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Citiation Rankings
Highly Cited Researchers

COMESA Scientists Citation Rankings 2024

Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)

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Total 40.572 scientist, 1 country, 0 institution
Ahmed Ali Abdelalim
Ahmed Ali Abdelalim i
Zewail City of Science and Technology
Zewail City of Science and Technology
Egypt
Natural Sciences / Physics
Physics and Astronomy
Citation Rankings
University / Institution:
# 1
Country:
# 1
Region:
# 2
World:
# 140
Citation
Total:
327,070
Last 6 Year:
166,215
Last 6 Year/Total:
0.508
i10 Index
Total:
1,161
Last 6 Year:
1,037
Last 6 Year/Total:
0.893
H-Index
Total:
243
Last 6 Year:
162
Last 6 Year/Total:
0.667
Shaaban Khalil
Shaaban Khalil i
Zewail City of Science and Technology
Zewail City of Science and Technology
Egypt
Natural Sciences / Physics
High Energy Physics
Citation Rankings
University / Institution:
# 2
Country:
# 2
Region:
# 7
World:
# 761
Citation
Total:
197,286
Last 6 Year:
97,225
Last 6 Year/Total:
0.493
i10 Index
Total:
939
Last 6 Year:
781
Last 6 Year/Total:
0.832
H-Index
Total:
194
Last 6 Year:
137
Last 6 Year/Total:
0.706
Ali Ellithi
Ali Ellithi i
Cairo University
Cairo University
Egypt
Natural Sciences / Physics
nuclear Physics
high energy Physics
Citation Rankings
University / Institution:
# 1
Country:
# 3
Region:
# 10
World:
# 1,036
Citation
Total:
170,363
Last 6 Year:
76,541
Last 6 Year/Total:
0.449
i10 Index
Total:
597
Last 6 Year:
543
Last 6 Year/Total:
0.910
H-Index
Total:
184
Last 6 Year:
126
Last 6 Year/Total:
0.685
Mohammed Attia Mahmoud
Mohammed Attia Mahmoud i
Fayoum University
Fayoum University
Egypt
Natural Sciences / Physics
High Energy Physics
Citation Rankings
University / Institution:
# 1
Country:
# 4
Region:
# 11
World:
# 1,114
Citation
Total:
164,083
Last 6 Year:
66,727
Last 6 Year/Total:
0.407
i10 Index
Total:
601
Last 6 Year:
536
Last 6 Year/Total:
0.892
H-Index
Total:
168
Last 6 Year:
111
Last 6 Year/Total:
0.661
Yasser Assran
Yasser Assran i
British University in Egypt
British University in Egypt
Egypt
Natural Sciences / Physics
Experimental High Energy Physics. Detector and Instrumintation
Citation Rankings
University / Institution:
# 1
Country:
# 5
Region:
# 13
World:
# 1,416
Citation
Total:
145,123
Last 6 Year:
51,947
Last 6 Year/Total:
0.358
i10 Index
Total:
636
Last 6 Year:
532
Last 6 Year/Total:
0.836
H-Index
Total:
193
Last 6 Year:
108
Last 6 Year/Total:
0.560
Sherif Elgammal
Sherif Elgammal i
British University in Egypt
British University in Egypt
Egypt
Natural Sciences / Physics
Particle Physics
Citation Rankings
University / Institution:
# 2
Country:
# 6
Region:
# 16
World:
# 1,680
Citation
Total:
133,086
Last 6 Year:
51,007
Last 6 Year/Total:
0.383
i10 Index
Total:
555
Last 6 Year:
461
Last 6 Year/Total:
0.831
H-Index
Total:
173
Last 6 Year:
102
Last 6 Year/Total:
0.590
Elsayed Z Soliman
Elsayed Z Soliman i
American University in Cairo
American University in Cairo
Egypt
Medical and Health Sciences / Cardiology
