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
Xianhui Zhao
Catalysis
Biomass and bioenergy
Waste to energy
Bio-composites
3D printing
Metrics
H-Index
i10 Index
Citation
36
61
3,831
Erica Manandhar
Analytical Chemistry
Mass Spectrometry
Chromatography
chemical warfare agents
Metrics
H-Index
i10 Index
Citation
7
7
233
Mst Sumaia Aktar Sumi
chemistry
polymer
waste water treatment
dye treatments
biodegradable polymer
Metrics
H-Index
i10 Index
Citation
5
4
249
Balawanthrao Jadhav
Analytical Chemistry
Green Chemistry
Environmental Chemistry
Metrics
H-Index
i10 Index
Citation
4
3
201
Trevor Ostlund
Organic Chemistry
Natural Products
Drug Discovery
Chemical Synthesis
Metrics
H-Index
i10 Index
Citation
3
1
26
Rankings
Ranking Based On Selection: 1
Xianhui Zhao
Metrics
H-Index
i10 Index
Citation Counts
36
61
3,831
Catalysis
Biomass and bioenergy
Waste to energy
Bio-composites
3D printing
Rankings
Ranking Based On Selection: 2
Erica Manandhar
Metrics
H-Index
i10 Index
Citation Counts
7
7
233
Analytical Chemistry
Mass Spectrometry
Chromatography
chemical warfare agents
Rankings
Ranking Based On Selection: 3
Mst Sumaia Aktar Sumi
Metrics
H-Index
i10 Index
Citation Counts
5
4
249
chemistry
polymer
waste water treatment
dye treatments
biodegradable polymer
Rankings
Ranking Based On Selection: 4
Balawanthrao Jadhav
Metrics
H-Index
i10 Index
Citation Counts
4
3
201
Analytical Chemistry
Green Chemistry
Environmental Chemistry
Rankings
Ranking Based On Selection: 5
Trevor Ostlund
Metrics
H-Index
i10 Index
Citation Counts
3
1
26
Organic Chemistry
Natural Products
Drug Discovery
Chemical Synthesis
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