1. Center for Nano and Material Sciences; Jain University; Jakkasandra-562112 Karnataka India
2. Key laboratory of Bioelectrochemistry and Environmental Analysis of Gansu Province; Northwest Normal University; Lanzhou, Gansu (present address)
3. Dayananda Sagar Academy of Technology and Management, Udayapura, Opp Art of Living; Kanakapura Road Bangalore-560082 India (present address)