World

i10 Productivity
Rankings

University of Colombo Scientists i10 Productivity Rankings 2024

Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index)  and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)

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Total 635 scientist
Upul Sonnadara
Upul Sonnadara i
University of Colombo
University of Colombo
Sri Lanka
Natural Sciences / Physics
Particle Physics
Computational Science
Atmospheric Sciences
i10 Productivity Rankings
University / Institution:
# 1
Country:
# 3
Region:
# 2,280
World:
# 12,112
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
Citation
Total:
19,242
Last 6 Year:
15,813
Last 6 Year/Total:
0.822
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
i10 Productivity Rankings
University / Institution:
# 23
Country:
# 9,186
Region:
# 10,334
World:
# 27,393
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
Citation
Total:
67,681
Last 6 Year:
26,653
Last 6 Year/Total:
0.394
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
i10 Productivity Rankings
University / Institution:
# 2
Country:
# 7
Region:
# 5,692
World:
# 30,997
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
Citation
Total:
13,995
Last 6 Year:
10,720
Last 6 Year/Total:
0.766
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
i10 Productivity Rankings
University / Institution:
# 3
Country:
# 14
Region:
# 11,262
World:
# 62,249
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
Citation
Total:
6,379
Last 6 Year:
2,248
Last 6 Year/Total:
0.352
John Colombo
John Colombo
University of Kansas
University of Kansas
United States
Social Sciences / Psychology
Developmental cognitive neuroscience
i10 Productivity Rankings
University / Institution:
# 81
Country:
# 23,243
Region:
# 26,437
World:
# 73,297
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
Citation
Total:
13,571
Last 6 Year:
4,784
Last 6 Year/Total:
0.353
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
i10 Productivity Rankings
University / Institution:
# 4
Country:
# 33
Region:
# 21,775
World:
# 118,465
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
Citation
Total:
5,242
Last 6 Year:
2,135
Last 6 Year/Total:
0.407
Senaka Rajapakse
Senaka Rajapakse
University of Colombo
University of Colombo
Sri Lanka
Others
acute medicine
critical care
tropical medicine
i10 Productivity Rankings
University / Institution:
# 5
Country:
# 36
Region:
# 22,787
World:
# 123,897
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
Citation
Total:
6,277
Last 6 Year:
3,466
Last 6 Year/Total:
0.552
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
i10 Productivity Rankings
University / Institution:
# 6
Country:
# 37
Region:
# 24,346
World:
# 131,929
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
Citation
Total:
9,821
Last 6 Year:
5,680
Last 6 Year/Total:
0.578
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
i10 Productivity Rankings
University / Institution:
# 7
Country:
# 38
Region:
# 24,646
World:
# 133,651
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
Citation
Total:
20,024
Last 6 Year:
18,102
Last 6 Year/Total:
0.904
Priyanga Ranasinghe
Priyanga Ranasinghe i
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Pharmacology
Clinical Pharmacology
Hypertension
Non-Communicable Diseases
i10 Productivity Rankings
University / Institution:
# 8
Country:
# 42
Region:
# 26,110
World:
