Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 3.432 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: 26
Bioenergy
Bioenvironmnetal Engineering
Bioprocess Engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,836
3,176
0.465
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* Total Citation Counts Rankings
Ranking Based On Selection: 27
Climate variability and change
extreme weather events
spatial statistic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,746
4,693
0.696
* Total Citation Counts Rankings
Ranking Based On Selection: 28
Organic Synthesis
Medicinal Chemistry
Photochemistry
Antimicrobial
antitumo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,401
2,461
0.384
* Total Citation Counts Rankings
Ranking Based On Selection: 29
Microbiology
Immunology
Infectious diseases
Health Care associated infections..
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,315
6,006
0.951
* Total Citation Counts Rankings
Ranking Based On Selection: 30
Construction Management
Artificial Intelligenc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,010
2,726
0.454
* Total Citation Counts Rankings
Ranking Based On Selection: 31
Endourology
Laser
Laparoscopy
Extracorporeal Shock waves Lithotrips
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,949
2,079
0.349
* Total Citation Counts Rankings
Ranking Based On Selection: 32
Colorectal Surgery
Colorectal Cancer
Benign Coloproctology
Pelvic Floor Disorders
Hernia Surger
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,948
5,579
0.938
* Total Citation Counts Rankings
Ranking Based On Selection: 33
Theory of Difference Equations - Differential Equations - Mathematical Modelling - Graph Theor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,851
2,411
0.412
* Total Citation Counts Rankings
Ranking Based On Selection: 34
Intelligent Information Systems
Mobile Agents&networks
E-Learning
Big Dat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,672
3,485
0.614
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* Total Citation Counts Rankings
Ranking Based On Selection: 35
Soft Computing
Pattern Recognition
Image Processin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,420
1,934
0.357
* Total Citation Counts Rankings
Ranking Based On Selection: 36
Soil Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,411
4,262
0.788
* Total Citation Counts Rankings
Ranking Based On Selection: 37
Organic Synthesi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,350
2,483
0.464
* Total Citation Counts Rankings
Ranking Based On Selection: 38
Computer Vision
Machine Learning & Pattern Recognition
and Artificial Intelligence
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,320
3,794
0.713
* Total Citation Counts Rankings
Ranking Based On Selection: 39
Uroradiology
interventional urogenital radiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,309
1,706
0.321
* Total Citation Counts Rankings
Ranking Based On Selection: 40
Synthesis
Molecular Modeling
Antitumors
CNS active drugs
DHFR inhibitor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,203
1,805
0.347
* Total Citation Counts Rankings
Ranking Based On Selection: 41
Thermodynamics and solution Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,179
2,486
0.480
* Total Citation Counts Rankings
Ranking Based On Selection: 42
Synthetic Chemistry
Spectroscopy
Quantum Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,171
2,183
0.422
* Total Citation Counts Rankings
Ranking Based On Selection: 43
Nonlinear dynamical system
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,029
1,050
0.209
* Total Citation Counts Rankings
Ranking Based On Selection: 44
Medicinal and Pharmaceutical Chemistry
Organic Synthesis
Molecular modeling
X-ray crystallography
Genetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,017
3,362
0.670
* Total Citation Counts Rankings
Ranking Based On Selection: 45
Organic Chemistry (Bioorganic Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,947
2,276
0.460
* Total Citation Counts Rankings
Ranking Based On Selection: 46
Agronomy
Crop stress physiology
Plant biology
Molecular regulation
Seed metabolis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,919
4,648
0.945
* Total Citation Counts Rankings
Ranking Based On Selection: 47
surgery
laparoscopy
trauma&emergency surger
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,911
3,199
0.651
* Total Citation Counts Rankings
Ranking Based On Selection: 48
Computer Aided Diagnostics
Signal and Image Analysis
Bioimaging
Machine and Deep Learnin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,733
2,300
0.486
* Total Citation Counts Rankings
Ranking Based On Selection: 49
Experemental solid state physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,681
3,143
0.671
* Total Citation Counts Rankings
Ranking Based On Selection: 50
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,677
650
0.139
* Total Citation Counts Rankings
Rankings
159,488
274
26
Ranking Based On Selection: 26
Hamed El Mashad
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,836
3,176
0.465
Bioenergy
Bioenvironmnetal Engineering
Bioprocess Engineerin
* Total Citation Counts Rankings
Rankings
161,739
283
27
Ranking Based On Selection: 27
Ahmed Kenawy
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,746
4,693
0.696
Climate variability and change
extreme weather events
spatial statistic
* Total Citation Counts Rankings
Rankings
170,784
308
28
Ranking Based On Selection: 28
Samir Bondock
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,401
2,461
0.384
Organic Synthesis
Medicinal Chemistry
Photochemistry
Antimicrobial
antitumo
* Total Citation Counts Rankings
Rankings
173,062
313
29
Ranking Based On Selection: 29
Waleed Eldars
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,315
6,006
0.951
Microbiology
Immunology
Infectious diseases
Health Care associated infections..
