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
Petroleum system analysis
Basin Modeling
Petroleum Geochemistry
Petroleum Reservoir Rocks
Coal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,218
3,086
0.732
* Total Citation Counts Rankings
Ranking Based On Selection :2
Renewable energy
PCM
Air conditioning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,912
2,750
0.703
* Total Citation Counts Rankings
Ranking Based On Selection :3
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 :4
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 :5
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 :6
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 :7
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 :8
steel structures
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,057
275
0.260
* Total Citation Counts Rankings
Ranking Based On Selection :9
Renewable energy
biomass
gasification
biofuels
gas turbine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,048
751
0.717
* Total Citation Counts Rankings
Ranking Based On Selection :10
Food Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,043
1,038
0.995
* Total Citation Counts Rankings
Ranking Based On Selection :11
Software Engineering
Computer Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,021
351
0.344
* Total Citation Counts Rankings
Ranking Based On Selection :12
Information Retrieval
Text Summarization
Plagiarism Detection
Machine learning algorithms and Natural Language Processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
939
366
0.390
* Total Citation Counts Rankings
Ranking Based On Selection :13
Wireless Communications
Autonomous System
UAVs
Reconfigurable Intelligent Surfaces
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
907
906
0.999
* Total Citation Counts Rankings
Ranking Based On Selection :14
Artificial intelligence / Big Data Mining
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
846
734
0.868
* Total Citation Counts Rankings
Ranking Based On Selection :15
Big Data Analytics
Information Science and Management
Artificial Intelligence
Machine Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
845
815
0.964
* Total Citation Counts Rankings
Ranking Based On Selection :16
Engineering & Technology
Artificial Intelligence
Computer Vision
Data Science
Software Eng.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
747
546
0.731
* Total Citation Counts Rankings
Ranking Based On Selection :17
Structural Engineering
Progressive Collapse of RC Structure
Numerical Analysis of RC Structure
Utilization of Waste Materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
742
738
0.995
* Total Citation Counts Rankings
Ranking Based On Selection :18
Face Recognition
Pattern Recognition
Computer Vision and Image Processing.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
718
567
0.790
* Total Citation Counts Rankings
Ranking Based On Selection :19
التغذية وعلوم الاغذية، المدعمات الحيوية
Nutrition and Food Sciences
Probiotics
Food Securi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
622
447
0.719
* Total Citation Counts Rankings
Ranking Based On Selection :20
Petroleum Engineering
Formation damage
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
593
332
0.560
* Total Citation Counts Rankings
Ranking Based On Selection :21
Machine Elements Design
Manufacturing Process
Engineering Materials
Tribology of Materials.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
592
362
0.611
* Total Citation Counts Rankings
Ranking Based On Selection :22
Image Processing
Free Space Optical Communications
Solar Energy
Radio Frequency Radiation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
587
371
0.632
* Total Citation Counts Rankings
Ranking Based On Selection :23
Polymer Nanocomposites
Nanomaterials
Water Treatment
Nanofluids
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
559
529
0.946
* Total Citation Counts Rankings
Ranking Based On Selection :24
Materials Chemistry and Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
534
169
0.316
* Total Citation Counts Rankings
Ranking Based On Selection :25
Information Security
Cloud computing
Security Risk Assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
528
282
0.534
Mohammed Hail Hakimi
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,218
3,086
0.732
Petroleum system analysis
Basin Modeling
Petroleum Geochemistry
Petroleum Reservoir Rocks
Coal
Abduljalil A Al Abidi
Sana'a Community College
Sanaa, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,912
2,750
0.703
Renewable energy
PCM
Air conditioning
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
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
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
Eng Ali Zeyad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,057
275
0.260
KA Al-Attab
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,048
751
0.717
Renewable energy
biomass
gasification
biofuels
gas turbine
Sam Al-Dalali
IBB University
Ibb City, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,043
1,038
0.995
Abdualmajed Ahmed Ghaleb Al Khulaidi|Al Khulaidi A A , Abdualmajed Ahmed Ghaleb Al Khulaidi, Аль Хулайди Абдулмаджид Ахмед Галеб,АХА Альхулайди,Аль Хулайди А А,
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,021
351
0.344
Software Engineering
Computer Science
Mohammed Salem BinWahlan
Seiyun University
Seiyun, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
939
366
0.390
Information Retrieval
Text Summarization
Plagiarism Detection
Machine learning algorithms and Natural Language Processing
Abdu Saif
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
907
906
0.999
Wireless Communications
Autonomous System
UAVs
Reconfigurable Intelligent Surfaces
Fadl Mutaher Ba Alwi
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
846
734
0.868
Artificial intelligence / Big Data Mining
Muaadh Mukred
Sana'a Community College
Sanaa, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
845
815
0.964
Big Data Analytics
Information Science and Management
Artificial Intelligence
Machine Learning
Mogeeb Mosleh|MAA Mosleh
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
747
546
0.731
Engineering & Technology
Artificial Intelligence
Computer Vision
Data Science
Software Eng.
Ibrahim MH Alshaikh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
742
738
0.995
Structural Engineering
Progressive Collapse of RC Structure
Numerical Analysis of RC Structure
Utilization of Waste Materials
Waled Hussein Al Arashi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
718
567
0.790
Face Recognition
Pattern Recognition
Computer Vision and Image Processing.
Alsayadi Muneer
IBB University
Ibb City, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
622
447
0.719
التغذية وعلوم الاغذية، المدعمات الحيوية
Nutrition and Food Sciences
Probiotics
Food Securi
Amer Badr Binmerdhah
Hadhramout University
Mukalla, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
593
332
0.560
Petroleum Engineering
Formation damage
Mohammed Ahmed Al-Bukhaiti
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
592
362
0.611
Machine Elements Design
Manufacturing Process
Engineering Materials
Tribology of Materials.
Abdulsalam Alkholidi
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
587
371
0.632
Image Processing
Free Space Optical Communications
Solar Energy
Radio Frequency Radiation
Osamah A. Bin-Dahman
Hadhramout University
Mukalla, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
559
529
0.946
Polymer Nanocomposites
Nanomaterials
Water Treatment
Nanofluids
Niyazi AS Al Areqi
Taiz University
Taiz, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
534
169
0.316
Materials Chemistry and Physics
Sameer Hasan Saif Albakri
Sana'a University
Sana'a, Yemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
528
282
0.534
Information Security
Cloud computing
Security Risk Assessment