Citation Rankings
Highly Cited Researchers
AfricaNatural Sciences / Physics Highly Cited Researchers 3.341 Scientists Citation Rankings - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Counts Rankings
Ranking Based On Selection: 1
Physique des particule
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
389,146
127,869
0.329
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Physics and Astronom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
363,185
173,995
0.479
* Total Citation Counts Rankings
Ranking Based On Selection: 3
High Energy Physics
Big data
Grid Computin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
339,689
132,779
0.391
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Nuclear Physics
Medical Physics
High Energy Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
304,681
126,686
0.416
* Total Citation Counts Rankings
Ranking Based On Selection: 5
High Energy Physics && Nuclear Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
302,107
119,878
0.397
* Total Citation Counts Rankings
Ranking Based On Selection: 6
High Energy Particle Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
300,912
121,983
0.405
* Total Citation Counts Rankings
Ranking Based On Selection: 7
High Energy Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
219,372
96,715
0.441
* Total Citation Counts Rankings
Ranking Based On Selection: 8
High Energy Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
181,783
68,452
0.377
* Total Citation Counts Rankings
Ranking Based On Selection: 9
nuclear Physics
high energy Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
180,657
67,390
0.373
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Experimental High Energy Physics. Detector and Instrumintatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
158,360
50,691
0.320
* Total Citation Counts Rankings
Ranking Based On Selection: 11
HEP
LHC
ATLA
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
152,650
91,940
0.602
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Particle Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
145,861
50,908
0.349
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Particle Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
143,089
60,346
0.422
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Computational Physics and Computer Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
114,439
28,480
0.249
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Physics
Thermal Models
particle Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
89,084
39,716
0.446
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Condensed Matter
Density Functional Theory
Electronic Structur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
83,949
41,569
0.495
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Nuclear Physics
Particle Physics
Diamond Physics
Quantum Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81,902
37,724
0.461
* Total Citation Counts Rankings
Ranking Based On Selection: 18
High Energy physics
Grid Computing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77,287
36,580
0.473
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Space weather
ionosphere
cosmic rays
solar physics
particle physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,403
26,065
0.399
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Astrophysics
Cosmology
Astro-Particle Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
63,279
24,981
0.395
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Particle Physics
High Energy Physics
Nuclear Physics
CMS
CER
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61,938
29,099
0.470
* Total Citation Counts Rankings
Ranking Based On Selection: 22
High Energy Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61,847
54,616
0.883
* Total Citation Counts Rankings
Ranking Based On Selection: 23
gamma-ray astronomy
Cosmic Ray
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,351
16,681
0.345
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Structural Egeneering
EM-DRIVE
Nano-Tech Casimir Reactors
Nonlinear Dynamics-Quantum Physics and Cosmology-Dark Energy-Dete
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,970
8,487
0.177
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Astroparticle Physics
High Energy Astrophysics
Gamma-ray Astronom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,479
20,131
0.424
* Total Citation Counts Rankings
Rankings
94
1
1
Ranking Based On Selection: 1
Abdeslam Hoummada
Université Hassan II de Casablanca
Casablanca, Morocco
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
389,146
127,869
0.329
* Total Citation Counts Rankings
Rankings
125
1
1
Ranking Based On Selection: 2
Ahmed Ali Abdelalim
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
363,185
173,995
0.479
* Total Citation Counts Rankings
Rankings
158
2
1
Ranking Based On Selection: 3
Farida Fassi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
339,689
132,779
0.391
High Energy Physics
Big data
Grid Computin
* Total Citation Counts Rankings
