Search Results - "Mwonga, Patrick"

Hydrogen oxidation and oxygen reduction reactions on palladium nano-electrocatalyst supported on nickel-deficient MOF-derived carbons by Ipadeola, Adewale K., Mwonga, Patrick V., Ozoemena, Kenneth I.

“…•Pd catalyst with Ni-deficient composite (Pd/Ni-d/MOFDC) has endowed physico-chemistry for excellent HOR and ORR kinetics.•The enhanced performance of…”
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Scalable synthesis of K+/Na+ pre-intercalated α-MnO2 via Taylor fluid flow-assisted hydrothermal reaction for high-performance asymmetric supercapacitors by Mofokeng, Thapelo P., Shabalala, Sebenzile, Haruna, Aderemi B., Mwonga, Patrick V., Tetana, Zikhona N., Ozoemena, Kenneth I.

“…[Display omitted] •Couette-Taylor flow mixing and hydrothermal method were used to synthesize Na+/K+@α-MnO2 nanowires.•Na+/K+@α-MnO2 nanowires showed superior…”
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CeO2 Modulates the Electronic States of a Palladium Onion-Like Carbon Interface into a Highly Active and Durable Electrocatalyst for Hydrogen Oxidation in Anion-Exchange-Membrane Fuel Cells by Ogada, Jimodo J., Ipadeola, Adewale K., Mwonga, Patrick V., Haruna, Aderemi B., Nichols, Forrest, Chen, Shaowei, Miller, Hamish A., Pagliaro, Maria V., Vizza, Francesco, Varcoe, John R., Meira, Debora Motta, Wamwangi, Daniel M., Ozoemena, Kenneth I.

“…This study reports the preparation, characterization, and electrocatalytic properties of palladium-based catalysts containing ceria (CeO2) on carbon black (CB)…”
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Bifunctional Behavior of Pd/Ni Nanocatalysts on MOF‐Derived Carbons for Alkaline Water‐splitting by Ipadeola, Adewale K., Mwonga, Patrick V., Ray, Sekar C., Maphanga, Rapela R., Ozoemena, Kenneth I.

“…Metal‐organic framework derived carbon (MOFDC) serves as supporting platforms for PdNi catalyst (Pd/Ni/MOFDC) and acid‐treated nickel counterpart…”
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Annealing Boosts the Supercapacitive Properties of Molybdenum Disulfide Powder by Mwonga, Patrick V., Ipadeola, Adewale K., Naidoo, Shunmugam R., Quandt, Alexander, Ozoemena, Kenneth I.

“…This work compares the supercapacitive properties of pristine molybdenum disulfide (MoS2‐AS) and its counterpart annealed at 450 °C (MoS2‐450) in 1 M Na2SO4…”
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Palladium/Stannic Oxide Interfacial Chemistry Promotes Hydrogen Oxidation Reactions in Alkaline Medium by Ipadeola, Adewale K., Mwonga, Patrick V., Ray, Sekar C., Maphanga, Rapela R., Ozoemena, Kenneth I.

“…A nanostructured Pd/SnO2 on metal‐organic‐framework‐derived carbon (Pd/SnO2/MOFDC) electrocatalyst and its monometallic catalyst (Pd/MOFDC) have been…”
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Hausmannite–Carbon Nanofiber Composite Electrocatalyst for High Areal-Discharge Energy Rechargeable Zinc–Air Battery by Lebechi, Augustus K., Gaolatlhe, Lesego, Mofokeng, Thapelo P., Haruna, Aderemi B., Ipadeola, Adewale K., Mwonga, Patrick V., Bankole, Oluwatosin E., Ola, Oluwafunmilola, Ozoemena, Kenneth I.

“…Rechargeable zinc–air batteries (RZABs) have been described as one of the most viable next-generation battery technologies, especially due to their low cost,…”
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Interfacial Electronic Interactions within the Pd-CeO2/Carbon Onions Define the Efficient Electrocatalytic Ethanol Oxidation Reaction in Alkaline Electrolytes by Ogada, Jimodo J., Ehirim, Tobechukwu J., Ipadeola, Adewale K., Haruna, Aderemi B., Mwonga, Patrick V., Abdullah, Aboubakr M., Yang, Xiao-Yu, Eid, Kamel, Wamwangi, Daniel M., Ozoemena, Kenneth I.

“…Porous Pd-based electrocatalysts are promising materials for alkaline direct ethanol fuel cells (ADEFCs) and ethanol sensors in the development of renewable…”
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Performance of Pd@FeCo Catalyst in Anion Exchange Membrane Alcohol Fuel Cells by Fashedemi, Omobosede O., Mwonga, Patrick V., Miller, Hamish A., Maphanga, Rapela R., Vizza, Francesco, Ozoemena, Kenneth I.

“…The performances of the core-shell nano-electrocatalysts (FeCo@Fe@Pd/CNT-OH and their monometallic Pd counterparts (Pd/CNT-OH) on carbon nanotubes in passive…”
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Onion-like Carbons Provide a Favorable Electrocatalytic Platform for the Sensitive Detection of Tramadol Drug by Ehirim, Tobechukwu J., Ozoemena, Okoroike C., Mwonga, Patrick V., Haruna, Aderemi B., Mofokeng, Thapelo P., De Wael, Karolien, Ozoemena, Kenneth I.

