A high energy density all-solid-state asymmetric supercapacitor based on MoS<sub>2</sub>/graphene nanosheets and MnO<sub>2</sub>/graphene hybrid electrodes

Xue Yang; Hao Niu; He Jiang; Qian Wang; Fengyu Qu

doi:10.1039/c6ta03474h

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A high energy density all-solid-state asymmetric supercapacitor based on MoS₂/graphene nanosheets and MnO₂/graphene hybrid electrodes

Xue Yang Hao Niu He Jiang Qian Wang Fengyu Qu

Year: 2016 Journal: Journal of Materials Chemistry A Vol: 4 (29)Pages: 11264-11275 Publisher: Royal Society of Chemistry

DOI: 10.1039/c6ta03474h

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Abstract

An asymmetric supercapacitor with high energy density is designed using flower-like MoS₂ and MnO₂ grown on graphene nanosheets as the negative and positive electrodes, respectively. The device exhibits a high energy density of 78.9 W h kg⁻¹ at a power density of 284.1 W kg⁻¹.

Keywords:

Supercapacitor Graphene Materials science Electrode Power density Energy density Nanotechnology Optoelectronics Electrochemistry Power (physics) Engineering physics Chemistry Physical chemistry Physics Thermodynamics

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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

A high energy density all-solid-state asymmetric supercapacitor based on MoS₂/graphene nanosheets and MnO₂/graphene hybrid electrodes

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