* Total Citation Counts Rankings
Rankings
181,995
335
30
Ranking Based On Selection: 30
Emad Elbeltagi
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,010
2,726
0.454
Construction Management
Artificial Intelligenc
* Total Citation Counts Rankings
Rankings
183,866
338
31
Ranking Based On Selection: 31
Ahmed R El Nahas
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,949
2,079
0.349
Endourology
Laser
Laparoscopy
Extracorporeal Shock waves Lithotrips
* Total Citation Counts Rankings
Rankings
183,878
339
32
Ranking Based On Selection: 32
Mostafa Shalaby
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,948
5,579
0.938
Colorectal Surgery
Colorectal Cancer
Benign Coloproctology
Pelvic Floor Disorders
Hernia Surger
* Total Citation Counts Rankings
Rankings
186,921
349
33
Ranking Based On Selection: 33
EM Elsayed
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,851
2,411
0.412
Theory of Difference Equations - Differential Equations - Mathematical Modelling - Graph Theor
* Total Citation Counts Rankings
Rankings
192,678
363
34
Ranking Based On Selection: 34
Alaa El Din Mohamed Riad
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,672
3,485
0.614
Intelligent Information Systems
Mobile Agents&networks
E-Learning
Big Dat
* Total Citation Counts Rankings
Rankings
201,500
384
35
Ranking Based On Selection: 35
El Bakry Hazem
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,420
1,934
0.357
Soft Computing
Pattern Recognition
Image Processin
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
* Total Citation Counts Rankings
Rankings
201,768
386
36
Ranking Based On Selection: 36
Ahmed Mosa
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,411
4,262
0.788
* Total Citation Counts Rankings
Rankings
204,040
393
37
Ranking Based On Selection: 37
Ahmed Fadda
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,350
2,483
0.464
* Total Citation Counts Rankings
Rankings
205,102
400
38
Ranking Based On Selection: 38
Mohammed Elmogy
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,320
3,794
0.713
Computer Vision
Machine Learning & Pattern Recognition
and Artificial Intelligence
* Total Citation Counts Rankings
Rankings
205,532
402
39
Ranking Based On Selection: 39
Tarek A El-Diasty
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,309
1,706
0.321
Uroradiology
interventional urogenital radiolog
* Total Citation Counts Rankings
Rankings
209,574
418
40
Ranking Based On Selection: 40
Hussein I El Subbagh
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,203
1,805
0.347
Synthesis
Molecular Modeling
Antitumors
CNS active drugs
DHFR inhibitor
* Total Citation Counts Rankings
Rankings
210,539
425
41
Ranking Based On Selection: 41
Esam A Gomaa
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,179
2,486
0.480
Thermodynamics and solution Chemistr
* Total Citation Counts Rankings
Rankings
210,850
427
42
Ranking Based On Selection: 42
Ali El Emam
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,171
2,183
0.422
Synthetic Chemistry
Spectroscopy
Quantum Chemistr
* Total Citation Counts Rankings
Rankings
216,700
439
43
Ranking Based On Selection: 43
HN Agiza
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,029
1,050
0.209
* Total Citation Counts Rankings
Rankings
217,181
441
44
Ranking Based On Selection: 44
Hazem A Ghabbour
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,017
3,362
0.670
Medicinal and Pharmaceutical Chemistry
Organic Synthesis
Molecular modeling
X-ray crystallography
Genetic
* Total Citation Counts Rankings
Rankings
220,028
450
45
Ranking Based On Selection: 45
Mohamed Ahmed Ismail Abou El Enan
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,947
2,276
0.460
Organic Chemistry (Bioorganic Chemistry
* Total Citation Counts Rankings
Rankings
221,211
452
46
Ranking Based On Selection: 46
Mohamed S Sheteiwy
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,919
4,648
0.945
Agronomy
Crop stress physiology
Plant biology
Molecular regulation
Seed metabolis
* Total Citation Counts Rankings
Rankings
221,572
453
47
Ranking Based On Selection: 47
Wagih Mommtaz Ghnnam
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,911
3,199
0.651
surgery
laparoscopy
trauma&emergency surger
* Total Citation Counts Rankings
Rankings
229,368
478
48
Ranking Based On Selection: 48
Ahmed Elnakib
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,733
2,300
0.486
Computer Aided Diagnostics
Signal and Image Analysis
Bioimaging
Machine and Deep Learnin
* Total Citation Counts Rankings
Rankings
231,752
492
49
Ranking Based On Selection: 49
El Metwally Mahmoud Abdelrazek
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,681
3,143
0.671
* Total Citation Counts Rankings
Rankings
231,958
494
50
Ranking Based On Selection: 50
Mahmoud El Baz
Mansoura University
Mansoura, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,677
650
0.139