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)
![Umesh Jayarajah](https://cdn.adscientificindex.com/pictures/f0/529744.jpg)
Surgery
Cancer
Epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
80
0.988
![Mandika Wijeyaratne](https://cdn.adscientificindex.com/pictures/c7/430486.jpg)
Vascular Surgery
Transplantation
Wound Care
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
16
0.667
![Sivasuriya Sivaganesh](https://cdn.adscientificindex.com/pictures/2b/401354.jpg)
HPB Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
![Dulan Irusha Samaraweera](https://cdn.adscientificindex.com/pictures/d6/360999.jpg)
Surgery
Transplant
Research
Laparoscopy
Cardiothoracic surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
![Mim De Zoysa](https://cdn.adscientificindex.com/pictures/05/4501481.jpg)
medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
![Liyanage Sashika Chathuranga](https://cdn.adscientificindex.com/pictures/77/4501395.jpg)
General Surgery
Colorectal Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
![Buddhini Dolapihilla](https://cdn.adscientificindex.com/pictures/0c/5057788.jpg)
General Medicine
Surgery
Microbiology
Parasitology
Pharmacology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![Am Omar Mohamed Ozaal](https://cdn.adscientificindex.com/pictures/91/5057226.jpg)
General Surgery
Urology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Umesh Jayarajah
University of Colombo
Colombo, Sri Lanka
![Sri Lanka](/flags/lk.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
80
0.988
Surgery
Cancer
Epidemiology
Mandika Wijeyaratne
University of Colombo
Colombo, Sri Lanka
![Sri Lanka](/flags/lk.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
16
0.667
Vascular Surgery
Transplantation
Wound Care
Sivasuriya Sivaganesh
University of Colombo
Colombo, Sri Lanka
![Sri Lanka](/flags/lk.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
Dulan Irusha Samaraweera
University of Colombo
Colombo, Sri Lanka
![Sri Lanka](/flags/lk.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Surgery
Transplant
Research
Laparoscopy
Cardiothoracic surgery
Mim De Zoysa
University of Colombo
Colombo, Sri Lanka
![Sri Lanka](/flags/lk.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Liyanage Sashika Chathuranga
University of Colombo
Colombo, Sri Lanka
![Sri Lanka](/flags/lk.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
General Surgery
Colorectal Surgery
Buddhini Dolapihilla
University of Colombo
Colombo, Sri Lanka
![Sri Lanka](/flags/lk.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
General Medicine
Surgery
Microbiology
Parasitology
Pharmacology
Am Omar Mohamed Ozaal
University of Colombo
Colombo, Sri Lanka
![Sri Lanka](/flags/lk.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0