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
1,136,867
Country Rank
12,927
Institution Rank : 26
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Nwogugu Edwin](/pictures/2d/4314833.jpg)
International Law
Family Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
* Total i10 Index Rankings
World Rank
1,139,477
Country Rank
13,018
Institution Rank : 27
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Christian Okeke](https://cdn.adscientificindex.com/pictures/53/5799663.jpg)
Air
Space and Telecommunications Law
Comparative Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
* Total i10 Index Rankings
World Rank
1,150,066
Country Rank
13,262
Institution Rank : 28
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Ugwu, James Ike](/pictures/ad/4314838.jpg)
Public Sector Accounting and Finance
Auditiing and International Accounting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 Index Rankings
World Rank
1,154,150
Country Rank
13,371
Institution Rank : 29
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Adanma Eyisi](/user/assets/images/profile/no-profile-photo.png)
Accounting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 Index Rankings
World Rank
1,216,247
Country Rank
14,986
Institution Rank : 31
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Obiora Ike](https://cdn.adscientificindex.com/pictures/a3/5800786.jpg)
Ethics
Development
Justice and Peace
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 Index Rankings
World Rank
1,227,792
Country Rank
15,274
Institution Rank : 32
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Eugene Lakem Ayuk](https://cdn.adscientificindex.com/pictures/13/5799391.jpg)
Organic synthesis and Nanoscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Rank
1,283,289
Country Rank
16,526
Institution Rank : 34
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Chigozie M Ejikeme](/user/assets/images/profile/no-profile-photo.png)
Environmental/Analytical Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Rank
1,284,283
Country Rank
16,559
Institution Rank : 35
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![George Okorie](/user/assets/images/profile/no-profile-photo.png)
Macroeconomics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Rank
1,280,917
Country Rank
16,421
Institution Rank : 33
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Modesta A. Egiyi](https://cdn.adscientificindex.com/pictures/b2/5800882.jpg)
Management Accounting
Financial Reporting
Taxation and Auditing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Rank
1,205,492
Country Rank
14,595
Institution Rank : 30
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Osmund Enechi](https://cdn.adscientificindex.com/pictures/9b/5802664.jpg)
pharmacological Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 Index Rankings
World Rank
1,307,377
Country Rank
17,405
Institution Rank : 36
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Nicholas Omenka Of History](https://cdn.adscientificindex.com/pictures/64/5801638.jpg)
Mission History
Nigerian Civil War
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
* Total i10 Index Rankings
World Rank
1,362,739
Country Rank
18,984
Institution Rank : 37
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Gozie Ogbodo](https://cdn.adscientificindex.com/pictures/4e/5801637.jpg)
International Law
Environmental Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Rank
1,371,035
Country Rank
19,154
Institution Rank : 38
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Kenneth I Ajibo](https://cdn.adscientificindex.com/pictures/45/5804668.jpg)
Contract Law
Corporate Law & International Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Rank
1,390,068
Country Rank
19,498
Institution Rank : 39
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Michael Okoro (M.Sc.)](https://cdn.adscientificindex.com/pictures/f1/5803794.jpg)
Biology
Biotechnology and Plant Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Rank
1,391,472
Country Rank
19,515
Institution Rank : 40
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Daniel Benson](https://cdn.adscientificindex.com/pictures/88/5804855.jpg)
Mathematics Education
differential equations
mathematical modeling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Rank
1,394,312
Country Rank
19,546
Institution Rank : 41
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![(Barr) Nick Obodo](https://cdn.adscientificindex.com/pictures/4c/5817616.jpg)
International business law
public administration
business management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Rank
1,404,418
Country Rank
19,878
Institution Rank : 42
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Ugwu Francis Chimezie](https://cdn.adscientificindex.com/pictures/9e/5805055.jpg)
Immunomodulatory Effect
clinical/medical Biochemistry
Pharmaceutical Chemistry
Industrial Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 Index Rankings
World Rank
1,418,988
Country Rank
20,435
Institution Rank : 43
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Amanda Okolie](https://cdn.adscientificindex.com/pictures/d8/5817776.jpg)
Biochemistry (Medical & Nutrition)
Biotechnology (Plant & Microbial)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 Index Rankings
World Rank
1,425,964
Country Rank
20,617
Institution Rank : 44
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![En Adinna](https://cdn.adscientificindex.com/pictures/60/5801938.jpg)
soil
erosion control
earth science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 Index Rankings
World Rank
1,428,419
Country Rank
20,709
Institution Rank : 45
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Sr. Bernadette A. Ezeliora](/user/assets/images/profile/no-profile-photo.png)
Methodology
Gender Equality
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 Index Rankings
World Rank
1,434,421
Country Rank
20,880
Institution Rank : 46
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Mary Ellen Chijioke](/pictures/d5/4314840.jpg)
