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 rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,291 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 1
Hossein Esmaeili
Wastewater
Catalysts
CO2 electroreduction
Biofuel
Metrics
 
H-Index
i10 Index
Citation
43
74
4,746
* Rankings
Ranking Based On Selection: 2
Masoud Dashtdar
Fault location
Artificial Intelligence
Microgrids
Frequency control
Optimizatio
Metrics
 
H-Index
i10 Index
Citation
23
39
1,198
* Rankings
Ranking Based On Selection: 3
Naser Amini
Cellular and Molecular Neuroscience
Regenerative Medicin
Metrics
 
H-Index
i10 Index
Citation
19
31
1,149
* Rankings
Ranking Based On Selection: 4
Dariush Jafari
Wastewater treatment
Adsorption
Photocatalytic degradation
Membrane separatio
Metrics
 
H-Index
i10 Index
Citation
18
25
869
* Rankings
Ranking Based On Selection: 6
Mojtaba Najafi
Reliability of Power System
Reserve Market
Demand Response
Smart Grid
Micro Gri
Metrics
 
H-Index
i10 Index
Citation
13
16
434
Amir Ahmadi
Adsorption & Adsorbents
Heavy Metal
biofuel
3D&4D Printed Materials
design & manufacturin
Metrics
 
H-Index
i10 Index
Citation
8
8
909
* Rankings
Ranking Based On Selection: 11
Masoud Saberi
Modelling and Simulation
Membrane
Glassy Polymer
Water/Wastewater Treatment
Gas Separatio
Metrics
 
H-Index
i10 Index
Citation
7
6
144
* Rankings
Ranking Based On Selection: 13
Fakhteh Mahini
education
philosophy of education
research method
Metrics
 
H-Index
i10 Index
Citation
5
4
144
* Rankings
Ranking Based On Selection: 14
Gholamhossein Vatankhah
Membrane and Separation Technologies
Artificial Neural Network
Water and wastewater treatmen
Metrics
 
H-Index
i10 Index
Citation
5
4
115
* Rankings
Ranking Based On Selection: 15
Jaleh Mohajeri Borazjani
Health & Disease of Aquatic Animals
Cultured Aquatic Animals
Environmen
Metrics
 
H-Index
i10 Index
Citation
5
3
100
* Rankings
Ranking Based On Selection: 16
Mahmood Seraji
Steel Plate Shear Wall
PSSDB Slab
Compressive Membrane Actio
Metrics
 
H-Index
i10 Index
Citation
5
2
74
* Rankings
Ranking Based On Selection: 17
Mohsen Ahi
Fermentation
Simulation
Modeling
Bioprocess
Biofuel
Metrics
 
H-Index
i10 Index
Citation
5
4
136
* Rankings
Ranking Based On Selection: 19
Hossein Saadabadi M.
Language Acquisition Research
Academic Writing
English for Academic Purposes
Applied Linguistic
Metrics
 
H-Index
i10 Index
Citation
5
3
84
* Rankings
Ranking Based On Selection: 20
Saeid Moghdani
Environmental Sciences
Biological Sciences
Zoology
Geographic Information Syste
Metrics
 
H-Index
i10 Index
Citation
5
1
66
* Rankings
Ranking Based On Selection: 22
A Rasool Ghasemi
Design of low voltage
low power circuits and systems such as data converters and SC filter
Metrics
 
H-Index
i10 Index
Citation
4
2
50
Rankings
Ranking Based On Selection: 1
Hossein Esmaeili
Metrics
 
H-Index
i10 Index
Citation Counts
43
74
4,746
Rankings
Ranking Based On Selection: 2
Masoud Dashtdar
Metrics
 
H-Index
i10 Index
Citation Counts
23
39
1,198
Fault location
Artificial Intelligence
Microgrids
Frequency control
Optimizatio
Rankings
Ranking Based On Selection: 3
Naser Amini
Metrics
 
H-Index
i10 Index
Citation Counts
19
31
1,149
Cellular and Molecular Neuroscience
Regenerative Medicin
Rankings
Ranking Based On Selection: 4
Dariush Jafari
Metrics
 
