Remarkable-cycling-performance anode for Li-ion battery: The bilayer β-bismuthene

Chunmei Tang,Shouzheng Wang,Kaixiao Zhang,Chun Cheng

Electrochimica Acta（2021）

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摘要

•The bilayer β-Bi shows higher conductivity than the monolayer β-Bi.•The 0.08 eV diffusion energy barrier of Li in bilayer β-Bi is ideal.•The 7% volume expansion ratio of bilayer β-Bi is very small.•The average open circuit voltage of 0.28 V for bilayer β-Bi is ideal for LIBs.

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关键词

Li-ion battery,Anode,Bismuthene,Cycle life,Density functional theory

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