Search Results - "Mathe, K."

Microwave-Assisted Synthesis of High-Voltage Nanostructured LiMn1.5Ni0.5O4 Spinel: Tuning the Mn3+ Content and Electrochemical Performance by Jafta, Charl J, Mathe, Mkhulu K, Manyala, Ncholu, Roos, Wiets D, Ozoemena, Kenneth I

“…The LiMn1.5Ni0.5O4 spinel is an important lithium ion battery cathode material that has continued to receive major research attention because of its high…”
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Electrocatalytic oxidation of ethylene glycol at palladium-bimetallic nanocatalysts (PdSn and PdNi) supported on sulfonate-functionalised multi-walled carbon nanotubes by Ramulifho, Tendamudzimu, Ozoemena, Kenneth I., Modibedi, Remegia M., Jafta, Charl J., Mathe, Mkhulu K.

“…► PdSnmix and PdNimix showed enhanced electrocatalysis towards ethylene glycol. ► PdSnmix is better than PdNimix in terms of current density and…”
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Nanostructured Carbon Fibres (NCF): Fabrication and Application in Supercapacitor Electrode by Oyedotun, Kabir O, Makgopa, Katlego, Nkambule, Thabo T, Mathe, Mkhulu K, Otun, Kabir O, Mamba, Bhekie B

“…A facile interconnected nanofibre electrode material derived from polybenzimidazol (PBI) was fabricated for a supercapacitor using a centrifugal spinning…”
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Carbon nanotube-enhanced photoelectrochemical properties of metallo-octacarboxyphthalocyanines by Mphahlele, Nonhlanhla E., Le Roux, Lukas, Jafta, Charl J., Cele, Leskey, Mathe, Mkhulu K., Nyokong, Tebello, Kobayashi, Nagao, Ozoemena, Kenneth I.

“…The photoelectrochemistry of metallo-octacarboxyphthalocyanines (MOCPc, where M = Zn or Si(OH) 2 ) integrated with MWCNTs for the development of dye-sensitized…”
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Spontaneous Massive Vulvar Edema in Pregnancy: A Case Report by Tasi, Kyakimwa, Gertrude, Tambavira, Mastaki, Mbusa, Mulisya, Olivier, Mathe, Jeff K.

“…Spontaneous massive vulvar edema in pregnancy is unusual and a cause for concern. This condition should be taken seriously since it might be caused by some…”
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Carbon supported Pd–Sn and Pd–Ru–Sn nanocatalysts for ethanol electro-oxidation in alkaline medium by Modibedi, R. Mmalewane, Masombuka, Thembelihle, Mathe, Mkhulu K.

“…Carbon supported Pd–Sn and Pd–Ru–Sn nanocatalysts were prepared by the chemical reduction method, using sodium borohydride and ethylene glycol mixture as the…”
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High-performance supercapacitors based on S-doped polyaniline nanotubes decorated with Ni(OH)2 nanosponge and onion-like carbons derived from used car tyres by Bhaumik, Madhumita, Raju, Kumar, Arunachellan, Iviwe, Ludwig, Tim, Mathe, Mkhulu K., Maity, Arjun, Mathur, Sanjay

“…High performance supercapacitors are designed based on hierarchical Ni(OH)2 nanosponges anchored on sulfur-enriched polyaniline (PANI) nanotubes and waste…”
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Influence of Co doping on physiochemical properties of MnFe2O4/C nano compounds toward oxygen reduction reaction by Matseke, Mphoma S., Zheng, Haitao, Mathe, Mkhulu K., Carleschi, Emanuela, Doyle, Bryan

“…•Co doped MnFe2−xCoxO4/C(x = 0.25–0.75) for ORR was for the first.•MnFe2−xCoxO4/C shows enhanced ORR performance.•The MnFe2−xCoxO4/C shows uniform particles…”
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Electrochemistry: Linking resources to sustainable development (ISE 2019): Foreword by Ozoemena, Kenneth I., Limson, Janice, Mathe, Mkhulu K.

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Synthesis, characterisation and electrochemical intercalation kinetics of nanostructured aluminium-doped Li[Li0.2Mn0.54Ni0.13Co0.13]O2 cathode material for lithium ion battery by Jafta, Charl J., Ozoemena, Kenneth I., Mathe, Mkhulu K., Roos, Wiets D.

“…► Pechini-modified method used to prepare nanostructured Al-doped Li1.2Mn0.54Ni0.13Co0.13O2 for the first time. ► Al-doping enhances Li+ diffusion and…”
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Fast microwave-assisted solvothermal synthesis of metal nanoparticles (Pd, Ni, Sn) supported on sulfonated MWCNTs: Pd-based bimetallic catalysts for ethanol oxidation in alkaline medium by Ramulifho, Tendamudzimu, Ozoemena, Kenneth I., Modibedi, Remegia M., Jafta, Charl J., Mathe, Mkhulu K.

