• A personal information privacy perceptions model for university students 

  Maguraushe, Kudakwashe; Da Veiga, Adele; Martins, Nico (Taylor and Francis, 2024-03-24)

  This study aims to address the lack of personal information privacy policies in Zimbabwean universities by proposing and validating a Student Personal Information Privacy Perception (SPIPP) model. The model helps institutions ...
• Determining the extent of de facto water re-use in South Africa : the case of wastewater treatment plants in Gauteng, KwaZulu-Natal and Western Cape provinces 

  Swana, Umhle Unathi (2022-01-26)

  The water quality of South African rivers is greatly impacted by insufficiently treated wastewater effluents (de facto reuse). Although de facto reuse serves as an alternative water supply it poses potential threats to ...
• An Evaluation of the Kinetic Properties Controlling the Combined Chemical and Biological Treatment of Toxic Recalcitrant Organic Compounds from Aqueous Solution 

  Makgato, Seshibe; Chirwa, Evans (MDPI, 2022-08-22)

  Due to their high toxicity, propensity for cancer, teratogenicity, mutagenicity, and genotoxicity, hazardous water-soluble phenolic compounds must be controlled immediately. In this study, a model was created to simulate ...
• Simultaneous reduction of NOx emission and SOx emission aided by improved efficiency of a Once-Through Benson Type Coal Boiler 

  Mollo, Malebo; Kolesnikov, Andrei; Makgato, Seshibe (Elsevier, 2022-02-22)

  With significant contributions in global emissions of air pollutants, sustainable practices for coal-fired power generation are fundamental to mitigate global climate change, besides ensuring compliance to the local ...
• An analysis of the processes, kinetics and equilibrium of iron’s biosorption on immobilized green microalgae 

  Diale, P; Hildebrandt, D; Glasser, D; Matambo, T; Makgato, S (Elsevier, 2023-05-26)

  Metals including Cu, Cd, Ni, Pb, Zn, Hg, Fe and Cr can be found in significant concentrations in acid mine drainage effluent from previous gold mining operations. Even at very low levels, heavy metals and their compounds ...
• Photocatalytic reduction of hexavalent chromium using Zn2SnO4–ZnO modified g-C3N4 composite 

  Onwudiwe, Damian; Nombulelo, Gobile; Oyewo, Opeyemi; Makgato, Seshibe (Elsevier, 2023-10-22)

  In this study, a novel hierarchical g-C3N4/Zn2SnO4–ZnO heterojunction system was reported as an efficient photocatalyst for the reduction of Cr(VI). The fabrication of the composite involved the synthesis of the complex ...
• Synthesis of CuInS2 nanoparticles and application in the photocatalytic degradation of tetracycline 

  Onwudiwe, Damian; Oyewo, Opeyemi; Seheri, Naledi; Motaung, Mathato; Makgato, Seshibe; Motshekga, Sarah (Elsevier, 2023-10-21)

  A lot of effort has been given to the development of nontoxic ternary semiconductor nanoparticles that could act as photocatalyst NIR-I (750–850 nm) or NIR-II (1000–1400 nm) optical windows. This is due to their good ...
• Photocatalytic Reduction of Cr(VI) and Pb(II) with Biogenically Synthesized Copper Oxide Nanoparticles Using an Extract of the Myriophyllum spicatum Plant 

  Oyewo, Opeyemi; Makgato, Seshibe (MDPI, 2023-10-31)

  The biogenic synthesis of copper oxide nanoparticles was explored using the Myriophyllum spicatum plant through a process involving co-precipitation and was utilized as an effective photocatalyst for the reduction of Cr(VI) ...
• Photocatalytic degradation of tetracycline using surface defective black TiO2–ZnO heterojunction photocatalyst under visible light 

  Sawunyama, Lawrence; Oyewo, Opeyemi; Onwudiwe, Damian; Makgato, Seshibe (Elsevier, 2023-10-30)

  Fabrication of heterojunction and surface defective engineering, through the formation of oxygen vacancies, are among the various photocatalytic enhancement techniques. A combination of these techniques has the prospect ...
• Experimental and numerical analysis of the Microstructure and mechanical properties of unidirectional glass fiber reinforced epoxy composites 

