1. Optoelectronic Convergence Research Center
2. Department of Materials Science and Engineering
3. Chonnam National University
4. Gwangju 500-757
5. South Korea
6. Department of Electronics and Computer Engineering
7. Gwangju
8. Centre for Interdisciplinary Research
9. D. Y. Patil Education Society (Deemed to be University)
10. Kolhapur 416004
11. India