Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
887
Country Rank
2
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![N Wickramage](https://cdn.adscientificindex.com/pictures/d4/409138.jpg)
high energy physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
187,116
93,828
0.501
* Total Citation Counts Rankings
World Rank
5,230
Country Rank
3
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Wgd Dharmaratna|Welathantri G D Dharmaratna, Welathantri Dharmaratna, W Dharmaratna](https://cdn.adscientificindex.com/pictures/72/410738.jpg)
High Energy Physics
Condensed Matter Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,358
34,942
0.476
* Total Citation Counts Rankings
World Rank
85,059
Country Rank
21
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Nimantha Perera](/user/assets/images/profile/no-profile-photo.png)
Gas Electron Mulltipliers
Lepton Flavor Violation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,075
11,015
0.995
* Total Citation Counts Rankings
World Rank
287,716
Country Rank
113
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Lp Jayatissa](https://cdn.adscientificindex.com/pictures/1e/423530.jpg)
Plant Ecology
Plant physiology
Environmental Science
Ecotoxicology
Plant Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,416
1,622
0.475
* Total Citation Counts Rankings
World Rank
337,592
Country Rank
142
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![P Mangala CS De Silva](https://cdn.adscientificindex.com/pictures/3c/341746.jpg)
Environmental Toxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,828
2,068
0.731
* Total Citation Counts Rankings
World Rank
378,350
Country Rank
167
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Disna Ratnasekera](https://cdn.adscientificindex.com/pictures/f3/291755.jpg)
Plant stress physiology
Evolutionary Biology
Conservation Biology
Plant derived Natural Products
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,490
1,963
0.788
* Total Citation Counts Rankings
World Rank
405,190
Country Rank
190
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Dushan Kumarathunge](https://cdn.adscientificindex.com/pictures/5c/121472.jpg)
Ecosystem modelling
Tree Ecophysiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,178
2,140
0.983
* Total Citation Counts Rankings
World Rank
478,132
Country Rank
247
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Tushara Chaminda|GGT Chaminda, GG Tushara Chaminda](https://cdn.adscientificindex.com/pictures/4c/432624.jpg)
Emerging Contaminants
Heavy Metals
PPCPs
Antibiotic Resistance
Virus Indicators in Urban Waters
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,781
1,644
0.923
* Total Citation Counts Rankings
World Rank
521,522
Country Rank
292
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Thilak Weerarathna](https://cdn.adscientificindex.com/pictures/e1/434058.jpg)
General Medicne
Diabetes and Endocrinology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,544
884
0.573
* Total Citation Counts Rankings
World Rank
532,382
Country Rank
297
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Kkiu Arunakumara](https://cdn.adscientificindex.com/pictures/0c/341426.jpg)
Microalage
Toxic metals
Medicinal plants
Crop Science
Wood Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,490
847
0.568
* Total Citation Counts Rankings
World Rank
534,370
Country Rank
300
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Jayasinghe Guttila Yugantha](https://cdn.adscientificindex.com/pictures/f2/291757.jpg)
Environmental science
waste management
climate change
Green infrastructure
disaster management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,513
1,084
0.716
* Total Citation Counts Rankings
World Rank
537,424
Country Rank
303
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Epschandana](https://cdn.adscientificindex.com/pictures/c9/336383.jpg)
Molecular Mediicne
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,448
990
0.684
* Total Citation Counts Rankings
World Rank
584,794
Country Rank
349
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![BCwalpola](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,288
822
0.638
* Total Citation Counts Rankings
World Rank
649,549
Country Rank
418
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![K Masakorala](https://cdn.adscientificindex.com/pictures/da/358761.jpg)
Environmental toxicology
Phytoremediation
Environmental Biotechnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,053
611
0.580
* Total Citation Counts Rankings
World Rank
654,759
Country Rank
424
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Gayani Alwis](https://cdn.adscientificindex.com/pictures/d7/358718.jpg)
Musculoskeletal Research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,038
574
0.553
* Total Citation Counts Rankings
World Rank
667,374
Country Rank
438
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Kamani Jayatilaka](/user/assets/images/profile/no-profile-photo.png)
Biochemistry
Pharmacognosy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,002
608
0.607
* Total Citation Counts Rankings
World Rank
681,954
Country Rank
466
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Subashi De Silva Ghmj](https://cdn.adscientificindex.com/pictures/81/407254.jpg)
