Affiliation: | 1.Department of Physics, School of Basic and Applied Sciences, RIMT University, Mandi Gobindgarh, Fatehgarh Sahib, Punjab, 140406, India ;2.P. G. Department of Physics, G. S. S. D. G. S. Khalsa College, Patiala, Punjab, 147001, India ;3.Department of Physics, University Institute of Sciences, Chandigarh University, Gharuan, Mohali, Punjab, 140413, India ;4.School of Physics and Materials Science, Thapar Institute of Engineering and Technology, Patiala, Punjab, 147004, India ; |