Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 307 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: 51
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
430
375
0.872
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* Total Citation Counts Rankings
Ranking Based On Selection: 52
Clinical pharmacy Practic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
423
419
0.991
* Total Citation Counts Rankings
Ranking Based On Selection: 53
FPGA
SoC
IoT
A
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
416
289
0.695
* Total Citation Counts Rankings
Ranking Based On Selection: 54
Carbon based materials
Nanotechnology and Nanomaterials
Semiconductor Nanomaterials
Sola
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
401
399
0.995
* Total Citation Counts Rankings
Ranking Based On Selection: 55
Construction Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
395
383
0.970
* Total Citation Counts Rankings
Ranking Based On Selection: 56
Surface and Molecular imprinting techniques (MIP). - Pharmaceutical Analysis in formulations or biological samples and its val
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
379
304
0.802
* Total Citation Counts Rankings
Ranking Based On Selection: 57
Mathematics and theoretical physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
376
336
0.894
* Total Citation Counts Rankings
Ranking Based On Selection: 58
dental implantology oral surger
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
373
339
0.909
* Total Citation Counts Rankings
Ranking Based On Selection: 59
Microbiology
Molecular Biology
Bioinformatic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
372
336
0.903
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* Total Citation Counts Rankings
Ranking Based On Selection: 60
HBIM & sustainability design basics & bio energ
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
368
282
0.766
* Total Citation Counts Rankings
Ranking Based On Selection: 61
biochemistry
nano fibers
biomedical application
polymer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
366
365
0.997
* Total Citation Counts Rankings
Ranking Based On Selection: 62
Extensive reading
novels and critical thinkin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
341
238
0.698
* Total Citation Counts Rankings
Ranking Based On Selection: 63
Software Engineering
Artifitial Intelligenc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
338
251
0.743
* Total Citation Counts Rankings
Ranking Based On Selection: 64
Entrepreneurship
SMEs
International Business
International Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
332
266
0.801
* Total Citation Counts Rankings
Ranking Based On Selection: 65
Project management
operations management
systems management
decision makin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
329
129
0.392
* Total Citation Counts Rankings
Ranking Based On Selection: 66
Economic development
SMEs
gender studies
FDI
trad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
310
239
0.771
* Total Citation Counts Rankings
Ranking Based On Selection: 67
Endodontic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
297
296
0.997
* Total Citation Counts Rankings
Ranking Based On Selection: 68
HRM
Women empowerment
SMEs
Leadership
Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
297
270
0.909
* Total Citation Counts Rankings
Ranking Based On Selection: 69
Drug Design
Organic chemistry
Carbohydrate chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
287
185
0.645
* Total Citation Counts Rankings
Ranking Based On Selection: 70
Natural Medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
283
265
0.936
* Total Citation Counts Rankings
Ranking Based On Selection: 71
chemical engineering
nanotechnology
waste management
inorganic chemistry
ceramic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
274
222
0.810
* Total Citation Counts Rankings
Ranking Based On Selection: 72
Political Science (International Relations
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
268
151
0.563
* Total Citation Counts Rankings
Ranking Based On Selection: 73
Vehicular Adhoc Network
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
263
19
0.072
* Total Citation Counts Rankings
Ranking Based On Selection: 74
Chemistry
Fuel Cells
Co-electrodeposition
Direct Liquid Fuel Cells
Water Electrolysi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
259
244
0.942
* Total Citation Counts Rankings
Ranking Based On Selection: 75
Marketin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
253
190
0.751
* Total Citation Counts Rankings
Rankings
1,021,633
6,870
51
Ranking Based On Selection: 51
Ziad Khalifa
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
430
375
0.872
* Total Citation Counts Rankings
Rankings
1,028,323
6,934
52
Ranking Based On Selection: 52
Marwa Hamza
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
423
419
0.991
Clinical pharmacy Practic
* Total Citation Counts Rankings
Rankings
1,035,685
7,007
53
Ranking Based On Selection: 53
Ihab Adly
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
