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
483,188
Country Rank
1,510
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/3648.png)
![Nigeria](/flags/ng.png)
![Chidi Edbert Duru](/pictures/77/4314794.jpg)
Physical and Computational Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
26
0.929
* Total i10 Index Rankings
World Rank
564,653
Country Rank
2,190
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/3648.png)
![Nigeria](/flags/ng.png)
![BO Isiuku](/user/assets/images/profile/no-profile-photo.png)
adsorption
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
22
0.957
* Total i10 Index Rankings
World Rank
1,573,410
Country Rank
24,670
Institution Rank : 167
![](https://cdn.adscientificindex.com/logos/3648.png)
![Nigeria](/flags/ng.png)
![Ujupaul Joy Mag Ikezu](/pictures/7c/5033176.jpg)
organic chemistry (natural product)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 Index Rankings
World Rank
1,654,645
Country Rank
27,503
Institution Rank : 197
![](https://cdn.adscientificindex.com/logos/3648.png)
![Nigeria](/flags/ng.png)
![Georgina Ijeoma Kalu](/user/assets/images/profile/no-profile-photo.png)
Chemistry
physical organic chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Rank
1,718,520
Country Rank
29,585
Institution Rank : 209
![](https://cdn.adscientificindex.com/logos/3648.png)
![Nigeria](/flags/ng.png)
![Ifeoma Nwawuike](/pictures/c8/5034976.jpg)
Soil chemistry
Biochar influence on soil nutrients bioavailability and integrated nutrient
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Ranking
483,188
Country Ranking
1,510
Institution Ranking
5
Chidi Edbert Duru
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
26
0.929
![](https://cdn.adscientificindex.com/logos/3648.png)
Physical and Computational Chemistry
* Total i10 Index Rankings
World Ranking
564,653
Country Ranking
2,190
Institution Ranking
13
BO Isiuku
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
22
0.957
* Total i10 Index Rankings
World Ranking
1,573,410
Country Ranking
24,670
Institution Ranking
167
Ujupaul Joy Mag Ikezu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
![](https://cdn.adscientificindex.com/logos/3648.png)
organic chemistry (natural product)
* Total i10 Index Rankings
World Ranking
1,654,645
Country Ranking
27,503
Institution Ranking
197
Georgina Ijeoma Kalu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
![](https://cdn.adscientificindex.com/logos/3648.png)
Chemistry
physical organic chemistry
* Total i10 Index Rankings
World Ranking
1,718,520
Country Ranking
29,585
Institution Ranking
209
Ifeoma Nwawuike
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
![](https://cdn.adscientificindex.com/logos/3648.png)
Soil chemistry
Biochar influence on soil nutrients bioavailability and integrated nutrient