1. Industrial Physics Division, BCSIR Dhaka Laboratories, Bangladesh Council of Scientific and Industrial Research (BCSIR), Dhaka-1205, Bangladesh
2. Fibre and Polymer Research Division, BCSIR Dhaka Laboratories, Dhaka-1205, Bangladesh
3. Institute of National Analytical Research and Service (INARS), BCSIR, Dhaka, Bangladesh
4. Department of Chemistry, University of Dhaka, Dhaka-1000, Bangladesh
5. Bangladesh Council of Scientific and Industrial Research (BCSIR), Dhaka-1205, Bangladesh