1. Department of Chemistry, The University of Burdwan, Golapbag, Burdwan-713104, West Bengal, India
2. Department of Physics, Motilal Nehru National Institute of Technology Allahabad, Prayagraj-211004, India
3. Laboratory for Molecular Photonics and Electronics, Department of Physics, National Institute of Technology Calicut, Kozhikode-673603, Kerala, India
4. Department of Chemistry, Kazi Nazrul University, Asansol-713303, West Bengal, India