1. Department of Biochemistry; North West University; Mafikeng Campus South Africa
2. Department of pharmaceutical Sciences; University of Kwazulu-Natal; Durban South Africa
3. Department of Chemistry; University of Zululand, KwaDlangezwa; KwaZulu-Natal South Africa
4. University of Fort Hare; Department of Chemistry; Alice South Africa
5. Institute of NanoEngineering Research (INER), Department of Chemical, Metallurgical and Materials Engineering; Tshwane University of Technology; Pretoria South Africa
6. Polymers and Composites, Material Science and Manufacturing; CSIR; South Africa
7. Department of Mechanical Engineering, Mechatronic and Industrial Design; Tshwane University of Technology Pretoria; South Africa
8. Department of Chemical Engineering; Covenant University; Ota Durban Nigeria