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
369,461
Country Rank
870
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Onome Augustina Bubu Davies](https://cdn.adscientificindex.com/pictures/87/341750.jpg)
Zoology
Hydrobiology
Fisheries
Aquaculture
Aquatic Ecology/Pollution
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
25
0.658
* Total i10 Index Rankings
World Rank
401,845
Country Rank
1,030
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Omokaro Obire](/pictures/05/516832.jpg)
Environmental Microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
19
0.543
* Total i10 Index Rankings
World Rank
464,108
Country Rank
1,381
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![TKS Abam](/pictures/10/484284.jpg)
Soil foundations
Hydrological processes
erosion
environment and ground resisitivity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
13
0.433
* Total i10 Index Rankings
World Rank
527,552
Country Rank
1,864
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Sirui Feng](/pictures/60/436175.jpg)
Wide Band-Gap Semiconductor
Power Devices
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
* Total i10 Index Rankings
World Rank
533,095
Country Rank
1,896
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Eric Amadi](/pictures/de/348693.jpg)
Educational Management & Planning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
* Total i10 Index Rankings
World Rank
542,765
Country Rank
2,000
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Barineme Beke Fakae](/pictures/b5/357647.jpg)
Veterinary Parasitology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
5
0.200
* Total i10 Index Rankings
World Rank
550,510
Country Rank
2,047
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Reuben Okparanma|R.N. Okparanma, Reuben Nwomandah Okparanma](/pictures/07/291858.jpg)
Environmental Engineering
Environmental Remediation
Environmental Diagnostics
Soil Spectroscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
20
0.833
* Total i10 Index Rankings
World Rank
554,442
Country Rank
2,106
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Onyema Joseph Owen](/pictures/60/473615.jpg)
Animal Physiology
Animal Production/ Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
17
0.708
* Total i10 Index Rankings
World Rank
576,531
Country Rank
2,312
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Gobo Ae](/pictures/31/349562.jpg)
Applied Meteorology. & Environmental Management / Consultant
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
12
0.522
* Total i10 Index Rankings
World Rank
639,613
Country Rank
3,015
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Suanu Deekae](/pictures/da/341552.jpg)
Fisheries
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
9
0.450
* Total i10 Index Rankings
World Rank
654,359
Country Rank
3,173
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Okwelle P Chijioke](/pictures/70/462188.jpg)
Skill development and evaluation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
* Total i10 Index Rankings
World Rank
659,595
Country Rank
3,245
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Falilat Taiwo Ademikuyi](/pictures/3a/357646.jpg)
Chemical Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
11
0.579
* Total i10 Index Rankings
World Rank
683,225
Country Rank
3,542
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Asinyetogha Hilkiah Igoni](/pictures/7b/356998.jpg)
AGRICULTURE
ENERGY
ENGINEERING AND ENVIRONMENT
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
* Total i10 Index Rankings
World Rank
708,153
Country Rank
3,892
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Ideriah Tubonimi Joseph Kio](/user/assets/images/profile/no-profile-photo.png)
Environmental Pollution (Impact) Assessment
Environmental Chemistry
Water Air Soil Quality studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
10
0.588
* Total i10 Index Rankings
World Rank
791,376
Country Rank
5,167
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Chigozie Israel Cookey](/pictures/4c/354486.jpg)
Mhd flows
Convection
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
9
0.643
* Total i10 Index Rankings
World Rank
812,922
Country Rank
5,468
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Jaja Jones Michael](/pictures/ea/343460.jpg)
Social History
History Of Nigerian Communities
Women Studies
Conflict Studies
Anthropology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
* Total i10 Index Rankings
World Rank
824,018
Country Rank
5,697
