Oxygen-deficient SiOx separator

Suppresses zinc dendrites

A glass fiber separator with an oxygen-deficient SiOx layer whose hydroxylated surface repels sulfate and attracts zinc ions, enabling dendrite-free zinc deposition.

Wang, Zhen · Wang, Kehua · Xiao-Tao, Wu · Feng, Pan · Xu, Hui · Xiao, Zhu · Zhang, Xiyu · Chen, Jian · Chen, Jian

Small 2023

Specifications

锌对称电池中过电位

{'zh': '18', 'en': ''} mV

Enables large-area

{'zh': '', 'en': '6'} cm²

Advantages

Cycling life over 2000 h