1. School of Physical and Material Sciences, Central University of Himachal Pradesh (CUHP), Dharamshala, Kangra, HP-176215, India
2. School of Physics & Materials Science, Shoolini University, Solan, Himachal Pradesh 173229, India
3. Department of Chemistry, Madanapalle Institute of Technology and Science, Madanapalle, Andhra Pradesh, 517325, India
4. Advanced Nanoengineering Materials Laboratory, Department of Mechanical Engineering, Indian Institute of Technology Kanpur, Kanpur-208016, India