1. Department of Polymer Science and Rubber Technology, Cochin University of Science and Technology, Kerala, 682022, India
2. Department of Applied Chemistry, Cochin University of Science and Technology, Kerala, 682022, India
3. Centre for Excellence in Advanced Materials, Cochin University of Science and Technology, Kerala, 682022, India
4. Inter University Centre for Nanomaterials and Devices (IUCND), Cochin University of Science and Technology, Kerala, 682022, India