1. Post Graduate and Research Center, Department of Chemistry, S. P. Mandali’s Sir Parashurambhau College, Tilak Road, Pune 411 030, Maharashtra, India
2. Department of Physics, Institute of Physics, Budapest University of Technology and Economics, Müegytem rkp. 3, H-1111 Budapest, Hungary
3. Post Graduate and Research Center, Department of Chemistry, MES Abasaheb Garware College, Karve Road, Pune 411 004, India
4. ELKH-BME Condensed Matter Research Group, Budapest University of Technology and Economics, Müegytem rkp. 3, H-1111 Budapest, Hungary