1. Department of Chemistry, BBK DAV College for Women, Amritsar, Punjab, India
2. Amity Institute of Applied Sciences, AUUP, Noida, Uttar Pradesh, India
3. Nanotechnology Research Laboratory, College of North Atlantic, Labrador City, Newfoundland and Labrador, Canada
4. Department of Natural and Applied Sciences, University of Wisconsin – Green Bay, Green Bay, Wisconsin, USA