1. R&D Centre; Aurea Biolabs (P) Ltd, Kolenchery; Cochin 682311 Kerala India
2. Chemical Faculty; Gdansk University of Technology; Gdańsk Poland
3. International and Inter University Centre for Nanoscience and Nanotechnology; School of Chemical Sciences; Mahatma Gandhi University; Priyadarshini Hills P. O. Kottayam Kerala 686560 India