1. Research Scholar (Reg. No: 18213102132001) Department of Physics Annai Velankanni College, Tholayavattam Affiliated to Manonmaniam Sundaranar University Abishekapatti Tirunelveli 627012 Tamil Nadu India
2. Department of Physics Lekshmipuram College of Arts and Science Neyyoor 629802 Tamil Nadu India
3. Department of Physics Jazan University Jizan 45142 Saudi Arabia
4. Department of Biology Jazan University Jizan 45142 Saudi Arabia
5. Department of Physics Annai Velankanni College Tholayavattam 629157 Tamil Nadu India
6. Department of Physics Sree Devi Kumari Women's College Kuzhithurai 629163 Tamilnadu India