James Ayodele Oke received his Ph.D. in Physics from the University of South Africa, which was sponsored by the National Research Foundation (NRF) of South Africa. He is a postdoctoral researcher in the Department of Mechanical Engineering Science at the University of Johannesburg.

Sina Karimzadeh is a postdoctoral fellow in the Department of Mechanical Engineering Science at the University of Johannesburg (UJ), where he also received his Ph.D. He serves as the Head of the ALD and innovation sub-research group and the Lead experimentalist at the ALD facility at UJ.

Peter Ozaveshe Oviroh earned a Ph.D. in Mechanical Engineering from the University of Johannesburg (UJ), and he is a postdoctoral fellow in the Department of Mechanical Engineering Science at UJ.

Kingsley Ukoba is a lecturer and researcher in the Department of Mechanical Engineering Science of the University of Johannesburg, South Africa. He obtained a doctoral degree in Mechanical Engineering from the University of KwaZulu-Natal, Durban, South Africa, graduating among the top 15 researchers. He coordinates the smart energy group for JENANO, headed by Prof. Tien-Chien Jen.

Patrick Ehi Imoisili is a senior lecturer in the Department of Mechanical Engineering Science of the University of Johannesburg (UJ), South Africa. He is a 4IR (Fourth Industrial Revolution) nanotechnology expert with the JENANO research group, under Prof. Tien-Chien Jen. Dr. Imoisili is the Head of the Smart Materials sub-research group and the Lead experimentalist at the Atomic Layer Deposition (ALD) facility.

Tien-Chien Jen is Head of the Department of Mechanical Engineering Science at the University of Johannesburg, South Africa. He is the SARChI Chair for Green Hydrogen in South Africa and a Director of the Atomic Layer Deposition Research Centre at UJ. Prior to that, he was a faculty member at the University of Wisconsin, Milwaukee. Prof. Jen received his Ph.D. in Mechanical and Aerospace Engineering from UCLA.