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
Food CHemistry
Organic Chemistry
Organic Spectroscopy
Hydrochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
35
0.795
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :2
Genetics and Toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :3
plant physiology and molecular biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
16
0.696
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :4
environmental toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :5
Plant Pathology and Mycology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
14
0.737
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :6
Groundwater Hydrology
Wetland Geochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :7
Econometrics
International economics
Bilateral and multilateral trade relations
environmental impact of free trade
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :8
Electrical/Environmental Attributes
Potential Field
Field Exploration
Radiometric and Data Integration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :9
Insurance
Econometrics
Macroeconomics and Health Economics
Public Policy
Income Inequality.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :10
Development Economics
Agricultural Economics
Econometrics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :11
Natural Hazard Vulnerability Assessment
GIS and Hydrodynamic Modelling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :12
Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :13
Environmental public health
antimicrobial resistance
bacterial stress response
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :14
virology and Molecular Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :15
Algebra
Functional Analysis and Graph Theory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :16
Climate Sciences
Environmental Management
Spatial analyst
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :17
Finance
Governance and Human Resource Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :18
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :19
Soil Geomorphology and environmental management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :20
Corporate governance
Financial reporting
Voluntary disclosure
Sustainability
Auditing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :21
Entrepreneurship
Management
Strategic Management and Entrepreneurial Finance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :22
Toxinology
Nutrition and Dietetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :23
Urban History
Islam
and Medical History
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :24
Environmental science
hydrology and water quality
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :25
Exploration Geophysics
Groundwater/Environmental Geophysics
Oil and Gas
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
KJ Umar|Kabiru Jega Umar, Kabiru J. Umar, K U Jega
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
35
0.795
Food CHemistry
Organic Chemistry
Organic Spectroscopy
Hydrochemistry
Tajudeen O. Yahaya
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
Genetics and Toxicology
Ja'Afar Umar
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
16
0.696
Abdulmalik Abdulazeez
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762
Kasimu Shehu
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
14
0.737
Saadu Umar Wali
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
Groundwater Hydrology
Wetland Geochemistry
Kabiru Hannafi Ibrahim
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
Econometrics
International economics
Bilateral and multilateral trade relations
environmental impact of free trade
Adamu Abubakar
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
Electrical/Environmental Attributes
Potential Field
Field Exploration
Radiometric and Data Integration
Shuaibu Mukhtar
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
Insurance
Econometrics
Macroeconomics and Health Economics
Public Policy
Income Inequality.
Abdulaziz Shehu
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Ismail Usman Kaoje
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Natural Hazard Vulnerability Assessment
GIS and Hydrodynamic Modelling
Umar Faruk Magaji
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Bashar Haruna Gulumbe
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Environmental public health
antimicrobial resistance
bacterial stress response
Mohammed Bashar Danlami
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Almustapha Umar
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Ishiaku Ibrahim
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Climate Sciences
Environmental Management
Spatial analyst
Sani Kabiru Saidu
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Finance
Governance and Human Resource Management
Aliyu Abdullahi Turaki
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Aminu Zuni
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Soil Geomorphology and environmental management
Ali Shariff Kabara
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Corporate governance
Financial reporting
Voluntary disclosure
Sustainability
Auditing
Shamsudeen Kabir
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Entrepreneurship
Management
Strategic Management and Entrepreneurial Finance
Umar Abdulrazak Karabonde
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Jimoh Mufutau Oluwasegun
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Abdulqadir Abubakar Usman
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Oluwatoyin Ologe
Federal University Birnin Kebbi
Birnin Kebbi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Exploration Geophysics
Groundwater/Environmental Geophysics
Oil and Gas