Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1,426
Water treatment
Polymers
Plastic Waste
Material synthesis
Corrosion
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
42
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,427
Water Treatment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
42
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,428
Artificial intelligence
Federated Learning
Networking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
42
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,429
Electronic Publishing
Graphic Design and Multimedia
Journalism
Instructional Design
Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
39
0.929
* Total Citation Counts Rankings
Ranking Based On Selection :1,430
sociology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41
41
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,431
Security
International relations
Gulf Studies
Qatar
UAE
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41
40
0.976
* Total Citation Counts Rankings
Ranking Based On Selection :1,432
Comparative Literature
Critical Theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41
21
0.512
* Total Citation Counts Rankings
Ranking Based On Selection :1,433
Renewable Energy Systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,434
Artificial Intelligence
Natural Language Processing
Large Language Models
Generative AI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,435
Cyber Threat Attribution
Cyber Threat Intelligence
Risk Management
GRC
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,436
natural language processing
automatic speech recognition
speech processing
deep learning
data analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,437
water treatment
forward osmosis
electro coagulation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,438
Nursing
Health Administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
34
0.850
* Total Citation Counts Rankings
Ranking Based On Selection :1,439
Thermodynamic modeling
second law analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
27
0.675
* Total Citation Counts Rankings
Ranking Based On Selection :1,440
Chemical Engineering
Gas and Process Engineering
Oilfield Chemistry
Conformance Control
Rheology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
39
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,441
nephrology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
39
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,442
Disaster medicine
Major incident medical response
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
38
0.974
* Total Citation Counts Rankings
Ranking Based On Selection :1,443
Accounting Disclosure
Corporate Governance
IFRS
Financial reporting for Islamic Financial
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
28
0.718
* Total Citation Counts Rankings
Ranking Based On Selection :1,444
Energy
Energy Management
Renewable Energy
Sustainability
Energy Efficiency
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
27
0.692
* Total Citation Counts Rankings
Ranking Based On Selection :1,445
Thermodynamics
Renewable Energy Systems
HVAC
Entrepreneurship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
38
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :1,446
Machine learning
AI
Supply chain
Digital image Forensics
Scanned document security
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
36
0.947
* Total Citation Counts Rankings
Ranking Based On Selection :1,447
Social Computing
Urban Mobility
Machine Learning
Computer Vision
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
35
0.921
* Total Citation Counts Rankings
Ranking Based On Selection :1,448
media
history
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
34
0.895
* Total Citation Counts Rankings
Ranking Based On Selection :1,449
contracts
CISG
Arbitration
Conflict-of-Laws
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
23
0.605
* Total Citation Counts Rankings
Ranking Based On Selection :1,450
Sedimentology
Petroleum Geology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
19
0.500
Samra Sajjad
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
42
1.000
Water treatment
Polymers
Plastic Waste
Material synthesis
Corrosion
Abdurahman Hafez Mohammed Kashem
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
42
1.000
Abdulla Abumadi|Abdulla Marawan Aboumadi
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
42
1.000
Artificial intelligence
Federated Learning
Networking
Elsayed A Elkilany
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
39
0.929
Electronic Publishing
Graphic Design and Multimedia
Journalism
Instructional Design
Education
Chedli Baya Chatti د الشاذلي بية الشطي
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41
41
1.000
Betul Dogan Akkas
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41
40
0.976
Yulia Pushkarevskaya Naughton
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41
21
0.512
Comparative Literature
Critical Theory
Abdullah Jabbar
Hamad Bin Khalifa University
Ar-Rayyan, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
Renewable Energy Systems
Nizi Nazar
Hamad Bin Khalifa University
Ar-Rayyan, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
Artificial Intelligence
Natural Language Processing
Large Language Models
Generative AI
Zain Ul Abideen Tariq
Hamad Bin Khalifa University
Ar-Rayyan, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
Cyber Threat Attribution
Cyber Threat Intelligence
Risk Management
GRC
Yassine El Kheir
Hamad Bin Khalifa University
Ar-Rayyan, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
natural language processing
automatic speech recognition
speech processing
deep learning
data analysis
Basma Al Hawli
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
Ala'A Z Mohammad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
34
0.850
Nursing
Health Administration
Mohammad Hasan Arshad
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
27
0.675
Thermodynamic modeling
second law analysis
Reem Elaf
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
39
1.000
Chemical Engineering
Gas and Process Engineering
Oilfield Chemistry
Conformance Control
Rheology
Mostafa Elshirbeny
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
39
1.000
Abdulnasir Al Jazairi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
38
0.974
Disaster medicine
Major incident medical response
Fethi Saidi
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
28
0.718
Accounting Disclosure
Corporate Governance
IFRS
Financial reporting for Islamic Financial
Hamed Abufares
Hamad Bin Khalifa University
Ar-Rayyan, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
27
0.692
Energy
Energy Management
Renewable Energy
Sustainability
Energy Efficiency
Anas Rasras
Hamad Bin Khalifa University
Ar-Rayyan, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
38
1.000
Chaima Ben Rabah
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
36
0.947
Machine learning
AI
Supply chain
Digital image Forensics
Scanned document security
Noora Al Emadi
Hamad Bin Khalifa University
Ar-Rayyan, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
35
0.921
Social Computing
Urban Mobility
Machine Learning
Computer Vision
Zakaria Zakaria
Doha Institute for Graduate Studies
Ulaanbaatar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
34
0.895
Amin Dawwas
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
23
0.605
Wael Matter
Qatar University
Katar, Qatar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
19
0.500
Sedimentology
Petroleum Geology