Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 30 Scientists Citation Rankings (Sort by last 6 years Citation Index) - 2025

The Citation Rankings (Highly Cited Researchers) list 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.

* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 1
Singapore
Charumathi Sabanayagam
Chronic kidney disease
diabetic retinopathy
retinal vascular imaging
sleep
C-reactive protein
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58,022
44,413
0.765
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 2
Singapore
Yih Chung Tham
Ophthalmology
Epidemiology
Visual Impairment
Deep Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,541
19,119
0.848
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 3
Singapore
Lakshminarayanan Rajamani
Antimicrobial peptides
protein aggregation
biomineralization
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,800
5,634
0.575
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 4
Singapore
Eranga N Vithana
Ocular Genetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,860
4,950
0.385
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 5
Singapore
Veluchamy A Barathi
Veterinary Medicine
Ocular Disease models
Molecular Biology
Pathophysiology
Pharmacology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,600
4,777
0.629
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 6
Singapore
Chetna Dhand
Ophthalmic Drug Delivery
Biosensors
Polymers
Carbon Nanostructures
Electrophoretic Deposition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,649
3,509
0.621
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 7
Singapore
Carla Costa Lança
Myopia
binocular vision and strabismus
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,610
3,498
0.969
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 8
Singapore
HM Htoon
Ophthalmology
Oral Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,369
3,351
0.526
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 9
Singapore
Yu-Chi Liu
Corneal neuropathy
Neuropathic corneal pain
Cornea and external eye diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,159
3,226
0.776

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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 10
Singapore
Jacqueline Chua
Ocular Imaging
systemic hypertension
glaucoma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,762
3,157
0.839
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 11
Singapore
Marco, Chak Yan, YU
Functional Data Analysis
Spatiotemporal Data Analysis
Image Processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,580
3,018
0.659
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 12
Singapore
Monisha Esther Nongpiur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,303
2,905
0.548
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 13
Singapore
Tin Aung Tun
Bioimaging
Biomechanics
glaucoma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,825
1,888
0.668
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 14
Singapore
Sahil Thakur
Glaucoma
Artificial Intelligence
Ocular Imaging
Contrast Sensitivity
Epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,757
1,717
0.977
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 15
Singapore
Andri K Riau
Corneal bioengineering
Corneal prosthesis
Microplastics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,972
1,591
0.535
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 16
Singapore
Mercy Halleluyah Periayah
Microbiology
Tissue engineering
Hematology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,063
860
0.809
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 17
Singapore
Sayantan Biswas
Myopia
Glaucoma
Ocular Imaging
Retina
Macular pigments
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
911
706
0.775
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 18
Singapore
Sai Bo Bo Tun
ophthalmology
animal models
metabolic diseases
islets
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
785
663
0.845
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 19
Singapore
Narrendar Ravichandran
Medical Technologies
Machine Learning
Neuroprosthetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
672
627
0.933
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 20
Singapore
Liqin Jiang
Myopia research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,153
479
0.415
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 21
Singapore
Natalia Porporato
ophthalmology
glaucoma
ocular imaging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
448
391
0.873
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 22
Singapore
Li Hengtong (李恒通)
Biostatistics & Bioinformatics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
250
249
0.996
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 23
Singapore
Meihui Wu
Immunology
Cancer Biology
Ophthalmology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
262
177
0.676
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 24
Singapore
Amudha Aravindhan
Population Health
Prevention and Implementation Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
183
151
0.825
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 25
Singapore
Yan Gao
Metabolomics and Proteomics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
193
140
0.725
* Last 6 Years Citation Counts Rankings
Rankings
3,147
Singapore
19
1
Ranking Based On Selection: 1
Charumathi Sabanayagam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58,022
44,413
0.765
Chronic kidney disease
diabetic retinopathy
retinal vascular imaging
sleep
C-reactive protein
* Last 6 Years Citation Counts Rankings
Rankings
11,859
Singapore
96
2
Ranking Based On Selection: 2
Yih Chung Tham
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,541
19,119
0.848
Ophthalmology
Epidemiology
Visual Impairment
Deep Learning
* Last 6 Years Citation Counts Rankings
Rankings
71,071
Singapore
588
3
Ranking Based On Selection: 3
Lakshminarayanan Rajamani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,800
5,634
0.575
Antimicrobial peptides
protein aggregation
biomineralization
* Last 6 Years Citation Counts Rankings
Rankings
84,270
Singapore
694
4
Ranking Based On Selection: 4
Eranga N Vithana
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,860
4,950
0.385
* Last 6 Years Citation Counts Rankings
Rankings
88,225
Singapore
723
5
Ranking Based On Selection: 5
Veluchamy A Barathi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,600
4,777
0.629
Veterinary Medicine
Ocular Disease models
Molecular Biology
Pathophysiology
Pharmacology
* Last 6 Years Citation Counts Rankings
Rankings
128,892
Singapore
1,017
6
Ranking Based On Selection: 6
Chetna Dhand
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,649
3,509
0.621
Ophthalmic Drug Delivery
Biosensors
Polymers
Carbon Nanostructures
Electrophoretic Deposition
* Last 6 Years Citation Counts Rankings
Rankings
129,384
Singapore
1,024
7
Ranking Based On Selection: 7
Carla Costa Lança
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,610
3,498
0.969
Myopia
binocular vision and strabismus
* Last 6 Years Citation Counts Rankings
Rankings
136,168
Singapore
1,072
8
Ranking Based On Selection: 8
HM Htoon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,369
3,351
0.526
* Last 6 Years Citation Counts Rankings
Rankings
142,481
Singapore
1,103
9
Ranking Based On Selection: 9
Yu-Chi Liu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,159
3,226
0.776
Corneal neuropathy
Neuropathic corneal pain
Cornea and external eye diseases
* Last 6 Years Citation Counts Rankings
Rankings
146,075
Singapore
1,132
10
Ranking Based On Selection: 10
Jacqueline Chua
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,762
3,157
0.839
Ocular Imaging
systemic hypertension
glaucoma

