1. Research Scholar (Reg. No. 19213092132011), Department of Physics and Research Centre Muslim Arts College Thiruvithancode, Kanyakumari District Tamil Nadu 629 174 India
2. Department of Nanotechnology Noorul Islam Centre for Higher Education (Deemed to be University) Kumaracoil, Kanyakumari District Tamil Nadu 629 180 India
3. Department of Computer Science St Alphonsa College of Arts and Science, Soosaipuram Karinkal Tamil Nadu 629157 India
4. Department of Physics Rajah Serfoji Government College (Autonomous) Thanjavur Tamil Nadu 613 005 India