1. Department of Physics Malankara Catholic College Mariagiri India
2. Affiliated to Manonmaniam Sundaranar University Tirunelveli India
3. Department of Electronics and Communication Engineering Kings Engineering College Chennai India
4. Department of Physics Kings Engineering College Chennai India
5. Department of Physics Nesamony Memorial Christian College Marthandam India
6. Department of Physics St Alphonsa College of Arts and Science Karinkal India