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Citation Rankings
Highly Cited Researchers

Africa Engineering & Technology / Energy Engineering Highly Cited Researchers 640 Scientists Citation Rankings - 2026

See how widely and consistently research is cited with real-time citation rankings.
Covering 2.6 million scientists, this list evaluates both total and last 5 years’ citation counts to measure scientific influence and highlight Highly Cited Researchers.
Built on transparency, it also addresses unethical practices and encourages reporting of violations. Compare results across 13 fields and 221 disciplines.

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Total 640 scientists , 54 country , 1,582 institution , Updates every 3 days
* Total Citation Counts Rankings

Rankings

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21,183
World Rank
Egypt
36
Country Rank
Delta University for Science & Technology Logo
1
University
Ranking Based On Selection:
1
Ae Kabeel
Delta University for Science & Technology Dakahlia, Egypt
Engineering & Technology / Energy Engineering
• Renewable Energy Systems. • Desiccant Dehumidification Systems. • Refrigeration and Ai

Citation Metrics

  • Total
    35,053
  • Last 5 Years
    29,827
  • Last 5 Years / Total
    0.851
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* Total Citation Counts Rankings

Rankings

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50,890
World Rank
South Africa
172
Country Rank
University of the Western Cape Logo
5
University
Ranking Based On Selection:
2
Ruud Schropp
University of the Western Cape Bellville, South Africa
Engineering & Technology / Energy Engineering
photovoltaics | nanomaterials | nanophotonic

Citation Metrics

  • Total
    19,158
  • Last 5 Years
    6,107
  • Last 5 Years / Total
    0.319
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* Total Citation Counts Rankings

Rankings

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60,115
World Rank
Egypt
74
Country Rank
Future University Logo
2
University
Ranking Based On Selection:
3
Hany M Hasanien
Future University Cairo, Egypt
Engineering & Technology / Energy Engineering
Renewable Energy Systems | Power Systems Dynamics and Control | Energy Storage Systems | Smart Gri

Citation Metrics

  • Total
    16,908
  • Last 5 Years
    14,476
  • Last 5 Years / Total
    0.856
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* Total Citation Counts Rankings

Rankings

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66,777
World Rank
Egypt
87
Country Rank
American University in Cairo Logo
5
University
Ranking Based On Selection:
4
Nageh Allam
American University in Cairo Cairo, Egypt
Engineering & Technology / Energy Engineering
Energy Materials | Energy Engineering | Green Hydrogen and Solar Energy | Energy Storage | E-Waste Recyclin

Citation Metrics

  • Total
    15,613
  • Last 5 Years
    10,594
  • Last 5 Years / Total
    0.679
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* Total Citation Counts Rankings

Rankings

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89,772
World Rank
Egypt
125
Country Rank
Assiut University Logo
10
University
Ranking Based On Selection:
5
Hamdy Hassan
Assiut University Asyut, Egypt
Engineering & Technology / Energy Engineering
Energy systems | Renewable energy | Hydrogen production | Energy storage/management | PV Coolin

Citation Metrics

  • Total
    12,314
  • Last 5 Years
    11,463
  • Last 5 Years / Total
    0.931
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* Total Citation Counts Rankings

Rankings

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96,731
World Rank
Egypt
134
Country Rank
Ain Shams University Logo
16
University
Ranking Based On Selection:
6
Fatma Morgan
Ain Shams University Cairo, Egypt
Engineering & Technology / Energy Engineering
Solar energy and Nanotechnolog

Citation Metrics

  • Total
    11,555
  • Last 5 Years
    4,563
  • Last 5 Years / Total
    0.395
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* Total Citation Counts Rankings

Rankings

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144,980
World Rank
South Africa
580
Country Rank
University of Johannesburg Logo
27
University
Ranking Based On Selection:
7
Jianwei Ren
University of Johannesburg Johannesburg, South Africa
Engineering & Technology / Energy Engineering
Materials Sciences | Process Control | H2 & FC technologies | ALD technologies | System integratio

Citation Metrics

  • Total
    8,083
  • Last 5 Years
    6,644
  • Last 5 Years / Total
    0.822
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* Total Citation Counts Rankings

Rankings

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147,522
World Rank
South Africa
589
Country Rank
University of the Free State Logo
16
University
Ranking Based On Selection:
8
Vinod Kumar
University of the Free State Bloemfontein, South Africa
Engineering & Technology / Energy Engineering
Perovskite solar cell | Organic solar cell | DSSC | Gas Sensors | Materials for Energ

