1. Division of Biophotonics and Imaging, Department of Biomaterial Sciences and Technology, Biomedical Technology Wing, Sree Chitra Tirunal Institute for Medical Sciences and Technology (SCTIMST), Trivandrum 695012, India
2. Chemical Science & Technology Division, CSIR-National Institute for Interdisciplinary Science & Technology (NIIST) and Academy of Scientific and Innovative Research (AcSIR), CSIR-NIIST, Thiruvananthapuram, 695019 Kerala, India