Constructing high-performance supercapacitors and electrochemical water splitting electrode materials through core–shell structured Co9S8@Ni(OH)2nanosheets

Songlin Xu; Rongda Zhao; Ruiyu Li; Jia Li; Jun Xiang; Fangyu Guo; Jingang Qi; Liang Liu; Fu‐Fa Wu

doi:10.1039/d4ta02205j

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Constructing high-performance supercapacitors and electrochemical water splitting electrode materials through core–shell structured Co₉S₈@Ni(OH)₂nanosheets

Songlin Xu Rongda Zhao Ruiyu Li Jia Li Jun Xiang Fangyu Guo Jingang Qi Liang Liu Fu‐Fa Wu

Year: 2024 Journal: Journal of Materials Chemistry A Vol: 12 (26)Pages: 15950-15965 Publisher: Royal Society of Chemistry

DOI: 10.1039/d4ta02205j

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Abstract

The material demonstrates a specific capacitance of 844.8 C g −1 at a current density of 1 A g −1 . In addition, the hydrogen evolution reaction performance of the material is 92.7 mV at 10 mA cm −2 , with a Tafel slope of 147.86 mV dec −1 .

Keywords:

Tafel equation Supercapacitor Capacitance Electrochemistry Electrode Materials science Current density Core (optical fiber) Exchange current density Water splitting Chemical engineering Chemistry Composite material Physical chemistry Catalysis Physics

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Electrocatalysts for Energy Conversion

Physical Sciences → Energy → Renewable Energy, Sustainability and the Environment

Supercapacitor Materials and Fabrication

Physical Sciences → Materials Science → Electronic, Optical and Magnetic Materials

Advanced battery technologies research

Physical Sciences → Engineering → Electrical and Electronic Engineering

Constructing high-performance supercapacitors and electrochemical water splitting electrode materials through core–shell structured Co₉S₈@Ni(OH)₂nanosheets

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