Citation Metrics

  • Total
    7,954
  • Last 5 Years
    4,651
  • Last 5 Years / Total
    0.585
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* Total Citation Counts Rankings

Rankings

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170,833
World Rank
Nigeria
154
Country Rank
University of Ibadan Logo
19
University
Ranking Based On Selection:
9
Temitope Raphael Ayodele
University of Ibadan Ibadan, Nigeria
Engineering & Technology / Energy Engineering
Energy | Energy Conversion | Energy Managemen

Citation Metrics

  • Total
    6,913
  • Last 5 Years
    5,389
  • Last 5 Years / Total
    0.780
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* Total Citation Counts Rankings

Rankings

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175,494
World Rank
South Africa
714
Country Rank
University of South Africa Logo
18
University
Ranking Based On Selection:
10
Diane Hildebrandt
University of South Africa Pretoria, South Africa
Engineering & Technology / Energy Engineering
Energy Efficiency | Fischer Tropsch | Process Synthesi

Citation Metrics

  • Total
    6,737
  • Last 5 Years
    2,974
  • Last 5 Years / Total
    0.441
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* Total Citation Counts Rankings

Rankings

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185,047
World Rank
Botswana
13
Country Rank
Botswana International University of Science & Technology Logo
2
University
Ranking Based On Selection:
11
Edison Muzenda
Botswana International University of Science & Technology Palapye, Botswana
Engineering & Technology / Energy Engineering
menagemen logisti

Citation Metrics

  • Total
    6,395
  • Last 5 Years
    4,698
  • Last 5 Years / Total
    0.735
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* Total Citation Counts Rankings

Rankings

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200,662
World Rank
Egypt
396
Country Rank
Tanta University Logo
19
University
Ranking Based On Selection:
12
Mohamed E Zayed
Tanta University Tanta, Egypt
Engineering & Technology / Energy Engineering
Renewable Energy Technologies - CSP - Solar dish Stirling - PCM - Energy storag

Citation Metrics

  • Total
    5,894
  • Last 5 Years
    5,711
  • Last 5 Years / Total
    0.969
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* Total Citation Counts Rankings

Rankings

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202,980
World Rank
Egypt
402
Country Rank
Tanta University Logo
20
University
Ranking Based On Selection:
13
MR Elkadeem
Tanta University Tanta, Egypt
Engineering & Technology / Energy Engineering
Renewable Energy | Power System | Optimization | GIS | Desalinatio

Citation Metrics

  • Total
    5,822
  • Last 5 Years
    5,749
  • Last 5 Years / Total
    0.987
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* Total Citation Counts Rankings

Rankings

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207,624
World Rank
South Africa
861
Country Rank
University of Cape Town Logo
196
University
Ranking Based On Selection:
14
Anton Eberhard
University of Cape Town Cape Town, South Africa
Engineering & Technology / Energy Engineering
Energ

Citation Metrics

  • Total
    5,686
  • Last 5 Years
    2,267
  • Last 5 Years / Total
    0.399
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* Total Citation Counts Rankings

Rankings

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210,057
World Rank
Morocco
96
Country Rank
Université Cadi Ayyad Marrakech Logo
5
University
Ranking Based On Selection:
15
Abdelkader Outzourhit
Université Cadi Ayyad Marrakech Marrakech, Morocco
Engineering & Technology / Energy Engineering
Energies renouvelables | PV | Stockag

Citation Metrics

  • Total
    5,620
  • Last 5 Years
    3,121
  • Last 5 Years / Total
    0.555
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* Total Citation Counts Rankings

Rankings

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222,301
World Rank
Egypt
466
Country Rank
Zewail City of Science and Technology Logo
8
University
Ranking Based On Selection:
16
Mohamed Farhat O Hameed|M. F. O. Hameed, Mohammed Hameed
Zewail City of Science and Technology Giza, Egypt
Engineering & Technology / Energy Engineering
Silicon Photonics | Computational modelling | Solar Cells | Plasmonic device

Citation Metrics

  • Total
    5,301
  • Last 5 Years
    3,624
  • Last 5 Years / Total
    0.684
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* Total Citation Counts Rankings

Rankings

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229,795
World Rank
Egypt
492
Country Rank
Ain Shams University Logo
44
University
Ranking Based On Selection:
17
Walid El Khattam
Ain Shams University Cairo, Egypt
Engineering & Technology / Energy Engineering
Distributed Generation Planning | Distribution System Protection | Electricity Market | and Renewabl

