & law enforcement
physical Security
Crime control
Penology
Victimology
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
1,979,119
Country Rank
38,130
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Raphael Ebiefung Cln](/pictures/81/4941449.jpg)
Human-information interaction
Information behavior
Information ethics
Digital information literacy
AI in Libraries
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
2,046,387
Country Rank
40,896
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/24793.jpg)
![Nigeria](/flags/ng.png)
![Ibeawuchi Iwunze](/pictures/20/4941298.jpg)
Law of the sea
maritime law
secured credits
international human rights law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
World Ranking
175,875
Country Ranking
203
Institution Ranking
1
Nsikak Benson
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
60
0.833
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Aquatic Biogeochemistry
Environmental Chemistry
Emerging Contaminants
Microplastics and Nanoplastics and Health
Biosensors
* Total i10 Index Rankings
World Ranking
451,428
Country Ranking
1,298
Institution Ranking
2
Nsongurua J. Udombana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
10
0.323
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Public International Law
African Union Law
Human Rights
Transitional Justicice
Legal Writing
* 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
1,466,993
Country Ranking
21,969
Institution Ranking
9
Enobong Joseph Oduobuk
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Electronics
Embedded systems
Robotics
Renewable Energy
* 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
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![Adscientificindex](/assets/images/banner_click.png)
* 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
1,634,475
Country Ranking
26,739
Institution Ranking
13
David Okanandu Iloma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* 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
* Total i10 Index Rankings
World Ranking
1,739,388
Country Ranking
30,155
Institution Ranking
16
Ata-Awaji Anthony Reuben
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Development Communication
Environmental Communication
Broadcast Media
New Media and Political Communication.
* 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
1,804,827
Country Ranking
31,809
Institution Ranking
18
Enoima Abraham
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Accounting
Corporate governance
Taxation
* 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
1,947,647
Country Ranking
36,879
Institution Ranking
19
Augustine Brendan Inyang
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Business Management
Entrepreneurship
Corporate Social Responsibility
Accounting
* 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
1,965,109
Country Ranking
37,539
Institution Ranking
21
Joseph Igwe-Okomiso|JB Igwe-Okomiso, IO Joseph B
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
policing & law enforcement
physical Security
Crime control
Penology
Victimology
* 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
1,979,119
Country Ranking
38,130
Institution Ranking
23
Raphael Ebiefung Cln
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Human-information interaction
Information behavior
Information ethics
Digital information literacy
AI in Libraries
* 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
2,046,387
Country Ranking
40,896
Institution Ranking
25
Ibeawuchi Iwunze
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/24793.jpg)
Law of the sea
maritime law
secured credits
international human rights law