1. Polymer Colloids and Nanomaterials Research Lab, Department of Chemistry, Faculty of Science, University of Rajshahi, Rajshahi 6205, Bangladesh
2. Department of Materials Science and Engineering, Clemson University, Clemson, South Carolina 29634-0971, United States
3. Core Research Facilities, King Fahd University of Petroleum and Minerals, 31261 Dhahran, Saudi Arabia