Citation Metrics

  • Total
    5,120
  • Last 5 Years
    1,418
  • Last 5 Years / Total
    0.277
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* Total Citation Counts Rankings

Rankings

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231,432
World Rank
Algeria
56
Country Rank
Ecole Nationale Polytechnique d'Alger Logo
2
University
Ranking Based On Selection:
18
Mohamed Tadjine
Ecole Nationale Polytechnique d'Alger Algiers, Algeria
Engineering & Technology / Energy Engineering
control theory | state estimation | renewable energy systems | biological systems | quantum computin

Citation Metrics

  • Total
    5,082
  • Last 5 Years
    2,132
  • Last 5 Years / Total
    0.420
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* Total Citation Counts Rankings

Rankings

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248,030
World Rank
Egypt
559
Country Rank
Tanta University Logo
27
University
Ranking Based On Selection:
19
Diaa Eldin A Mansour
Tanta University Tanta, Egypt
Engineering & Technology / Energy Engineering
Renewable Energy | High Voltage Engineering | Electrical Power System

Citation Metrics

  • Total
    4,719
  • Last 5 Years
    3,952
  • Last 5 Years / Total
    0.837
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* Total Citation Counts Rankings

Rankings

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263,937
World Rank
Ghana
111
Country Rank
Kwame Nkrumah University of Science & Technology Logo
26
University
Ranking Based On Selection:
20
Francis Kemausuor
Kwame Nkrumah University of Science & Technology Kumasi, Ghana
Engineering & Technology / Energy Engineering
Renewable Energy | Bioenergy | Energy Planning and Ploic

Citation Metrics

  • Total
    4,411
  • Last 5 Years
    3,088
  • Last 5 Years / Total
    0.700
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* Total Citation Counts Rankings

Rankings

flag
269,694
World Rank
South Africa
1,175
Country Rank
Stellenbosch University Logo
147
University
Ranking Based On Selection:
21
Ntshengedzeni Sampson Mamphweli
Stellenbosch University Stellenbosch, South Africa
Engineering & Technology / Energy Engineering
Biomass and bioenergy | renewable energ

Citation Metrics

  • Total
    4,308
  • Last 5 Years
    3,591
  • Last 5 Years / Total
    0.834
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* Total Citation Counts Rankings

Rankings

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269,827
World Rank
Tunisia
82
Country Rank
Université de Gabès Logo
4
University
Ranking Based On Selection:
22
Lassaad Sbita
Université de Gabès Gabès, Tunisia
Engineering & Technology / Energy Engineering
renewable energie

Citation Metrics

  • Total
    4,306
  • Last 5 Years
    2,842
  • Last 5 Years / Total
    0.660
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* Total Citation Counts Rankings

Rankings

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273,741
World Rank
Morocco
158
Country Rank
Université Sidi Mohammed Ben Abdellah Fes Logo
11
University
Ranking Based On Selection:
23
Badre Bossoufi
Université Sidi Mohammed Ben Abdellah Fes Fez, Morocco
Engineering & Technology / Energy Engineering
Power Electronics | Control | Energy Management | Wind Turbines | Smart Gri

Citation Metrics

  • Total
    4,237
  • Last 5 Years
    3,557
  • Last 5 Years / Total
    0.840
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* Total Citation Counts Rankings

Rankings

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286,183
World Rank
Morocco
173
Country Rank
Université Sidi Mohammed Ben Abdellah Fes Logo
12
University
Ranking Based On Selection:
24
Abdelaziz El Ghzizal
Université Sidi Mohammed Ben Abdellah Fes Fez, Morocco
Engineering & Technology / Energy Engineering
renewable energy and intelligent system

Citation Metrics

  • Total
    4,027
  • Last 5 Years
    3,596
  • Last 5 Years / Total
    0.893
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* Total Citation Counts Rankings

Rankings

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308,092
World Rank
Ghana
151
Country Rank
Simon Diedong Dombo University of Business and Integrated Development Studies Logo
1
University
Ranking Based On Selection:
25
Abubakari Ahmed
Simon Diedong Dombo University of Business and Integrated Development Studies Bamahu, Ghana
Engineering & Technology / Energy Engineering
Urban sustainability | Urban planning | Climate change | Land governanc

Citation Metrics

  • Total
    3,697
  • Last 5 Years
    3,326
  • Last 5 Years / Total
    0.900
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