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" (888,752 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
Mohamed Khodja
Drilling Fluid
EOR
Flow Assurance
Waste Management
Biotechnology
Metrics
H-Index
i10 Index
Citation
19
27
1,784
* Rankings
Ranking Based On Selection: 3
Sid Ali Ouadfeul
Seismic
Well-logging
Reservoir Characterization
Shale gas
Pattern Recognition
Metrics
H-Index
i10 Index
Citation
14
26
701
* Rankings
Ranking Based On Selection: 4
Abderraouf Arabi
Multiphase flow
Gas-liquid flow
Gas-liquid-solid flow
Intermittent flow
Metrics
H-Index
i10 Index
Citation
10
10
295
* Rankings
Ranking Based On Selection: 5
Said Gaci
Geophysics
Seismic Prospecting
Signal Processing
Petroleum Economics
Metrics
H-Index
i10 Index
Citation
10
10
520
* Rankings
Ranking Based On Selection: 6
Benaissa Ali
Mechanical
Biomechanics
Finite elements Methode
Fracture
Oil & Gas
Metrics
H-Index
i10 Index
Citation
7
6
223
* Rankings
Ranking Based On Selection: 7
Mohamed Arab
Géosciences
Petroleum system
Stratigraphie Sismique - Séquentielle et Géodynamique
Metrics
H-Index
i10 Index
Citation
7
6
157
* Rankings
Ranking Based On Selection: 8
Brahim Belahcene|B.Belahcene
Energy
Materials Science
Physics
Data Science (AI)
Peer Review
Metrics
H-Index
i10 Index
Citation
7
5
127
* Rankings
Ranking Based On Selection: 9
Hamza Boukhlouf
catalyse
Formation
développement de compétences
pétrochimie
raffinage
Metrics
H-Index
i10 Index
Citation
7
7
384

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* Rankings
Ranking Based On Selection: 11
Amroun Mohamed Nadhir
sciences des matériaux
couches minces
photovoltaïque
simulation numérique
Metrics
H-Index
i10 Index
Citation
6
5
169
* Rankings
Ranking Based On Selection: 12
Gana Mohamed Lamine
microbiologie petroliere
corrosion bacterienne
Metrics
H-Index
i10 Index
Citation
5
5
308
* Rankings
Ranking Based On Selection: 13
Kheira Gharbi
Petroleum and Gas
Flow Assurance
Corrosion
Metrics
H-Index
i10 Index
Citation
5
4
264
* Rankings
Ranking Based On Selection: 14
Imad Eddine Meriche
Renewable Energy and Thermodynamics
Modeling and Simulation Energy Systems
Metrics
H-Index
i10 Index
Citation
5
3
159
* Rankings
Ranking Based On Selection: 15
Athmen Zenati
Chemistry
Polymer
Materials Science and Nanocomposites
Metrics
H-Index
i10 Index
Citation
5
1
43
* Rankings
Ranking Based On Selection: 16
Deghmoum Abdelhakim
Energy
Environment
Physics
Geostatistics
Computer programming and Simulation
Metrics
H-Index
i10 Index
Citation
4
1
57
* Rankings
Ranking Based On Selection: 17
Ghelloudj Elhadj
Materials Sciences
Metallurgy
Metallurgical Engineering
Metrics
H-Index
i10 Index
Citation
4
2
44
* Rankings
Ranking Based On Selection: 18
Fouad Tachi
Control Engineering
Metrics
H-Index
i10 Index
Citation
3
1
45
* Rankings
Ranking Based On Selection: 20
Ahmed Zakaria Seggai
oil and gas
environmental health and safety
Metrics
H-Index
i10 Index
Citation
3
1
26
* Rankings
Ranking Based On Selection: 22
Morad Belharizi
Energy Engineering
Thermal Hydraulics
Heat & Mass Transfer
Turbulence Modelling
