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. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :1
Medical Microbiology
Antimicrobial resistance
Water quality and sanitation
Bioremediation
Phytochemical
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
30
0.714
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :2
climate adaptation
ecosystem services
resource management
flood risk
political ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
25
0.862
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :3
Mathematical Programming
Soft Computing
Decision Analytics & Supply Chain Analytics
Multi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :4
Climatology
Climate Change
Environmental management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
20
0.588
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :5
Phytomedicine
Antioxidants and Oxidative stress
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
17
0.850
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :6
Analytical/ Environmental Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :7
Thin Film
dye sensitized Solar Cells
Perovskite Solar Cell
Fiber Reinforced Composite
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :8
Energy and Environmental Engineering
Thermochemical Conversion
Material Development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
15
0.938
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :9
Nutritional Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :10
Industrial Chemistry
Environmental Chemistry
Coating Technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
13
0.433
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :11
Bioinorganic Chemistry
Metal-Organic frameworks
Drug delivery agents
Intelligent molecule design
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
13
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :12
Agricultural Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
11
0.500
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :13
Development Economics
Applied Econometrics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :14
CHEMISTRY
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
10
0.526
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :15
Accounting and Finance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :16
Marketing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
9
0.643
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :17
Mathematical Modeling
Numerical Methods
Optimal Control
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :18
taxation
finance and accounting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :19
Food Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :20
Production Engineering
Automotive Engineering
Materials Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :21
peace and conflict studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
8
0.571
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :22
Environmental Engineering
Landfill Leachate Treatment
Solid waste Management
Water and Wastewater Treatment
Bio-fibre and Na
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
8
0.615
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :23
Curriculum and Instructions
Education Biology
Teaching and Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :24
Production Economics
Women In Agriculture
Gender issues
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
7
0.412
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :25
Natural Products Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
7
0.467
James Hamuel Doughari
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
30
0.714
Medical Microbiology
Antimicrobial resistance
Water quality and sanitation
Bioremediation
Phytochemical
Olalekan Adekola
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
25
0.862
climate adaptation
ecosystem services
resource management
flood risk
political ecology
Umar Muhammad Modibbo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
Mathematical Programming
Soft Computing
Decision Analytics & Supply Chain Analytics
Multi
Abel A. Adebayo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
20
0.588
Climatology
Climate Change
Environmental management
Daniel Dahiru
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
17
0.850
Phytomedicine
Antioxidants and Oxidative stress
Oliver N. Maitera
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762
Analytical/ Environmental Chemistry
Sabastine Chinedu Ezike
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
Thin Film
dye sensitized Solar Cells
Perovskite Solar Cell
Fiber Reinforced Composite
David Onoja Patrick
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
15
0.938
Energy and Environmental Engineering
Thermochemical Conversion
Material Development
Hauwa Aduwamai Umaru
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
Sunday Osemeahon Akuewanbhor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
13
0.433
Industrial Chemistry
Environmental Chemistry
Coating Technology
Andrew Fartisincha Peingurta
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
13
1.000
Bioinorganic Chemistry
Metal-Organic frameworks
Drug delivery agents
Intelligent molecule design
Giroh Dengle Yuniyus
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
11
0.500
Agricultural Economics
Sikiru Jimoh Babalola
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
Development Economics
Applied Econometrics
Ibrahim Iliya Nkafamiya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
10
0.526
Mohammed Abba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Accounting and Finance
Ibrahim Danjuma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
9
0.643
Abdulfatai Atte Momoh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
Mathematical Modeling
Numerical Methods
Optimal Control
El-Maude Jibreel Gambo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
taxation
finance and accounting
Hussein Jelili Babatunde
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
Hassan Mudathir Abdulsalam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
Production Engineering
Automotive Engineering
Materials Engineering
Chinyere N. Alimba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
8
0.571
Mahmoud Hijab Abubakar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
8
0.615
Environmental Engineering
Landfill Leachate Treatment
Solid waste Management
Water and Wastewater Treatment
Bio-fibre and Na
John Sakiyo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
Curriculum and Instructions
Education Biology
Teaching and Learning
Elizabeth Adebayo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
7
0.412
Mohammed Hassan Shagal
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
7
0.467