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".
* Total i10 IndexRankings
Ranking Based On Selection :1
Antimicrobial Resistance
Infectious Diseases
Novel Drug Discovery
Bacteriology
Virology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
32
0.667
* Total i10 IndexRankings
Ranking Based On Selection :2
STRUCTURAL ENGINEERING ANALYSIS
SOIL STRUCTURE INTERACTION
SOIL MECHANICS AND FOUNDATION
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
33
0.767
* Total i10 IndexRankings
Ranking Based On Selection :3
Industrial and organizational psychology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
21
0.808
* Total i10 IndexRankings
Ranking Based On Selection :4
Chemical Reaction Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
15
0.600
* Total i10 IndexRankings
Ranking Based On Selection :5
Pragmatics and Discourse Analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Total i10 IndexRankings
Ranking Based On Selection :6
Toxicology
Natural products
Oxidative stress
Cytokines
Enzymology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
18
0.750
* Total i10 IndexRankings
Ranking Based On Selection :7
Industrial Biochemistry
Metabolomics
Biomedical Technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
20
0.870
* Total i10 IndexRankings
Ranking Based On Selection :8
Farm power & Machinery design
development & Management
Agro-industrial & Biomaterials Processing &
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
17
0.810
* Total i10 IndexRankings
Ranking Based On Selection :9
Taxation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :10
Public Health and Nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
* Total i10 IndexRankings
Ranking Based On Selection :11
ENTOMOLOGY
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
16
0.800
* Total i10 IndexRankings
Ranking Based On Selection :12
Food Processing
Food Microbiology
Quality Control Assurance and Food Chemistry.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
15
0.750
* Total i10 IndexRankings
Ranking Based On Selection :13
FOOD PROCESSING
PRODUCT DEVELOPMENT
QUALITY CONTROL AND ASSURANCE
FOOD BIOTECHNOLOGY
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :14
Renewable Energy
Power Generation
Energy Storage
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
* Total i10 IndexRankings
Ranking Based On Selection :15
Entrepreneurship
Business Communication
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
* Total i10 IndexRankings
Ranking Based On Selection :16
Accountancy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
* Total i10 IndexRankings
Ranking Based On Selection :17
Public Health
Occupational Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
13
0.722
* Total i10 IndexRankings
Ranking Based On Selection :18
Financial Accounting
cost and management Accounting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
12
0.667
* Total i10 IndexRankings
Ranking Based On Selection :19
Medical and Nutritional Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
9
0.529
* Total i10 IndexRankings
Ranking Based On Selection :20
Reproductive Health and Sexual Transmitted Infection Specialist
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
12
0.750
* Total i10 IndexRankings
Ranking Based On Selection :21
Neurosurgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
12
0.750
* Total i10 IndexRankings
Ranking Based On Selection :22
medical biochemistry
metabolism
toxicology
lipid biochemistry
nutrition.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
11
0.688
* Total i10 IndexRankings
Ranking Based On Selection :23
Research
innovations
teaching
clinical medicine
curriculum development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
14
0.933
* Total i10 IndexRankings
Ranking Based On Selection :24
Finance
macro and development economics
governance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
13
0.867
* Total i10 IndexRankings
Ranking Based On Selection :25
Library and Information Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
11
0.733
Chika Ejikeugwu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
32
0.667
Antimicrobial Resistance
Infectious Diseases
Novel Drug Discovery
Bacteriology
Virology
Charles Chinwuba Ike
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
33
0.767
STRUCTURAL ENGINEERING ANALYSIS
SOIL STRUCTURE INTERACTION
SOIL MECHANICS AND FOUNDATION
Eze Adaobi Chika
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
21
0.808
Japhet Okoye Okwudili
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
15
0.600
Ugwu Justus Chidi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
Ajaghaku Daniel Lotanna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
18
0.750
Toxicology
Natural products
Oxidative stress
Cytokines
Enzymology
Eze-Steven Peter .E.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
20
0.870
Ike Oluka; Si Oluka,; Oluka, Si|Oluka, S. I.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
17
0.810
Farm power & Machinery design
development & Management
Agro-industrial & Biomaterials Processing &
Okpe Ikechukwu Innocent
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Awoere Chinawa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
Nwamba Helen Ogochukwu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
16
0.800
Emilia Chinenye Ani
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
15
0.750
Food Processing
Food Microbiology
Quality Control Assurance and Food Chemistry.
Joseph Ikechukwu Okoye
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
FOOD PROCESSING
PRODUCT DEVELOPMENT
QUALITY CONTROL AND ASSURANCE
FOOD BIOTECHNOLOGY
Chidiebere Diyoke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
Renewable Energy
Power Generation
Energy Storage
Mary Ijeoma Marire
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
Entrepreneurship
Business Communication
Uche Lucy Onyekwelu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
Sussan Uzoamaka Arinze-Onyia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
13
0.722
Public Health
Occupational Medicine
Ugwuanyi Boniface Uche
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
12
0.667
Financial Accounting
cost and management Accounting
Sylvester Ogbonna Ogbodo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
9
0.529
Medical and Nutritional Biochemistry
İnnocent İgwebueze Okafor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
12
0.750
Reproductive Health and Sexual Transmitted Infection Specialist
Chika Anele Ndubuisi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
12
0.750
Emeka Neboh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
11
0.688
medical biochemistry
metabolism
toxicology
lipid biochemistry
nutrition.
Isaac Asinobi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
14
0.933
Research
innovations
teaching
clinical medicine
curriculum development
David Okelue Ugwunta
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
13
0.867
Finance
macro and development economics
governance
Jacintha U. Eze
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
11
0.733
Library and Information Science