Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (870,053 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 1
Yusuf Bicer
Energy
Renewable Energy
Sustainable Energy Carriers
Solar Fuels
Solar Desalination
Metrics
H-Index
i10 Index
Citation
43
120
6,596
* Rankings
Ranking Based On Selection: 3
Eric C Okonkwo
Alternative/ Renewable Energy Systems & Fuels (including hydrogen and ammonia)
Thermal Energy
Metrics
H-Index
i10 Index
Citation
26
37
2,453
* Rankings
Ranking Based On Selection: 4
Damilola S Olawuyi
Energy and Environmental Law
International Petroleum Transactions
Local Content
Climate Change Law
Metrics
H-Index
i10 Index
Citation
22
36
1,594
* Rankings
Ranking Based On Selection: 5
Nurettin Sezer
Renewable Energy
Energy Harvesting
Thermodynamics
Heat Transfer
Advanced Materials and Manufacturing
Metrics
H-Index
i10 Index
Citation
19
25
3,379
* Rankings
Ranking Based On Selection: 6
Abdelhakim Hassabou
solar and renewable energy
green hydrogen and Green Ammonia
solar desalination
energy efficiency
solar cooling and heating
Metrics
H-Index
i10 Index
Citation
10
10
891
Rankings
Ranking Based On Selection: 1
Yusuf Bicer
Metrics
H-Index
i10 Index
Citation Counts
43
120
6,596
Energy
Renewable Energy
Sustainable Energy Carriers
Solar Fuels
Solar Desalination
Rankings
Ranking Based On Selection: 2
Ben Figgis
Metrics
H-Index
i10 Index
Citation Counts
28
44
3,345
Rankings
Ranking Based On Selection: 3
Eric C Okonkwo
Metrics
H-Index
i10 Index
Citation Counts
26
37
2,453
Alternative/ Renewable Energy Systems & Fuels (including hydrogen and ammonia)
Thermal Energy
Rankings
Ranking Based On Selection: 4
Damilola S Olawuyi
Metrics
H-Index
i10 Index
Citation Counts
22
36
1,594
Energy and Environmental Law
International Petroleum Transactions
Local Content
Climate Change Law
Rankings
Ranking Based On Selection: 5
Nurettin Sezer
Metrics
H-Index
i10 Index
Citation Counts
19
25
3,379
Renewable Energy
Energy Harvesting
Thermodynamics
Heat Transfer
Advanced Materials and Manufacturing
Rankings
Ranking Based On Selection: 6
Abdelhakim Hassabou
Metrics
H-Index
i10 Index
Citation Counts
10
10
891
solar and renewable energy
green hydrogen and Green Ammonia
solar desalination
energy efficiency
solar cooling and heating
Rankings
Ranking Based On Selection: 7
Abdullah Jabbar
Metrics
H-Index
i10 Index
Citation Counts
4
2
45