1. Department of Chemistry, B.B.K. D.A.V. College for Women, Amritsar 143005, Punjab, India
2. Department of Chemistry, Dr. B. R. Ambedkar National Institute of Technology, Jalandhar-144011, Punjab, India
3. Faculty
of Applied Sciences, UIET Panjab University Regional Centre, Hoshiarpur 146001, Punjab, India
4. Nanotechnology Research Laboratory, College of North Atlantic, Labrador
City, Newfoundland A2 V
2K7, Canada
5. Department
of Chemistry and Biochemistry, Wilfrid Laurier University, Science Building,
75 University Ave. W., Waterloo, Ontario N2L 3C5, Canada