# 140,914
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
Citation
Total:
23,200
Last 6 Year:
20,830
Last 6 Year/Total:
0.898
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Umesh Jayarajah
Umesh Jayarajah i
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / General Surgery
Surgery
Cancer
Epidemiology
i10 Productivity Rankings
University / Institution:
# 9
Country:
# 47
Region:
# 28,975
World:
# 155,626
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
Citation
Total:
6,353
Last 6 Year:
6,265
Last 6 Year/Total:
0.986
Vajira Hw Dissanayake
Vajira Hw Dissanayake
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Medical Genetics
Genetics and Genomics
Biomedical and Health Informatics
Bioethics
i10 Productivity Rankings
University / Institution:
# 10
Country:
# 49
Region:
# 29,330
World:
# 157,239
i10 Index
Total:
78
Last 6 Year:
51
Last 6 Year/Total:
0.654
H-Index
Total:
24
Last 6 Year:
19
Last 6 Year/Total:
0.792
Citation
Total:
2,773
Last 6 Year:
1,930
Last 6 Year/Total:
0.696
Saroj Jayasinghe
Saroj Jayasinghe
University of Colombo
University of Colombo
Sri Lanka
Others
clinical reasoning
complexity science
health equity
social determinants of health
i10 Productivity Rankings
University / Institution:
# 11
Country:
# 56
Region:
# 31,642
World:
# 168,827
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
Citation
Total:
3,969
Last 6 Year:
2,333
Last 6 Year/Total:
0.588
Shaman Rajindrajith
Shaman Rajindrajith
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Pediatrics and Child Health
Pediatrics
Gastroenterology
Medicine
i10 Productivity Rankings
University / Institution:
# 12
Country:
# 59
Region:
# 32,020
World:
# 170,669
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
Citation
Total:
4,721
Last 6 Year:
2,801
Last 6 Year/Total:
0.593
Ravi Wijesundera
Ravi Wijesundera
University of Colombo
University of Colombo
Sri Lanka
Agriculture & Forestry / Plant Science
Plant Pathology
Mycology
Natural Products
Post Harvest Biology
i10 Productivity Rankings
University / Institution:
# 13
Country:
# 61
Region:
# 32,999
World:
# 175,742
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
Citation
Total:
5,872
Last 6 Year:
3,342
Last 6 Year/Total:
0.569
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
i10 Productivity Rankings
University / Institution:
# 14
Country:
# 62
Region:
# 33,349
World:
# 177,320
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
Citation
Total:
4,031
Last 6 Year:
2,811
Last 6 Year/Total:
0.697
Michael Colombo
Michael Colombo
University of Otago
University of Otago
New Zealand
Social Sciences / Psychology
Neuroscience
comparative animal cognition
i10 Productivity Rankings
University / Institution:
# 190
Country:
# 984
Region:
# 9,318
World:
# 178,751
i10 Index
Total:
71
Last 6 Year:
41
Last 6 Year/Total:
0.577
H-Index
Total:
38
Last 6 Year:
20
Last 6 Year/Total:
0.526
Citation
Total:
5,204
Last 6 Year:
1,413
Last 6 Year/Total:
0.272
E Dilip De Silva
E Dilip De Silva
University of Colombo
University of Colombo
Sri Lanka
Natural Sciences / Chemical Sciences
Marine Natural Products
Isolation of biologically active compounds from endophytic fungi
i10 Productivity Rankings
University / Institution:
# 15
Country:
# 67
Region:
# 38,721
World:
# 203,904
i10 Index
Total:
64
Last 6 Year:
41
Last 6 Year/Total:
0.641
H-Index
Total:
29
Last 6 Year:
18
Last 6 Year/Total:
0.621
Citation
Total:
3,711
