1. Material Research Laboratory, School of Basic Sciences and Research, Sharda University, Greater Noida, Uttar Pradesh, India
2. Nano Science and Nano Technology Centre, Department of Chemistry, Kumaun University, Nainital, Uttarakhand, India
3. Department of Physics, MMV, Banaras Hindu University, Varanasi, Uttar Pradesh, India
4. Bhaskaracharya College of Applied Sciences, University of Delhi, New Delhi, India
5. Department of Chemical Engineering, Konkuk University, Seoul, South Korea