H-Index
i10 Index
Citation Counts
18
25
869
Wastewater treatment
Adsorption
Photocatalytic degradation
Membrane separatio
Rankings
Ranking Based On Selection: 5
Roohollah Esmati
Metrics
 
H-Index
i10 Index
Citation Counts
13
18
610
Rankings
Ranking Based On Selection: 6
Mojtaba Najafi
Metrics
 
H-Index
i10 Index
Citation Counts
13
16
434
Reliability of Power System
Reserve Market
Demand Response
Smart Grid
Micro Gri
Rankings
Ranking Based On Selection: 7
Amir Ahmadi
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
909
Adsorption & Adsorbents
Heavy Metal
biofuel
3D&4D Printed Materials
design & manufacturin
Rankings
Ranking Based On Selection: 8
Maysam Gholampour
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
593
Rankings
Ranking Based On Selection: 9
Parham Rouhi
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
241
Rankings
Ranking Based On Selection: 10
Mohammad Hadi Atabakzadeh
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
195
Rankings
Ranking Based On Selection: 11
Masoud Saberi
Metrics
 
H-Index
i10 Index
Citation Counts
7
6
144
Modelling and Simulation
Membrane
Glassy Polymer
Water/Wastewater Treatment
Gas Separatio
Rankings
Ranking Based On Selection: 12
Abdolreza Mohseni
Metrics
 
H-Index
i10 Index
Citation Counts
6
3
93
Rankings
Ranking Based On Selection: 13
Fakhteh Mahini
Metrics
 
H-Index
i10 Index
Citation Counts
5
4
144
education
philosophy of education
research method
Rankings
Ranking Based On Selection: 14
Gholamhossein Vatankhah
Metrics
 
H-Index
i10 Index
Citation Counts
5
4
115
Membrane and Separation Technologies
Artificial Neural Network
Water and wastewater treatmen
Rankings
Ranking Based On Selection: 15
Jaleh Mohajeri Borazjani
Metrics
 
H-Index
i10 Index
Citation Counts
5
3
100
Health & Disease of Aquatic Animals
Cultured Aquatic Animals
Environmen
Rankings
Ranking Based On Selection: 16
Mahmood Seraji
Metrics
 
H-Index
i10 Index
Citation Counts
5
2
74
Steel Plate Shear Wall
PSSDB Slab
Compressive Membrane Actio
Rankings
Ranking Based On Selection: 17
Mohsen Ahi
Metrics
 
H-Index
i10 Index
Citation Counts
5
4
136
Rankings
Ranking Based On Selection: 18
Saeed Yazdani
Metrics
 
H-Index
i10 Index
Citation Counts
5
3
92
Rankings
Ranking Based On Selection: 19
Hossein Saadabadi M.
Metrics
 
H-Index
i10 Index
Citation Counts
5
3
84
Language Acquisition Research
Academic Writing
English for Academic Purposes
Applied Linguistic
Rankings
Ranking Based On Selection: 20
Saeid Moghdani
Metrics
 
H-Index
i10 Index
Citation Counts
5
1
66
Environmental Sciences
Biological Sciences
Zoology
Geographic Information Syste
Rankings
Ranking Based On Selection: 21
Rasoul Mojarad
Metrics
 
H-Index
i10 Index
Citation Counts
5
3
126
Rankings
Ranking Based On Selection: 22
A Rasool Ghasemi
Metrics
 
H-Index
i10 Index
Citation Counts
4
2
50
Design of low voltage
low power circuits and systems such as data converters and SC filter
Rankings
Ranking Based On Selection: 23
Tirdad Maghsoudloo
Metrics
 
H-Index
i10 Index
Citation Counts
4
1
57
Aquatics feeding and nutritio
Rankings
Ranking Based On Selection: 24
Bahram Barzegar
Metrics
 
H-Index
i10 Index
Citation Counts
4
2
65
Rankings
Ranking Based On Selection: 25
Amin Moazami
Metrics
 
H-Index
i10 Index
Citation Counts
3
3
93