Honeycomb-like amorphous carbon-encapsulated Si/graphene anode

908 mAh after 200 cycles

Honeycomb-like porous structure and interconnected carbon network synergistically buffer silicon's volume change, achieving both high capacity and cycling stability.

Gao, Jiafeng · Yu, Liu · Chen, Jianqiang · Liu, He · Xiaoling, Li · Wang, Ziqi · Chen, Zui · Xu, Yutong · Wang, Jie

Journal of Energy Storage 2023

Specifications

碳含量

{'zh': '8', 'en': ''} wt%

Advantages

Discharge capacity of 908 mAh g⁻¹ with 65.9% retention after 200 cycles at 0.5 A g⁻¹