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" (998,570 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
Shahab Ayatollahi
Enhanced Oil Recovery
Flow in Porous Media
Nano and Bio Technologies in Oil and Gas Industries
Metrics
H-Index
i10 Index
Citation
66
244
13,787
* Rankings
Ranking Based On Selection: 3
Vahid Tavakoli
Petroleum Geology
Reservoir Characterization
Reservoir Heterogeneity
Reservoir Geology
Petrophysics
Metrics
H-Index
i10 Index
Citation
33
61
2,531
* Rankings
Ranking Based On Selection: 4
Jaber Taheri Shakib Hamedani
Concrete and Asphalt
CT scanning
Machine Learning
Surface Phenomena
Geomechanics
Metrics
H-Index
i10 Index
Citation
27
41
1,767
* Rankings
Ranking Based On Selection: 5
Hamzeh Mehrabi| حمزه مهرابی
Sedimentary Geology and Geochemistry
Carbonate Rocks
Sequence Stratigraphy
Geological
Metrics
H-Index
i10 Index
Citation
22
31
1,583
* Rankings
Ranking Based On Selection: 6
Ali Shekarifard
Petroleum & Reservoir Geochemistry
Unconventional Resources
Oil Shale Pyrolysis
Metrics
H-Index
i10 Index
Citation
20
25
1,122
Mohammad Reza Rasaei
Reservoir Engineering
Reservoir Simulation and Upscaling from Pore to Field Scale
Reservoir Management
Metrics
H-Index
i10 Index
Citation
17
36
1,077
Dariush Esmaeily
Pertology
Ore deposits
Magmatism
Geodynamics
Metrics
H-Index
i10 Index
Citation
15
19
1,030
Rankings
Ranking Based On Selection: 1
Shahab Ayatollahi
Metrics
H-Index
i10 Index
Citation Counts
66
244
13,787
Enhanced Oil Recovery
Flow in Porous Media
Nano and Bio Technologies in Oil and Gas Industries
Rankings
Ranking Based On Selection: 2
Mohammad Hossein Ghazanfari
Metrics
H-Index
i10 Index
Citation Counts
39
141
6,438
Rankings
Ranking Based On Selection: 3
Vahid Tavakoli
Metrics
H-Index
i10 Index
Citation Counts
33
61
2,531
Petroleum Geology
Reservoir Characterization
Reservoir Heterogeneity
Reservoir Geology
Petrophysics
Rankings
Ranking Based On Selection: 4
Jaber Taheri Shakib Hamedani
Metrics
H-Index
i10 Index
Citation Counts
27
41
1,767
Concrete and Asphalt
CT scanning
Machine Learning
Surface Phenomena
Geomechanics
Rankings
Ranking Based On Selection: 5
Hamzeh Mehrabi| حمزه مهرابی
Metrics
H-Index
i10 Index
Citation Counts
22
31
1,583
Sedimentary Geology and Geochemistry
Carbonate Rocks
Sequence Stratigraphy
Geological
Rankings
Ranking Based On Selection: 6
Ali Shekarifard
Metrics
H-Index
i10 Index
Citation Counts
20
25
1,122
Petroleum & Reservoir Geochemistry
Unconventional Resources
Oil Shale Pyrolysis
Rankings
Ranking Based On Selection: 7
Mohammad Reza Rasaei
Metrics
H-Index
i10 Index
Citation Counts
17
36
1,077
Reservoir Engineering
Reservoir Simulation and Upscaling from Pore to Field Scale
Reservoir Management
Rankings
Ranking Based On Selection: 8
Dariush Esmaeily
Metrics
H-Index
i10 Index
Citation Counts
15
19
1,030
Rankings
Ranking Based On Selection: 9
Siyamak Sarafraz
Metrics
H-Index
i10 Index
Citation Counts
1
1
47
Rankings
Ranking Based On Selection: 10
Forouzan Rahmani
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
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