1. Preston Institute of Nanoscience and Nanotechnology (PINSAT), Preston University, Islamabad, Pakistan;
2. UNESCO-UNISA Africa Chair in Nanoscience and Nanotechnology, College of Graduate Studies, University of South Africa, Pretoria, South Africa;
3. Nanosciences African Network (NANOAFNET), iThemba LABS-National Research Foundation, Somerset West, South Africa;
4. Department of Eastern Medicine and Surgery, Qarshi University, Lahore, Pakistan;
5. Pakistan Academy of Sciences, Islamabad, Pakistan