1. Lowdimensional materials Laboratory; Department of Physics; Bharathiar University; Coimbatore - 641 046, Tamil Nadu India
2. Department of Biotechnology; Indian Institute of Technology; Chennai - 600 036, Tamil Nadu India
3. Young Scientist (DST -SERB); Department of Physics; Manonmaniam Sundaranar University; Tirunelveli - 672012, Tamil Nadu India
4. Department of Chemistry; Bharathiar University; Coimbatore - 641 046, Tamil Nadu India
5. Vice Chancellor; Periyar University; Salem - 636 001, Tamil Nadu India
6. UGC-CPEPA Centre for Advanced studies in Physics for the development of Solar Energy Materials and Devices; Department of Physics; Bharathiar University; Coimbatore - 641 046, Tamil Nadu India