i10 Productivity
Rankings

National Institute of Polar Research Scientists i10 Productivity Rankings (Sort by last 6 years i10 Index) 2025

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"

* Last 6 Years i10 IndexRankings
Ranking Based On Selection :26
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
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :27
Japan
Shu-Kuan Wong
Environmental microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :28
Japan
Akihisa Hattori
Geodesy
GNSS
SLR
Absolute gravimetry
Antarctica
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :29
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
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 26
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
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 27
Shu-Kuan Wong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
Environmental microbiology
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 28
Akihisa Hattori
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 29
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
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 30
Motoshi Nishimura
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0