“…The preparation of metal nanoparticles (Pd, Ni, Sn) supported on sulfonated multi-walled carbon nanotubes (SF-MWCNTs) using a very rapid microwave-assisted…”
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Chemical modification of polysulfone: Composite anionic exchange membrane with TiO2 nano-particles by Nonjola, Patrick T., Mathe, Mkhulu K., Modibedi, Remegia M.

“…Synthesis of quaternary polysulfone/Titanium dioxide (QPSf/TiO2) nanocomposite membranes by the recasting procedure as suitable electrolyte in alkaline fuel…”
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Electrochemical Deposition of PdBiSn Catalyst for Glycerol Oxidation in Alkaline Medium by Xaba, Nqobile, Modibedi, Remegia M., Mathe, Mkhulu K., Khotseng, Lindiwe E.

“…PdBiSn thin film on Au substrate was prepared by means of the electrochemical atomic layer deposition (E‐ALD) technique. The morphology and elemental…”
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Preparation, characterisation and application of Pd/C nanocatalyst in passive alkaline direct ethanol fuel cells (ADEFC) by Modibedi, Remegia M., Mehlo, Thembelihle, Ozoemena, Kenneth I., Mathe, Mkhulu K.

“…This work describes the use of Pd nanocatalyst on Vulcan XC-72 (at a very low loading, 8 wt% Pd) in passive alkaline direct ethanol fuel cell (ADEFC). The…”
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Solution-combustion synthesized nickel-substituted spinel cathode materials (LiNixMn2-xO4; 0≤x≤0.2) for lithium ion battery: enhancing energy storage, capacity retention, and lithium ion transport by Kebede, Mesfin A., Kunjuzwa, Nikiwe, Jafta, Charl J., Mathe, Mkhulu K., Ozoemena, Kenneth I.

“…•Spherical LiNixMn2-xO4 (x=0, 0.1, 0.2) cathodes synthesized using solution combustion methods.•Low amount of nickel enhanced the cell potential and improved…”
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Underpotential deposition of SnBi thin films for sodium ion batteries: The effect of deposition potential and Sn concentration by Xaba, Nqobile, Modibedi, Remegia M., Khotseng, Lindiwe E., Mathe, Mkhulu K., Palaniyandy, Nithyadharseni

“…Bimetallic SnBi film was deposited on a Cu foil substrate via the electrochemical atomic layer deposition (E-ALD) technique. The deposition attainment of Sn…”
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Manganese oxide/graphene oxide composites for high-energy aqueous asymmetric electrochemical capacitors by Jafta, Charl J., Nkosi, Funeka, le Roux, Lukas, Mathe, Mkhulu K., Kebede, Mesfin, Makgopa, Katlego, Song, Yang, Tong, Dennis, Oyama, Munetaka, Manyala, Ncholu, Chen, Shaowei, Ozoemena, Kenneth I.

“…A high-energy aqueous asymmetric electrochemical capacitor was developed using manganese dioxide (α-MnO2)/graphene oxide (GO) nanocomposites. The…”
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Studies on Bare and Mg-doped LiCoO2 as a cathode material for Lithium ion Batteries by Reddy, M.V., Jie, Thor Wei, Jafta, Charl J., Ozoemena, Kenneth I., Mathe, Mkhulu K., Nair, A. Sreekumaran, Peng, Soo Soon, Idris, M. Sobri, Balakrishna, Geetha, Ezema, Fabian I., Chowdari, B.V.R.

“…•Layered compounds, Li(MgxCo1-x)O2 (x=0, 0.03, 0.05) prepared by molten salt method.•They were characterized by XRD, SEM, density and cyclic voltammetry and…”
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A high selectivity quaternized polysulfone membrane for alkaline direct methanol fuel cells by Abuin, Graciela C., Franceschini, Esteban A., Nonjola, Patrick, Mathe, Mkhulu K., Modibedi, Mmalewane, Corti, Horacio R.

“…Alkaline membranes based on quaternized poly(arylene ether sulfone) (QPAES) were characterized in relation to their water and methanol uptake, methanol…”
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Pd, PdSn, PdBi, and PdBiSn Nanostructured Thin Films for the Electro-Oxidation of Ethanol in Alkaline Media by Xaba, Nqobile, Modibedi, Remegia M., Mathe, Mkhulu K., Khotseng, Lindiwe E.

“…Pd, PdSn, PdBi and PdBiSn nanostructured thin films were prepared on Au substrate using the electrochemical atomic layer deposition technique. The activity of…”
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