The Citation Rankings (Highly Cited Researchers) highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the 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
Functional Analysis
Operator Theory
Linear Topological Invariants
Fixed Point Theory
Best
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,135
12,575
0.595
* Total Citation Counts Rankings
Ranking Based On Selection :2
communication
mass communication
research methods
study desgn
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,747
4,586
0.390
* Total Citation Counts Rankings
Ranking Based On Selection :3
İşletme Yönetimi
Sağlık Yönetimi
Sağlık Kurumları İşletmeciliği
Pazarlama
Sağlık Turizmi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,498
3,181
0.490
* Total Citation Counts Rankings
Ranking Based On Selection :4
Fuel Cell
Hydrogen Energy
Renewable Energy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,180
3,113
0.745
* Total Citation Counts Rankings
Ranking Based On Selection :5
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,161
1,576
0.379
* Total Citation Counts Rankings
Ranking Based On Selection :6
Aptamers
Microbiota
Biosensors
Drug Delivery
Nanopore
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,085
1,873
0.459
* Total Citation Counts Rankings
Ranking Based On Selection :7
Spectral Theory of Automorphic Functions
Spectral Geometry of Riemannian Mafolds
Linear and Nonlinear Functional Analysis
Direct and Inverse Spectral Problems for Differential and Difference Operators
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,077
1,125
0.276
* Total Citation Counts Rankings
Ranking Based On Selection :8
medical immunology
infectious diseas and medical microbiology
hospital infections
biofilm infections
vaccination
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,769
1,357
0.360
* Total Citation Counts Rankings
Ranking Based On Selection :9
virtual reality
instructional technology
game
simulation
haptic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,461
1,937
0.560
* Total Citation Counts Rankings
Ranking Based On Selection :10
Physical Medicine and Rehabilitation
Rheumatology
Pain Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,043
1,507
0.495
* Total Citation Counts Rankings
Ranking Based On Selection :11
Conducting Polymers
Forensic Science
Electrochromic Polymers
Photochromic Polymers
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,903
941
0.324
* Total Citation Counts Rankings
Ranking Based On Selection :12
nanomaterials
colloidal semiconductor nanocrystals
optoelectronic materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,829
1,980
0.700
* Total Citation Counts Rankings
Ranking Based On Selection :13
Nonlinear Panel Data Econometrics
Nonlinear Time Series Econometrics
Macroeconometrics
Nonlinear
Nonlinear models
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,220
1,459
0.657
* Total Citation Counts Rankings
Ranking Based On Selection :14
membrane technology
water-energy nexus
ion exchange membrane
fuel cell
water technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,207
1,264
0.573
* Total Citation Counts Rankings
Ranking Based On Selection :15
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,204
1,378
0.625
* Total Citation Counts Rankings
Ranking Based On Selection :16
Computational Mechanics
Computational Fluid Mechanics
Computational Solid Mechanics
Parallel Computing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,191
392
0.179
* Total Citation Counts Rankings
Ranking Based On Selection :17
International Business / Marketing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,189
1,137
0.519
* Total Citation Counts Rankings
Ranking Based On Selection :18
Manufacturing technologies
metal cutting
manufacturing systems
virtual factory
machine tools
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,565
421
0.269
* Total Citation Counts Rankings
Ranking Based On Selection :19
Structural Optimization
Evolutionary Computation
Engineering Optimization
Soft Computing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,423
857
0.602
* Total Citation Counts Rankings
Ranking Based On Selection :20
pediatric nursing
family centered care
entrepreneurship
innovation
communication with children
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,364
1,002
0.735
* Total Citation Counts Rankings
Ranking Based On Selection :21
Glokom
Katarakt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,213
812
0.669
* Total Citation Counts Rankings
Ranking Based On Selection :22
Instructional Design
Performance Improvement
Mobile Learning
Technology related Addiction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,196
923
0.772
* Total Citation Counts Rankings
Ranking Based On Selection :23
Sustainability
Nature of Science
Professional Development
Teaching Methodologies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,196
891
0.745
* Total Citation Counts Rankings
Ranking Based On Selection :24
cost and management accounting
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,085
345
0.318
* Total Citation Counts Rankings
Ranking Based On Selection :25
Surface Engineering
Tribology
Phase Transformations
Corrosion
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,082
380
0.351
Erdal Karapınar
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,135
12,575
0.595
Functional Analysis
Operator Theory
Linear Topological Invariants
Fixed Point Theory
Best
İrfan Erdoğan
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,747
4,586
0.390
communication
mass communication
research methods
study desgn
Dilaver Tengilimoğlu
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,498
3,181
0.490
İşletme Yönetimi
Sağlık Yönetimi
Sağlık Kurumları İşletmeciliği
Pazarlama
Sağlık Turizmi
Yılser Devrim
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,180
3,113
0.745
Fuel Cell
Hydrogen Energy
Renewable Energy
Necla Eren Tülek
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,161
1,576
0.379
Veli Cengiz Özalp
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,085
1,873
0.459
Aptamers
Microbiota
Biosensors
Drug Delivery
Nanopore
Gusein Sh Guseinov
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,077
1,125
0.276
Spectral Theory of Automorphic Functions
Spectral Geometry of Riemannian Mafolds
Linear and Nonlinear Functional Analysis
Direct and Inverse Spectral Problems for Differential and Difference Operators
Ali Acar
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,769
1,357
0.360
medical immunology
infectious diseas and medical microbiology
hospital infections
biofilm infections
vaccination
Nergiz Erçil Çağıltay
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,461
1,937
0.560
virtual reality
instructional technology
game
simulation
haptic
Fikriye Figen Ayhan
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,043
1,507
0.495
Physical Medicine and Rehabilitation
Rheumatology
Pain Medicine
Atilla Cihaner
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,903
941
0.324
Conducting Polymers
Forensic Science
Electrochromic Polymers
Photochromic Polymers
Yusuf Keleştemur
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,829
1,980
0.700
nanomaterials
colloidal semiconductor nanocrystals
optoelectronic materials
Tolga Omay
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,220
1,459
0.657
Nonlinear Panel Data Econometrics
Nonlinear Time Series Econometrics
Macroeconometrics
Nonlinear
Nonlinear models
Enver Güler|Enver Guler
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,207
1,264
0.573
membrane technology
water-energy nexus
ion exchange membrane
fuel cell
water technology
Murat Kaya
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,204
1,378
0.625
Hasan Umur Akay
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,191
392
0.179
Computational Mechanics
Computational Fluid Mechanics
Computational Solid Mechanics
Parallel Computing
Mehmet Mithat Üner
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,189
1,137
0.519
Sadık Engin Kılıç
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,565
421
0.269
Manufacturing technologies
metal cutting
manufacturing systems
virtual factory
machine tools
Saeid Kazemzadeh Azad
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,423
857
0.602
Structural Optimization
Evolutionary Computation
Engineering Optimization
Soft Computing
Handan Boztepe
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,364
1,002
0.735
pediatric nursing
family centered care
entrepreneurship
innovation
communication with children
Zeynep Aktas
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,213
812
0.669
Sacip Toker
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,196
923
0.772
Instructional Design
Performance Improvement
Mobile Learning
Technology related Addiction
Ceyhan Çiğdemoğlu
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,196
891
0.745
Sustainability
Nature of Science
Professional Development
Teaching Methodologies
Kamil Büyükmirza
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,085
345
0.318
cost and management accounting
Erkan Konca
Atılım University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,082
380
0.351
Surface Engineering
Tribology
Phase Transformations
Corrosion