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)
![Segun A. Akinyemi](https://cdn.adscientificindex.com/pictures/e6/90414.jpg)
Petroleum Geochemistry
Environmental Geochemistry
Exploration Geochemistry
Organic Petrology &
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
25
0.862
![Akinola Oluwatoyin](https://cdn.adscientificindex.com/pictures/b8/4531403.jpg)
Economic Geology & Petrology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
Segun A. Akinyemi
Ekiti State University Ado Ekiti
Ado-Ekiti, Nigeria
![Nigeria](/flags/ng.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
25
0.862
Petroleum Geochemistry
Environmental Geochemistry
Exploration Geochemistry
Organic Petrology &
Akinola Oluwatoyin
Ekiti State University Ado Ekiti
Ado-Ekiti, Nigeria
![Nigeria](/flags/ng.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
Economic Geology & Petrology