Author:Kumar, Neeraj; Fosso-Kankeu, E; Ray, Suprakas SDate:May 2019The development of new synthesis approaches for MoS2 is necessary to achieve controlled morphologies and unique physicochemical properties that can improve its efficiency in particular applications. Herein, a facile one-step hydrothermal route ...Read more
Author:Kumar, Neeraj; Mittal, H; Alhassan, SM; Ray, Suprakas SDate:2018Adsorption has emerged as a simple and economical approach to water decontamination; however, it creates large amounts of secondary toxic waste following the removal of the effluents from the water. The present investigation introduces an ...Read more
Author:Opoku, F; Govender, Krishna; Van Sittert, CGCE; Govender, PPDate:Oct 2017Semiconductor-based photocatalysis has received increasing attention in energy storage and environmental remediation process due to the abundant solar energy. For this purpose, heterostructures of ZrO2 coupled with BiVO4, Ag3PO4, SrTiO3 and ...Read more
Author:Senthil, RA; Priya, A; Theerthagiri, J; Selvi, A; Palaniyandy, Nithyadharseni; Madhavan, JDate:Nov 2018The influence of hematite iron oxide (α-Fe2O3) nanoparticles in tungsten oxide (WO3) nanorods photocatalyst on photodegradation of organic pollutant was investigated in the present work. The spherical-shaped α-Fe2O3 nanoparticles and WO3 ...Read more
Author:Mavuso, MA; Makgwane, Peter R; Ray, Suprakas SDate:Apr 2020Herein, we report the enhanced photocatalytic activity of heterostructured CeO2 nanocatalysts interfaced with Cu, Co, Ni, Mn, and Fe metal oxides. The CeO2 catalysts exhibited an enhanced red shift in the visible-light response compared to ...Read more
Author:Opoku, F; Govender, Krishna; van Sittert, CGCE; Govender, PPDate:Dec 2018Over the past decade, remarkable efforts have been made to design low-cost, non-toxic, stable and efficient photocatalyst for water splitting. In the present work, an effective alternative approach to enhance hydrogen production of SrTiO(sub)3 ...Read more
Author:Opoku, F; Govender, Krishna; Van Sittert, CGCE; Govender, PPDate:Jan 2018Graphite-like carbon nitride (g-C3N4)-based heterostructures have received much attention due to their prominent photocatalytic activity. The g-C3N4/Bi2WO6 and g-C3N4/Bi2MoO6 heterostructures, which follow a typical hetero-junction charge ...Read more
Author:Osburn, LDate:Mar 2008This study was performed in order to understand what work has been completed regarding the application of reactive surfaces primarily for pollution abatement in urban areas. These surfaces could then be applied to South African infrastructure ...Read more
Author:Opoku, F; Govender, Krishna; van Sittert, CGCE; Govender, PPDate:Oct 2017The global dependence on exhaustible fossil fuel resources has made the search for an alternative renewable and sustainable fuel more urgent. Photocatalysis has gained increasing consideration as a promising technology to solve problems ...Read more
Author:Dziike, F; Franklyn, PJ; Durbach, SH; Maubane, M; Hlekelele, LeratoDate:Aug 2018Radially aligned nano-rutile (RANR) was synthesized using the hydrothermal technique. The RANR structure was formed by the radial aggregation of nanorods with an average width of 9 nm. The radii of RANR ranged between 1.2–1.6 µm. Au and Ni ...Read more
Author:Opoku, F; Govender, Krishna; Van Sittert, CGCE; Govender, PPDate:Sep 2017Although TiO2 is an efficient photocatalyst, its large band gap limits its photocatalytic activity only to the ultraviolet region. An experimentally synthesized ternary Fe/C/S-doped TiO2 anatase showed improved visible light photocatalytic ...Read more