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Gain data-driven strategic insights into your institution’s academic performance, global positioning, and competitive strengths through advanced analysis and benchmarking

with 20 similarly ranked institutions at City, Country, Region, and Global levels. 

* Last 6 Years Citation Counts Rankings
Rankings
153,824
Singapore
1,189
11
Ranking Based On Selection: 11
Marco, Chak Yan, YU
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,580
3,018
0.659
Functional Data Analysis
Spatiotemporal Data Analysis
Image Processing
* Last 6 Years Citation Counts Rankings
Rankings
160,574
Singapore
1,229
12
Ranking Based On Selection: 12
Monisha Esther Nongpiur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,303
2,905
0.548
* Last 6 Years Citation Counts Rankings
Rankings
254,096
Singapore
1,806
13
Ranking Based On Selection: 13
Tin Aung Tun
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,825
1,888
0.668
Bioimaging
Biomechanics
glaucoma
* Last 6 Years Citation Counts Rankings
Rankings
279,073
Singapore
1,954
14
Ranking Based On Selection: 14
Sahil Thakur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,757
1,717
0.977
Glaucoma
Artificial Intelligence
Ocular Imaging
Contrast Sensitivity
Epidemiology
* Last 6 Years Citation Counts Rankings
Rankings
299,674
Singapore
2,080
15
Ranking Based On Selection: 15
Andri K Riau
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,972
1,591
0.535
Corneal bioengineering
Corneal prosthesis
Microplastics
* Last 6 Years Citation Counts Rankings
Rankings
496,566
Singapore
3,103
16
Ranking Based On Selection: 16
Mercy Halleluyah Periayah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,063
860
0.809
* Last 6 Years Citation Counts Rankings
Rankings
567,421
Singapore
3,419
17
Ranking Based On Selection: 17
Sayantan Biswas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
911
706
0.775
Myopia
Glaucoma
Ocular Imaging
Retina
Macular pigments
* Last 6 Years Citation Counts Rankings
Rankings
590,274
Singapore
3,514
18
Ranking Based On Selection: 18
Sai Bo Bo Tun
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
785
663
0.845
ophthalmology
animal models
metabolic diseases
islets
* Last 6 Years Citation Counts Rankings
Rankings
610,648
Singapore
3,589
19
Ranking Based On Selection: 19
Narrendar Ravichandran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
672
627
0.933
Medical Technologies
Machine Learning
Neuroprosthetics
* Last 6 Years Citation Counts Rankings
Rankings
712,732
Singapore
4,038
20
Ranking Based On Selection: 20
Liqin Jiang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,153
479
0.415
* Last 6 Years Citation Counts Rankings
Rankings
797,893
Singapore
4,470
21
Ranking Based On Selection: 21
Natalia Porporato
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
448
391
0.873
* Last 6 Years Citation Counts Rankings
Rankings
1,000,987
Singapore
5,352
22
Ranking Based On Selection: 22
Li Hengtong (李恒通)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
250
249
0.996
* Last 6 Years Citation Counts Rankings
Rankings
1,162,026
Singapore
6,020
23
Ranking Based On Selection: 23
Meihui Wu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
262
177
0.676
* Last 6 Years Citation Counts Rankings
Rankings
1,238,074
Singapore
6,314
24
Ranking Based On Selection: 24
Amudha Aravindhan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
183
151
0.825
Population Health
Prevention and Implementation Science
* Last 6 Years Citation Counts Rankings
Rankings
1,273,504
Singapore
6,444
25
Ranking Based On Selection: 25
Yan Gao
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
193
140
0.725
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