  Turaka, Seshaiah; Ravikiran, Chintalapudi; Geetha, Narayanan; Pappula, Bridjesh; Makgato, Seshibe (Elsevier, 2024-01-06)

  This paper proposes a numerical model to predict the pattern and features of the fracture surface and to understand the mechanisms and cause of the failure. Various fiber orientations of 0◦, 90◦, 0◦/90◦ and ± 45◦ were ...
• Interfacial electron redistribution in 2D/3D MoS2/CuBi2O4 p-n heterojunction for visible light assisted reduction of Cr(VI) and oxidation of antibiotics 

  Olatunde, Olalekan C.; Yusuff, Tunde; Mabuba, Nonhlangabezo; Onwudiwe, Damian; Makgato, Seshibe (Elsevier, 2024-03-01)

  We report the successful design of a heterojunction comprising p-type CuBi2O4 (CBO) and n-type MoS2 semiconductors. This was achieved through a hydrothermal and calcination method, resulting in the uniform deposition of ...
• An animation-based teaching and learning framework for struggling introductory programming students 

  Ramabu, Tlou James (2023-08)

  Introductory programming can be challenging for educators to teach and students to learn. Some students struggle to comprehend introductory programming topics like the uses of assignment, decisions, loops, functions and ...
• Ab initio molecular orbital theoretical studies of the molecular complexes of boron trifluoride and oxygen electron donor ligands 

  Modau, Eric (2021-10)

  The optimized geometrical structures, the interaction energies, the basis set superposition errors (BSSEs) and the infrared spectra of the monomers, homodimers and the molecular complexes formed between BF3 and a number of ...
• Photocatalytic degradation of methyl orange using CuO/Al2O3 nanocomposite obtained by microwave-assisted thermal decomposition route 

  Alhussain, Hanan (Elsevier, 2024-03-07)

  Aluminum oxide (Al2O3) and copper oxide (CuO) are known to exhibit very exceptional properties including high thermal and chemical properties that promise a wide area of applications. In this paper, we report the ...
• Novel Kuhn-Tucker conditions for vibration analysis in a functionally graded porous beam using the R-program 

  Geetha, Narayanan; Vivekanandam, Balasubramaniam; Pappula, Bridjesh; Makgato, Seshibe (Elsevier, 2024-03-29)

  Functionally graded materials provide a flexible and individualized strategy for material design, allowing for optimization of properties and performance for particular purposes. The investigation considers the effects of ...
• The effects of gradient index, aspect ratio, porosity, and boundary conditions on the buckling behavior of functionally graded porous beams: A k-out-of-n system reliability analysis 

  Chintalapudi, Ravikiran; Kannaiyan, Geetha; Pappula, Bridjesh; Makgato, Seshibe (Elsevier, 2024-04-02)

  Functionally graded materials are a class of multifunctional materials that exhibit spatial variation in composition and microstructure. This deliberate variation is designed to effectively manage and manipulate changes ...
• Application of chlorine dioxide as an alternative pre-oxidant in the treatment of eutrophic raw water 

  Strydom, Willem Frederick (2017-10)

  The Vaalkop water treatment works (WTW) abstracts water from the Vaalkop Dam, which is situated in the Crocodile West/Marico Water Management Area of South Africa. The bulk of the inflow into the dam is through a canal fed ...
• An investigation into the biodegradability of natural organic matter (NOM) and the resulting potential of biodegradable NOM fractions to form disinfection by-products 

  Sambo, Sifiso Penuel (2020-02)

  Not only does the presence of excessive levels of natural organic matter (NOM) in surface waters affect the raw water quality, but it also impacts the water treatment and supply processes. Other notable challenges caused ...
• The removal of dissolved organic matter (DOM) from water using photocatalysis coupled with coagulation 

  Moss, Lerato (2024)

  Dissolved organic matter (DOM) comprises of both synthetic and natural organic compounds such as pharmaceuticals, pesticides, natural organic matter (NOM), found in the environment. Most of the DOM pollute drinking water ...
• A three step approach to the degradation of natural organic matter (NOM) from water sources 

  Ndlangamandla, Nqobile Gugulethu (2017-06)

  Natural Organic Matter (NOM) is a complex blend of organic compounds that forms naturally via the degradation of plant and animal materials into water sources. NOM in water negatively affects water quality (by causing odor, ...

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