Electrocardiography
Atrial fibrillation
Preventive cardiology
Cardiovascular epidemiology
Global health
Citation Rankings
University / Institution:
# 1
Country:
# 7
Region:
# 17
World:
# 1,774
Citation
Total:
129,316
Last 6 Year:
56,544
Last 6 Year/Total:
0.437
i10 Index
Total:
494
Last 6 Year:
449
Last 6 Year/Total:
0.909
H-Index
Total:
97
Last 6 Year:
77
Last 6 Year/Total:
0.794
Maysaa El Sayed Zaki
Maysaa El Sayed Zaki i
Mansoura University
Mansoura University
Egypt
Medical and Health Sciences / Medical Microbiology
clinical microbiology
Citation Rankings
University / Institution:
# 1
Country:
# 8
Region:
# 21
World:
# 1,964
Citation
Total:
122,514
Last 6 Year:
99,306
Last 6 Year/Total:
0.811
i10 Index
Total:
150
Last 6 Year:
123
Last 6 Year/Total:
0.820
H-Index
Total:
74
Last 6 Year:
73
Last 6 Year/Total:
0.986
Amr Radi
Amr Radi i
Ain Shams University
Ain Shams University
Egypt
Natural Sciences / Physics
Computational Physics and Computer Sciences
Citation Rankings
University / Institution:
# 1
Country:
# 9
Region:
# 24
World:
# 2,529
Citation
Total:
107,227
Last 6 Year:
31,992
Last 6 Year/Total:
0.298
i10 Index
Total:
256
Last 6 Year:
206
Last 6 Year/Total:
0.805
H-Index
Total:
139
Last 6 Year:
76
Last 6 Year/Total:
0.547
Abdallah Samy
Abdallah Samy i
Ain Shams University
Ain Shams University
Egypt
Natural Sciences / Biological Science
Public Health
Global health
Disease modelling
Climate Changes and disease dynamics
Citation Rankings
University / Institution:
# 2
Country:
# 10
Region:
# 26
World:
# 2,656
Citation
Total:
104,827
Last 6 Year:
99,438
Last 6 Year/Total:
0.949
i10 Index
Total:
132
Last 6 Year:
122
Last 6 Year/Total:
0.924
H-Index
Total:
80
Last 6 Year:
79
Last 6 Year/Total:
0.988
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Peter N. Keiyoro
Peter N. Keiyoro i
University of Nairobi
University of Nairobi
Kenya
Social Sciences / Open and Distance Education
Open
distance and elearning
Global Burden of Diseases
Ecology and environmental conservatin
Citation Rankings
University / Institution:
# 1
Country:
# 1
Region:
# 30
World:
# 3,306
Citation
Total:
94,017
Last 6 Year:
82,359
Last 6 Year/Total:
0.876
i10 Index
Total:
51
Last 6 Year:
49
Last 6 Year/Total:
0.961
H-Index
Total:
41
Last 6 Year:
40
Last 6 Year/Total:
0.976
Kindt, Roeland
Kindt, Roeland
World Agroforestry (ICRAF)
World Agroforestry (ICRAF)
Kenya
Agriculture & Forestry / Agriculture
agroforestry
ecology
biogeography
biodiversity
climate change
Citation Rankings
University / Institution:
# 1
Country:
# 2
Region:
# 32
World:
# 4,186
Citation
Total:
82,136
Last 6 Year:
55,906
Last 6 Year/Total:
0.681
i10 Index
Total:
328
Last 6 Year:
227
Last 6 Year/Total:
0.692
H-Index
Total:
67
Last 6 Year:
51
Last 6 Year/Total:
0.761
Josephine Ngunjiri
Josephine Ngunjiri i
University of Embu
University of Embu
Kenya
Medical and Health Sciences / Parasitology
Parasitology
Global burden of diseases
Neglected parasitic diseases in Tropics
Citation Rankings
University / Institution:
# 1
Country:
