1. Nanotechnology and Bio-Engineering Research Group, Department of Environmental Science, Atlantic Technological University, ATU Sligo, Ash Lane, Sligo, F91 YW50, Ireland
2. Health and Biomedical (HEAL) Strategic Research Centre, Atlantic Technological University, ATU Sligo, Ash Lane, Sligo, F91 YW50, Ireland
3. Department of Polymer Science and Rubber Technology, Cochin University of Science and Technology, Kerala 682022, India
4. Inter University Centre for Nanomaterials and Devices, Cochin University of Science and Technology, Kerala 682022, India
5. International School of Photonics, Cochin University of Science and Technology, Kerala 682022, India
6. Materials and Manufacturing Research Group, James Watt School of Engineering, University of Glasgow, Glasgow, G12 8QQ, UK