Librarianship
Quaker history
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 Index Rankings
World Rank
1,436,287
Country Rank
20,950
Institution Rank : 47
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Pius Eze](/user/assets/images/profile/no-profile-photo.png)
Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 Index Rankings
World Rank
1,450,115
Country Rank
21,385
Institution Rank : 48
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Ogbonnaya James Okeke](/user/assets/images/profile/no-profile-photo.png)
Science and Computer Education/Chemistry Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Rank
1,456,818
Country Rank
21,605
Institution Rank : 49
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Osuji, Gregory Ekene, Fms, Ph. D.](https://cdn.adscientificindex.com/pictures/48/5804616.jpg)
Character formation and Societal Transformation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Rank
1,474,122
Country Rank
22,148
Institution Rank : 50
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Mc Nwafor](https://cdn.adscientificindex.com/pictures/70/5803430.jpg)
Banking/Finance/insurance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Ranking
1,136,867
Country Ranking
12,927
Institution Ranking
26
Nwogugu Edwin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
* Total i10 Index Rankings
World Ranking
1,139,477
Country Ranking
13,018
Institution Ranking
27
Christian Okeke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
* Total i10 Index Rankings
World Ranking
1,150,066
Country Ranking
13,262
Institution Ranking
28
Ugwu, James Ike
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
![](https://cdn.adscientificindex.com/logos/2907.png)
Public Sector Accounting and Finance
Auditiing and International Accounting
* Total i10 Index Rankings
World Ranking
1,154,150
Country Ranking
13,371
Institution Ranking
29
Adanma Eyisi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 Index Rankings
World Ranking
1,216,247
Country Ranking
14,986
Institution Ranking
31
Obiora Ike
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 Index Rankings
World Ranking
1,227,792
Country Ranking
15,274
Institution Ranking
32
Eugene Lakem Ayuk
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Ranking
1,283,289
Country Ranking
16,526
Institution Ranking
34
Chigozie M Ejikeme
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Ranking
1,284,283
Country Ranking
16,559
Institution Ranking
35
George Okorie
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Ranking
1,280,917
Country Ranking
16,421
Institution Ranking
33
Modesta A. Egiyi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
![](https://cdn.adscientificindex.com/logos/2907.png)
Management Accounting
Financial Reporting
Taxation and Auditing
* Total i10 Index Rankings
World Ranking
1,205,492
Country Ranking
14,595
Institution Ranking
30
Osmund Enechi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
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* Total i10 Index Rankings
World Ranking
1,307,377
Country Ranking
17,405
Institution Ranking
36
Nicholas Omenka Of History
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
* Total i10 Index Rankings
World Ranking
1,362,739
Country Ranking
18,984
Institution Ranking
37
Gozie Ogbodo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Ranking
1,371,035
Country Ranking
19,154
Institution Ranking
38
Kenneth I Ajibo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Ranking
1,390,068
Country Ranking
19,498
Institution Ranking
39
Michael Okoro (M.Sc.)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Ranking
1,391,472
Country Ranking
19,515
Institution Ranking
40
Daniel Benson
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
![](https://cdn.adscientificindex.com/logos/2907.png)
Mathematics Education
differential equations
mathematical modeling
* Total i10 Index Rankings
World Ranking
1,394,312
Country Ranking
19,546
Institution Ranking
41
(Barr) Nick Obodo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
![](https://cdn.adscientificindex.com/logos/2907.png)
International business law
public administration
business management
* Total i10 Index Rankings
World Ranking
1,404,418
Country Ranking
19,878
Institution Ranking
42
Ugwu Francis Chimezie
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
![](https://cdn.adscientificindex.com/logos/2907.png)
Immunomodulatory Effect
clinical/medical Biochemistry
Pharmaceutical Chemistry
Industrial Biochemistry
* Total i10 Index Rankings
World Ranking
1,418,988
Country Ranking
20,435
Institution Ranking
43
Amanda Okolie
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
![](https://cdn.adscientificindex.com/logos/2907.png)
Biochemistry (Medical & Nutrition)
Biotechnology (Plant & Microbial)
* Total i10 Index Rankings
World Ranking
1,425,964
Country Ranking
20,617
Institution Ranking
44
En Adinna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 Index Rankings
World Ranking
1,428,419
Country Ranking
20,709
Institution Ranking
45
Sr. Bernadette A. Ezeliora
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 Index Rankings
World Ranking
1,434,421
Country Ranking
20,880
Institution Ranking
46
Mary Ellen Chijioke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
![](https://cdn.adscientificindex.com/logos/2907.png)
Librarianship
Quaker history
* Total i10 Index Rankings
World Ranking
1,436,287
Country Ranking
20,950
Institution Ranking
47
Pius Eze
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 Index Rankings
World Ranking
1,450,115
Country Ranking
21,385
Institution Ranking
48
Ogbonnaya James Okeke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Ranking
1,456,818
Country Ranking
21,605
Institution Ranking
49
Osuji, Gregory Ekene, Fms, Ph. D.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Ranking
1,474,122
Country Ranking
22,148
Institution Ranking
50
Mc Nwafor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000