# 3
Region:
# 38
World:
# 5,082
Citation
Total:
73,863
Last 6 Year:
70,072
Last 6 Year/Total:
0.949
i10 Index
Total:
42
Last 6 Year:
41
Last 6 Year/Total:
0.976
H-Index
Total:
37
Last 6 Year:
37
Last 6 Year/Total:
1.000
Robert W Snow
Robert W Snow
Kenya Medical Research Institute
Kenya Medical Research Institute
Kenya
Others
Malaria
Africa
Citation Rankings
University / Institution:
# 1
Country:
# 4
Region:
# 42
World:
# 5,774
Citation
Total:
68,138
Last 6 Year:
15,779
Last 6 Year/Total:
0.232
i10 Index
Total:
432
Last 6 Year:
313
Last 6 Year/Total:
0.725
H-Index
Total:
138
Last 6 Year:
64
Last 6 Year/Total:
0.464
Nahla Anber
Nahla Anber i
Mansoura University
Mansoura University
Egypt
Medical and Health Sciences / Medical Biochemistry
Clinical Biochemistry
Citation Rankings
University / Institution:
# 2
Country:
# 11
Region:
# 52
World:
# 7,137
Citation
Total:
59,848
Last 6 Year:
56,189
Last 6 Year/Total:
0.939
i10 Index
Total:
42
Last 6 Year:
42
Last 6 Year/Total:
1.000
H-Index
Total:
32
Last 6 Year:
30
Last 6 Year/Total:
0.938
Ababi Giref
Ababi Giref i
Addis Ababa University
Addis Ababa University
Ethiopia
Medical and Health Sciences / Epidemiology and Public Health
Epidemiological research and outcome measurement
Citation Rankings
University / Institution:
# 1
Country:
# 1
Region:
# 54
World:
# 7,378
Citation
Total:
58,506
Last 6 Year:
48,622
Last 6 Year/Total:
0.831
i10 Index
Total:
22
Last 6 Year:
22
Last 6 Year/Total:
1.000
H-Index
Total:
21
Last 6 Year:
21
Last 6 Year/Total:
1.000
Shimaa AbuZeid
Shimaa AbuZeid i
Ain Shams University
Ain Shams University
Egypt
Natural Sciences / Physics
Particle Physics
High Energy Physics
Nuclear Physics
CMS
CERN
Citation Rankings
University / Institution:
# 3
Country:
# 12
Region:
# 56
World:
# 7,513
Citation
Total:
57,819
Last 6 Year:
35,483
Last 6 Year/Total:
0.614
i10 Index
Total:
292
Last 6 Year:
280
Last 6 Year/Total:
0.959
H-Index
Total:
133
Last 6 Year:
100
Last 6 Year/Total:
0.752
ايمان مصطفي محمد جفلان
ايمان مصطفي محمد جفلان
Assiut University
Assiut University
Egypt
Others
المكتبات والوثائق والمعلومات
Citation Rankings
University / Institution:
# 1
Country:
# 13
Region:
# 57
World:
# 7,583
Citation
Total:
57,476
Last 6 Year:
36,387
Last 6 Year/Total:
0.633
i10 Index
Total:
171
Last 6 Year:
149
Last 6 Year/Total:
0.871
H-Index
Total:
76
Last 6 Year:
72
Last 6 Year/Total:
0.947
Ayman Mahrous
Ayman Mahrous i
Egypt Japan University of Science & Technology
Egypt Japan University of Science & Technology
Egypt
Natural Sciences / Physics
Space weather
ionosphere
cosmic rays
solar physics
particle physics
Citation Rankings
University / Institution:
# 1
Country:
# 14
Region:
# 58
World:
# 7,631
Citation
Total:
57,272
Last 6 Year:
26,820
Last 6 Year/Total:
0.468
i10 Index
Total:
177
Last 6 Year:
151
Last 6 Year/Total:
0.853
H-Index
Total:
94
Last 6 Year:
70
Last 6 Year/Total:
0.745
Manasi Kumar
Manasi Kumar i
University of Nairobi
University of Nairobi
Kenya
Medical and Health Sciences / Psychiatry
Global Mental Health
Health Services Research