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Ebiwari Wokekoro](/pictures/ec/350985.jpg)
Facilities Management
Urban Environmental Managemennt
Valuationn
Quality of Life
Town Planning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
8
0.615
* Total i10 Index Rankings
World Rank
856,974
Country Rank
6,358
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Faithwin Obomanu](/user/assets/images/profile/no-profile-photo.png)
Natural Products/Medicinal Plants
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
7
0.583
* Total i10 Index Rankings
World Rank
857,399
Country Rank
6,363
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Valentine Omubo Pepple](/user/assets/images/profile/no-profile-photo.png)
Solid state Physics
Environmental Physics
Fluid Mechanics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
7
0.583
* Total i10 Index Rankings
World Rank
859,736
Country Rank
6,425
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Nnamdi Okoroma](/pictures/04/397282.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
6
0.500
* Total i10 Index Rankings
World Rank
861,620
Country Rank
6,479
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Ikpe Felix Nseowo](/pictures/37/359816.jpg)
Soil Fertility
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
5
0.417
* Total i10 Index Rankings
World Rank
892,248
Country Rank
7,092
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![ADI George](/user/assets/images/profile/no-profile-photo.png)
Aquaculture
Fisheries Biology and Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
7
0.636
* Total i10 Index Rankings
World Rank
936,472
Country Rank
8,079
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Godswill Fekarurhobo](/user/assets/images/profile/no-profile-photo.png)
Photo-degradation of synthetic and naturally occurring substances
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
4
0.400
* Total i10 Index Rankings
World Rank
956,971
Country Rank
8,392
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Paulinus Woka Ihuah](/pictures/b6/357466.jpg)
Property Development
Management
Project Management
Real Estate Sustainability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
* Total i10 Index Rankings
World Rank
964,511
Country Rank
8,578
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/13765.png)
![Nigeria](/flags/ng.png)
![Maurice Ephraim](/pictures/c1/406708.jpg)
Creep Analysis
Finite Element Modeling
Structural Stability
Local Construction Materials
Structural Dynamics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
* Total i10 Index Rankings
World Ranking
369,461
Country Ranking
870
Institution Ranking
1
Onome Augustina Bubu Davies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
25
0.658
![](https://cdn.adscientificindex.com/logos/13765.png)
Zoology
Hydrobiology
Fisheries
Aquaculture
Aquatic Ecology/Pollution
* Total i10 Index Rankings
World Ranking
401,845
Country Ranking
1,030
Institution Ranking
2
Omokaro Obire
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
19
0.543
* Total i10 Index Rankings
World Ranking
464,108
Country Ranking
1,381
Institution Ranking
3
TKS Abam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
13
0.433
![](https://cdn.adscientificindex.com/logos/13765.png)
Soil foundations
Hydrological processes
erosion
environment and ground resisitivity
* Total i10 Index Rankings
World Ranking
527,552
Country Ranking
1,864
Institution Ranking
4
Sirui Feng
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
![](https://cdn.adscientificindex.com/logos/13765.png)
Wide Band-Gap Semiconductor
Power Devices
* Total i10 Index Rankings
World Ranking
533,095
Country Ranking
1,896
Institution Ranking
5
Eric Amadi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
* Total i10 Index Rankings
World Ranking
542,765
Country Ranking
2,000
Institution Ranking
6
Barineme Beke Fakae
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
5
0.200
![](https://cdn.adscientificindex.com/logos/13765.png)
Veterinary Parasitology
* Total i10 Index Rankings
World Ranking
550,510
Country Ranking
2,047
Institution Ranking
7
Reuben Okparanma|R.N. Okparanma, Reuben Nwomandah Okparanma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
20
0.833
![](https://cdn.adscientificindex.com/logos/13765.png)
Environmental Engineering
Environmental Remediation
Environmental Diagnostics
Soil Spectroscopy
* Total i10 Index Rankings
World Ranking
554,442
Country Ranking
2,106
Institution Ranking
8
Onyema Joseph Owen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
17
0.708
