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” (1,121,260 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
Mohamed Khodja
Drilling Fluid
EOR
Flow Assurance
Waste Management
Biotechnolog
Metrics
 
H-Index
i10 Index
Citation
19
28
1,861
* Rankings
Ranking Based On Selection: 2
Sid Ali Ouadfeul
Seismic
Well-logging
Reservoir Characterization
Shale gas
Pattern Recognitio
Metrics
 
H-Index
i10 Index
Citation
15
26
738
* Rankings
Ranking Based On Selection: 4
Abderraouf Arabi
Multiphase flow
Gas-liquid flow
Gas-liquid-solid flow
Intermittent flo
Metrics
 
H-Index
i10 Index
Citation
10
10
350
* Rankings
Ranking Based On Selection: 5
Said Gaci
Geophysics
Seismic Prospecting
Signal Processing
Petroleum Economic
Metrics
 
H-Index
i10 Index
Citation
10
11
540
* Rankings
Ranking Based On Selection: 6
Benaissa Ali
Mechanical
Biomechanics
Finite elements Methode
Fracture
Oil & Ga
Metrics
 
H-Index
i10 Index
Citation
7
7
246
* Rankings
Ranking Based On Selection: 7
Mohamed Arab
Géosciences
Petroleum system
Stratigraphie Sismique - Séquentielle et Géodynamiqu
Metrics
 
H-Index
i10 Index
Citation
7
7
168
* Rankings
Ranking Based On Selection: 9
Hamza Boukhlouf
catalyse
Formation
développement de compétences
pétrochimie
raffinag
Metrics
 
H-Index
i10 Index
Citation
7
7
387
* Rankings
Ranking Based On Selection: 11
Gana Mohamed Lamine
microbiologie petroliere
corrosion bacterienn
Metrics
 
H-Index
i10 Index
Citation
6
5
322
* Rankings
Ranking Based On Selection: 12
Amroun Mohamed Nadhir
sciences des matériaux
couches minces
photovoltaïque
simulation numériqu
Metrics
 
H-Index
i10 Index
Citation
6
5
177
* Rankings
Ranking Based On Selection: 13
Imad Eddine Meriche
Renewable Energy and Thermodynamics
Modeling and Simulation Energy System
Metrics
 
H-Index
i10 Index
Citation
5
3
160
* Rankings
Ranking Based On Selection: 14
Kheira Gharbi
Petroleum and Gas
Flow Assurance
Corrosio
Metrics
 
H-Index
i10 Index
Citation
5
4
273
* Rankings
Ranking Based On Selection: 15
Athmen Zenati
Chemistry
Polymer
Materials Science and Nanocomposite
Metrics
 
H-Index
i10 Index
Citation
5
1
46
* Rankings
Ranking Based On Selection: 16
Deghmoum Abdelhakim
Energy
Environment
Physics
Geostatistics
Computer programming and Simulatio
Metrics
 
H-Index
i10 Index
Citation
4
1
58
* Rankings
Ranking Based On Selection: 17
Ghelloudj Elhadj
Materials Sciences
Metallurgy
Metallurgical Engineerin
Metrics
 
H-Index
i10 Index
Citation
4
2
50
* Rankings
Ranking Based On Selection: 18
Fouad Tachi
Control Engineerin
Metrics
 
H-Index
i10 Index
Citation
3
1
50
* Rankings
Ranking Based On Selection: 20
Ahmed Zakaria Seggai
oil and gas
environmental health and safet
Metrics
 
H-Index
i10 Index
Citation
3
1
24
* Rankings
Ranking Based On Selection: 21
Amina Benchouk
microbiologie
bioremédiation
Biotechnological Processes for Energy Recovery from Petroleum Wast
Metrics
 
H-Index
i10 Index
Citation
3
1
23
* Rankings
Ranking Based On Selection: 22
Morad Belharizi
Energy Engineering
Thermal Hydraulics
Heat & Mass Transfer
Turbulence Modelling
CF
Metrics
 
H-Index
i10 Index
Citation
3
0
19
* Rankings
Ranking Based On Selection: 23
Mohammed Salim Benmerabet
power electronics
renewable energie
Metrics
 
H-Index
i10 Index
Citation
3
2
26
* Rankings
Ranking Based On Selection: 24
Abdallah Sokhal
Petrophysics
Reservoir Characterizations and Neural Network Solution
Metrics
 
H-Index
i10 Index
Citation
2
1
32
* Rankings
Ranking Based On Selection: 25
Badr Eddine Rahmani
hydrogéologie
Environnement
statistique
chimi
Metrics
 
H-Index
i10 Index
Citation
2
1
20
Rankings
Ranking Based On Selection: 1
Mohamed Khodja
Metrics
 
H-Index
i10 Index
Citation Counts
19
28
1,861
Drilling Fluid
EOR
Flow Assurance
Waste Management
Biotechnolog
Rankings
Ranking Based On Selection: 2
Sid Ali Ouadfeul
Metrics
 
