1. Department of Physics, Shrimathi Devkunvar Nanalal Bhatt Vaishnav College for Women, Chennai, Tamil Nadu, India
2. Department of Chemistry, Mutah University, Karak, Jordan
3. Department of Physics, Government Arts College for Women (Autonomous), Pudukkottai, Tamil Nadu, India
4. Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Islam Indonesia, Kampus Terpadu UII, Yogyakarta, Indonesia
5. Nanotechnology & Catalysis Research Centre, University of Malaya, Kuala Lumpur, Malaysia