Last 6 Year:
1,233
Last 6 Year/Total:
0.332
Carukshi Arambepola
Carukshi Arambepola
University of Colombo
University of Colombo
Sri Lanka
Others
Non communicable disease epidemiology and prevention
i10 Productivity Rankings
University / Institution:
# 16
Country:
# 72
Region:
# 40,100
World:
# 210,646
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
Citation
Total:
6,123
Last 6 Year:
3,867
Last 6 Year/Total:
0.632
Shiroma Handunnetti
Shiroma Handunnetti
University of Colombo
University of Colombo
Sri Lanka
Natural Sciences / Molecular Biology & Genetics
Immunology
Cell Biology
Bioactivities of Medicinal plants
Infectious diseases and Vaccinology
i10 Productivity Rankings
University / Institution:
# 17
Country:
# 75
Region:
# 41,361
World:
# 216,714
i10 Index
Total:
61
Last 6 Year:
38
Last 6 Year/Total:
0.623
H-Index
Total:
32
Last 6 Year:
19
Last 6 Year/Total:
0.594
Citation
Total:
3,324
Last 6 Year:
1,138
Last 6 Year/Total:
0.342
Kamani Tennekoon
Kamani Tennekoon
University of Colombo
University of Colombo
Sri Lanka
Natural Sciences / Biological Science
i10 Productivity Rankings
University / Institution:
# 18
Country:
# 76
Region:
# 41,389
World:
# 216,860
i10 Index
Total:
61
Last 6 Year:
37
Last 6 Year/Total:
0.607
H-Index
Total:
25
Last 6 Year:
18
Last 6 Year/Total:
0.720
Citation
Total:
2,754
Last 6 Year:
1,831
Last 6 Year/Total:
0.665
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
i10 Productivity Rankings
University / Institution:
# 19
Country:
# 77
Region:
# 41,839
World:
# 219,006
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
Citation
Total:
4,716
Last 6 Year:
2,577
Last 6 Year/Total:
0.546
Deepika Fernando
Deepika Fernando
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Parasitology
Infectious diseases
i10 Productivity Rankings
University / Institution:
# 20
Country:
# 80
Region:
# 43,161
World:
# 225,178
i10 Index
Total:
59
Last 6 Year:
42
Last 6 Year/Total:
0.712
H-Index
Total:
31
Last 6 Year:
21
Last 6 Year/Total:
0.677
Citation
Total:
3,172
Last 6 Year:
1,435
Last 6 Year/Total:
0.452
Preethi Vidya Udagama
Preethi Vidya Udagama
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Immunology
immunology
medical biotechnology
stem cell research
malaria immunoepidemiology
cytokines in NIDS
i10 Productivity Rankings
University / Institution:
# 21
Country:
# 93
Region:
# 49,690
World:
# 256,712
i10 Index
Total:
53
Last 6 Year:
30
Last 6 Year/Total:
0.566
H-Index
Total:
31
Last 6 Year:
17
Last 6 Year/Total:
0.548
Citation
Total:
2,278
Last 6 Year:
1,137
Last 6 Year/Total:
0.499
Dharmabandhu N Samarasekera|Dharmabandhu N Samarasekera, Nandadeva Samarasekera
Dharmabandhu N Samarasekera|Dharmabandhu N Samarasekera, Nandadeva Samarasekera
University of Colombo
University of Colombo
Sri Lanka
Medical and Health Sciences / Surgery
i10 Productivity Rankings
University / Institution:
# 22
Country:
# 100
Region:
# 53,193
World:
# 273,241
i10 Index
Total:
50
Last 6 Year:
36
Last 6 Year/Total:
0.720
H-Index
Total:
24
Last 6 Year:
19
Last 6 Year/Total:
0.792
Citation
Total:
2,724
Last 6 Year:
1,893
Last 6 Year/Total:
0.695
AD Scientific Index - World Scientists i10 Productivity Rankings - 2024 i10 INDEX H INDEX CITATION
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 2,280 12,112
Upul SonnadaraUpul Sonnadara i
Sri Lanka Sri Lanka University of Colombo University of Colombo Natural Sciences / Physics