![](https://cdn.adscientificindex.com/logos/13765.png)
Animal Physiology
Animal Production/ Management
* Total i10 Index Rankings
World Ranking
576,531
Country Ranking
2,312
Institution Ranking
9
Gobo Ae
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
12
0.522
![](https://cdn.adscientificindex.com/logos/13765.png)
Applied Meteorology. & Environmental Management / Consultant
* Total i10 Index Rankings
World Ranking
639,613
Country Ranking
3,015
Institution Ranking
10
Suanu Deekae
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
9
0.450
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* Total i10 Index Rankings
World Ranking
654,359
Country Ranking
3,173
Institution Ranking
11
Okwelle P Chijioke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
![](https://cdn.adscientificindex.com/logos/13765.png)
Skill development and evaluation
* Total i10 Index Rankings
World Ranking
659,595
Country Ranking
3,245
Institution Ranking
12
Falilat Taiwo Ademikuyi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
11
0.579
* Total i10 Index Rankings
World Ranking
683,225
Country Ranking
3,542
Institution Ranking
13
Asinyetogha Hilkiah Igoni
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
![](https://cdn.adscientificindex.com/logos/13765.png)
AGRICULTURE
ENERGY
ENGINEERING AND ENVIRONMENT
* Total i10 Index Rankings
World Ranking
708,153
Country Ranking
3,892
Institution Ranking
14
Ideriah Tubonimi Joseph Kio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
10
0.588
![](https://cdn.adscientificindex.com/logos/13765.png)
Environmental Pollution (Impact) Assessment
Environmental Chemistry
Water Air Soil Quality studies
* Total i10 Index Rankings
World Ranking
791,376
Country Ranking
5,167
Institution Ranking
15
Chigozie Israel Cookey
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
9
0.643
* Total i10 Index Rankings
World Ranking
812,922
Country Ranking
5,468
Institution Ranking
16
Jaja Jones Michael
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
![](https://cdn.adscientificindex.com/logos/13765.png)
Social History
History Of Nigerian Communities
Women Studies
Conflict Studies
Anthropology
* Total i10 Index Rankings
World Ranking
824,018
Country Ranking
5,697
Institution Ranking
17
Ebiwari Wokekoro
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
8
0.615
![](https://cdn.adscientificindex.com/logos/13765.png)
Facilities Management
Urban Environmental Managemennt
Valuationn
Quality of Life
Town Planning
* Total i10 Index Rankings
World Ranking
856,974
Country Ranking
6,358
Institution Ranking
18
Faithwin Obomanu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
7
0.583
![](https://cdn.adscientificindex.com/logos/13765.png)
Natural Products/Medicinal Plants
* Total i10 Index Rankings
World Ranking
857,399
Country Ranking
6,363
Institution Ranking
19
Valentine Omubo Pepple
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
7
0.583
![](https://cdn.adscientificindex.com/logos/13765.png)
Solid state Physics
Environmental Physics
Fluid Mechanics
* Total i10 Index Rankings
World Ranking
859,736
Country Ranking
6,425
Institution Ranking
20
Nnamdi Okoroma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
6
0.500
* Total i10 Index Rankings
World Ranking
861,620
Country Ranking
6,479
Institution Ranking
21
Ikpe Felix Nseowo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
5
0.417
* Total i10 Index Rankings
World Ranking
892,248
Country Ranking
7,092
Institution Ranking
22
ADI George
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
7
0.636
![](https://cdn.adscientificindex.com/logos/13765.png)
Aquaculture
Fisheries Biology and Management
* Total i10 Index Rankings
World Ranking
936,472
Country Ranking
8,079
Institution Ranking
23
Godswill Fekarurhobo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
4
0.400
![](https://cdn.adscientificindex.com/logos/13765.png)
Photo-degradation of synthetic and naturally occurring substances
* Total i10 Index Rankings
World Ranking
956,971
Country Ranking
8,392
Institution Ranking
24
Paulinus Woka Ihuah
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
![](https://cdn.adscientificindex.com/logos/13765.png)
Property Development
Management
Project Management
Real Estate Sustainability
* Total i10 Index Rankings
World Ranking
964,511
Country Ranking
8,578
Institution Ranking
25
Maurice Ephraim
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
![](https://cdn.adscientificindex.com/logos/13765.png)
Creep Analysis
Finite Element Modeling
Structural Stability
Local Construction Materials
Structural Dynamics