Material–electrolyte interfacial interaction enabling the formation of an inorganic-rich solid electrolyte interphase for fast-charging Si-based lithium-ion batteries

Author:

Cheng Kai12ORCID,Tu Shuibin1,Zhang Bao1ORCID,Wang Wenyu1,Wang Xiaohong1,Tan Yucheng1,Chen Xiaoxue1,Li Chunhao1,Li Chenhui2,Wang Li3ORCID,Sun Yongming1ORCID

Affiliation:

1. Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, China

2. State Key Laboratory of Material Processing and Die & Mould Technology, School of Materials Science and Engineering Huazhong University of Science and Technology, Wuhan 430074, Hubei, China

3. Institute of Nuclear & New Energy Technology, Tsinghua University, Beijing 100084, China

Abstract

We demonstrated the interaction between electrolyte composition and P interphase of Si-based battery anode, and showed its exceptional stability and fast-charging capability by the formation of a robust Li3P/LiF solid electrolyte interphase.

Funder

National Natural Science Foundation of China

Huazhong University of Science and Technology

Publisher

Royal Society of Chemistry (RSC)

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