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
high efficiency heat transfer and energy saving technology
emissions pollution and control of the engine
intelligent informati
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
197
174
0.883
* Total i10 IndexRankings
Ranking Based On Selection :2
Solar Energy
Building Integrated Photovoltaics(BIPV)
Advanced windows and facade
Building energy simulation
Cryogenics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
104
102
0.981
* Total i10 IndexRankings
Ranking Based On Selection :3
Energy Storage Materials and Devices
Nano Materials
Battery
Supercapacitor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
71
70
0.986
* Total i10 IndexRankings
Ranking Based On Selection :4
Energy storage
Metal ion battery
Organic solar cells
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
61
0.924
* Total i10 IndexRankings
Ranking Based On Selection :5
Biofuel and Bioenergy
Hydrothermal technique
Cleaner and Green production/combustion
hydrochar and biochar
nutrients
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
59
0.983
* Total i10 IndexRankings
Ranking Based On Selection :6
Energy storage materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
35
0.972
* Total i10 IndexRankings
Ranking Based On Selection :7
power system operation
energy storage
smart grid
integrated energy networks
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
30
0.857
* Total i10 IndexRankings
Ranking Based On Selection :8
renewable energy
power electronics
power system
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Jiaqiang E
Hunan University
Changsha, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
197
174
0.883
high efficiency heat transfer and energy saving technology
emissions pollution and control of the engine
intelligent informati
Jinqing Jallen Peng
Hunan University
Changsha, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
104
102
0.981
Solar Energy
Building Integrated Photovoltaics(BIPV)
Advanced windows and facade
Building energy simulation
Cryogenics
Jian Zhu
Hunan University
Changsha, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
71
70
0.986
Energy Storage Materials and Devices
Nano Materials
Battery
Supercapacitor
Ling Fan
Hunan University
Changsha, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
61
0.924
Energy storage
Metal ion battery
Organic solar cells
Tengfei wang
Hunan University
Changsha, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
59
0.983
Biofuel and Bioenergy
Hydrothermal technique
Cleaner and Green production/combustion
hydrochar and biochar
nutrients
Xiwen Wang
Hunan University
Changsha, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
35
0.972
Energy storage materials
Yunfeng Wen
Hunan University
Changsha, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
30
0.857
power system operation
energy storage
smart grid
integrated energy networks
Yuancan Xu
Hunan University
Changsha, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
renewable energy
power electronics
power system