Efficient bifunctional 3D porous Co–N–C catalyst from spent Li–ion batteries and biomass for Zinc–Air batteries

Yue Wang,Kuang Sheng,Rui Xu,Zihao Chen,Kaili Shi,Wenzhang Li,Jie Li

Chemical Engineering Science（2023）

引用 6|浏览10

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摘要

•The 3D porous ––Co–N–C catalyst was prepared by spent Li–ion batteries and wood.•The multiple channel structure of the catalyst provides abundant active sites.•The bifunctional electrocatalyst has great ORR and OER activity.•Zn–air batteries exhibited excellent power density and rechargeable performance.

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关键词

Transition–metal doping,Recycle spent Li–ion batteries,Biomass,Bifunctional electrocatalysts,Zn–air battery

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