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)
![Antonis Georgakakis](/user/assets/images/profile/no-profile-photo.png)
Astronomy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
87
0.649
![Em Xilouris](https://cdn.adscientificindex.com/pictures/88/4411210.jpg)
Galaxies
ISM
radiative transfer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
110
79
0.718
![Thanassis Akylas](/user/assets/images/profile/no-profile-photo.png)
Astronomy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
16
0.552
![Ángel Ruiz](https://cdn.adscientificindex.com/pictures/2d/4424827.jpg)
astronomía extragalactica
nucleos galácticos activos
formación de galaxias
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
Antonis Georgakakis
National Observatory of Athens
Athina, Greece
![Greece](/flags/gr.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
87
0.649
Em Xilouris
National Observatory of Athens
Athina, Greece
![Greece](/flags/gr.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
110
79
0.718
Galaxies
ISM
radiative transfer
Thanassis Akylas
National Observatory of Athens
Athina, Greece
![Greece](/flags/gr.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
16
0.552
Ángel Ruiz
National Observatory of Athens
Athina, Greece
![Greece](/flags/gr.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
astronomía extragalactica
nucleos galácticos activos
formación de galaxias