1. Department of Physics, Jadavpur University, Jadavpur, Kolkata-700032, WB, India
2. Department of Electronics, Barrackpore Rastraguru Surendranath College, Barrackpore, West Bengal 700120, India
3. Department of Physics, Techno India University, EM-4, Sector-V, Salt lake, Kolkata-700091, India
4. Purulia Polytechnic, Vivekananda Nagar, Purulia, 723147, WB, India
5. Dipartimento SCVSA, Università di Parma, Parco Area delle Scienze 17/A, Parma, Italy
6. Department of Chemistry, Kazi Nazrul University, Asansol-713340, WB, India