NiO nanoparticles decorated pine needle-liked CuO as efficient electrocatalysts to boost methanol oxidation reaction
Design and synthesis of high-performance and low-cost electrocatalysts for methanol oxidation reaction (MOR) are of great significance in energy conversion applications. In this work, g-NiO/CuO composites with high catalytic performance for MOR are successfully synthesized by a template method using...
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| Veröffentlicht in: | Ionics 2023-09, Vol.29 (9), p.3693-3701 |
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| container_title | Ionics |
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| creator | Tang, Xiao Wang, Zhenwei Cai, Dandan Shao, Qinsi Qin, Ziwei Liu, Yang Li, Wenxian Li, Ying Zhang, Jiujun |
| description | Design and synthesis of high-performance and low-cost electrocatalysts for methanol oxidation reaction (MOR) are of great significance in energy conversion applications. In this work, g-NiO/CuO composites with high catalytic performance for MOR are successfully synthesized by a template method using g-C
3
N
4
flakes as the sacrificial template. NiO nanoparticles are dispersed uniformly on the surface of the pine needle-liked CuO substrate, resulting in a synergistic effect which can enhance the electrocatalytic MOR activity and stability of g-NiO/CuO catalysts. The catalyst shows a maximum peak current density of 159 mA cm
−2
and also long-term stability. The bimetal-oxide-synergistic strategy in this work highlights a promising way for the design of catalysts with high electrochemical performance for direct methanol fuel cells (DMFCs). |
| doi_str_mv | 10.1007/s11581-023-05097-6 |
| format | Article |
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3
N
4
flakes as the sacrificial template. NiO nanoparticles are dispersed uniformly on the surface of the pine needle-liked CuO substrate, resulting in a synergistic effect which can enhance the electrocatalytic MOR activity and stability of g-NiO/CuO catalysts. The catalyst shows a maximum peak current density of 159 mA cm
−2
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3
N
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flakes as the sacrificial template. NiO nanoparticles are dispersed uniformly on the surface of the pine needle-liked CuO substrate, resulting in a synergistic effect which can enhance the electrocatalytic MOR activity and stability of g-NiO/CuO catalysts. The catalyst shows a maximum peak current density of 159 mA cm
−2
and also long-term stability. 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In this work, g-NiO/CuO composites with high catalytic performance for MOR are successfully synthesized by a template method using g-C
3
N
4
flakes as the sacrificial template. NiO nanoparticles are dispersed uniformly on the surface of the pine needle-liked CuO substrate, resulting in a synergistic effect which can enhance the electrocatalytic MOR activity and stability of g-NiO/CuO catalysts. The catalyst shows a maximum peak current density of 159 mA cm
−2
and also long-term stability. The bimetal-oxide-synergistic strategy in this work highlights a promising way for the design of catalysts with high electrochemical performance for direct methanol fuel cells (DMFCs).</abstract><cop>Berlin/Heidelberg</cop><pub>Springer Berlin Heidelberg</pub><doi>10.1007/s11581-023-05097-6</doi><tpages>9</tpages></addata></record> |
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| subjects | Bimetals Carbon nitride Catalysts Catalytic converters Chemical synthesis Chemistry Chemistry and Materials Science Condensed Matter Physics Copper oxides Electrocatalysts Electrochemical analysis Electrochemistry Energy conversion Energy Storage Fuel cells Methanol Nanoparticles Nickel oxides Optical and Electronic Materials Oxidation Renewable and Green Energy Stability Substrates Synergistic effect |
| title | NiO nanoparticles decorated pine needle-liked CuO as efficient electrocatalysts to boost methanol oxidation reaction |
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