Author:Kebede, Mesfin A; Palaniyandy, Nithyadharseni; Koao, LF; Ezema, FI; Mhlongo, MRDate:Nov 2021Lithium-ion batteries (LIBs) are the most suitable and preferred energy storage system for powering electric vehicles (EVs), plug-in hybrid electric vehicles (PHEVs), and stationary applications owing to their attractive properties including ...Read more
Author:Zheng, Haitao; Mathe, MkhuluDate:Sep 2023Ultrasonic cavitation is a phenomenon that occurs when high-frequency sound waves are introduced into a liquid medium, causing the formation and collapse of small bubbles within the liquid. These bubbles generate high-energy shock waves that ...Read more
Author:Mkhohlakali, A; Fuku, X; Seo, MH; Modibedi, Remegia M; Khotseng, L; Mathe, MDate:Oct 2022An alternative electrosynthesis of PdTe, using the electrochemical atomic layer deposition (E-ALD) method, is reported. The cyclic voltammetry technique was used to analyze Au substrate in copper (Cu2+), and a tellurous (Te4+) solution was ...Read more
Author:Mkhohlakali, Andile; Fuku, Xolle; Modibedi, Remegia M; Khotseng, L; Mathe, MkhuluDate:Apr 2022Herein, we report electro-synthesis of BiTePd using electrochemical atomic layer deposition (E-ALD). The SEM-EDS, AFM, and XRD were used to characterize Pd-based thin films' surface morphology and structure composition. BiTePd electrocatalyst ...Read more
Author:Mkhohlakali, AC; Fuku, X; Modibedi, Remegia M; Khotseng, LE; Mathe, Mkhulu KDate:Jul 2021Electrochemical atomic layer deposition was used to form bimetallic (BiPd, CuPd) and trimetallic (CuBiPd) thin films via surface-confined reactions. Pd thin films were characterized by cyclic voltammetry, scanning electron microscopy (SEM) ...Read more
Author:Phasha, MJ; Bolokang, Amogelang S; Kebede, Mesfin ADate:Feb 2021Density-functional theory (DFT) based first-principles calculations were used to investigate the crystal structure, binding energy, phase stability and elastic properties of body-centered cubic (BCC) W-based binary solid solutions. The effect ...Read more
Author:Geldasa, FT; Kebede, Mesfin A; Shura, MW; Hone, FGDate:Feb 2022Among the existing commercial cathodes, Ni-rich NCM are the most promising candidates for next-generation LIBs because of their high energy density, relatively good rate capability, and reasonable cycling performance. However, the surface ...Read more
Author:Munonde, Tshimangadzo S; Zheng, HaitaoDate:Aug 2021The ultrasonic process has been examined to exfoliate layered materials and upgrade their properties for a variety of applications in different media. Our previous studies have shown that the ultra-sonication treatment in water without chemicals ...Read more
Author:Matseke, Mphoma, S; Zheng, Haitao; Mathe, Mkhulu K; Carleschi, E; Doyle, BDate:Dec 2021Recently, several researchers have found that the manganese ferrite (MnFe2O4) nanoparticle can be a promising candidate for the oxygen reduction reaction (ORR). However, the MnFe2O4 nanoparticles still face challenges on their ORR activity ...Read more
Author:Fuku, X; Modibedi, Remegia MDate:Aug 2023BiCu2O Modified Pd/C nanocatalyst was synthesised via an eco-friendly method for fuel cell application. The obtained nanomaterials' structural composition, and electrochemical properties were investigated using chemical and physical techniques ...Read more
Author:Zhou, S; Liu, G; Luo, HongzeDate:Sep 2021The lithium-rich materials xLi2MnO3·(1-x)LiMn1/3Ni1/3Co1/3O2, with uniform spherical shape of 1 µm are successfully prepared via a hydrothermal method combined with calcination process. The content of Li2MnO3 is tuned by adjusting the content ...Read more
Author:Zheng, Haitao; Modibedi, MmalewaneDate:Sep 2023In this study, the thermal electrooxidation of methanol on a Pt/MWCNT catalyst was examined in alkaline media across the temperature range of 298-363 K. The investigation utilized cyclic voltammetry (CV), quasi-state polarization, and ...Read more
Author:Matseke, Mphoma S; Luo, Hongze; Wen, L; Zheng, HaitoDate:Jun 2022NiFe2O4 is one of the most abundant and inexpensive spinels; however, its activity toward the oxygen reduction reaction (ORR) is relatively low. For the first time, Co-substituted Fe partly of the NiFe2O4 electrocatalyst was studied to improve ...Read more