Health Disparities
Child & Adolescent MH
Citation Rankings
University / Institution:
# 2
Country:
# 5
Region:
# 60
World:
# 7,859
Citation
Total:
56,168
Last 6 Year:
53,372
Last 6 Year/Total:
0.950
i10 Index
Total:
133
Last 6 Year:
117
Last 6 Year/Total:
0.880
H-Index
Total:
51
Last 6 Year:
48
Last 6 Year/Total:
0.941
Mekonnen Sisay
Mekonnen Sisay i
Haramaya University
Haramaya University
Ethiopia
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Nutrition and Non-communicable diseases
Citation Rankings
University / Institution:
# 1
Country:
# 2
Region:
# 63
World:
# 8,779
Citation
Total:
52,654
Last 6 Year:
47,643
Last 6 Year/Total:
0.905
i10 Index
Total:
54
Last 6 Year:
53
Last 6 Year/Total:
0.981
H-Index
Total:
35
Last 6 Year:
35
Last 6 Year/Total:
1.000
Ashraf Nabhan
Ashraf Nabhan i
Ain Shams University
Ain Shams University
Egypt
Medical and Health Sciences / Obstetrics and Gynecology
High risk pregnancy
Assisted Reproductive Techniques
Evidence Based Health Care
Citation Rankings
University / Institution:
# 4
Country:
# 15
Region:
# 64
World:
# 9,155
Citation
Total:
51,234
Last 6 Year:
46,610
Last 6 Year/Total:
0.910
i10 Index
Total:
59
Last 6 Year:
53
Last 6 Year/Total:
0.898
H-Index
Total:
40
Last 6 Year:
35
Last 6 Year/Total:
0.875
Tesfaye Kassa
Tesfaye Kassa i
Jimma University
Jimma University
Ethiopia
Medical and Health Sciences / Infectious Diseases
AMR
Bacteriophage therapy
Infectious diseases
Citation Rankings
University / Institution:
# 1
Country:
# 3
Region:
# 65
World:
# 9,252
Citation
Total:
50,889
Last 6 Year:
48,468
Last 6 Year/Total:
0.952
i10 Index
Total:
46
Last 6 Year:
46
Last 6 Year/Total:
1.000
H-Index
Total:
35
Last 6 Year:
30
Last 6 Year/Total:
0.857
Belete Biadgo Mesfine
Belete Biadgo Mesfine i
University of Gondar
University of Gondar
Ethiopia
Others
Non-communicable Diseases
Citation Rankings
University / Institution:
# 1
Country:
# 4
Region:
# 66
World:
# 9,552
Citation
Total:
49,861
Last 6 Year:
47,603
Last 6 Year/Total:
0.955
i10 Index
Total:
51
Last 6 Year:
51
Last 6 Year/Total:
1.000
H-Index
Total:
33
Last 6 Year:
31
Last 6 Year/Total:
0.939
Philip Thornton
Philip Thornton
International Livestock Research Institute (ILRI)
International Livestock Research Institute (ILRI)
Kenya
Agriculture & Forestry / Agriculture
agriculture
Citation Rankings
University / Institution:
# 1
Country:
# 6
Region:
# 67
World:
# 9,741
Citation
Total:
49,319
Last 6 Year:
27,015
Last 6 Year/Total:
0.548
i10 Index
Total:
302
Last 6 Year:
211
Last 6 Year/Total:
0.699
H-Index
Total:
108
Last 6 Year:
81
Last 6 Year/Total:
0.750
# AD Scientific Index - COMESA World Citation Ranking - 2024 CITATION H INDEX i10 INDEX
COMESA University Country Region World Name Country University / Institution Subject Total Last 6 Year Last 6 year/total Total Last 6 year Last 6 year/total Total Last 6 year Last 6 year/total
1 1 1 2 140
Ahmed Ali AbdelalimAhmed Ali Abdelalim i
Egypt Egypt Zewail City of Science and Technology Zewail City of Science and Technology Natural Sciences / Physics

