Hierarchical three-dimensional NiCo<sub>2</sub>O<sub>4</sub> nanoneedle arrays supported on Ni foam for high-performance supercapacitors

Jian Wu; Rui Mi; Shaomin Li; Pan Guo; Jun Mei; Hao Liu; Woon‐Ming Lau; Limin Liu

doi:10.1039/c4ra16937a

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Hierarchical three-dimensional NiCo₂O₄ nanoneedle arrays supported on Ni foam for high-performance supercapacitors

Jian Wu Rui Mi Shaomin Li Pan Guo Jun Mei Hao Liu Woon‐Ming Lau Limin Liu

Year: 2015 Journal: RSC Advances Vol: 5 (32)Pages: 25304-25311 Publisher: Royal Society of Chemistry

DOI: 10.1039/c4ra16937a

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Abstract

A novel NiCo₂O₄ nanoneedle arrays with bottom crosslinked nanosheets grew on Ni foam as advanced binder-free electrodes via a facile one-step hydrothermal method followed by annealing in air, which exhibited high electrochemical performance.

Keywords:

Nanoneedle Hydrothermal circulation Supercapacitor Materials science Annealing (glass) Electrode Electrochemistry Nanotechnology Chemical engineering Composite material Nanostructure Chemistry

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Supercapacitor Materials and Fabrication

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

Advanced battery technologies research

Physical Sciences → Engineering → Electrical and Electronic Engineering

Advancements in Battery Materials

Physical Sciences → Engineering → Electrical and Electronic Engineering

Hierarchical three-dimensional NiCo₂O₄ nanoneedle arrays supported on Ni foam for high-performance supercapacitors

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