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Highly Cited Researchers

University of Colombo Scientists Citation Rankings (Sort by last 6 years Citation Index) 2024

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)

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Total 635 scientist
Achala Jayatilleke
Achala Jayatilleke i
University of Colombo
University of Colombo
Sri Lanka
Others
Digital Health
Health Information Systems
NCDs
Injury & Violence Prevention
Citation Rankings
University / Institution:
# 1
Country:
# 3
Region:
# 256
World:
# 2,059
Citation
Total:
67,239
Last 6 Year:
58,641
Last 6 Year/Total:
0.872
i10 Index
Total:
44
Last 6 Year:
43
Last 6 Year/Total:
0.977
H-Index
Total:
38
Last 6 Year:
34
Last 6 Year/Total:
0.895
Luigi Colombo
Luigi Colombo
University of Texas Dallas
University of Texas Dallas
United States
Engineering & Technology / Metallurgical & Materials Engineering
Graphene
devices
2D materials
materials science
Citation Rankings
University / Institution:
# 1
Country:
# 2,999
Region:
# 3,257
World:
# 7,377
Citation
Total:
67,681
Last 6 Year:
26,653
Last 6 Year/Total:
0.394
i10 Index
Total:
214
Last 6 Year:
102
Last 6 Year/Total:
0.477
H-Index
Total:
80
Last 6 Year:
46
Last 6 Year/Total:
0.575
Priyanga Ranasinghe
Priyanga Ranasinghe i
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Pharmacology
Clinical Pharmacology
Hypertension
Non-Communicable Diseases
Citation Rankings
University / Institution:
# 2
Country:
# 7
Region:
# 1,547
World:
# 10,834
Citation
Total:
23,200
Last 6 Year:
20,830
Last 6 Year/Total:
0.898
i10 Index
Total:
84
Last 6 Year:
76
Last 6 Year/Total:
0.905
H-Index
Total:
50
Last 6 Year:
44
Last 6 Year/Total:
0.880
Ranil Jayawardena
Ranil Jayawardena i
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Nutrition and Dietetics
Nutrition
Obesity
Non-communicable Diseases
Citation Rankings
University / Institution:
# 3
Country:
# 8
Region:
# 1,936
World:
# 13,338
Citation
Total:
20,024
Last 6 Year:
18,102
Last 6 Year/Total:
0.904
i10 Index
Total:
87
Last 6 Year:
86
Last 6 Year/Total:
0.989
H-Index
Total:
50
Last 6 Year:
47
Last 6 Year/Total:
0.940
Upul Sonnadara
Upul Sonnadara i
University of Colombo
University of Colombo
Sri Lanka
Natural Sciences / Physics
Particle Physics
Computational Science
Atmospheric Sciences
Citation Rankings
University / Institution:
# 4
Country:
# 9
Region:
# 2,442
World:
# 16,399
Citation
Total:
19,242
Last 6 Year:
15,813
Last 6 Year/Total:
0.822
i10 Index
Total:
306
Last 6 Year:
246
Last 6 Year/Total:
0.804
H-Index
Total:
69
Last 6 Year:
66
Last 6 Year/Total:
0.957
Malagalage Kithsiri Jayananda
Malagalage Kithsiri Jayananda i
University of Colombo
University of Colombo
Sri Lanka
Natural Sciences / Physics
Relativistic Heavy Ion Physics
Particle Physics
Instrumentation
Chaos
Citation Rankings
University / Institution:
# 5
Country:
# 10
Region:
# 4,641
World:
# 29,560
Citation
Total:
13,995
Last 6 Year:
10,720
Last 6 Year/Total:
0.766
i10 Index
Total:
201
Last 6 Year:
183
Last 6 Year/Total:
0.910
H-Index
Total:
64
Last 6 Year:
59
Last 6 Year/Total:
0.922
Chathuranga Ranasinghe
Chathuranga Ranasinghe
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Sports Medicine
Sports Medicine
Clinical Exercise Physiology
Non Communicable Diseases
Citation Rankings
University / Institution:
# 6
Country:
# 18
Region:
# 7,533
World:
# 46,633
Citation
Total:
8,155
Last 6 Year:
7,864
Last 6 Year/Total:
0.964
i10 Index
Total:
15
Last 6 Year:
15
Last 6 Year/Total:
1.000
H-Index
Total:
14
Last 6 Year:
14
Last 6 Year/Total:
1.000
Umesh Jayarajah
Umesh Jayarajah i
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / General Surgery
Surgery
Cancer
Epidemiology
Citation Rankings
University / Institution:
# 7
Country:
# 23
Region:
# 10,712
World:
# 64,089
Citation
Total:
6,353
Last 6 Year:
6,265
Last 6 Year/Total:
0.986
i10 Index
Total:
78
Last 6 Year:
77
Last 6 Year/Total:
0.987
H-Index
Total:
35
Last 6 Year:
33
Last 6 Year/Total:
0.943
Prasad Katulanda
Prasad Katulanda
