About the Authors

Agnes Mbonyiryivuze

UNESCO-UNISA Africa Chair in Nanosciences/Nanotechnology, College of Graduate Studies, University of South Africa, Pretoria-South Africa
Nanosciences African Network (NANOAFNET), iThemba LABS-National Research Foundation, Cape Town, South Africa

Bonex Mwakikunga

UNESCO-UNISA Africa Chair in Nanosciences/Nanotechnology, College of Graduate Studies, University of South Africa, Pretoria-South Africa
CSIR- National Centre for Nano-Structured Materials, Pretoria, South Africa

Simon Mokhotjwa Dhlamini

UNESCO-UNISA Africa Chair in Nanosciences/Nanotechnology, College of Graduate Studies, University of South Africa, Pretoria-South Africa
Department of Physics, Florida Research Centre, University of South Africa, Florida-South Africa

Malik Maaza

UNESCO-UNISA Africa Chair in Nanosciences/Nanotechnology, College of Graduate Studies, University of South Africa, Pretoria-South Africa
Nanosciences African Network (NANOAFNET), iThemba LABS-National Research Foundation, Cape Town, South Africa

Corresponding Author

Email: mbonyiryivuzeagnes@yahoo.com