Suppress volume expansion
Features a 3D chain-like aggregate structure with high void ratio that accommodates LiF formation, thereby inhibiting volume deformation during discharge.
Zhang, Liang · Jiu-Kang, Teng · Junjie, Liu · Siping, Tan · Xiong, Zhou · Zhu, Liao · Tian, Qianqiu · Yang, Wenjing · Li, Xueming
Transactions of Tianjin University 2026
3D chain-like aggregate structure with high void ratio
Surface and defect sites preferentially react with Li+
C–F bonds selectively break to form LiF
Synergistic mechanism of surface uniform reaction and local structural reorganization