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Endocrinology and Metabolism
Diabetes
Endocrinology and Non-Communicable Diseases
Epidemiology
Citation Rankings
University / Institution:
# 8
Country:
# 25
Region:
# 12,356
World:
# 72,876
Citation
Total:
9,821
Last 6 Year:
5,680
Last 6 Year/Total:
0.578
i10 Index
Total:
88
Last 6 Year:
75
Last 6 Year/Total:
0.852
H-Index
Total:
44
Last 6 Year:
38
Last 6 Year/Total:
0.864
John Colombo
John Colombo
University of Kansas
University of Kansas
United States
Social Sciences / Psychology
Developmental cognitive neuroscience
Citation Rankings
University / Institution:
# 78
Country:
# 33,344
Region:
# 36,995
World:
# 90,798
Citation
Total:
13,571
Last 6 Year:
4,784
Last 6 Year/Total:
0.353
i10 Index
Total:
128
Last 6 Year:
83
Last 6 Year/Total:
0.648
H-Index
Total:
59
Last 6 Year:
33
Last 6 Year/Total:
0.559
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Carukshi Arambepola
Carukshi Arambepola
University of Colombo
University of Colombo
Sri Lanka
Others
Non communicable disease epidemiology and prevention
Citation Rankings
University / Institution:
# 9
Country:
# 40
Region:
# 20,937
World:
# 118,210
Citation
Total:
6,123
Last 6 Year:
3,867
Last 6 Year/Total:
0.632
i10 Index
Total:
62
Last 6 Year:
53
Last 6 Year/Total:
0.855
H-Index
Total:
29
Last 6 Year:
24
Last 6 Year/Total:
0.828
Chandrika Wijeyaratne
Chandrika Wijeyaratne
University of Colombo
University of Colombo
Sri Lanka
Others
Women's Health
GDM
PCOS
Metabolic syndrome
Citation Rankings
University / Institution:
# 10
Country:
# 42
Region:
# 21,311
World:
# 120,050
Citation
Total:
6,810
Last 6 Year:
3,816
Last 6 Year/Total:
0.560
i10 Index
Total:
49
Last 6 Year:
41
Last 6 Year/Total:
0.837
H-Index
Total:
31
Last 6 Year:
25
Last 6 Year/Total:
0.806
Senaka Rajapakse
Senaka Rajapakse
University of Colombo
University of Colombo
Sri Lanka
Others
acute medicine
critical care
tropical medicine
Citation Rankings
University / Institution:
# 11
Country:
# 47
Region:
# 24,213
World:
# 134,562
Citation
Total:
6,277
Last 6 Year:
3,466
Last 6 Year/Total:
0.552
i10 Index
Total:
92
Last 6 Year:
72
Last 6 Year/Total:
0.783
H-Index
Total:
43
Last 6 Year:
33
Last 6 Year/Total:
0.767
Ravi Wijesundera
Ravi Wijesundera
University of Colombo
University of Colombo
Sri Lanka
Agriculture & Forestry / Plant Science
Plant Pathology
Mycology
Natural Products
Post Harvest Biology
Citation Rankings
University / Institution:
# 12
Country:
# 48
Region:
# 25,355
World:
# 140,439
Citation
Total:
5,872
Last 6 Year:
3,342
Last 6 Year/Total:
0.569
i10 Index
Total:
72
Last 6 Year:
37
Last 6 Year/Total:
0.514
H-Index
Total:
29
Last 6 Year:
18
Last 6 Year/Total:
0.621
KM Nalin De Silva
KM Nalin De Silva
University of Colombo
University of Colombo
Sri Lanka
Engineering & Technology / Nanoscience and Nanotechnology
Physical Chemistry and Advanced Materials
Citation Rankings
University / Institution:
# 13
Country:
# 63
Region:
# 31,507
World:
# 170,944
Citation
Total:
4,031
Last 6 Year:
2,811
Last 6 Year/Total:
0.697
i10 Index
Total:
71
Last 6 Year:
60
Last 6 Year/Total:
0.845
H-Index
Total:
37
Last 6 Year:
33
Last 6 Year/Total:
0.892
Shaman Rajindrajith
Shaman Rajindrajith
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Pediatrics and Child Health
Pediatrics
Gastroenterology
Medicine
Citation Rankings
University / Institution:
# 14
Country:
# 64
Region:
# 31,660
World:
# 171,656
Citation
Total:
4,721
Last 6 Year:
2,801
Last 6 Year/Total:
0.593
i10 Index
Total:
73
Last 6 Year:
64
Last 6 Year/Total:
0.877
H-Index
Total:
40
Last 6 Year:
32
Last 6 Year/Total:
0.800
Gdn Perera
Gdn Perera
University of Colombo
University of Colombo
Sri Lanka
Natural Sciences / Physics
Nuclear Physics
Particle Physics
High energy Physics
Quantum Field Theory
Citation Rankings
University / Institution:
# 15
Country:
# 74
Region:
# 35,123
World:
# 188,262
Citation
Total:
4,716
Last 6 Year:
2,577
Last 6 Year/Total:
0.546
i10 Index
Total:
60
Last 6 Year:
54
Last 6 Year/Total:
0.900
H-Index
Total:
