1. School of Chemical and Metallurgical Engineering, and DST-NRF Centre of Excellence in Strong Materials, University of the Witwatersrand, WITS, Johannesburg, South Africa
2. African Materials Science and Engineering Network (AMSEN), University of the Witwatersrand Node, Johannesburg, South Africa
3. Department of Metallurgical and Materials Engineering, Federal University of Technology Akure, Akure, Nigeria
4. African Academy of Sciences, Nairobi, Kenya