H-Index
i10 Index
Citation Counts
15
26
738
Seismic
Well-logging
Reservoir Characterization
Shale gas
Pattern Recognitio
Rankings
Ranking Based On Selection: 3
Omar Bouledroua
Metrics
 
H-Index
i10 Index
Citation Counts
14
16
625
Rankings
Ranking Based On Selection: 4
Abderraouf Arabi
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
350
Multiphase flow
Gas-liquid flow
Gas-liquid-solid flow
Intermittent flo
Rankings
Ranking Based On Selection: 5
Said Gaci
Metrics
 
H-Index
i10 Index
Citation Counts
10
11
540
Geophysics
Seismic Prospecting
Signal Processing
Petroleum Economic
Rankings
Ranking Based On Selection: 6
Benaissa Ali
Metrics
 
H-Index
i10 Index
Citation Counts
7
7
246
Mechanical
Biomechanics
Finite elements Methode
Fracture
Oil & Ga
Rankings
Ranking Based On Selection: 7
Mohamed Arab
Metrics
 
H-Index
i10 Index
Citation Counts
7
7
168
Géosciences
Petroleum system
Stratigraphie Sismique - Séquentielle et Géodynamiqu
Rankings
Ranking Based On Selection: 8
Brahim Belahcene|B.Belahcene
Metrics
 
H-Index
i10 Index
Citation Counts
7
5
136
Rankings
Ranking Based On Selection: 9
Hamza Boukhlouf
Metrics
 
H-Index
i10 Index
Citation Counts
7
7
387
catalyse
Formation
développement de compétences
pétrochimie
raffinag
Rankings
Ranking Based On Selection: 10
Réda Samy Zazoun
Metrics
 
H-Index
i10 Index
Citation Counts
7
6
319
Rankings
Ranking Based On Selection: 11
Gana Mohamed Lamine
Metrics
 
H-Index
i10 Index
Citation Counts
6
5
322
Rankings
Ranking Based On Selection: 12
Amroun Mohamed Nadhir
Metrics
 
H-Index
i10 Index
Citation Counts
6
5
177
sciences des matériaux
couches minces
photovoltaïque
simulation numériqu
Rankings
Ranking Based On Selection: 13
Imad Eddine Meriche
Metrics
 
H-Index
i10 Index
Citation Counts
5
3
160
Renewable Energy and Thermodynamics
Modeling and Simulation Energy System
Rankings
Ranking Based On Selection: 14
Kheira Gharbi
Metrics
 
H-Index
i10 Index
Citation Counts
5
4
273
Rankings
Ranking Based On Selection: 15
Athmen Zenati
Metrics
 
H-Index
i10 Index
Citation Counts
5
1
46
Chemistry
Polymer
Materials Science and Nanocomposite
Rankings
Ranking Based On Selection: 16
Deghmoum Abdelhakim
Metrics
 
H-Index
i10 Index
Citation Counts
4
1
58
Energy
Environment
Physics
Geostatistics
Computer programming and Simulatio
Rankings
Ranking Based On Selection: 17
Ghelloudj Elhadj
Metrics
 
H-Index
i10 Index
Citation Counts
4
2
50
Rankings
Ranking Based On Selection: 18
Fouad Tachi
Metrics
 
H-Index
i10 Index
Citation Counts
3
1
50
Rankings
Ranking Based On Selection: 19
El Bahi Djaalab
Metrics
 
H-Index
i10 Index
Citation Counts
3
1
31
Rankings
Ranking Based On Selection: 20
Ahmed Zakaria Seggai
Metrics
 
H-Index
i10 Index
Citation Counts
3
1
24
oil and gas
environmental health and safet
Rankings
Ranking Based On Selection: 21
Amina Benchouk
Metrics
 
H-Index
i10 Index
Citation Counts
3
1
23
microbiologie
bioremédiation
Biotechnological Processes for Energy Recovery from Petroleum Wast
Rankings
Ranking Based On Selection: 22
Morad Belharizi
Metrics
 
H-Index
i10 Index
Citation Counts
3
0
19
Energy Engineering
Thermal Hydraulics
Heat & Mass Transfer
Turbulence Modelling
CF
Rankings
Ranking Based On Selection: 23
Mohammed Salim Benmerabet
Metrics
 
H-Index
i10 Index
Citation Counts
3
2
26
power electronics
renewable energie
Rankings
Ranking Based On Selection: 24
Abdallah Sokhal
Metrics
 
H-Index
i10 Index
Citation Counts
2
1
32
Petrophysics
Reservoir Characterizations and Neural Network Solution
Rankings
Ranking Based On Selection: 25
Badr Eddine Rahmani
Metrics
 
H-Index
i10 Index
Citation Counts
2
1
20