Peter R. Makgwane is a full professor at the University of South Africa, Institute of Catalysis and Energy (ICES) of the College of Science Engineering and Technology. He previously worked as a Principal Scientist at the Council for Scientific and Industrial Research (CSIR) in South Africa and as a scientist for SASOL. He earned his MSc in Chemistry from the University of Pretoria, South Africa, in 2006 and his Ph.D. in Chemistry from Nelson Mandela University, in 2010, specialising in heterogeneous catalysis. He has held visiting scientist positions at the Polish Academy of Sciences Institute of Physical Chemistry (PAS-IPC), Poland, in 2017, and the National Research Centre, Egypt, in 2026. Prof. Makgwane has authored numerous books and articles in the field of catalysis and photocatalysis, with specific applications in renewable chemicals conversion, environmental remediation, energy, and semiconductor gas chemical sensing. Dr. Naveen Kumar has 18 years of research experience and is currently working as Associate Professor in Department of Chemistry, Maharshi Dayanand University, Rohtak, India, while holding other academic positions in the same institute. He is actively engaged in the field of material chemistry, with photocatalysis and luminescent materials as the focus of his research activities. He has published more than 55 articles in journals of high repute. At the Universitat Politècnica de València, Spain, he also participated in an international research project, Development of a new generation CIGS-based solar cells [NANICIS-269279], in 2013 and 2014. He has been appointed as a reviewer for various reputed journals and was invited as guest editor by MPDI Catalyst (2021) for an issue on nanocatalysis and photocatalysis. He has presented research papers at national and international conferences and delivered lectures at various institutes. He is presently also working as a book editor for both Elsevier and CRC Press/Taylor & Francis Group.