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
Ali Allahresani
Nanomaterials
Organic Synthesis
Phytochemistry
Separation
Metrics
H-Index
i10 Index
Citation
25
65
2,191
* Rankings
Ranking Based On Selection: 2
Reihaneh Malakooti
Nanocrystal chemistry
Mesoporous materials
Shape-Controlled Nanostructures
Nanocatalysis
Metrics
H-Index
i10 Index
Citation
14
22
934
* Rankings
Ranking Based On Selection: 3
Mohammad Kamranifar
Environmental Science
Nanotechnology
Photocatalysis
Adsorption
Waste management
Metrics
H-Index
i10 Index
Citation
12
13
600
Rankings
Ranking Based On Selection: 1
Ali Allahresani
Metrics
H-Index
i10 Index
Citation Counts
25
65
2,191
Nanomaterials
Organic Synthesis
Phytochemistry
Separation
Rankings
Ranking Based On Selection: 2
Reihaneh Malakooti
Metrics
H-Index
i10 Index
Citation Counts
14
22
934
Nanocrystal chemistry
Mesoporous materials
Shape-Controlled Nanostructures
Nanocatalysis
Rankings
Ranking Based On Selection: 3
Mohammad Kamranifar
Metrics
H-Index
i10 Index
Citation Counts
12
13
600
Environmental Science
Nanotechnology
Photocatalysis
Adsorption
Waste management