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" (873,937 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
Mohammed Matouq
Water and environment
ISO 14000
GIS
Climate change
Chemical Industries
Metrics
H-Index
i10 Index
Citation
21
35
1,756
* Rankings
Ranking Based On Selection :2
Waid Omar
Crystallization
water desalination
water treatment
Metrics
H-Index
i10 Index
Citation
19
26
1,001
* Rankings
Ranking Based On Selection :3
Zaid Al Anber
Thermodynamics
Energy
Water and waster treatment
Metrics
H-Index
i10 Index
Citation
17
22
1,670
* Rankings
Ranking Based On Selection :4
Omar Al Ayed|O. S. Ayed, Omar. S. alAyed, O. S. Al-Ayed
Oil shale pyrolysis
Biomass kinetics
Kinetic Modelling
Petroleum downstream operations
Crude oil
Metrics
H-Index
i10 Index
Citation
15
22
1,113
* Rankings
Ranking Based On Selection :5
Abeer Al Bsoul
Water and Wastewater treatment
Advanced Oxidation Processes
Process Modeling
Nanotechnology and Energ
Metrics
H-Index
i10 Index
Citation
14
19
846
* Rankings
Ranking Based On Selection :6
Ahmad T Shawaqfeh
Energy & Conversion
Membranes and nanotubes technologies
electrochemical
Industrial wastes and contaminants treatment and rec
Metrics
H-Index
i10 Index
Citation
14
15
890
Walaa H Saadeh
Mechanical and Chemical Engineering
Nanocomposites
EMI shielding
Polymers
Technology
Metrics
H-Index
i10 Index
Citation
5
3
989
Rankings
Ranking Based On Selection: 1
Mohammed Matouq
Metrics
H-Index
i10 Index
Citation Counts
21
35
1,756
Water and environment
ISO 14000
GIS
Climate change
Chemical Industries
Rankings
Ranking Based On Selection: 2
Waid Omar
Metrics
H-Index
i10 Index
Citation Counts
19
26
1,001
Crystallization
water desalination
water treatment
Rankings
Ranking Based On Selection: 3
Zaid Al Anber
Metrics
H-Index
i10 Index
Citation Counts
17
22
1,670
Rankings
Ranking Based On Selection: 4
Omar Al Ayed|O. S. Ayed, Omar. S. alAyed, O. S. Al-Ayed
Metrics
H-Index
i10 Index
Citation Counts
15
22
1,113
Oil shale pyrolysis
Biomass kinetics
Kinetic Modelling
Petroleum downstream operations
Crude oil
Rankings
Ranking Based On Selection: 5
Abeer Al Bsoul
Metrics
H-Index
i10 Index
Citation Counts
14
19
846
Water and Wastewater treatment
Advanced Oxidation Processes
Process Modeling
Nanotechnology and Energ
Rankings
Ranking Based On Selection: 6
Ahmad T Shawaqfeh
Metrics
H-Index
i10 Index
Citation Counts
14
15
890
Energy & Conversion
Membranes and nanotubes technologies
electrochemical
Industrial wastes and contaminants treatment and rec
Rankings
Ranking Based On Selection: 7
Walaa H Saadeh
Metrics
H-Index
i10 Index
Citation Counts
5
3
989
Mechanical and Chemical Engineering
Nanocomposites
EMI shielding
Polymers
Technology