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
Maarja Grossberg
photovoltaics
inorganic semiconductors
photoluminescence
capacitance spectroscopy
Raman spectroscopy
Metrics
H-Index
i10 Index
Citation
29
70
3,499
Hesham Ali
Energy
Thermal engineering
District Heating and Cooling systems
Heat pumps
HVAC
Metrics
H-Index
i10 Index
Citation
1
1
27
Rankings
Ranking Based On Selection: 1
Maarja Grossberg
Metrics
H-Index
i10 Index
Citation Counts
29
70
3,499
photovoltaics
inorganic semiconductors
photoluminescence
capacitance spectroscopy
Raman spectroscopy
Rankings
Ranking Based On Selection: 2
Erki Kärber
Metrics
H-Index
i10 Index
Citation Counts
15
20
815
Rankings
Ranking Based On Selection: 3
Katriin Kristmann
Metrics
H-Index
i10 Index
Citation Counts
2
0
16
materials science
photovoltaics
energy engineering
Rankings
Ranking Based On Selection: 4
Hesham Ali
Metrics
H-Index
i10 Index
Citation Counts
1
1
27
Energy
Thermal engineering
District Heating and Cooling systems
Heat pumps
HVAC