Top 100 Scientists

World Top 100 Scientists 2025

The ranking of “Top 100” scientists is based on total H-index scores. 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, and Social Sciences. According to Total H. BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (1,014,374 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
Alpaslan Atmanli
Metrics
H-Index
i10 Index
Citation Counts
24
28
3,800
Mechanical Engineering
IC Engines
Alternative Fuels and Combustion
Emission Reduction
Optimization
Rankings
Ranking Based On Selection: 2
Erol Ileri
Metrics
H-Index
i10 Index
Citation Counts
18
19
2,271
Alternative Fuels
Biofuels
Internal Combustion Engines
Emissions
Optimization
Rankings
Ranking Based On Selection: 3
Cem Tahsin Yücer
Metrics
H-Index
i10 Index
Citation Counts
10
10
379
Mechanical Engineering
Thermodynamics
Energy
Exergy
Jet Engines
Rankings
Ranking Based On Selection: 4
Murat Geçgel
Metrics
H-Index
i10 Index
Citation Counts
1
0
9
Computational Fluid Dynamics
Rotorcraft Aerodynamics
Numerical Methods
Genetic Algorithms