32
Last 6 Year:
28
Last 6 Year/Total:
0.875
Shalini Sri Ranganathan
Shalini Sri Ranganathan
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Essential medicines
antibacterial agents
Pharmacovigilance
access to medicines
medicines for children
Citation Rankings
University / Institution:
# 16
Country:
# 76
Region:
# 36,707
World:
# 195,964
Citation
Total:
3,284
Last 6 Year:
2,482
Last 6 Year/Total:
0.756
i10 Index
Total:
34
Last 6 Year:
27
Last 6 Year/Total:
0.794
H-Index
Total:
20
Last 6 Year:
16
Last 6 Year/Total:
0.800
Godwin Constantine
Godwin Constantine
University of Colombo
University of Colombo
Sri Lanka
Others
Citation Rankings
University / Institution:
# 17
Country:
# 78
Region:
# 37,524
World:
# 200,044
Citation
Total:
4,280
Last 6 Year:
2,435
Last 6 Year/Total:
0.569
i10 Index
Total:
43
Last 6 Year:
36
Last 6 Year/Total:
0.837
H-Index
Total:
24
Last 6 Year:
22
Last 6 Year/Total:
0.917
Yasith Mathangasinghe
Yasith Mathangasinghe
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Anatomy
Clinical Anatomy
Cell Biology
Neurosciences
Citation Rankings
University / Institution:
# 18
Country:
# 81
Region:
# 38,681
World:
# 205,671
Citation
Total:
2,488
Last 6 Year:
2,372
Last 6 Year/Total:
0.953
i10 Index
Total:
15
Last 6 Year:
15
Last 6 Year/Total:
1.000
H-Index
Total:
12
Last 6 Year:
12
Last 6 Year/Total:
1.000
Saroj Jayasinghe
Saroj Jayasinghe
University of Colombo
University of Colombo
Sri Lanka
Others
clinical reasoning
complexity science
health equity
social determinants of health
Citation Rankings
University / Institution:
# 19
Country:
# 83
Region:
# 39,401
World:
# 209,222
Citation
Total:
3,969
Last 6 Year:
2,333
Last 6 Year/Total:
0.588
i10 Index
Total:
74
Last 6 Year:
48
Last 6 Year/Total:
0.649
H-Index
Total:
32
Last 6 Year:
22
Last 6 Year/Total:
0.688
Gominda Ponnamperuma
Gominda Ponnamperuma
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Medical Education
Medical Education
Citation Rankings
University / Institution:
# 20
Country:
# 89
Region:
# 40,826
World:
# 215,912
Citation
Total:
4,261
Last 6 Year:
2,264
Last 6 Year/Total:
0.531
i10 Index
Total:
33
Last 6 Year:
27
Last 6 Year/Total:
0.818
H-Index
Total:
21
Last 6 Year:
18
Last 6 Year/Total:
0.857
Daya Ratnasooriya
Daya Ratnasooriya
University of Colombo
University of Colombo
Sri Lanka
Natural Sciences / Biological Science
Mammalian Biology
Physiology
Bio activity of natural products
Toxicology
Citation Rankings
University / Institution:
# 21
Country:
# 90
Region:
# 41,184
World:
# 217,545
Citation
Total:
6,379
Last 6 Year:
2,248
Last 6 Year/Total:
0.352
i10 Index
Total:
141
Last 6 Year:
60
Last 6 Year/Total:
0.426
H-Index
Total:
41
Last 6 Year:
23
Last 6 Year/Total:
0.561
Nadira Karunaweera
Nadira Karunaweera
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Parasitology
Malaria
Neglected Tropical Diseases
Leishmaniasis
Soil-transmitted Helminthiasis
Citation Rankings
University / Institution:
# 22
Country:
# 95
Region:
# 43,686
World:
# 229,342
Citation
Total:
5,242
Last 6 Year:
2,135
Last 6 Year/Total:
0.407
i10 Index
Total:
95
Last 6 Year:
67
Last 6 Year/Total:
0.705
H-Index
Total:
37
Last 6 Year:
26
Last 6 Year/Total:
0.703
Upul Senarath
Upul Senarath
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Epidemiology and Public Health
Community Medicine
Public health nutrition
Maternal and child health
Citation Rankings
University / Institution:
# 23
Country:
# 97
Region:
# 44,581
World:
# 233,571
Citation
Total:
3,891
Last 6 Year:
2,097
Last 6 Year/Total:
0.539
i10 Index
Total:
49
Last 6 Year:
45
Last 6 Year/Total:
0.918
H-Index
Total:
34
Last 6 Year:
28
Last 6 Year/Total:
0.824
AD Scientific Index - World Citation Ranking - 2024 CITATION H INDEX i10 INDEX
University Country Region World Name Country University / Institution Subject Total Last 6 Year Last 6 year/total Total Last 6 year Last 6 year/total Total Last 6 year Last 6 year/total
1 3 256 2,059
Achala JayatillekeAchala Jayatilleke i
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