Physics and Astronomy |

327,070 166,215 0.508 243 162 0.667 1,161 1,037 0.893
2 2 2 7 761
Shaaban KhalilShaaban Khalil i
Egypt Egypt Zewail City of Science and Technology Zewail City of Science and Technology Natural Sciences / Physics

High Energy Physics |

197,286 97,225 0.493 194 137 0.706 939 781 0.832
3 1 3 10 1,036
Ali EllithiAli Ellithi i
Egypt Egypt Cairo University Cairo University Natural Sciences / Physics

nuclear Physics | high energy Physics |

170,363 76,541 0.449 184 126 0.685 597 543 0.910
4 1 4 11 1,114
Mohammed Attia MahmoudMohammed Attia Mahmoud i
Egypt Egypt Fayoum University Fayoum University Natural Sciences / Physics

High Energy Physics |

164,083 66,727 0.407 168 111 0.661 601 536 0.892
5 1 5 13 1,416
Yasser AssranYasser Assran i
Egypt Egypt British University in Egypt British University in Egypt Natural Sciences / Physics

Experimental High Energy Physics. Detector and Instrumintation |

145,123 51,947 0.358 193 108 0.560 636 532 0.836
6 2 6 16 1,680
Sherif ElgammalSherif Elgammal i
Egypt Egypt British University in Egypt British University in Egypt Natural Sciences / Physics

Particle Physics |

133,086 51,007 0.383 173 102 0.590 555 461 0.831
7 1 7 17 1,774
Elsayed Z SolimanElsayed Z Soliman i
Egypt Egypt American University in Cairo American University in Cairo Medical and Health Sciences / Cardiology

Electrocardiography | Atrial fibrillation | Preventive cardiology | Cardiovascular epidemiology | Global health |

129,316 56,544 0.437 97 77 0.794 494 449 0.909
8 1 8 21 1,964
Maysaa El Sayed ZakiMaysaa El Sayed Zaki i
Egypt Egypt Mansoura University Mansoura University Medical and Health Sciences / Medical Microbiology

clinical microbiology |

122,514 99,306 0.811 74 73 0.986 150 123 0.820
9 1 9 24 2,529
Amr RadiAmr Radi i
Egypt Egypt Ain Shams University Ain Shams University Natural Sciences / Physics

Computational Physics and Computer Sciences |

107,227 31,992 0.298 139 76 0.547 256 206 0.805
10 2 10 26 2,656
Abdallah SamyAbdallah Samy i
Egypt Egypt Ain Shams University Ain Shams University Natural Sciences / Biological Science

Public Health | Global health | Disease modelling | Climate Changes and disease dynamics |

104,827 99,438 0.949 80 79 0.988 132 122 0.924
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11 1 1 30 3,306
Peter N. KeiyoroPeter N. Keiyoro i
Kenya Kenya University of Nairobi University of Nairobi Social Sciences / Open and Distance Education

Open | distance and elearning | Global Burden of Diseases | Ecology and environmental conservatin |

94,017 82,359 0.876 41 40 0.976 51 49 0.961
12 1 2 32 4,186
Kindt, RoelandKindt, Roeland
Kenya Kenya World Agroforestry (ICRAF) World Agroforestry (ICRAF) Agriculture & Forestry / Agriculture

agroforestry | ecology | biogeography | biodiversity | climate change |

82,136 55,906 0.681 67 51 0.761 328 227 0.692
13 1 3 38 5,082
Josephine NgunjiriJosephine Ngunjiri i
Kenya Kenya University of Embu University of Embu Medical and Health Sciences / Parasitology

