1. Department of Chemistry, Gokhale Memorial Girls' College, 1/1 Harish Mukherjee Road, Kolkata-700020, India
2. Department of Chemistry, Panskura Banamali College, Panskura RS, WB 721152, India
3. Department of Physics, Jadavpur University, Raja S. C. Mallick Road Jadavpur, Kolkata700 032, India
4. Department of Chemistry, CICECO-Aveiro Institute of Materials, University of Aveiro, 3810-193 Aveiro, Portugal
5. Department of Chemistry, Universitat de les Illes Balears, Crta. de Valldemossa km 7.5, 07122 Palma de Mallorca (Baleares), Spain