CFD
Metrics
H-Index
i10 Index
Citation
3
0
17
* Rankings
Ranking Based On Selection: 23
Mohammed Salim Benmerabet
power electronics
renewable energies
Metrics
H-Index
i10 Index
Citation
3
2
25
* Rankings
Ranking Based On Selection: 24
Abdallah Sokhal
Petrophysics
Reservoir Characterizations and Neural Network Solutions
Metrics
H-Index
i10 Index
Citation
2
1
29
* Rankings
Ranking Based On Selection: 25
Youcef Bouchachi
Geophysics
Geomechanics
Reservoir Geology
Unconventional reservoirs
Metrics
H-Index
i10 Index
Citation
2
0
9
* Rankings
Ranking Based On Selection: 26
Badr Eddine Rahmani
hydrogéologie
Environnement
statistique
chimie
Metrics
H-Index
i10 Index
Citation
2
0
9
* Rankings
Ranking Based On Selection: 29
Abdelkader Larabi
Génie Electrique
automatique
Electronique de puissance
énergie renouvelable
Metrics
H-Index
i10 Index
Citation
1
0
4
* Rankings
Ranking Based On Selection: 30
Omar Belhadj
Energy security
CFD
Sustainable systems
energy efficiency
Metrics
H-Index
i10 Index
Citation
1
0
3
* Rankings
Ranking Based On Selection: 31
Youcef Messaoudi
Energy Conversion and Management
Metrics
H-Index
i10 Index
Citation
1
0
1
* Rankings
Ranking Based On Selection: 32
Mansour Bakhtaoui
Condensed Matter Physics
Turbomachinery
Metrics
H-Index
i10 Index
Citation
1
0
3
Rankings
Ranking Based On Selection: 1
Mohamed Khodja
Metrics
H-Index
i10 Index
Citation Counts
19
27
1,784
Drilling Fluid
EOR
Flow Assurance
Waste Management
Biotechnology
Rankings
Ranking Based On Selection: 2
Omar Bouledroua
Metrics
H-Index
i10 Index
Citation Counts
14
16
572
Rankings
Ranking Based On Selection: 3
Sid Ali Ouadfeul
Metrics
H-Index
i10 Index
Citation Counts
14
26
701
Seismic
Well-logging
Reservoir Characterization
Shale gas
Pattern Recognition
Rankings
Ranking Based On Selection: 4
Abderraouf Arabi
Metrics
H-Index
i10 Index
Citation Counts
10
10
295
Multiphase flow
Gas-liquid flow
Gas-liquid-solid flow
Intermittent flow
Rankings
Ranking Based On Selection: 5
Said Gaci
Metrics
H-Index
i10 Index
Citation Counts
10
10
520
Geophysics
Seismic Prospecting
Signal Processing
Petroleum Economics
Rankings
Ranking Based On Selection: 6
Benaissa Ali
Metrics
H-Index
i10 Index
Citation Counts
7
6
223
Mechanical
Biomechanics
Finite elements Methode
Fracture
Oil & Gas
Rankings
Ranking Based On Selection: 7
Mohamed Arab
Metrics
H-Index
i10 Index
Citation Counts
7
6
157
Géosciences
Petroleum system
Stratigraphie Sismique - Séquentielle et Géodynamique
Rankings
Ranking Based On Selection: 8
Brahim Belahcene|B.Belahcene
Metrics
H-Index
i10 Index
Citation Counts
7
5
127
Energy
Materials Science
Physics
Data Science (AI)
Peer Review
Rankings
Ranking Based On Selection: 9
Hamza Boukhlouf
Metrics
H-Index
i10 Index
Citation Counts
7
7
384
catalyse
Formation
développement de compétences
pétrochimie
raffinage
Rankings
Ranking Based On Selection: 10
Réda Samy Zazoun
Metrics
H-Index
i10 Index
Citation Counts
7
6
313

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Amroun Mohamed Nadhir
Metrics
H-Index
i10 Index
Citation Counts
6
5
169
sciences des matériaux