“…This work reports the first study on the possible application of nanodiamond-derived onion-like carbons (OLCs), in comparison with conductive carbon black…”
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Defect-Engineered β‑MnO2−δ Precursors Control the Structure–Property Relationships in High-Voltage Spinel LiMn1.5Ni0.5O4−δ by Haruna, Aderemi B, Mwonga, Patrick, Barrett, Dean, Rodella, Cristiane B, Forbes, Roy P, Venter, Andrew, Sentsho, Zeldah, Fletcher, Philip J, Marken, Frank, Ozoemena, Kenneth I

“…This study examines the role of defects in structure–property relationships in spinel LiMn1.5Ni0.5O4 (LMNO) cathode materials, especially in terms of Mn3+…”
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Interfacial Electronic Interactions within the Pd-CeO 2 /Carbon Onions Define the Efficient Electrocatalytic Ethanol Oxidation Reaction in Alkaline Electrolytes by Ogada, Jimodo J, Ehirim, Tobechukwu J, Ipadeola, Adewale K, Haruna, Aderemi B, Mwonga, Patrick V, Abdullah, Aboubakr M, Yang, Xiao-Yu, Eid, Kamel, Wamwangi, Daniel M, Ozoemena, Kenneth I

“…Porous Pd-based electrocatalysts are promising materials for alkaline direct ethanol fuel cells (ADEFCs) and ethanol sensors in the development of renewable…”
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Rational construction of N-containing carbon sheets atomically doped NiP-CoP nanohybrid electrocatalysts for enhanced green hydrogen and oxygen production by Ipadeola, Adewale K., Sliem, Mostafa H., Mwonga, Patrick, Ozoemena, Kenneth I., Abdullah, Aboubakr M.

“…•Rational construction of N-containing carbon sheets with atomically doped NiP-CoP nanohybrids (NiP-CoP/NCS) by precipitation/calcination.•The as-formed…”
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Microwave‐induced defective PdFe/C nano‐electrocatalyst for highly efficient alkaline glycerol oxidation reactions by Mphahlele, Nonhlanhla Eugenia, Ipadeola, Adewale Kabir, Haruna, Aderemi Bashiru, Mwonga, Patrick Vaati, Modibedi, Remegia Mmalewane, Palaniyandy, Nithyadharseni, Billing, Caren, Ozoemena, Kenneth Ikechukwu

“…•DFT simulation shows that incorporation of Fe to Pd(111) leads to an increased partial density of states (PDOS) compared to Pd alone, confirming the…”
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Cover Picture: Bifunctional Behavior of Pd/Ni Nanocatalysts on MOF‐Derived Carbons for Alkaline Water‐splitting (Electroanalysis 12/2020) by Ipadeola, Adewale K., Mwonga, Patrick V., Ray, Sekar C., Maphanga, Rapela R., Ozoemena, Kenneth I.

“…The Cover page illustrates that palladium‐nickel on carbon‐derived metal organic frameworks efficiently splits water into oxygen and hydrogen. More information…”
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Correction to “CeO2 Modulates the Electronic States of Palladium Onion-like Carbon Interface into a Highly Active and Durable Electrocatalyst for Hydrogen Oxidation in Anion Exchange Membrane Fuel Cells” by Ogada, Jimodo J., Ipadeola, Adewale K., Mwonga, Patrick V., Haruna, Aderemi B., Nichols, Forrest, Chen, Shaowei, Miller, Hamish A., Pagliaro, Maria V., Vizza, Francesco, Varcoe, John R., Meira, Debora Motta, Wamwangi, Daniel M., Ozoemena, Kenneth I.

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Correction to “CeO 2 Modulates the Electronic States of Palladium Onion-like Carbon Interface into a Highly Active and Durable Electrocatalyst for Hydrogen Oxidation in Anion Exchange Membrane Fuel Cells” by Ogada, Jimodo J., Ipadeola, Adewale K., Mwonga, Patrick V., Haruna, Aderemi B., Nichols, Forrest, Chen, Shaowei, Miller, Hamish A., Pagliaro, Maria V., Vizza, Francesco, Varcoe, John R., Meira, Debora Motta, Wamwangi, Daniel M., Ozoemena, Kenneth I.

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CeO 2 Modulates the Electronic States of a Palladium Onion-Like Carbon Interface into a Highly Active and Durable Electrocatalyst for Hydrogen Oxidation in Anion-Exchange-Membrane Fuel Cells by Ogada, Jimodo J., Ipadeola, Adewale K., Mwonga, Patrick V., Haruna, Aderemi B., Nichols, Forrest, Chen, Shaowei, Miller, Hamish A., Pagliaro, Maria V., Vizza, Francesco, Varcoe, John R., Meira, Debora Motta, Wamwangi, Daniel M., Ozoemena, Kenneth I.

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Cover Feature: Palladium/Stannic Oxide Interfacial Chemistry Promotes Hydrogen Oxidation Reactions in Alkaline Medium (ChemElectroChem 22/2020) by Ipadeola, Adewale K., Mwonga, Patrick V., Ray, Sekar C., Maphanga, Rapela R., Ozoemena, Kenneth I.

“…The Cover Feature illustrates that the interface between palladium and stannic oxide promotes hydrogen oxidation reaction (HOR), a reaction that can generate…”
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Ceria-Spiderweb Nanosheets Unlock the Energy-Storage Properties in the “Sleeping” Triplite (Mn2(PO4)F) by Nzimande, Nkosikhona, Haruna, Aderemi, Mwonga, Patrick, Rasche, Bertold, Cummings, Franscious, Ozoemena, Kenneth I

“…Rechargeable aqueous mobile-ion batteries (RAMIBs) are attractive next-generation battery technologies. Manganese fluorophosphate (triplite), Mn2(PO4)F (MFP),…”
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