Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Architecture and Design, 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)
![Hameed Ullah Khan](https://cdn.adscientificindex.com/pictures/7b/4348123.jpg)
Data Compression
Information Security
E-Commerce
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,024
37,592
0.696
![Yousef Mohammad](/user/assets/images/profile/no-profile-photo.png)
Headache and stroke
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,495
36,751
0.886
![Talmadge E King Jr](https://cdn.adscientificindex.com/pictures/d6/1876666.jpg)
Interstitial lung diseases - Idiopathic pulmonary fibrosis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76,992
27,510
0.357
![Mohammad A Kamal](https://cdn.adscientificindex.com/pictures/ee/410436.jpg)
Enzyme inhibition kinetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31,957
23,328
0.730
![Heribert Hirt](https://cdn.adscientificindex.com/pictures/7e/545974.jpg)
soil-plant-microbe interaction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,194
18,960
0.378
![Esam Ibraheem Azhar](https://cdn.adscientificindex.com/pictures/ca/339136.jpg)
Infectious Agents
Respiratory Infection
VHFs
Viral Hepatitis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,059
17,619
0.837
![Abdul Hamid Emwas](https://cdn.adscientificindex.com/pictures/8b/214388.jpg)
NMR
EPR
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,790
15,472
0.870
![Majid Almadi](https://cdn.adscientificindex.com/pictures/aa/417130.jpg)
http://orcid.org/0000-0001-9917-2758
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,642
15,279
0.866
![Zhang Huabin](https://cdn.adscientificindex.com/pictures/b7/412116.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,584
14,543
0.827
![Kuo Wei Huang](https://cdn.adscientificindex.com/pictures/5f/546881.jpg)
Hydrogen Storage
Catalysis
Organometallics
DFT
Mechanistic studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,329
12,129
0.628
![Mahmoud Ahmed](https://cdn.adscientificindex.com/pictures/8a/412216.jpg)
الهندسة الإنشائية - الجيوتقنيه
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,701
11,869
0.573
![Geert Jan Witkamp](/user/assets/images/profile/no-profile-photo.png)
(Bio-)Process Technology
Water Desalination
Eutectic Freeze Crystallization
Natural Deep Eutectic Solvents
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,888
10,372
0.522
![Gillian King](https://cdn.adscientificindex.com/pictures/e5/799856.jpg)
Psychosocial aspects of disability and intervention
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,879
9,701
0.336
* Last 6 Years Citation Counts Rankings
![Jessie King](https://cdn.adscientificindex.com/pictures/4c/1611881.jpg)
Tobacco Control
Cancer Prevention
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,573
9,379
0.980
![Tao Zhang](https://cdn.adscientificindex.com/pictures/75/417239.jpg)
Advanced oxidation
enviromental catalysis
oil/water emulsion treatment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,255
9,178
0.692
![Anish Khan](https://cdn.adscientificindex.com/pictures/dc/554409.jpg)
MOFs composite
Energy
Natural Fiber composite
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,863
9,031
0.831
![King Ho Cheung *](/user/assets/images/profile/no-profile-photo.png)
Calcium signaling
epithelial transport
electrophysiology
imaging
Alzheimer's disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,061
8,966
0.526
![Ahmed A Ibrahim](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,117
8,916
0.736
![Shabbir Gheewala](https://cdn.adscientificindex.com/pictures/32/410313.jpg)
Sustainability
life cycle assessment
energy systems
biofuels
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,877
8,777
0.553
![Mohammad Al Wabel](https://cdn.adscientificindex.com/pictures/ad/414615.jpg)
BIOCHAR
PLANT NUTRIENTS
HEAVY METALS
GREYWATER
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,080
8,349
0.828
![Shamsad Ahmad](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,821
8,037
0.582
![Eden King](https://cdn.adscientificindex.com/pictures/cb/1582636.jpg)
diversity
organization
work
family
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,557
7,889
0.582
![Tareq Alnaffouri](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,057
7,756
0.701
![Atif Ali](https://cdn.adscientificindex.com/pictures/bb/554142.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,849
7,742
0.653
![Saleh Alwasel](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,582
7,690
0.803
Hameed Ullah Khan
King Saud University
Riyadh, Saudi Arabia
![Saudi Arabia](/flags/sa.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,024
37,592
0.696
Yousef Mohammad
King Saud University
Riyadh, Saudi Arabia
![Saudi Arabia](/flags/sa.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,495
36,751
0.886
Talmadge E King Jr
University of California San Francisco
San Francisco, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76,992
27,510
0.357
Mohammad A Kamal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31,957
23,328
0.730
Heribert Hirt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,194
18,960
0.378
Esam Ibraheem Azhar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,059
17,619
0.837
Abdul Hamid Emwas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,790
15,472
0.870
Majid Almadi
King Saud University
Riyadh, Saudi Arabia
![Saudi Arabia](/flags/sa.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,642
15,279
0.866
Zhang Huabin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,584
14,543
0.827
Kuo Wei Huang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,329
12,129
0.628
Hydrogen Storage
Catalysis
Organometallics
DFT
Mechanistic studies
Mahmoud Ahmed
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,701
11,869
0.573
Geert Jan Witkamp
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,888
10,372
0.522
(Bio-)Process Technology
Water Desalination
Eutectic Freeze Crystallization
Natural Deep Eutectic Solvents
Gillian King
Western University Canada
London, Canada
![Canada](/flags/ca.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,879
9,701
0.336
Jessie King
University of Florida
Gainesville, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,573
9,379
0.980
Tao Zhang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,255
9,178
0.692
Advanced oxidation
enviromental catalysis
oil/water emulsion treatment
Anish Khan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,863
9,031
0.831
King Ho Cheung *
Hong Kong Baptist University
Hong Kong, Hong Kong
![Hong Kong](/flags/hk.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,061
8,966
0.526
Calcium signaling
epithelial transport
electrophysiology
imaging
Alzheimer's disease
Ahmed A Ibrahim
King Saud University
Riyadh, Saudi Arabia
![Saudi Arabia](/flags/sa.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,117
8,916
0.736
Shabbir Gheewala
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,877
8,777
0.553
Mohammad Al Wabel
King Saud University
Riyadh, Saudi Arabia
![Saudi Arabia](/flags/sa.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,080
8,349
0.828
Shamsad Ahmad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,821
8,037
0.582
Eden King
Rice University
Houston, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,557
7,889
0.582
Tareq Alnaffouri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,057
7,756
0.701
Atif Ali
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,849
7,742
0.653
Saleh Alwasel
King Saud University
Riyadh, Saudi Arabia
![Saudi Arabia](/flags/sa.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,582
7,690
0.803