Rankings
233
3
2
Ranking Based On Selection: 4
Rajaâ Cherkaoui El Moursli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
304,681
126,686
0.416
Nuclear Physics
Medical Physics
High Energy Physic
* Total Citation Counts Rankings
Rankings
245
4
1
Ranking Based On Selection: 5
Driss Benchekroun|Driss Benchekroun
Université Hassan II Ain Chock
Casablanca, Morocco
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
302,107
119,878
0.397
* Total Citation Counts Rankings
Rankings
252
1
1
Ranking Based On Selection: 6
Sahal Yacoob
University of Cape Town
Cape Town, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
300,912
121,983
0.405
* Total Citation Counts Rankings
Rankings
724
2
2
Ranking Based On Selection: 7
Shaaban Khalil
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
219,372
96,715
0.441
* Total Citation Counts Rankings
Rankings
1,072
3
1
Ranking Based On Selection: 8
Mohammed Attia Mahmoud
Fayoum University
Faiyum, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
181,783
68,452
0.377
* Total Citation Counts Rankings
Rankings
1,085
4
1
Ranking Based On Selection: 9
Ali Ellithi
Cairo University
Giza, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
180,657
67,390
0.373
* Total Citation Counts Rankings
Rankings
1,386
5
1
Ranking Based On Selection: 10
Yasser Assran
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
158,360
50,691
0.320
Experimental High Energy Physics. Detector and Instrumintatio
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* Total Citation Counts Rankings
Rankings
1,487
5
1
Ranking Based On Selection: 11
Loan Truong
University of Johannesburg
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
152,650
91,940
0.602
* Total Citation Counts Rankings
Rankings
1,642
6
2
Ranking Based On Selection: 12
Sherif Elgammal
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
145,861
50,908
0.349
* Total Citation Counts Rankings
Rankings
1,701
6
2
Ranking Based On Selection: 13
Bruce Mellado
University of the Witwatersrand
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
143,089
60,346
0.422
* Total Citation Counts Rankings
Rankings
2,649
10
2
Ranking Based On Selection: 14
Amr Radi
Ain Shams University
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
114,439
28,480
0.249
Computational Physics and Computer Science
* Total Citation Counts Rankings
Rankings
4,205
10
6
Ranking Based On Selection: 15
Jean Cleymans
University of Cape Town
Cape Town, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
89,084
39,716
0.446
* Total Citation Counts Rankings
Rankings
4,649
11
3
Ranking Based On Selection: 16
Daniel Joubert
University of the Witwatersrand
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
83,949
41,569
0.495
Condensed Matter
Density Functional Theory
Electronic Structur
* Total Citation Counts Rankings
Rankings
4,850
13
2
Ranking Based On Selection: 17
Simon Connell
University of Johannesburg
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81,902
37,724
0.461
Nuclear Physics
Particle Physics
Diamond Physics
Quantum Physic
* Total Citation Counts Rankings
Rankings
5,345
15
4
Ranking Based On Selection: 18
Zeblon Vilakazi
University of the Witwatersrand
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77,287
36,580
0.473
* Total Citation Counts Rankings
Rankings
7,039
14
1
Ranking Based On Selection: 19
Ayman Mahrous
Egypt Japan University of Science & Technology
Alexandria, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,403
26,065
0.399
Space weather
ionosphere
cosmic rays
solar physics
particle physic
* Total Citation Counts Rankings
Rankings
7,428
23
7
Ranking Based On Selection: 20
Sergio Colafrancesco
University of the Witwatersrand
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
63,279
24,981
0.395
Astrophysics
Cosmology
Astro-Particle Physic
* Total Citation Counts Rankings
Rankings
7,694
15
4
Ranking Based On Selection: 21
Shimaa AbuZeid
Ain Shams University
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61,938
29,099
0.470
Particle Physics
High Energy Physics
Nuclear Physics
CMS
CER
* Total Citation Counts Rankings
Rankings
7,715
24
8
Ranking Based On Selection: 22
Joyful Mdhluli
University of the Witwatersrand
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61,847
54,616
0.883
* Total Citation Counts Rankings
Rankings
11,382
33
10
Ranking Based On Selection: 23
Nukri Komin
University of the Witwatersrand
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,351
16,681
0.345
* Total Citation Counts Rankings
Rankings
11,520
21
1
Ranking Based On Selection: 24
MS El Naschie
Alexandria University
Alexandria, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,970
8,487
0.177
Structural Egeneering
EM-DRIVE
Nano-Tech Casimir Reactors
Nonlinear Dynamics-Quantum Physics and Cosmology-Dark Energy-Dete
* Total Citation Counts Rankings
Rankings
11,699
36
3
Ranking Based On Selection: 25
Soebur Razzaque
University of Johannesburg
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,479
20,131
0.424
Astroparticle Physics
High Energy Astrophysics
Gamma-ray Astronom