1. Department of Physics; School of Basic Sciences; Jaipur National University; Jaipur 302025 India
2. Department of Physics; Malaviya National Institute of Technology; Jaipur 302017 India
3. Mechanical Metallurgy Division; Bhabha Atomic Research Centre; Mumbai 400085 India
4. Physical Metallurgy Group (MMG); Indira Gandhi Centre for Atomic Research; Kalpakkam 603102 India