1. Intelligent Materials Research Laboratory, Department of Physics, Dr. Babasaheb Ambedkar Marathwada University, Aurangabad 431 004, Maharashtra, India
2. The Center for International Cooperation in Engineering Education (CICEE), The University of Tokushima, 2-1, Minamijosanjima-cho, Tokushima 770-8506, Japan
3. Department of Material Engineering, Korea Maritime and Ocean University, 1, Dongsam-dong, Youngdo-ku, Busan 606-791, Republic of Korea
4. Department of Chemical and Environmental Engineering, University of California, Riverside 92507, CA, USA