• Decomposition of sulfide phases and subsequent matte collection in the black top of a platinum group metal smelter 

  Rivera Li Kao, Oscar; Garbers-Craig, Andrie Mariana (Taylor and Francis, 2025)

  This study explored, on a laboratory scale, how matte separates from the gangue in the black top of a PGM smelter. Two PGM concentrates, one with high sulfide content (17.3 mass%, Platreef concentrate) and the other with ...
• Optimal capacity configuration of a wind-solar-battery-diesel microgrid system using continuous grey wolf optimization 

  Ren, Zhiling; Yu, Qinwen; Lin, Dong; Dong, Yun (Elsevier, 2025-03)

  This study presents a novel optimization method for the design of a hybrid microgrid system, consisting of wind turbines, photovoltaic systems, battery energy storage systems, and diesel generators. A Continuous Grey Wolf ...
• Prediction of creditworthiness of a viable artisanal and small-scale mining operation 

  Eniowo, Olushola Daniel (University of Pretoria, 2022)

  The purpose of this study is to formulate models for the prediction of creditworthiness of a viable Artisanal and Small-scale Mining (ASM) operation. ASM is a form of mining carried out by mostly informal miners using ...
• State and parameter estimation of a dynamic froth flotation model using industrial data 

  Venter, Jaco-Louis; Le Roux, Johan Derik; Craig, Ian Keith (Elsevier, 2024-12)

  This paper investigates an observable dynamic model of froth flotation circuits aimed at online state and parameter estimation and model-based control. The aim is to estimate the model states and parameters online from ...
• Geometric description of a gliding grey-headed albatross (Thalassarche chrysostoma) for computer-aided design 

  Schoombie, Janine; Craig, K.J. (Kenneth); Smith, Lelanie (IOP Publishing, 2025-03)

  Albatrosses are increasingly drawing attention from the scientific community due to their remarkable flight capabilities. Recent studies suggest that grey-headed albatrosses (GHA) may be the fastest and most energy-efficient ...
• Assessing the effectiveness of academic coaching interventions for student success in higher education : a systematic review 

  Campbell, Anita L.; Mogashana, Disaapele (Routledge, 2024)

  Every student has the potential to change the world by making a significant contribution to society. Experiences in higher education significantly shape the development of this potential, for better or worse, leading to ...
• Applications, technologies, and evaluation methods in smart aquaponics : a systematic literature review 

  Anila, Mundackal; Daramola, Olawande (Springer, 2025-01)

  Smart aquaponics systems are gaining popularity as they contribute immensely to sustainable food production. These systems enhance traditional farming with advanced technologies like the Internet of Things (IoT), solar ...
• Organic ligands and CeO2-induced generic valence modulation strategies to design Fe active sites for promoted oxygen involved reactions in rechargeable zinc-air batteries 

  Peng, Jiao; Wang, Zining; Ren, Jianwei; He, Yudong; Li, Jiahao; Xin, Shichang; Wang, Xuyun; Wang, Hui; Wang, Rongfang (Royal Society of Chemistry, 2025)

  Please read abstract in the article.
• The role of niobium during heat treatment of high-vanadium high-speed steel rolls for improved mechanical properties 

  Chauke, Rivoningo E.; Siyasiya, Charles Witness; Nyabadza, Davisn (Springer, 2024-12)

  High-speed steel (HSS) provides superior wear resistance and high surface quality of rolled-steel products. In this study, the influence of niobium addition on the solidification behavior and microstructure of high-speed ...
• First-principle study on tailoring the martensitic transformation of B2 Nb50−xTixRu50 shape-memory alloy for structural applications 

  Nkomo, Duduzile; Shen, Yu-Nien; Mostert, R.J. (Roelf); Yamabe-Mitarai, Yoko; Phasha, Maje (MDPI, 2024-09)

  NbRu has a potential as a high-temperature shape-memory alloy (HTSMA) because it has a martensitic transformation temperature above 1000 ◦C. However, its shape-memory properties could be improved for consideration in the ...
• Effect of coiling temperature on microstructures and precipitates in high-strength low-alloy pipeline steel after heavy reduction during a six-pass rolling thermo-mechanical controlled process 

  Lei, Yicong; Yang, Wen; Siyasiya, Charles Witness; Tang, Zhenghua (MDPI, 2024-02-18)

