1. Smart Materials and Sensor Laboratory, Department of Physics, Chaudhary Charan Singh University, Meerut, Uttar Pradesh 250004, India
2. Institute Instrumentation Centre, Indian Institute of Technology Roorkee, Roorkee, Uttrakhand 247667, India
3. Department of Physics, Graphic Era (Deemed to be University), Dehradun, Uttarakhand 248002, India
4. Department of Physics, Netaji Subhas University of Technology, Dwarka Sector-3, New Delhi 110078, India