416
289
0.695
* Total Citation Counts Rankings
Rankings
1,050,570
7,144
54
Ranking Based On Selection: 54
Ahmed I. Abdel-Salam
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
401
399
0.995
Carbon based materials
Nanotechnology and Nanomaterials
Semiconductor Nanomaterials
Sola
* Total Citation Counts Rankings
Rankings
1,056,818
7,207
55
Ranking Based On Selection: 55
Ahmed Gouda Mohamed
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
395
383
0.970
* Total Citation Counts Rankings
Rankings
1,074,442
7,368
56
Ranking Based On Selection: 56
Hebatallah A Wagdy
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
379
304
0.802
Surface and Molecular imprinting techniques (MIP). - Pharmaceutical Analysis in formulations or biological samples and its val
* Total Citation Counts Rankings
Rankings
1,077,620
7,403
57
Ranking Based On Selection: 57
Reda Tolba
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
376
336
0.894
Mathematics and theoretical physic
* Total Citation Counts Rankings
Rankings
1,080,907
7,438
58
Ranking Based On Selection: 58
Ahmed H. Osman
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
373
339
0.909
dental implantology oral surger
* Total Citation Counts Rankings
Rankings
1,082,071
7,455
59
Ranking Based On Selection: 59
Yomna Hashem
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
372
336
0.903
Microbiology
Molecular Biology
Bioinformatic
* Total Citation Counts Rankings
Rankings
1,086,765
7,500
60
Ranking Based On Selection: 60
Gehan Nagy
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
368
282
0.766
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Powerful Insights + Smart Membership = Institutional Success
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* Total Citation Counts Rankings
Rankings
1,088,648
7,518
61
Ranking Based On Selection: 61
Samar A. Salim
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
366
365
0.997
biochemistry
nano fibers
biomedical application
polymer
* Total Citation Counts Rankings
Rankings
1,119,152
7,831
62
Ranking Based On Selection: 62
Nagwa Soliman
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
341
238
0.698
Extensive reading
novels and critical thinkin
* Total Citation Counts Rankings
Rankings
1,122,908
7,874
63
Ranking Based On Selection: 63
Abeer Hamdy
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
338
251
0.743
Software Engineering
Artifitial Intelligenc
* Total Citation Counts Rankings
Rankings
1,130,498
7,950
64
Ranking Based On Selection: 64
Hadia FakhrElDin
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
332
266
0.801
Entrepreneurship
SMEs
International Business
International Managemen
* Total Citation Counts Rankings
Rankings
1,134,902
8,002
65
Ranking Based On Selection: 65
Maged Morcos
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
329
129
0.392
Project management
operations management
systems management
decision makin
* Total Citation Counts Rankings
Rankings
1,160,219
8,325
66
Ranking Based On Selection: 66
Rania Miniesy
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
310
239
0.771
Economic development
SMEs
gender studies
FDI
trad
* Total Citation Counts Rankings
Rankings
1,178,519
8,549
67
Ranking Based On Selection: 67
Nawar Naguib Nawar|Nawar NN
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
297
296
0.997
* Total Citation Counts Rankings
Rankings
1,178,869
8,559
68
Ranking Based On Selection: 68
safaa shaaban
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
297
270
0.909
HRM
Women empowerment
SMEs
Leadership
Managemen
* Total Citation Counts Rankings
Rankings
1,195,496
8,779
69
Ranking Based On Selection: 69
Amira Khalil
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
287
185
0.645
Drug Design
Organic chemistry
Carbohydrate chemistr
* Total Citation Counts Rankings
Rankings
1,201,439
8,858
70
Ranking Based On Selection: 70
Khaled Nematallah
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
283
265
0.936
* Total Citation Counts Rankings
Rankings
1,216,787
9,057
71
Ranking Based On Selection: 71
Mai Hassan Roushdy
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
274
222
0.810
chemical engineering
nanotechnology
waste management
inorganic chemistry
ceramic
* Total Citation Counts Rankings
Rankings
1,227,615
9,261
72
Ranking Based On Selection: 72
Gamal M. Selim
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
268
151
0.563
Political Science (International Relations
* Total Citation Counts Rankings
Rankings
1,236,869
9,399
73
Ranking Based On Selection: 73
amal elnahas
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
263
19
0.072
* Total Citation Counts Rankings
Rankings
1,242,863
9,503
74
Ranking Based On Selection: 74
Yaser M. Asal
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
259
244
0.942
Chemistry
Fuel Cells
Co-electrodeposition
Direct Liquid Fuel Cells
Water Electrolysi
* Total Citation Counts Rankings
Rankings
1,254,296
9,695
75
Ranking Based On Selection: 75
Madiha Refaat Metawie
British University in Egypt
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
253
190
0.751