The "AD Scientific Index" analyses the academic work of scientists using the H-index, i10 index and number of citations, and provides results that can be used to evaluate the productivity and efficiency of individuals and institutions. In addition to ranking according to "total H-index" for individuals and institutions, you can also see the ranking and analyses according to "last 6 years H-index"and Subject Rankings.
![Hwai Chyuan Ong](https://cdn.adscientificindex.com/pictures/ec/4527980.jpg)
Renewable Energy
Energy and Fuel
Waste Management
Environmental Sustainability
Energy Efficiency
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
97
90
0.928
![Ali Altaee](https://cdn.adscientificindex.com/pictures/d2/117988.jpg)
Membrane separation technologies
desalination
renewable energy
wastewater treatment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
45
40
0.889
![Chris Briggs](https://cdn.adscientificindex.com/pictures/47/115345.jpg)
renewable energy
energy transition
green jobs
just transition
distributed energy resources
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
19
11
0.579
![Muhammad Heikal Hasan](https://cdn.adscientificindex.com/pictures/00/54772.jpg)
Renewable Energy
Energy Storage
Power to Fuel
Microplasma
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
Hwai Chyuan Ong
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
97
90
0.928
Renewable Energy
Energy and Fuel
Waste Management
Environmental Sustainability
Energy Efficiency
Ali Altaee
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
45
40
0.889
Membrane separation technologies
desalination
renewable energy
wastewater treatment
Chris Briggs
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
19
11
0.579
renewable energy
energy transition
green jobs
just transition
distributed energy resources
Muhammad Heikal Hasan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
Renewable Energy
Energy Storage
Power to Fuel
Microplasma