Digital Health | Health Information Systems | NCDs | Injury & Violence Prevention |

67,239 58,641 0.872 38 34 0.895 44 43 0.977
1 2,999 3,257 7,377
Luigi ColomboLuigi Colombo
United States United States University of Texas Dallas University of Texas Dallas Engineering & Technology / Metallurgical & Materials Engineering

Graphene | devices | 2D materials | materials science |

67,681 26,653 0.394 80 46 0.575 214 102 0.477
2 7 1,547 10,834
Priyanga RanasinghePriyanga Ranasinghe i
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Pharmacology

Clinical Pharmacology | Hypertension | Non-Communicable Diseases |

23,200 20,830 0.898 50 44 0.880 84 76 0.905
3 8 1,936 13,338
Ranil JayawardenaRanil Jayawardena i
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Nutrition and Dietetics

Nutrition | Obesity | Non-communicable Diseases |

20,024 18,102 0.904 50 47 0.940 87 86 0.989
4 9 2,442 16,399
Upul SonnadaraUpul Sonnadara i
Sri Lanka Sri Lanka University of Colombo University of Colombo Natural Sciences / Physics

Particle Physics | Computational Science | Atmospheric Sciences |

19,242 15,813 0.822 69 66 0.957 306 246 0.804
5 10 4,641 29,560
Malagalage Kithsiri JayanandaMalagalage Kithsiri Jayananda i
Sri Lanka Sri Lanka University of Colombo University of Colombo Natural Sciences / Physics

Relativistic Heavy Ion Physics | Particle Physics | Instrumentation | Chaos |

13,995 10,720 0.766 64 59 0.922 201 183 0.910
6 18 7,533 46,633
Chathuranga RanasingheChathuranga Ranasinghe
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Sports Medicine

Sports Medicine | Clinical Exercise Physiology | Non Communicable Diseases |

8,155 7,864 0.964 14 14 1.000 15 15 1.000
7 23 10,712 64,089
Umesh JayarajahUmesh Jayarajah i
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / General Surgery

