1. Department of Physics, Sardar Patel University, Shahid Chowk, Vallabh Vidyanagar, Anand 388 120, Gujarat, India
2. Deparment of Paramedical Science, Charotar Institute of Paramedical Sciences, CHARUSAT Campus, Highway 139, Off. Nadiad-Petlad Road, Changa 388421, Gujarat, India
3. Department of Chemistry, Sardar Patel University, Vallabh Vidyanagar-388 120, Gujarat, India
4. Department of Physical Sciences, P. D. Patel Institute of Applied Science, CHARUSAT Campus, Highway 139, Off. Nadiad-Petlad Road, Changa 388421, Gujarat, India
5. Sophisticated Instrumentation Centre for Applied Research and Testing (SICART), Mota Bazaar, Vallabh Vidyanagar, Anand 388 120, Gujarat, India
6. UGC-DAE Consortium for Scientific Research, University Campus, Khandwa Road, Indore 452001, India