Browsing by Author "Ozoemena, Kenneth I."
Now showing items 1-18 of 18
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Carbon-supported catalysts for carbon dioxide methanation: A review
( Elsevier , 2024 , Article Review)Carbon-based materials have attracted significant attention in various catalytic applications. However, they are rarely reported for high-temperature catalytic reactions, owing to their limited thermal stability compared ... -
CHAPTER 4: Graphitic Carbon Nitride Nanostructures as Potent Catalysts for Water Splitting: Theoretical Insights
( Royal Society of Chemistry , 2021 , Book chapter)The water-splitting reaction is a highly promising green and sustainable energy source. However, finding effective catalysts for both water reduction and oxidation is an unnerving challenge. Graphitic carbon nitride (gCN) ... -
Controlling the Synthesis Protocols of Palladium-Based Nanostructures for Enhanced Electrocatalytic Oxidation of Carbon Monoxide: A Mini-Review
( Wiley-Blackwell , 2023 , Article)Pd-based nanostructures are endowed with impressive catalytic features for alcohol-based fuel cells, however, their poisoning by carbon monoxide (CO) is a great barrier to large-scale utilization of such fuel cells as ... -
Correction: Pd/Ni-metal–organic framework-derived porous carbon nanosheets for efficient CO oxidation over a wide pH range
( Royal Society of Chemistry , 2022 , Article)The authors regret that one of the funders of this work was omitted in the Acknowledgements section of the original publication. The correct acknowledgements are as follows: This work was supported by the Qatar University ... -
Cover Profile: Efforts at Enhancing Bifunctional Electrocatalysis and Related Events for Rechargeable Zinc-Air Batteries
( John Wiley and Sons Inc , 2021 , Other)Invited for this month's cover picture is the group of Prof. Dr. Kenneth I. Ozoemena at the University of the Witwatersrand and collaborators from Qatar University and Peking University. The Front Cover illustrates the ... -
Efforts at Enhancing Bifunctional Electrocatalysis and Related Events for Rechargeable Zinc-Air Batteries
( John Wiley and Sons Inc , 2021 , Article Review)Rechargeable zinc-air batteries (RZABs) are one of the most promising next-generation energy-storage technologies for stationary applications (home and industry), wearable and portable electronics, and transportation ... -
Electrocatalytic CO oxidation on porous ternary PdNiO-CeO2/carbon black nanocatalysts: Effect of supports and electrolytes
( Elsevier , 2023 , Article)The catalytic activity and durability of porous ternary Pd-based electrocatalysts are augmented by alloying with other metals and using supports, however, the effect of supports and electrolytes at varied pH on the ... -
Highly exfoliated Ti3C2T: XMXene nanosheets atomically doped with Cu for efficient electrochemical CO2reduction: An experimental and theoretical study
( Royal Society of Chemistry , 2022 , Article)Ti3C2Tx MXene nanostructures have garnered attention for various catalytic applications due to their built-in electronic properties. Herein, we rationally design highly exfoliated two-dimensional Ti3C2Tx nanosheets (Tx = ... -
Interfacial Electronic Interactions within the Pd-CeO2/Carbon Onions Define the Efficient Electrocatalytic Ethanol Oxidation Reaction in Alkaline Electrolytes
( American Chemical Society (ACS) , 2024 , Article)Porous Pd-based electrocatalysts are promising materials for alkaline direct ethanol fuel cells (ADEFCs) and ethanol sensors in the development of renewable energy and point-of-contact ethanol sensor test kits for drunk ... -
Metal-organic framework-derived hierarchical porous N/Co-doped carbon-supported sponge-like Pd-SnO2 nanostructures for low-temperature CO oxidation
( Royal Society of Chemistry , 2024 , Article)Metal-organic framework-derived porous N/Co-doped carbon (MOF-PNC) nanostructures-supported metal nanoparticles (NPs) are of great importance in multidisciplinary catalytic reactions; however, their catalytic performance ... -
Pd nanocrystals encapsulated in MOF-derived Ni/N-doped hollow carbon nanosheets for efficient thermal CO oxidation: unveiling the effect of porosity
( Royal Society of Chemistry , 2023 , Article)Rational synthesis of Ni-metal-organic-framework (MOF)-derived hollow N-doped carbon (Ni-MOF-HNC) nanostructures has garnered great attention in various catalytic reactions due to their outstanding catalytic and physicochemical ... -
Porous high-entropy alloys as efficient electrocatalysts for water-splitting reactions
( Elsevier Inc. , 2022 , Article)Porous high-entropy alloys (HEAs) have emerged as promising electrocatalysts for water-splitting reactions, owing to their rich dissimilar active sites, elemental diversity, and multiple functionalities. The rational design ... -
Porous multi-metallic Pt-based nanostructures as efficient electrocatalysts for ethanol oxidation: A mini-review
( Elsevier Inc. , 2022 , Article Review)Porous multi-metallic Pt-based nanostructures (PM-Pt-Ns) electrocatalysts possess various unique structural and compositional merits that facilitate their utilization in ethanol oxidation reaction (EOR), which is one of ... -
Porous spinel-type transition metal oxide nanostructures as emergent electrocatalysts for oxygen reduction reactions
( Royal Society of Chemistry , 2022 , Article Review)Porous spinel-type transition metal oxide (PS-TMO) nanocatalysts comprising two kinds of metal (denoted as AxB3−xO4, where A, B = Co, Ni, Zn, Mn, Fe, V, Sm, Li, and Zn) have emerged as promising electrocatalysts for oxygen ... -
Rational construction of N-containing carbon sheets atomically doped NiP-CoP nanohybrid electrocatalysts for enhanced green hydrogen and oxygen production
(2024 , Article)The pursuit of sustainable energy production has directed rigorous research in the field of electrocatalysis, particularly for water electrolysis (i.e., hydrogen evolution (HER) and oxygen evolution reactions (OER)). This ... -
Ternary PdNiO nanocrystals-ornamented porous CeO2/onion-like carbon for electrooxidation of carbon monoxide: unveiling the effect of supports and electrolytes
( Royal Society of Chemistry , 2023 , Article)Porous ternary Pd-based catalysts are highly promising for various electrocatalytic applications, due to their low Pd mass, high surface area, accessible active sites, and tunable electronic structure; however, their ... -
Titanium Carbide (Ti3C2Tx) MXene Ornamented with Palladium Nanoparticles for Electrochemical CO Oxidation
( John Wiley and Sons Inc , 2022 , Article)Titanium carbide (Ti3C2Tx) MXene possesses various unique physicochemical and catalytic properties. However, the electrochemical CO oxidation performance is not yet addressed experimentally. Herein, Ti3C2Tx (TX=OH, O, and ... -
Unveiling fabrication and environmental remediation of mxene-based nanoarchitectures in toxic metals removal from wastewater: Strategy and mechanism
( MDPI AG , 2020 , Article)Efficient approaches for toxic metal removal from wastewater have had transformative impacts to mitigating freshwater scarcity. Adsorption is among the most promising purification techniques due to its simplicity, low cost, ...
