1. Department of Chemistry, University of Sri Jayewardenepura, Nugegoda, Sri Lanka
2. Sri Lanka Institute of Nanotechnology (SLINTEC), Nanotechnology and Science Park, Center for Excellence in Nanotechnology, Mahenwatte, Pitipana, Homagama, Sri Lanka
3. Center for Advanced Materials Research (CAMR), Faculty of Applied Sciences, University of Sri Jayewardenepura, Nugegoda, Sri Lanka