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
Drug discovery
Antimicrobial Resistance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
25
0.833
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :2
Accounting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :3
Neurological Physiotherapy
Neurorehabilitation
Geriatric Physiotherapy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
23
0.920
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :4
Wastewater management
Protein extraction and application
Carbon neutral fuel(CNF)
Production and application of CMC and CNC
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :5
Bioenergy and Alternative Energy
Thermal Power Engineering
Biomedical Engineering
Materials & Manufacturing Technology
Desig
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
21
0.875
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :6
Energy Economics
Environmental Economics
Development Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
21
0.955
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :7
Industrial Microbiology
Food Microbiology
Biotechnology
Genetic Engineering
Environmental
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
20
0.833
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :8
Development Finance
Microfinance and Stock Market
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
20
0.870
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :9
Banking and Finance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
18
0.818
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :10
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :11
Step-Stress
Competing Risk
Partially Accelerate Life tests
Progressive
Hybrid & block censoring
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
17
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :12
Gyneacological endoscopy/ fetomaternal medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
16
0.727
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :13
Industrial Technical Education
Power and Machine
Curriculum Development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
16
0.800
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :14
Sequence Stratigraphy
Hydrogeophysics
Seismic Interpretation
Reservoir Modeling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
15
0.882
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :15
Public Policy
Local Government
Government
Diplomacy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :16
Agricultural Extension and Rural Sociology
Programme Planning and Evaluation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
14
0.700
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :17
Animal Science
Biological Conservation
Animal Biotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :18
Human Resources Management
Project Management
Civil Service
Comparative Public Administration
Development Administration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :19
Water Resources evaluation /Development/ management
soil stability/environmental assessment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :20
Clinical Pharmacy
Community Pharmacy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :21
Educational Psychology
Special education and Inclusive Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :22
Polymer Chemistry/ Industrial Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
13
0.684
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :23
Sedimentology
Stratigraphy
Basin analysis
Petroleum Geology
Water resources
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
13
0.722
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :24
ENGINEERING
DESIGN AND OPTIMIZATION
COMPOSITE MATERIALS DESIGN AND DEVELOPMENT
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :25
Office Technology and Management Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
Peter M. Eze
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
25
0.833
Patrick Amaechi Egbunike
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
Emmanuel Chiebuka Okoye
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
23
0.920
Neurological Physiotherapy
Neurorehabilitation
Geriatric Physiotherapy
Mi Ejimofor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
Wastewater management
Protein extraction and application
Carbon neutral fuel(CNF)
Production and application of CMC and CNC
Jeremiah Lekwuwa Chukwuneke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
21
0.875
Bioenergy and Alternative Energy
Thermal Power Engineering
Biomedical Engineering
Materials & Manufacturing Technology
Desig
Stephen Kelechi Dimnwobi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
21
0.955
Agu Kc
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
20
0.833
Industrial Microbiology
Food Microbiology
Biotechnology
Genetic Engineering
Environmental
Nnoje Andrew Izuchukwu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
20
0.870
Felix N Echekoba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
18
0.818
Nwakoby, Nkiru Peace
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
Okechukwu J. Obulezi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
17
1.000
Step-Stress
Competing Risk
Partially Accelerate Life tests
Progressive
Hybrid & block censoring
Chukwuemeka Okwudili Ezeama
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
16
0.727
Kelechi Okoye
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
16
0.800
Industrial Technical Education
Power and Machine
Curriculum Development
Emmanuel Kenechukwu Anakwuba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
15
0.882
Sequence Stratigraphy
Hydrogeophysics
Seismic Interpretation
Reservoir Modeling
Oranekwu Donald Chinedu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
Caleb Ike Ezeano. Of Agricultural Extension And Rural Sociology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
14
0.700
Agricultural Extension and Rural Sociology
Programme Planning and Evaluation
Cordelia Ifeyinwa Ebenebe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
Rosemary . O . Anazodo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
Human Resources Management
Project Management
Civil Service
Comparative Public Administration
Development Administration
Beb Akudinobi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
Water Resources evaluation /Development/ management
soil stability/environmental assessment
Brian O Ogbonna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
Kingsley Chinaza Nwosu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Educational Psychology
Special education and Inclusive Education
Theresa Uzoma Onuegbu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
13
0.684
Anthony Uwaoma Okoro
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
13
0.722
Sedimentology
Stratigraphy
Basin analysis
Petroleum Geology
Water resources
Christopher C Ihueze
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
ENGINEERING
DESIGN AND OPTIMIZATION
COMPOSITE MATERIALS DESIGN AND DEVELOPMENT
Justina Ezenwafor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813