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" (873,688 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: 2
Djellit Hamou
Géologie
sismologie
sismotectonique
aléas et risques géologiques
Metrics
H-Index
i10 Index
Citation
19
25
1,011
* Rankings
Ranking Based On Selection: 8
Atmane Lamali
Géophysique
Magnétisme structural
planétologie
Impactisme terrestre
Electronique
Metrics
H-Index
i10 Index
Citation
8
6
265
* Rankings
Ranking Based On Selection: 9
Rabah Ikhlef
Astronomy
Atmospheric optics
Solar physics
High angular resolution
Metrics
H-Index
i10 Index
Citation
7
6
139
* Rankings
Ranking Based On Selection: 10
Mouloud Hamidatou
• Probabilistic seismic hazard and risk analysis • Strong ground motion prediction • Performance-based earthquake engineer
Metrics
H-Index
i10 Index
Citation
6
6
117

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* Rankings
Ranking Based On Selection: 28
Youcef Babkar
séismologie
géodynamique
géologie
sismo-tectonique
Metrics
H-Index
i10 Index
Citation
2
0
7
Rankings
Ranking Based On Selection: 1
Abdelhakim Ayadi
Metrics
H-Index
i10 Index
Citation Counts
21
23
1,606
Rankings
Ranking Based On Selection: 2
Djellit Hamou
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,011
Géologie
sismologie
sismotectonique
aléas et risques géologiques
Rankings
Ranking Based On Selection: 3
Farida Ousadou
Metrics
H-Index
i10 Index
Citation Counts
13
16
785
Rankings
Ranking Based On Selection: 4
Mourad Fouka
Metrics
H-Index
i10 Index
Citation Counts
10
10
338
Rankings
Ranking Based On Selection: 5
Issam Abacha
Metrics
H-Index
i10 Index
Citation Counts
9
9
220
Rankings
Ranking Based On Selection: 6
Chafik Aidi
Metrics
H-Index
i10 Index
Citation Counts
9
8
218
Rankings
Ranking Based On Selection: 8
Atmane Lamali
Metrics
H-Index
i10 Index
Citation Counts
8
6
265
Géophysique
Magnétisme structural
planétologie
Impactisme terrestre
Electronique
Rankings
Ranking Based On Selection: 9
Rabah Ikhlef
Metrics
H-Index
i10 Index
Citation Counts
7
6
139
Astronomy
Atmospheric optics
Solar physics
High angular resolution
Rankings
Ranking Based On Selection: 10
Mouloud Hamidatou
Metrics
H-Index
i10 Index
Citation Counts
6
6
117
• Probabilistic seismic hazard and risk analysis • Strong ground motion prediction • Performance-based earthquake engineer

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Rankings
Ranking Based On Selection: 12
Yahia Mohammedi
Metrics
H-Index
i10 Index
Citation Counts
6
4
98
Earthquake geology
Structural geology
Morphotectonics
Rankings
Ranking Based On Selection: 13
Sofiane Gharbi
Metrics
H-Index
i10 Index
Citation Counts
6
4
143
Rankings
Ranking Based On Selection: 14
Redouane Mecheri
Metrics
H-Index
i10 Index
Citation Counts
6
3
134
Rankings
Ranking Based On Selection: 17
Bendjama Hichem
Metrics
H-Index
i10 Index
Citation Counts
5
3
78
Physique
Sismologie
modélisation numérique
Rankings
Ranking Based On Selection: 18
Abdelouahab Issaadi
Metrics
H-Index
i10 Index
Citation Counts
5
2
70
Rankings
Ranking Based On Selection: 20
Rankings
Ranking Based On Selection: 21
Azouaou Alili
Metrics
H-Index
i10 Index
Citation Counts
4
2
85
Rankings
Ranking Based On Selection: 23
Khaled Roubeche
Metrics
H-Index
i10 Index
Citation Counts
3
1
27
Rankings
Ranking Based On Selection: 24
Fatma Anad
Metrics
H-Index
i10 Index
Citation Counts
2
2
31
Géophysique
géomagnétisme
ionosphère
space weather
Rankings
Ranking Based On Selection: 25
Amar Bellik
Metrics
H-Index
i10 Index
Citation Counts
2
1
84
Rankings
Ranking Based On Selection: 27
Ahmed Seddik Kasdi
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Rankings
Ranking Based On Selection: 28
Youcef Babkar
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
séismologie
géodynamique
géologie
sismo-tectonique