couches minces
photovoltaïque
simulation numérique
Rankings
Ranking Based On Selection: 12
Gana Mohamed Lamine
Metrics
H-Index
i10 Index
Citation Counts
5
5
308
Rankings
Ranking Based On Selection: 13
Kheira Gharbi
Metrics
H-Index
i10 Index
Citation Counts
5
4
264
Rankings
Ranking Based On Selection: 14
Imad Eddine Meriche
Metrics
H-Index
i10 Index
Citation Counts
5
3
159
Renewable Energy and Thermodynamics
Modeling and Simulation Energy Systems
Rankings
Ranking Based On Selection: 15
Athmen Zenati
Metrics
H-Index
i10 Index
Citation Counts
5
1
43
Chemistry
Polymer
Materials Science and Nanocomposites
Rankings
Ranking Based On Selection: 16
Deghmoum Abdelhakim
Metrics
H-Index
i10 Index
Citation Counts
4
1
57
Energy
Environment
Physics
Geostatistics
Computer programming and Simulation
Rankings
Ranking Based On Selection: 17
Ghelloudj Elhadj
Metrics
H-Index
i10 Index
Citation Counts
4
2
44
Rankings
Ranking Based On Selection: 18
Fouad Tachi
Metrics
H-Index
i10 Index
Citation Counts
3
1
45
Rankings
Ranking Based On Selection: 19
El Bahi Djaalab
Metrics
H-Index
i10 Index
Citation Counts
3
1
30
Rankings
Ranking Based On Selection: 20
Ahmed Zakaria Seggai
Metrics
H-Index
i10 Index
Citation Counts
3
1
26
oil and gas
environmental health and safety
Rankings
Ranking Based On Selection: 21
Amina Benchouk
Metrics
H-Index
i10 Index
Citation Counts
3
1
25
Rankings
Ranking Based On Selection: 22
Morad Belharizi
Metrics
H-Index
i10 Index
Citation Counts
3
0
17
Energy Engineering
Thermal Hydraulics
Heat & Mass Transfer
Turbulence Modelling
CFD
Rankings
Ranking Based On Selection: 23
Mohammed Salim Benmerabet
Metrics
H-Index
i10 Index
Citation Counts
3
2
25
power electronics
renewable energies
Rankings
Ranking Based On Selection: 24
Abdallah Sokhal
Metrics
H-Index
i10 Index
Citation Counts
2
1
29
Petrophysics
Reservoir Characterizations and Neural Network Solutions
Rankings
Ranking Based On Selection: 25
Youcef Bouchachi
Metrics
H-Index
i10 Index
Citation Counts
2
0
9
Geophysics
Geomechanics
Reservoir Geology
Unconventional reservoirs
Rankings
Ranking Based On Selection: 26
Badr Eddine Rahmani
Metrics
H-Index
i10 Index
Citation Counts
2
0
9
hydrogéologie
Environnement
statistique
chimie
Rankings
Ranking Based On Selection: 27
Messaoudi Khalid
Metrics
H-Index
i10 Index
Citation Counts
2
0
9
Rankings
Ranking Based On Selection: 28
Farouk Selmi
Metrics
H-Index
i10 Index
Citation Counts
1
0
6
Rankings
Ranking Based On Selection: 29
Abdelkader Larabi
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Génie Electrique
automatique
Electronique de puissance
énergie renouvelable
Rankings
Ranking Based On Selection: 30
Omar Belhadj
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
Energy security
CFD
Sustainable systems
energy efficiency
Rankings
Ranking Based On Selection: 31
Youcef Messaoudi
Metrics
H-Index
i10 Index
Citation Counts
1
0
1
Energy Conversion and Management
Rankings
Ranking Based On Selection: 32
Mansour Bakhtaoui
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
Condensed Matter Physics
Turbomachinery