1. Spintronics and Magnetic Materials Laboratory, Indian Institute of Information Technology, Allahabad, UP, India, 211015
2. Department of Physics, Veer Bahadur Singh Purvanchal University, Jaunpur, UP, India, 222003
3. Department of Physics, GLA University, Mathura 281406, India
4. Department of Electronics and Communication Engineering, Indian Institute of Information Technology, Allahabad, UP, India, 211015
5. CNR – Institute for Microelectronics and Microsystems, Via C. Olivetti 2, 20864 Agrate Brianza, Italy
6. Department of Physics ‘E.R. Caianiello’, University of Salerno, Via G. Paollo II 132, 84084, Salerno, Italy