  Nb-Ti high-strength low-alloy pipeline steel was subjected to a six-pass rolling process followed by the coiling process at different temperatures between 600 and 650 ◦C using the thermomechanical testing system Gleeble ...
• Correlation between elastic properties and phase transformation of Zr50Pd50-xRux high-temperature shape memory alloys designed by DFT 

  Shen, Yu-Nien; Nkomo, Duduzile; Matsunaga, S.; Phasha, M.J.; Yamabe-Mitarai, Y. (Springer, 2024-09)

  The effect of Ru addition on the martensitic transformation and mechanical properties of Zr50Pd50 xRux SMAs shape memory alloys has been studied. Strain–temperature experiments, differential scanning calorimeter, and ...
• Enhancing polysulfide conversion in lithium–sulfur batteries through the synergistic effect of 2,6-Dihydroxyanthraquinone and Co atoms 

  You, Huijuan; Liu, Fangfang; Wang, Hanxiao; Wang, Zining; Wang, Xuyun; Zhang, Boshen; Tang, Kuanshuo; Ren, Jianwei; Wang, Rongfang (American Chemical Society, 2025-01)

  Currently, lithium–sulfur batteries for wider applications are challenged by both the shuttle effect in the cathodes as well as the slow kinetics of the sulfur redox reactions. Although metal compounds have been reported ...
• Developing machine learning algorithms to predict the dissolution of zinc oxide nanoparticles in aqueous environment 

  Yalezo, Ntsikelelo; Musee, Ndeke; Daramola, Michael Olawale (Elsevier, 2024-12)

  Please read abstract in the article.
• Can a cochlear implant be used as an electrical impedance tomography device? 

  Fourie, Friedemarie; Thiselton, Joshua; Hanekom, Tania (Wiley, 2025-01)

  The imaging of the live cochlea is a challenging task. Regardless of the quality of images obtained from modern clinical imaging techniques, the internal structures of the cochlea mainly remain obscured. Electrical impedance ...
• Deep reinforcement learning agents for dynamic spectrum access in television whitespace cognitive radio networks 

  Ukpong, Udeme C.; Idowu-Bismark, Olabode; Adetiba, Emmanuel; Kala, Jules R.; Owolabi, Emmanuel; Oshin, Oluwadamilola; Abayomi, Abdultaofeek; Dare, Oluwatobi E. (Elsevier, 2025-03)

  Businesses, security agencies, institutions, and individuals depend on wireless communication to run their day-to-day activities successfully. The ever-increasing demand for wireless communication services, coupled with ...
• Heavy metals removal from mine wastewater using polysulfone membrane infused with waste plastic-derived carbon nanotubes as filler 

  Modekwe, Helen U.; Ramatsa, I.M.; Mamo, Messai Adenew; Sadare, Olawumi Oluwafolakemi; Daramola, Michael Olawale; Moothi, Kapil (Elsevier, 2025-04)

  The study focuses on “treating waste with waste” through the removal of toxic metals from gold mine wastewater using polysulfone (PSF) membrane infused with waste plastic derived-multi-walled carbon nanotube (MWCNTs) as ...
• Design of retrofit flue gas (CO2) scrubber for dependable clean energy at the Duvha Coal Power Plant 

  Baloyi, Hlamalani Innocent; Okonye, Leonard U.; Ren, Jianwei (Nature Research, 2024-10)

  The coal-fired power sector is facing unprecedented pressure due to the shift to low-carbon energy sources and the need to prevent climate change. It is imperative to incorporate advanced technologies into conventional ...
• Efficient charging prioritisation and optimisation of solar pv-powered portable electronic devices 

  Kunatsa, Tawanda; Myburgh, Herman C.; De Freitas, Allan (MDPI, 2024-12)

  Efficiently managing and prioritising the charging of portable electronic devices powered by solar photovoltaic sources in off-grid and resource-limited environments is a huge problem. Ensuring that critical devices ...
• Enhancing LS-PIE’s optimal latent dimensional identification : latent expansion and latent condensation 

  Stevens, Jesse; Wilke, Daniel Nicolas; Setshedi, I.I. (Isaac) (MDPI, 2024-08-16)

  The Latent Space Perspicacity and Interpretation Enhancement (LS-PIE) framework enhances dimensionality reduction methods for linear latent variable models (LVMs). This paper extends LS-PIE by introducing an optimal ...

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