1. School of Basic Sciences; Indian Institute of Technology Mandi; Kamand Mandi 175005, Himachal Pradesh India
2. Nanocatalysis and Solar Fuels Research Laboratory, Department of Materials Science & Nanotechnology; Yogi Vemana University; Kadapa 516003 Andhra Pradesh India
3. School of Engineering; Indian Institute of Technology Mandi; Kamand, Mandi 175005 Himachal Pradesh India
4. Chemistry Division; Bhabha Atomic Research Centre; Mumbai 400085 Maharashtra India