Parasitology | Global burden of diseases | Neglected parasitic diseases in Tropics |

73,863 70,072 0.949 37 37 1.000 42 41 0.976
14 1 4 42 5,774
Robert W SnowRobert W Snow
Kenya Kenya Kenya Medical Research Institute Kenya Medical Research Institute Others

Malaria | Africa |

68,138 15,779 0.232 138 64 0.464 432 313 0.725
15 2 11 52 7,137
Nahla AnberNahla Anber i
Egypt Egypt Mansoura University Mansoura University Medical and Health Sciences / Medical Biochemistry

Clinical Biochemistry |

59,848 56,189 0.939 32 30 0.938 42 42 1.000
16 1 1 54 7,378
Ababi GirefAbabi Giref i
Ethiopia Ethiopia Addis Ababa University Addis Ababa University Medical and Health Sciences / Epidemiology and Public Health

Epidemiological research and outcome measurement |

58,506 48,622 0.831 21 21 1.000 22 22 1.000
17 3 12 56 7,513
Shimaa AbuZeidShimaa AbuZeid i
Egypt Egypt Ain Shams University Ain Shams University Natural Sciences / Physics

Particle Physics | High Energy Physics | Nuclear Physics | CMS | CERN |

57,819 35,483 0.614 133 100 0.752 292 280 0.959
18 1 13 57 7,583
ايمان مصطفي محمد جفلانايمان مصطفي محمد جفلان
Egypt Egypt Assiut University Assiut University Others

المكتبات والوثائق والمعلومات |

57,476 36,387 0.633 76 72 0.947 171 149 0.871
19 1 14 58 7,631
Ayman MahrousAyman Mahrous i
Egypt Egypt Egypt Japan University of Science & Technology Egypt Japan University of Science & Technology Natural Sciences / Physics

Space weather | ionosphere | cosmic rays | solar physics | particle physics |

57,272 26,820 0.468 94 70 0.745 177 151 0.853
20 2 5 60 7,859
Manasi KumarManasi Kumar i
Kenya Kenya University of Nairobi University of Nairobi Medical and Health Sciences / Psychiatry

Global Mental Health | Health Services Research | Health Disparities | Child & Adolescent MH |

56,168 53,372 0.950 51 48 0.941 133 117 0.880
21 1 2 63 8,779
Mekonnen SisayMekonnen Sisay i
Ethiopia Ethiopia Haramaya University Haramaya University Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences

Nutrition and Non-communicable diseases |

52,654 47,643 0.905 35 35 1.000 54 53 0.981
22 4 15 64 9,155
Ashraf NabhanAshraf Nabhan i
Egypt Egypt Ain Shams University Ain Shams University Medical and Health Sciences / Obstetrics and Gynecology

High risk pregnancy | Assisted Reproductive Techniques | Evidence Based Health Care |

51,234 46,610 0.910 40 35 0.875 59 53 0.898
23 1 3 65 9,252
Tesfaye KassaTesfaye Kassa i
Ethiopia Ethiopia Jimma University Jimma University Medical and Health Sciences / Infectious Diseases

AMR | Bacteriophage therapy | Infectious diseases |

50,889 48,468 0.952 35 30 0.857 46 46 1.000
24 1 4 66 9,552
Belete Biadgo MesfineBelete Biadgo Mesfine i
Ethiopia Ethiopia University of Gondar University of Gondar Others

Non-communicable Diseases |

49,861 47,603 0.955 33 31 0.939 51 51 1.000
25 1 6 67 9,741
Philip ThorntonPhilip Thornton
Kenya Kenya International Livestock Research Institute (ILRI) International Livestock Research Institute (ILRI) Agriculture & Forestry / Agriculture

agriculture |

49,319 27,015 0.548 108 81 0.750 302 211 0.699