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
astrobiology
geochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
55
0.982
* Total i10 IndexRankings
Ranking Based On Selection :2
Petrology
Mineralogy
Planetary Geology
Terrestrial Analogues of Moon/Mars
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
17
0.739
* Total i10 IndexRankings
Ranking Based On Selection :3
Astrobiology
Earth Sciences
Planetary science
Geobiology
Aqueous Geochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
* Total i10 IndexRankings
Ranking Based On Selection :4
Geomicrobiology
Astrobiology
Biogeochemistry
Evolution
Health and Nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
* Total i10 IndexRankings
Ranking Based On Selection :5
astrobiology
geochemistry
planetary science
science communication
philosophy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :6
Planetary geosciences
Geochemistry
Sedimentology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :7
Geology of the Moon
Planetary Geoscience
Mineralogy
Remote sensing and geological applications
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :8
Planetary analogue research
Spectroscopic analyses
Geochemistry
Ultramafics and associated carbonates
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Kenneth H Williford
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
55
0.982
Rajesh Vj
Indian Institute of Space Science & Technology
Thiruvananthapuram, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
17
0.739
Petrology
Mineralogy
Planetary Geology
Terrestrial Analogues of Moon/Mars
Sanjoy Som
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
Astrobiology
Earth Sciences
Planetary science
Geobiology
Aqueous Geochemistry
Anindita Das
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
Geomicrobiology
Astrobiology
Biogeochemistry
Evolution
Health and Nutrition
Graham Lau
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
astrobiology
geochemistry
planetary science
science communication
philosophy
Mahima Singh
Indian Institute of Space Science & Technology
Thiruvananthapuram, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Planetary geosciences
Geochemistry
Sedimentology
Thesniya Pm
Indian Institute of Space Science & Technology
Thiruvananthapuram, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Geology of the Moon
Planetary Geoscience
Mineralogy
Remote sensing and geological applications
Haritha A
Indian Institute of Space Science & Technology
Thiruvananthapuram, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Planetary analogue research
Spectroscopic analyses
Geochemistry
Ultramafics and associated carbonates