1. Materials Science and Technology Division, CSIR-Network of Institutes for Solar Energy, CSIR-National Institute for Interdisciplinary Science & Technology (CSIR-NIIST), Thiruvananthapuram 695 019, India
2. Academy of Scientific and Innovative Research (AcSIR), New Delhi 110025, India
3. Chemical Laboratory, CSIR-Central Leather Research Institute, Chennai 600 020, India