Accelerated polysulfide conversion
Tailoring octahedral coordination chemistry enhances Co–O bond polarity to accelerate reversible polysulfide conversion for improved lithium-sulfur batteries.
Zhihao, Liu · Chen, An · Zhang, Guikai · Yu, Peng · Di, Wang · Zhang, Lirong · Kehao, Tao · Han, Fengfeng · Wei, He · Jin, Qi · Zhang, Chi · Ma, Xinzhi · Xinyue, Wang · Tong, Qi · Zizheng, Li · Bai, Jinlong · Li, Lu · Zhang, Zhiguo · Dong, Juncai · Li, Jinjin · Zhang, Xitian · Wu, Lili
Advanced Functional Materials 2025
XAFS experiments and theoretical analyses reveal geometric configuration and electronic structural evolution of HEO catalysts
Octahedral site recognized as primary active center
Weakened covalency (strengthened polarity) of CoOct–O bonds in HEOs enhances redox kinetics of reversible polysulfide conversion