1. Materials Science and Technology Division, CSIR- National Institute for Interdisciplinary Science and Technology (NIIST), Thiruvananthapuram-695019, Kerala, India
2. School of Engineering and Natural Sciences (SENS), University of Iceland, Reykjavik-101, Iceland
3. International & Inter-University Centre for Nanoscience and Nanotechnology, Mahatma Gandhi University, Kottayam, Kerala-686560, India
4. Academy of Scientific and Innovative Research, CSIR-HRDC Campus, Uttar Pradesh-201002, India