CoS/N-codoped hollow carbon

Long cycle, low decay

MOF-derived hollow carbon embedded with CoS nanoparticles synergistically catalyzes polysulfide conversion and avoids catalytic site passivation, enabling excellent long-term cycling stability.

Yao, Yao · Zhou, Cheng · Zhao, Zelin · Chang, Ganggang · Wei, Jiankun · Huang, Kexin · Xie, Jingjing · Li, Junsheng · Yang, Xiaoyu

Carbon 2024

Advantages

0.05% capacity decay per cycle over 800 cycles at 1 C

Hollow structure buffers sulfur volume expansion

CoS catalyzes polysulfide conversion