Promoting superior K-ion storage of Bi2S3 nanorod anode via graphene physicochemical protection and electrolyte stabilization effect

Lingling Yuan,Qianwen Zhou,Ting Li,Yikun Wang,Zhengqing Liu,Shaokun Chong

Applied Energy（2022）

Cited 7|Views6

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Abstract

•Bi2S3 nanorods wrapped by graphene are constructed via hydrothermal strategy.•Bi2S3@rGO composite exhibits great electrochemical performances for PIBs.•The conversion-alloying dual mechanisms for K-ion storage are investigated.•The physicochemical protection and electrolyte effect boost great electrode stability.

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Key words

Potassium-ion batteries,Anode material,Bismuth sulfide,Conversion-alloying mechanism,Electrolyte

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