Particle Physics | Computational Science | Atmospheric Sciences |

306 246 0.804 69 66 0.957 19,242 15,813 0.822
23 9,186 10,334 27,393
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 |

214 102 0.477 80 46 0.575 67,681 26,653 0.394
2 7 5,692 30,997
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 |

201 183 0.910 64 59 0.922 13,995 10,720 0.766
3 14 11,262 62,249
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 |

141 60 0.426 41 23 0.561 6,379 2,248 0.352
81 23,243 26,437 73,297
John ColomboJohn Colombo
United States United States University of Kansas University of Kansas Social Sciences / Psychology

Developmental cognitive neuroscience |

128 83 0.648 59 33 0.559 13,571 4,784 0.353
4 33 21,775 118,465
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 |

95 67 0.705 37 26 0.703 5,242 2,135 0.407
5 36 22,787 123,897
Senaka RajapakseSenaka Rajapakse
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

acute medicine | critical care | tropical medicine |

92 72 0.783 43 33 0.767 6,277 3,466 0.552
6 37 24,346 131,929
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 |

88 75 0.852 44 38 0.864 9,821 5,680 0.578
7 38 24,646 133,651
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 |

87 86 0.989 50 47 0.940 20,024 18,102 0.904
8 42 26,110 140,914
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 |

84 76 0.905 50 44 0.880 23,200 20,830 0.898
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9 47 28,975 155,626
Umesh JayarajahUmesh Jayarajah i
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / General Surgery

Surgery | Cancer | Epidemiology |

78 77 0.987 35 33 0.943 6,353 6,265 0.986
10 49 29,330 157,239
Vajira Hw DissanayakeVajira Hw Dissanayake
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Medical Genetics

Genetics and Genomics | Biomedical and Health Informatics | Bioethics |

78 51 0.654 24 19 0.792 2,773 1,930 0.696
11 56 31,642 168,827
Saroj JayasingheSaroj Jayasinghe
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

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

74 48 0.649 32 22 0.688 3,969 2,333 0.588
12 59 32,020 170,669
Shaman RajindrajithShaman Rajindrajith
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Pediatrics and Child Health

Pediatrics | Gastroenterology | Medicine |

73 64 0.877 40 32 0.800 4,721 2,801 0.593
13 61 32,999 175,742
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 |

72 37 0.514 29 18 0.621 5,872 3,342 0.569
14 62 33,349 177,320
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 |

71 60 0.845 37 33 0.892 4,031 2,811 0.697
190 984 9,318 178,751
Michael ColomboMichael Colombo
New Zealand New Zealand University of Otago University of Otago Social Sciences / Psychology

Neuroscience | comparative animal cognition |

71 41 0.577 38 20 0.526 5,204 1,413 0.272
15 67 38,721 203,904
E Dilip De SilvaE Dilip De Silva
Sri Lanka Sri Lanka University of Colombo University of Colombo Natural Sciences / Chemical Sciences

Marine Natural Products | Isolation of biologically active compounds from endophytic fungi |

64 41 0.641 29 18 0.621 3,711 1,233 0.332
16 72 40,100 210,646
Carukshi ArambepolaCarukshi Arambepola
Sri Lanka Sri Lanka University of Colombo University of Colombo Others

Non communicable disease epidemiology and prevention |

62 53 0.855 29 24 0.828 6,123 3,867 0.632
17 75 41,361 216,714
Shiroma HandunnettiShiroma Handunnetti
Sri Lanka Sri Lanka University of Colombo University of Colombo Natural Sciences / Molecular Biology & Genetics

Immunology | Cell Biology | Bioactivities of Medicinal plants | Infectious diseases and Vaccinology |

61 38 0.623 32 19 0.594 3,324 1,138 0.342
18 76 41,389 216,860
Kamani TennekoonKamani Tennekoon
Sri Lanka Sri Lanka University of Colombo University of Colombo Natural Sciences / Biological Science

61 37 0.607 25 18 0.720 2,754 1,831 0.665
19 77 41,839 219,006
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 |

60 54 0.900 32 28 0.875 4,716 2,577 0.546
20 80 43,161 225,178
Deepika FernandoDeepika Fernando
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Parasitology

Infectious diseases |

59 42 0.712 31 21 0.677 3,172 1,435 0.452
21 93 49,690 256,712
Preethi Vidya UdagamaPreethi Vidya Udagama
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Immunology

immunology | medical biotechnology | stem cell research | malaria immunoepidemiology | cytokines in NIDS |

53 30 0.566 31 17 0.548 2,278 1,137 0.499
22 100 53,193 273,241
Dharmabandhu N Samarasekera|Dharmabandhu N Samarasekera, Nandadeva SamarasekeraDharmabandhu N Samarasekera|Dharmabandhu N Samarasekera, Nandadeva Samarasekera
Sri Lanka Sri Lanka University of Colombo University of Colombo Medical and Health Sciences / Surgery

50 36 0.720 24 19 0.792 2,724 1,893 0.695