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 :26
Numerical Methods
Fractional Differential Equation
Numerical Analysiss.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,506
481
0.319
* Total Citation Counts Rankings
Ranking Based On Selection :27
Wireless sensor Network
Ad-hoc Networks
Mobile IP and Location Tracking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,457
701
0.481
* Total Citation Counts Rankings
Ranking Based On Selection :28
Medical Parasitology
Vector-Borne Diseases
Public Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,443
796
0.552
* Total Citation Counts Rankings
Ranking Based On Selection :29
Prosthodontics
Implant Dentistry
Conservative Dentistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,429
1,329
0.930
* Total Citation Counts Rankings
Ranking Based On Selection :30
Genetic of diabetes
Diabetes
metabolic syndrome
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,405
805
0.573
* Total Citation Counts Rankings
Ranking Based On Selection :31
Computer Science- Artificial Intelligence
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,361
1,361
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :32
WSN Security
Internet of Things Security
Anomaly Detection
Network security
Machine Learning and
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,289
1,046
0.811
* Total Citation Counts Rankings
Ranking Based On Selection :33
Nanotechnology
Nanomaterials
Metal Nanoclusters
Metallic Nanoparticles
Mixed Oxide Nanoparticles
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,288
1,002
0.778
* Total Citation Counts Rankings
Ranking Based On Selection :34
Medical Parasitology
In Vivo Animal Testing
Community Health Research
Ethnopharmacological Studies
Medical & Research Ethics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,275
684
0.536
* Total Citation Counts Rankings
Ranking Based On Selection :35
Business & Management / Marketing
CSR
CRM
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,246
1,061
0.852
* Total Citation Counts Rankings
Ranking Based On Selection :36
Structural Geology and Tectonics
Remote Sensing and GIS
Environmental Geology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,229
544
0.443
* Total Citation Counts Rankings
Ranking Based On Selection :37
Pure Mathematics
Nonlinear Partial Differential Equations
Mathematical
Exact Solutions
Solit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,223
900
0.736
* Total Citation Counts Rankings
Ranking Based On Selection :38
Child Health
Child Respiratory Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,223
285
0.233
* Total Citation Counts Rankings
Ranking Based On Selection :39
Applied Physics
Materials Science -Nanomaterials
Spectroscopy
Energy
Biophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,217
1,170
0.961
* Total Citation Counts Rankings
Ranking Based On Selection :40
Clinical Biochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,213
1,179
0.972
* Total Citation Counts Rankings
Ranking Based On Selection :41
Veterinary
Pathology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,188
1,179
0.992
* Total Citation Counts Rankings
Ranking Based On Selection :42
Nutrition
biology
genetics
alternative medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,177
571
0.485
* Total Citation Counts Rankings
Ranking Based On Selection :43
Oncosurgery
Hepato-Pancreatio-Biliary
Thoracic Surgery and General Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,173
1,171
0.998
* Total Citation Counts Rankings
Ranking Based On Selection :44
Microbiology
Molecular Biology
Bioinformatics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,168
1,053
0.902
* Total Citation Counts Rankings
Ranking Based On Selection :45
Medical Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,160
575
0.496
* Total Citation Counts Rankings
Ranking Based On Selection :46
Advanced Materials
Thin Films
Solar Cells
Polymer Nanocomposites
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,136
1,128
0.993
* Total Citation Counts Rankings
Ranking Based On Selection :47
Communication Engineering
Computer Network
Wireless Communication Systems
Optical Comm. Systems
5G and Beyond Network
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,136
663
0.584
* Total Citation Counts Rankings
Ranking Based On Selection :48
Surface chemistry and Catalysis and nanochemistry
Hydrogen production
Biomaterials
Photocatalys
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,124
1,109
0.987
* Total Citation Counts Rankings
Ranking Based On Selection :49
DEVELOPMENT AND IMPROVMENT OF RUMINANT AND POULTRY
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,079
265
0.246
* Total Citation Counts Rankings
Ranking Based On Selection :50
steel structures
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,057
275
0.260
Omar Abdulaziz|O. Abdulaziz
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,506
481
0.319
Numerical Methods
Fractional Differential Equation
Numerical Analysiss.
Adel Ali Ahmed
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,457
701
0.481
Wireless sensor Network
Ad-hoc Networks
Mobile IP and Location Tracking
Rashad Abdul-Ghani
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,443
796
0.552
Medical Parasitology
Vector-Borne Diseases
Public Health
Mohammed Nasser Alhajj
Thamar University
Dhamar, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,429
1,329
0.930
Prosthodontics
Implant Dentistry
Conservative Dentistry
Riyadh Saif Ali|Reyadh Saif Ali, Riad Hamadi, RS Ali
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,405
805
0.573
Genetic of diabetes
Diabetes
metabolic syndrome
Ebrahim Senan
Al-Razi University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,361
1,361
1.000
Computer Science- Artificial Intelligence
Murad A Rassam
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,289
1,046
0.811
WSN Security
Internet of Things Security
Anomaly Detection
Network security
Machine Learning and
AAA Ahmed
Thamar University
Dhamar, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,288
1,002
0.778
Nanotechnology
Nanomaterials
Metal Nanoclusters
Metallic Nanoparticles
Mixed Oxide Nanoparticles
Abdulelah H Al Adhroey
Thamar University
Dhamar, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,275
684
0.536
Medical Parasitology
In Vivo Animal Testing
Community Health Research
Ethnopharmacological Studies
Medical & Research Ethics
Abdul Alem Mohammed
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,246
1,061
0.852
Business & Management / Marketing
CSR
CRM
Khaled Khanbari
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,229
544
0.443
Structural Geology and Tectonics
Remote Sensing and GIS
Environmental Geology
Abdul-Ghani Al-Nowehy
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,223
900
0.736
Pure Mathematics
Nonlinear Partial Differential Equations
Mathematical
Exact Solutions
Solit
Salem Banajeh
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,223
285
0.233
Child Health
Child Respiratory Diseases
Abdu Saeed
Thamar University
Dhamar, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,217
1,170
0.961
Applied Physics
Materials Science -Nanomaterials
Spectroscopy
Energy
Biophysics
Yasser Hussein Issa Mohammed
Al-Razi University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,213
1,179
0.972
Naif Al-Gabri|Al-Gabri Naif A.
Thamar University
Dhamar, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,188
1,179
0.992
Veterinary
Pathology
Ghanya Al-Naqeb
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,177
571
0.485
Nutrition
biology
genetics
alternative medicine
Mohammed Mohammed Al Shehari|M. Al-Shehari, Mohammed Mohammed Al-Shehari, Al-Shehari M.
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,173
1,171
0.998
Oncosurgery
Hepato-Pancreatio-Biliary
Thoracic Surgery and General Surgery
Fathiah Zakham
Hodeidah University
Al Hudaydah,, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,168
1,053
0.902
Microbiology
Molecular Biology
Bioinformatics
Abdulsalam M. Al-Mekhlafi
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,160
575
0.496
Ali A. Al-Muntaser
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,136
1,128
0.993
Advanced Materials
Thin Films
Solar Cells
Polymer Nanocomposites
Redhwan Q Shaddad
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,136
663
0.584
Communication Engineering
Computer Network
Wireless Communication Systems
Optical Comm. Systems
5G and Beyond Network
Mohammed A Mannaa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,124
1,109
0.987
Surface chemistry and Catalysis and nanochemistry
Hydrogen production
Biomaterials
Photocatalys
Al Aghbari Abdulwali M
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,079
265
0.246
DEVELOPMENT AND IMPROVMENT OF RUMINANT AND POULTRY
Eng Ali Zeyad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,057
275
0.260