1. Department of Material Science and Engineering, Tripura University (A Central University), Suryamaninagar, Agartala, Tripura799 022, India
2. Department of Condensed Matter Physics and Material Sciences, S. N. Bose National Centre for Basic Sciences, Block JD, Sector-III, Salt Lake, Kolkata, West Bengal700 106, India
3. Department of Chemistry, National Taiwan University, Taipei10617, Taiwan
4. Energy Institute, Bengaluru, (Center of Rajiv Gandhi Institute of Petroleum Technology), International Airport Road, Vidyanagar, Bengaluru, Karnataka562 157, India