Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 157 Scientists Citation Rankings (Sort by last 6 years Citation Index) - 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.
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 1
Animal Breeding
Poultry Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,720
7,133
0.818
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 2
Production and breeding of forage crops. Plant breeding. Advanced plant breeding. Quantitative genetics. Cytogenetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,759
2,894
0.770
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 3
Food Science and Technology
Food Processing and Ingredients
Food Engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,824
2,620
0.928
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 4
Cancer Research
Clinical Oncology
Global Oncolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,155
1,115
0.965
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 5
Niosomes
Targeted Delivery
Nanotechnology
MRSA
MS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,567
822
0.525
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 6
patholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,243
803
0.646
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 7
Pharmacy Education
Clinical Pharmacy & Pharmacoepidemiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,414
707
0.500
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 8
Textile Biomaterials
Fabrication of Nanostructured
Functional Nanomaterials
Biomedical Applications
Environmental Pollutant
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
847
604
0.713
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 9
Internal medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
504
499
0.990
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 10
Obstetrics & Gynecolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,251
487
0.389
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 11
Medicinal chemistry
Computational chemsitry
Computer aided drug desig
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
466
464
0.996
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 12
Macroeconomics
Applied Economics
Environmental and Energy Economics
Development Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
439
427
0.973
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 13
Artificial Intelligence
Internet of Things
Wireless Network
Intelligent Tecnologie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
396
392
0.990
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 14
Intelligent Signal and Imagin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
433
374
0.864
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 15
Biomedical sciences
Biochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
326
284
0.871
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 16
Knowledge Management
Information technology
Information System
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
307
276
0.899
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 17
Forest Ecology and Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
319
268
0.840
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 18
Textile Engineering
Nano technology
LbL Depositio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
317
255
0.804
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 19
pharmacognosy/phytochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
577
251
0.435
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 20
Water resources
climate change
agricultur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
350
248
0.709
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 21
Protein Formulatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
579
259
0.447
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 22
Cancer Research
Molecular Biology
Molecular Genetics
Medical Biochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
649
238
0.367
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 23
Medical Microbiology
Mycetom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
255
222
0.871
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 24
Avian Physiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
496
219
0.442
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 25
Urology and Transplantation and medical educatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
402
200
0.498
* Last 6 Years Citation Counts Rankings
Rankings
56,780
3
1
Ranking Based On Selection: 1
Khalid Mohammed Elamin
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,720
7,133
0.818
Animal Breeding
Poultry Scienc
* Last 6 Years Citation Counts Rankings
Rankings
175,386
11
2
Ranking Based On Selection: 2
Abu Elhasan S. Ibrahim
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,759
2,894
0.770
Production and breeding of forage crops. Plant breeding. Advanced plant breeding. Quantitative genetics. Cytogenetics
* Last 6 Years Citation Counts Rankings
Rankings
195,197
12
3
Ranking Based On Selection: 3
Azhari Siddeeg|Azhari Siddeeg Abdelwahab Ahmed
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,824
2,620
0.928
Food Science and Technology
Food Processing and Ingredients
