Total 2,393,131 scientists, country 221, and institutions 24,448 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 1
Public health
Epidemiology
Tropical Medicine
Health Service Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
110
90
0.818
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 2
Clinical Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
124
84
0.677
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 3
Public Health
Mental Health
Occupational Health
Maternal and Child Health
Global Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
63
0.984
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 4
Medical Parasitology
Infectious Diseases
Medical toxicology
Tropical Diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
44
0.898
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 5
GIS & Remote Sensing
GIScience
Geospatial Analysis
Urban Geography
Land change science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
44
0.917
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 6
Maternal and Child Health
Social Epidemiology
Qualitative Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
39
0.867
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 7
Snakebite
Toxinology
Envenomation
Antivenoms
Parasitology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
32
0.711
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 8
Nephrotoxicity
Clinical medicine
toxicology
Philosophy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 9
Poisoning and injury research
Public health issues
Qualitative research
Community based research
Health promotion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
18
0.692
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 10
Development Economics
Tourism Development
Social Capital
Project management
and Data Analysis in Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
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* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 11
Public Health
Infectious disease
Leptospirosis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
17
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 12
Irrigation and Water Management
Crop and Environmental Modelling
Climate change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 13
Hydrology
Hydrological modelling
Climate Change
Soil and Water Conservation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
13
0.867
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 14
Environmental Microbiology
Molecular Microbiology
Microbial Electrochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 15
Family Medicine
Non-Communicable Diseases
Pharmacology
Toxicology
Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 16
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
13
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 17
Tourism Anthropology
Tourist Gaze
NVivo
Tourism and Reconciliation
Sri Lanka Tourism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 18
Microbiology Immunology Biochemistry Molecular biology Statistics and Alternative Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 19
Emotional intelligence
Psychological capital
work values
work attitudes
job performance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
11
0.733
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 20
Human Anatomy
Medical Genetics
Medical Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 21
Chemistry
Environmental Science
Nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 22
Organometallic Chemistry
Ethylene
Chemical synthesis
Catalysis
Luminescence
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 23
Archaeology and Heritage Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 24
Microbiology
biofertilizer
mycorrhizae
plant physiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection: 25
Irrigation Archaeology
Ancient Hydrology
Field Archaeology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Suneth Buddhika Agampodi|Suneth Buddhika Agampodi, S Agampodi, SB Agampodi
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
110
90
0.818
Public health
Epidemiology
Tropical Medicine
Health Service Research
Sisira Siribaddana
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
124
84
0.677
Nuwan Darshana Wickramasinghe
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
63
0.984
Public Health
Mental Health
Occupational Health
Maternal and Child Health
Global Health
Kosala Weerakoon
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
44
0.898
Medical Parasitology
Infectious Diseases
Medical toxicology
Tropical Diseases
Manjula Ranagalage Jsps
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
44
0.917
GIS & Remote Sensing
GIScience
Geospatial Analysis
Urban Geography
Land change science
Thilini Chanchala Agampodi
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
39
0.867
Maternal and Child Health
Social Epidemiology
Qualitative Research
Anjana Silva
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
32
0.711
Channa Jayasumana
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
Nephrotoxicity
Clinical medicine
toxicology
Philosophy
Lalith Senarathna
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
18
0.692
Poisoning and injury research
Public health issues
Qualitative research
Community based research
Health promotion
Sisira Kumara Naradda Gamage
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
Development Economics
Tourism Development
Social Capital
Project management
and Data Analysis in Economics
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Janith Warnasekara|YPJN Warnasekara, Janith Niwanthaka Warnasekara, Yatigam Pitiyage Janith Niwanthaka Warnasekara
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
17
1.000
Public Health
Infectious disease
Leptospirosis
MHJP Gunarathna
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
Irrigation and Water Management
Crop and Environmental Modelling
Climate change
Nimal Shantha Abeysingha
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
13
0.867
Hydrology
Hydrological modelling
Climate Change
Soil and Water Conservation
Eustace Y Fernando|Eustace Fernando, Warnakulasuriya Eustace Yrosh Fernando
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
Environmental Microbiology
Molecular Microbiology
Microbial Electrochemistry
D Rathish
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
Family Medicine
Non-Communicable Diseases
Pharmacology
Toxicology
Public Health
Kithsiri Senanayake
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
13
1.000
Whms Samarathunga / Manoj Samarathunga
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
Tourism Anthropology
Tourist Gaze
NVivo
Tourism and Reconciliation
Sri Lanka Tourism
JAAS Jayaweera
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
Microbiology Immunology Biochemistry Molecular biology Statistics and Alternative Medicine
UWMR Sampath Kappagoda
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
11
0.733
Emotional intelligence
Psychological capital
work values
work attitudes
job performance
Chamara Sampath Paththinige
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
Human Anatomy
Medical Genetics
Medical Education
Ajith C. Herath
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
Naleen Jayaratna
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
Organometallic Chemistry
Ethylene
Chemical synthesis
Catalysis
Luminescence
BM Anjula Dananjith|Dananjith B.M.A., බී. එම්. ඒ. දනන්ජිත්
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
Neelamanie Yapa|Neelamanie Yapa, P.N.Yapa
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Microbiology
biofertilizer
mycorrhizae
plant physiology
Chandana Rohana Withanachchi
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Irrigation Archaeology
Ancient Hydrology
Field Archaeology