1. Energy Materials Laboratory Centre for Nano and Soft Matter Sciences (CeNS) Arkavathi Campus, Survey No.7 Shivanapura Dasanapura Hobli, Bangalore 562162 India
2. Manipal Academy of Higher Education Manipal 576104 India
3. Department of Chemistry Birla Institute of Technology & Science, Pilani K. K. Birla Goa campus Goa 403726 India