1. Department of Chemistry, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, 576 104, Karnataka, India
2. Department of Physics, Birla Institute of Technology Mesra, Ranchi-835215, Jharkhand, India
3. Department of Biophysics, Manipal School of Life Sciences, Manipal Academy of Higher Education, Manipal, Karnataka, 576104, India