Surgery | Cancer | Epidemiology |

6,353 6,265 0.986 35 33 0.943 78 77 0.987
8 25 12,356 72,876
Prasad KatulandaPrasad Katulanda
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Endocrinology and Metabolism

Diabetes | Endocrinology and Non-Communicable Diseases | Epidemiology |

9,821 5,680 0.578 44 38 0.864 88 75 0.852
78 33,344 36,995 90,798
John ColomboJohn Colombo
United States United States University of Kansas University of Kansas Social Sciences / Psychology

Developmental cognitive neuroscience |

13,571 4,784 0.353 59 33 0.559 128 83 0.648
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9 40 20,937 118,210
Carukshi ArambepolaCarukshi Arambepola
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

Non communicable disease epidemiology and prevention |

6,123 3,867 0.632 29 24 0.828 62 53 0.855
10 42 21,311 120,050
Chandrika WijeyaratneChandrika Wijeyaratne
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

Women's Health | GDM | PCOS | Metabolic syndrome |

6,810 3,816 0.560 31 25 0.806 49 41 0.837
11 47 24,213 134,562
Senaka RajapakseSenaka Rajapakse
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

acute medicine | critical care | tropical medicine |

6,277 3,466 0.552 43 33 0.767 92 72 0.783
12 48 25,355 140,439
Ravi WijesunderaRavi Wijesundera
Sri Lanka Sri Lanka University of Colombo University of Colombo Agriculture & Forestry / Plant Science

Plant Pathology | Mycology | Natural Products | Post Harvest Biology |

5,872 3,342 0.569 29 18 0.621 72 37 0.514
13 63 31,507 170,944
KM Nalin De SilvaKM Nalin De Silva
Sri Lanka Sri Lanka University of Colombo University of Colombo Engineering & Technology / Nanoscience and Nanotechnology

Physical Chemistry and Advanced Materials |

4,031 2,811 0.697 37 33 0.892 71 60 0.845
14 64 31,660 171,656
Shaman RajindrajithShaman Rajindrajith
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Pediatrics and Child Health

Pediatrics | Gastroenterology | Medicine |

4,721 2,801 0.593 40 32 0.800 73 64 0.877
15 74 35,123 188,262
Gdn PereraGdn Perera
Sri Lanka Sri Lanka University of Colombo University of Colombo Natural Sciences / Physics

Nuclear Physics | Particle Physics | High energy Physics | Quantum Field Theory |

4,716 2,577 0.546 32 28 0.875 60 54 0.900
16 76 36,707 195,964
Shalini Sri RanganathanShalini Sri Ranganathan
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences

Essential medicines | antibacterial agents | Pharmacovigilance | access to medicines | medicines for children |

3,284 2,482 0.756 20 16 0.800 34 27 0.794
17 78 37,524 200,044
Godwin ConstantineGodwin Constantine
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

4,280 2,435 0.569 24 22 0.917 43 36 0.837
18 81 38,681 205,671
Yasith MathangasingheYasith Mathangasinghe
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Anatomy

Clinical Anatomy | Cell Biology | Neurosciences |

2,488 2,372 0.953 12 12 1.000 15 15 1.000
19 83 39,401 209,222
Saroj JayasingheSaroj Jayasinghe
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

clinical reasoning | complexity science | health equity | social determinants of health |

3,969 2,333 0.588 32 22 0.688 74 48 0.649
20 89 40,826 215,912
Gominda PonnamperumaGominda Ponnamperuma
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Medical Education

Medical Education |

4,261 2,264 0.531 21 18 0.857 33 27 0.818
21 90 41,184 217,545
Daya RatnasooriyaDaya Ratnasooriya
Sri Lanka Sri Lanka University of Colombo University of Colombo Natural Sciences / Biological Science

Mammalian Biology | Physiology | Bio activity of natural products | Toxicology |

6,379 2,248 0.352 41 23 0.561 141 60 0.426
22 95 43,686 229,342
Nadira KarunaweeraNadira Karunaweera
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Parasitology

Malaria | Neglected Tropical Diseases | Leishmaniasis | Soil-transmitted Helminthiasis |

5,242 2,135 0.407 37 26 0.703 95 67 0.705
23 97 44,581 233,571
Upul SenarathUpul Senarath
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Epidemiology and Public Health

Community Medicine | Public health nutrition | Maternal and child health |

3,891 2,097 0.539 34 28 0.824 49 45 0.918