1. Department of Physics, School of Advanced Sciences, Kalasalingam Academy of Research and Education, Krishnankoil, India
2. Condensed Matter Physics Laboratory, International Research Centre, Kalasalingam Academy of Research and Education, Krishnankoil, India
3. Department of Physics, Sri Subramanya College of Engineering and Technology, Palani, India
4. Department of Physics, Karpagam Academy of Higher Education, Coimbatore, India
5. Department of Biotechnology, School of Bio and Chemical Engineering, Kalasalingam Academy of Research and Education, Krishnankoil, India
6. Department of Physics, University College of Engineering Nagercoil, Anna University, Nagercoil, India