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" (910,673 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
K Rajan
Alternative fuel for I.C.Engines
Energy systems
Renewable Energy
Metrics
H-Index
i10 Index
Citation
21
39
1,827
* Rankings
Ranking Based On Selection: 2
Jayaprakash J
Meta-Heuristic methods
reverse Logistics
Supply Chain network
AI/ML
Metrics
H-Index
i10 Index
Citation
10
10
676
Gopalakrishnan Govindarajan
Centrifugal Compressors
Turbomachinery
Centrigual Turbomachinery
Aerothermodynamics ofTurbomachinery
Metrics
H-Index
i10 Index
Citation
5
0
45
Rankings
Ranking Based On Selection: 1
K Rajan
Metrics
H-Index
i10 Index
Citation Counts
21
39
1,827
Alternative fuel for I.C.Engines
Energy systems
Renewable Energy
Rankings
Ranking Based On Selection: 2
Jayaprakash J
Metrics
H-Index
i10 Index
Citation Counts
10
10
676
Meta-Heuristic methods
reverse Logistics
Supply Chain network
AI/ML
Rankings
Ranking Based On Selection: 3
Gopalakrishnan Govindarajan
Metrics
H-Index
i10 Index
Citation Counts
5
0
45
Centrifugal Compressors
Turbomachinery
Centrigual Turbomachinery
Aerothermodynamics ofTurbomachinery