i10 Productivity
Rankings

National Institute of Polar Research ScientistsNatural Sciences / Physics i10 Productivity Rankings 2025

Productivity Rankings is an exclusive service provided by AD Scientific Index. This ranking system, derived from the i10 index, highlights the productivity of scientists in publishing impactful scientific articles. Productivity Rankings serves as a tool to identify highly productive scientists across specific areas, disciplines, universities, and countries, and supports the creation of effective incentives and academic policies. The global, regional, and institutional rankings of scientists in this table are calculated based on their total i10 index. Moreover, you can explore special rankings derived from Productivity Rankings, such as 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
Japan
Ryuho Kataoka
Space Physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
56
0.691
* Total i10 IndexRankings
Ranking Based On Selection :2
Japan
Takanori Nishiyama
Upper Atmospheric Physics
Space Plasma Physics
Planetary Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
* Total i10 IndexRankings
Ranking Based On Selection :3
Japan
Tikemani Bag
Space Physics
Helio-Physics
Solar Physics
Planetary Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 IndexRankings
Ranking Based On Selection :4
Japan
Sachin Alexander Reddy
Space Plasma Physics
Ionospheres
Machine Learning
Space Weather
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 1
Ryuho Kataoka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
56
0.691
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 2
Takanori Nishiyama
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
Upper Atmospheric Physics
Space Plasma Physics
Planetary Science
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 3
Tikemani Bag
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
Space Physics
Helio-Physics
Solar Physics
Planetary Science
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 4
Sachin Alexander Reddy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Space Plasma Physics
Ionospheres
Machine Learning
Space Weather