Food Engineerin
* Last 6 Years Citation Counts Rankings
Rankings
432,528
33
4
Ranking Based On Selection: 4
Moawia Mohammed Ali Elhassan
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,155
1,115
0.965
Cancer Research
Clinical Oncology
Global Oncolog
* Last 6 Years Citation Counts Rankings
Rankings
539,726
46
5
Ranking Based On Selection: 5
Ayman Waddad
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,567
822
0.525
Niosomes
Targeted Delivery
Nanotechnology
MRSA
MS
* Last 6 Years Citation Counts Rankings
Rankings
547,452
47
6
Ranking Based On Selection: 6
Ahmed A.Mohamedani
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,243
803
0.646
* Last 6 Years Citation Counts Rankings
Rankings
594,925
56
7
Ranking Based On Selection: 7
Mirghani Yousif
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,414
707
0.500
Pharmacy Education
Clinical Pharmacy & Pharmacoepidemiolog
* Last 6 Years Citation Counts Rankings
Rankings
654,146
74
8
Ranking Based On Selection: 8
Mohammed Awad Abedalwafa|Mohammed Abedalwafa
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
847
604
0.713
Textile Biomaterials
Fabrication of Nanostructured
Functional Nanomaterials
Biomedical Applications
Environmental Pollutant
* Last 6 Years Citation Counts Rankings
Rankings
728,980
97
9
Ranking Based On Selection: 9
Ahmed Abdalazim Dafallah Albashir
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
504
499
0.990
* Last 6 Years Citation Counts Rankings
Rankings
739,838
101
10
Ranking Based On Selection: 10
Elhassan Mohamed Elhassan Ishag
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,251
487
0.389
Obstetrics & Gynecolog
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Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis
* Last 6 Years Citation Counts Rankings
Rankings
759,528
113
11
Ranking Based On Selection: 11
Abdulrahim A. Alzain
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
466
464
0.996
Medicinal chemistry
Computational chemsitry
Computer aided drug desig
* Last 6 Years Citation Counts Rankings
Rankings
795,208
132
12
Ranking Based On Selection: 12
Khalid Eltayeb Elfaki
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
439
427
0.973
Macroeconomics
Applied Economics
Environmental and Energy Economics
Development Economics
* Last 6 Years Citation Counts Rankings
Rankings
832,349
145
13
Ranking Based On Selection: 13
Zeinab E.Ahmed
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
396
392
0.990
Artificial Intelligence
Internet of Things
Wireless Network
Intelligent Tecnologie
* Last 6 Years Citation Counts Rankings
Rankings
852,925
156
14
Ranking Based On Selection: 14
Altahir Abdalla
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
433
374
0.864
Intelligent Signal and Imagin
* Last 6 Years Citation Counts Rankings
Rankings
979,320
210
15
Ranking Based On Selection: 15
Nagmeldin A Omer
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
326
284
0.871
Biomedical sciences
Biochemistr
* Last 6 Years Citation Counts Rankings
Rankings
992,881
213
16
Ranking Based On Selection: 16
Arif Abdelwhab Ali
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
307
276
0.899
Knowledge Management
Information technology
Information System
* Last 6 Years Citation Counts Rankings
Rankings
1,008,729
221
17
Ranking Based On Selection: 17
Elmugheira Mockarram Ibrahim Mohammed
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
319
268
0.840
* Last 6 Years Citation Counts Rankings
Rankings
1,032,674
236
19
Ranking Based On Selection: 18
Mahmoud Hassan Mhd.Ali Shibraen|Mahmoud Hassan MHD.Ali Shibraen
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
317
255
0.804
Textile Engineering
Nano technology
LbL Depositio
* Last 6 Years Citation Counts Rankings
Rankings
1,039,497
242
20
Ranking Based On Selection: 19
Elhade Mohammed Mohammed Ahmed Ali
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
577
251
0.435
pharmacognosy/phytochemistr
* Last 6 Years Citation Counts Rankings
Rankings
1,043,755
242
20
Ranking Based On Selection: 20
Shamseddin Ahmed
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
350
248
0.709
Water resources
climate change
agricultur
* Last 6 Years Citation Counts Rankings
Rankings
1,024,419
228
18
Ranking Based On Selection: 21
Amani Elsayed
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
579
259
0.447
* Last 6 Years Citation Counts Rankings
Rankings
1,062,699
249
22
Ranking Based On Selection: 22
Areeg Faggad
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
649
238
0.367
Cancer Research
Molecular Biology
Molecular Genetics
Medical Biochemistr
* Last 6 Years Citation Counts Rankings
Rankings
1,099,327
272
23
Ranking Based On Selection: 23
Elhadi Abdalla Ahmed
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
255
222
0.871
Medical Microbiology
Mycetom
* Last 6 Years Citation Counts Rankings
Rankings
1,102,919
272
24
Ranking Based On Selection: 24
Hind AA Elagib
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
496
219
0.442
* Last 6 Years Citation Counts Rankings
Rankings
1,148,334
291
25
Ranking Based On Selection: 25
Mohammed Elimam Mohammed Ahmed
Gezira University
Wad Medani, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
402
200
0.498
Urology and Transplantation and medical educatio