structural dynamics
human response to vibration
waste materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
962
728
0.757
* Total Citation Counts Rankings
World Rank
693,883
Country Rank
484
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Ajith Nagahawatte](https://cdn.adscientificindex.com/pictures/c8/357719.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
931
658
0.707
* Total Citation Counts Rankings
World Rank
699,697
Country Rank
490
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![P Ruchira T Cumaranatunga](https://cdn.adscientificindex.com/pictures/52/341532.jpg)
Salmo
Anguilla
Ostreopsis ovata
Chitosan
Marine ship diasters
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
931
193
0.207
* Total Citation Counts Rankings
World Rank
701,192
Country Rank
495
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Sunethra Gunasena](/user/assets/images/profile/no-profile-photo.png)
Medical Virology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
936
434
0.464
* Total Citation Counts Rankings
World Rank
703,111
Country Rank
497
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![De Silva Pv](https://cdn.adscientificindex.com/pictures/4d/432212.jpg)
Public Health
Occupational Health
Injuries
Pain
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
930
484
0.520
* Total Citation Counts Rankings
World Rank
717,723
Country Rank
522
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Rohan Rajapakse](https://cdn.adscientificindex.com/pictures/61/523046.jpg)
Entomology and Plant Protection
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
886
270
0.305
* Total Citation Counts Rankings
World Rank
725,903
Country Rank
537
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Janaka Lenora](https://cdn.adscientificindex.com/pictures/71/354678.jpg)
Musculoskeletal Research
Bone Turnover Markers
Fracture
Quality of life
Menopause
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
874
468
0.535
* Total Citation Counts Rankings
World Rank
748,430
Country Rank
558
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Gamini Senanayake](https://cdn.adscientificindex.com/pictures/fe/357718.jpg)
Biology
Agriculture
Environment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
800
507
0.634
* Total Citation Counts Rankings
World Rank
753,639
Country Rank
569
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Ramaithreepala](https://cdn.adscientificindex.com/pictures/4f/364474.jpg)
environmental science
photochemistry
geochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
789
156
0.198
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
887
![Sri Lanka](/flags/lk.png)
2
![](https://cdn.adscientificindex.com/logos/11325.jpg)
1
N Wickramage
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
187,116
93,828
0.501
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
5,230
![Sri Lanka](/flags/lk.png)
3
![](https://cdn.adscientificindex.com/logos/11325.jpg)
2
Wgd Dharmaratna|Welathantri G D Dharmaratna, Welathantri Dharmaratna, W Dharmaratna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,358
34,942
0.476
![](https://cdn.adscientificindex.com/logos/11325.jpg)
High Energy Physics
Condensed Matter Physics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
85,059
![Sri Lanka](/flags/lk.png)
21
![](https://cdn.adscientificindex.com/logos/11325.jpg)
3
Nimantha Perera
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,075
11,015
0.995
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
287,716
![Sri Lanka](/flags/lk.png)
113
![](https://cdn.adscientificindex.com/logos/11325.jpg)
4
Lp Jayatissa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,416
1,622
0.475
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Plant Ecology
Plant physiology
Environmental Science
Ecotoxicology
Plant Science
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
337,592
![Sri Lanka](/flags/lk.png)
142
![](https://cdn.adscientificindex.com/logos/11325.jpg)
5
P Mangala CS De Silva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,828
2,068
0.731
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
378,350
![Sri Lanka](/flags/lk.png)
167
![](https://cdn.adscientificindex.com/logos/11325.jpg)
6
Disna Ratnasekera
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,490
1,963
0.788
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Plant stress physiology
Evolutionary Biology
Conservation Biology
Plant derived Natural Products
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
405,190
![Sri Lanka](/flags/lk.png)
190
![](https://cdn.adscientificindex.com/logos/11325.jpg)
7
Dushan Kumarathunge
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,178
2,140
0.983
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Ecosystem modelling
Tree Ecophysiology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
478,132
![Sri Lanka](/flags/lk.png)
247
![](https://cdn.adscientificindex.com/logos/11325.jpg)
8
Tushara Chaminda|GGT Chaminda, GG Tushara Chaminda
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,781
1,644
0.923
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Emerging Contaminants
Heavy Metals
PPCPs
Antibiotic Resistance
Virus Indicators in Urban Waters
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
