H-Index
Rankings

Sri Lanka Scientists H-Index Engineering & Technology / Earth Sciences Rankings in Sri Lanka 2025

AD Scientific Index evaluates the academic productivity and efficiency of scientists and institutions based on the H-index, i10 index, and citation counts. In addition to total H-index rankings, you can also explore rankings and analyses by "Scientists Last 6 Years H-index" and by subject.

Total 26 scientist
* Total H Index Rankings
Ranking Based On Selection :1
Rohana Chandrajith
Geology
Geochemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
41
36
0.878
* Total H Index Rankings
Ranking Based On Selection :2
CB Dissanayake
Geochemistry
medical Geology
water quality environment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
25
0.658
* Total H Index Rankings
Ranking Based On Selection :3
HMTGA Pitawala
Geochemistry
Petrology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
28
24
0.857
* Total H Index Rankings
Ranking Based On Selection :4
Sanjeewa PK Malaviarachchi
Petrology
Mineralogy
Geochemistry
Radiogenic Isotopes
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
* Total H Index Rankings
Ranking Based On Selection :5
Amila Sandaruwan Ratnayake
Petroleum Geology
Marine Geology
Paleoclimatology
Sedimentary Geology
Geochemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
21
1.000
* Total H Index Rankings
Ranking Based On Selection :6
Ashani Savinda Ranathunga
Geosequestration of carbon dioxide
Soil stabilisation
waste management
inclusive learning
lifel
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
* Total H Index Rankings
Ranking Based On Selection :7
Atula Senaratne
Geochemistry
Geology
Environment
Geophysics
Seismicity
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
7
0.500
* Total H Index Rankings
Ranking Based On Selection :8
Ranjith Premalal De Silva
Geo-informatics
GIS
Water Resources
Spatial Statistics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
* Total H Index Rankings
Ranking Based On Selection :9
Tilak Hewawasam
Geomorophology
Earth Surface Processes
Sediment Transport
Watershed Hydrology
Chemical Weathering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
* Total H Index Rankings
Ranking Based On Selection :10
Seneviratne HN
geotechnical engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
* Total H Index Rankings
Ranking Based On Selection :11
LRK Perera
Isotope Geology
Mineralogy
Petrology
Structural Geology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
5
0.556
* Total H Index Rankings
Ranking Based On Selection :13
Sankha Widisinghe
geotechnical engineering
Geomechanics
Numerical Modelling
soil arching
slope stability
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
* Total H Index Rankings
Ranking Based On Selection :14
Salman Asif Siddiqui
Geo-spatial
land cover
natural resources
water
agriculture
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
5
0.714
* Total H Index Rankings
Ranking Based On Selection :15
Had Samith Buddika
Sustainable Materials
Earthquake Engineering
Structural Dynamics
Self-Centering Systems
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total H Index Rankings
Ranking Based On Selection :16
Upul Premarathne
Petroleum Geology
Sedimentology
Organic Geochemistry
Basin and Petroleum System Modeling
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
* Total H Index Rankings
Ranking Based On Selection :17
Hiranya Nawarathna
Geotechnical Engineering
Bio-cementation
Genetic Engineering
Mining and Mineral Processing
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total H Index Rankings
Ranking Based On Selection :18
Saman Koswatte
Geospatial Semantics
SDI
VGI and Crowdsorucing
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total H Index Rankings
Ranking Based On Selection :19
Nh Priyankara
Geotechnical Engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total H Index Rankings
Ranking Based On Selection :20
Charitha Udeshani
Hydrogeochemistry
Isotope Geochemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Ranking Based On Selection :21
Nelum Kanthilatha
Geoarchaeology
biological anthropology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Ranking Based On Selection :24
Anuruddhika Jayasinghe
Geotechnical engineering
Geomechanics
Soil mechanics
Gas hydrates
Dams and dam safety
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total H Index Rankings
Rankings
Ranking Based On Selection: 1
Rohana Chandrajith
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
41
36
0.878
* Total H Index Rankings
Rankings
Ranking Based On Selection: 2
CB Dissanayake
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
25
0.658
Geochemistry
medical Geology
water quality environment
* Total H Index Rankings
Rankings
Ranking Based On Selection: 3
HMTGA Pitawala
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
28
24
0.857
* Total H Index Rankings
Rankings
Ranking Based On Selection: 4
Sanjeewa PK Malaviarachchi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
Petrology
Mineralogy
Geochemistry
Radiogenic Isotopes
* Total H Index Rankings
Rankings
Ranking Based On Selection: 5
Amila Sandaruwan Ratnayake
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
21
1.000
Petroleum Geology
Marine Geology
Paleoclimatology
Sedimentary Geology
Geochemistry
* Total H Index Rankings
Rankings
Ranking Based On Selection: 6
Ashani Savinda Ranathunga
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
Geosequestration of carbon dioxide
Soil stabilisation
waste management
inclusive learning
lifel
* Total H Index Rankings
Rankings
Ranking Based On Selection: 7
Atula Senaratne
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
7
0.500
Geochemistry
Geology
Environment
Geophysics
Seismicity
* Total H Index Rankings
Rankings
Ranking Based On Selection: 8
Ranjith Premalal De Silva
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
Geo-informatics
GIS
Water Resources
Spatial Statistics
* Total H Index Rankings
Rankings
Ranking Based On Selection: 9
Tilak Hewawasam
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
Geomorophology
Earth Surface Processes
Sediment Transport
Watershed Hydrology
Chemical Weathering
* Total H Index Rankings
Rankings
Ranking Based On Selection: 10
Seneviratne HN
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
* Total H Index Rankings
Rankings
Ranking Based On Selection: 11
LRK Perera
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
5
0.556
Isotope Geology
Mineralogy
Petrology
Structural Geology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 12
Nayana Madurya Adikaram
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection: 13
Sankha Widisinghe
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
geotechnical engineering
Geomechanics
Numerical Modelling
soil arching
slope stability
* Total H Index Rankings
Rankings
Ranking Based On Selection: 14
Salman Asif Siddiqui
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
5
0.714
Geo-spatial
land cover
natural resources
water
agriculture
* Total H Index Rankings
Rankings
Ranking Based On Selection: 15
Had Samith Buddika
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Sustainable Materials
Earthquake Engineering
Structural Dynamics
Self-Centering Systems
* Total H Index Rankings
Rankings
Ranking Based On Selection: 16
Upul Premarathne
University of Ruhuna Matara and Galle, Sri Lanka Sri Lanka
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
Petroleum Geology
Sedimentology
Organic Geochemistry
Basin and Petroleum System Modeling
* Total H Index Rankings
Rankings
Ranking Based On Selection: 17
Hiranya Nawarathna
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Geotechnical Engineering
Bio-cementation
Genetic Engineering
Mining and Mineral Processing
* Total H Index Rankings
Rankings
Ranking Based On Selection: 18
Saman Koswatte
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection: 19
Nh Priyankara
University of Ruhuna Matara and Galle, Sri Lanka Sri Lanka
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total H Index Rankings
Rankings
Ranking Based On Selection: 20
Charitha Udeshani
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection: 21
Nelum Kanthilatha
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection: 22
TBNS Madugalla|N.S. Madugalla, Nadeesha Madugalla
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection: 23
Hmiprasanna
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection: 24
Anuruddhika Jayasinghe
University of Ruhuna Matara and Galle, Sri Lanka Sri Lanka
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
Geotechnical engineering
Geomechanics
Soil mechanics
Gas hydrates
Dams and dam safety
* Total H Index Rankings
Rankings
Ranking Based On Selection: 25
Bhathiya Athurupana
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000