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
Chunfei Wu
Reader in Chemical Engineering
Waste recycling
Metrics
H-Index
i10 Index
Citation
72
200
16,154
Haresh Manyar
Catalysis
Continuous flow processes
Sustainable Energy
Green Chemistry
Metrics
H-Index
i10 Index
Citation
30
53
2,713
Chirangano Mangwandi
Particle Technology
Agglomeration
Granulation
Adsorption
Fluidisation
Metrics
H-Index
i10 Index
Citation
27
45
3,492
Jehad Abu Dahrieh
Energy
catalysis
kinetics modelling
biomass and plastic valorisation
Reforming
Metrics
H-Index
i10 Index
Citation
19
25
1,357
Madhubalaji Chegu Krishnamurthi|Madhubalaji CK, CheguKrishnamurthi Madhubalaji
Biotechnology & Biochemical engineering
Ozonation
Algae
Photobioreactor and modelling
Animal nutrition & Bioavailability
Metrics
H-Index
i10 Index
Citation
6
6
144
Rankings
Ranking Based On Selection: 1
Chunfei Wu
Metrics
H-Index
i10 Index
Citation Counts
72
200
16,154
Rankings
Ranking Based On Selection: 2
Haresh Manyar
Metrics
H-Index
i10 Index
Citation Counts
30
53
2,713
Catalysis
Continuous flow processes
Sustainable Energy
Green Chemistry
Rankings
Ranking Based On Selection: 3
Chirangano Mangwandi
Metrics
H-Index
i10 Index
Citation Counts
27
45
3,492
Particle Technology
Agglomeration
Granulation
Adsorption
Fluidisation
Rankings
Ranking Based On Selection: 4
Jehad Abu Dahrieh
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,357
Energy
catalysis
kinetics modelling
biomass and plastic valorisation
Reforming
Rankings
Ranking Based On Selection: 5
Nancy Artioli
Metrics
H-Index
i10 Index
Citation Counts
18
20
711
Rankings
Ranking Based On Selection: 6
Biotechnology & Biochemical engineering
Ozonation
Algae
Photobioreactor and modelling
Animal nutrition & Bioavailability
Rankings
Ranking Based On Selection: 7
Nayan Jyoti Mazumdar
Metrics
H-Index
i10 Index
Citation Counts
3
0
22
Catalysis
Nanoparticles
Sustainable Fuels
Catalysts
Rankings
Ranking Based On Selection: 8
Christopher Tumilson
Metrics
H-Index
i10 Index
Citation Counts
1
1
22