521,522
![Sri Lanka](/flags/lk.png)
292
![](https://cdn.adscientificindex.com/logos/11325.jpg)
9
Thilak Weerarathna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,544
884
0.573
![](https://cdn.adscientificindex.com/logos/11325.jpg)
General Medicne
Diabetes and Endocrinology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
532,382
![Sri Lanka](/flags/lk.png)
297
![](https://cdn.adscientificindex.com/logos/11325.jpg)
10
Kkiu Arunakumara
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,490
847
0.568
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Microalage
Toxic metals
Medicinal plants
Crop Science
Wood Engineering
![Adscientificindex](/assets/images/banner_logo.png)
Click for INSTITUTIONAL BULK REGISTRATION and PREMIUM MEMBERSHIP advantages
![Adscientificindex](/assets/images/banner_click.png)
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
534,370
![Sri Lanka](/flags/lk.png)
300
![](https://cdn.adscientificindex.com/logos/11325.jpg)
11
Jayasinghe Guttila Yugantha
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,513
1,084
0.716
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Environmental science
waste management
climate change
Green infrastructure
disaster management
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
537,424
![Sri Lanka](/flags/lk.png)
303
![](https://cdn.adscientificindex.com/logos/11325.jpg)
12
Epschandana
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,448
990
0.684
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
584,794
![Sri Lanka](/flags/lk.png)
349
![](https://cdn.adscientificindex.com/logos/11325.jpg)
13
BCwalpola
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,288
822
0.638
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
649,549
![Sri Lanka](/flags/lk.png)
418
![](https://cdn.adscientificindex.com/logos/11325.jpg)
14
K Masakorala
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,053
611
0.580
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Environmental toxicology
Phytoremediation
Environmental Biotechnology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
654,759
![Sri Lanka](/flags/lk.png)
424
![](https://cdn.adscientificindex.com/logos/11325.jpg)
15
Gayani Alwis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,038
574
0.553
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
667,374
![Sri Lanka](/flags/lk.png)
438
![](https://cdn.adscientificindex.com/logos/11325.jpg)
16
Kamani Jayatilaka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,002
608
0.607
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
681,954
![Sri Lanka](/flags/lk.png)
466
![](https://cdn.adscientificindex.com/logos/11325.jpg)
17
Subashi De Silva Ghmj
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
962
728
0.757
![](https://cdn.adscientificindex.com/logos/11325.jpg)
structural dynamics
human response to vibration
waste materials
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
693,883
![Sri Lanka](/flags/lk.png)
484
![](https://cdn.adscientificindex.com/logos/11325.jpg)
18
Ajith Nagahawatte
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
931
658
0.707
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
699,697
![Sri Lanka](/flags/lk.png)
490
![](https://cdn.adscientificindex.com/logos/11325.jpg)
19
P Ruchira T Cumaranatunga
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
931
193
0.207
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Salmo
Anguilla
Ostreopsis ovata
Chitosan
Marine ship diasters
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
701,192
![Sri Lanka](/flags/lk.png)
495
![](https://cdn.adscientificindex.com/logos/11325.jpg)
20
Sunethra Gunasena
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
936
434
0.464
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
703,111
![Sri Lanka](/flags/lk.png)
497
![](https://cdn.adscientificindex.com/logos/11325.jpg)
21
De Silva Pv
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
930
484
0.520
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Public Health
Occupational Health
Injuries
Pain
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
717,723
![Sri Lanka](/flags/lk.png)
522
![](https://cdn.adscientificindex.com/logos/11325.jpg)
22
Rohan Rajapakse
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
886
270
0.305
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
725,903
![Sri Lanka](/flags/lk.png)
537
![](https://cdn.adscientificindex.com/logos/11325.jpg)
23
Janaka Lenora
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
874
468
0.535
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Musculoskeletal Research
Bone Turnover Markers
Fracture
Quality of life
Menopause
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
748,430
![Sri Lanka](/flags/lk.png)
558
![](https://cdn.adscientificindex.com/logos/11325.jpg)
24
Gamini Senanayake
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
800
507
0.634
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
753,639
![Sri Lanka](/flags/lk.png)
569
![](https://cdn.adscientificindex.com/logos/11325.jpg)
25
Ramaithreepala
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
789
156
0.198
![](https://cdn.adscientificindex.com/logos/11325.jpg)
environmental science
photochemistry
geochemistry