Atomic-level design rules of metal-cation-doped catalysts: manipulating electron affinity/ionic radius of doped cations for accelerating sulfur redox kinetics in Li–S batteries

• DOI: 10.1039/d2ee04131f
• Publication Date: 2023-05-08T09:01:03Z
• Authors: Wei Wang; Xinying Wang; Jiongwei Shan; Liguo Yue; Zhuhang Shao; Li Chen; Dongzhen Lu; Yunyong Li
• Keywords: Ionic radius

A general affinity/ionic radius ( E / r ) rule as the selection criteria of cation dopants for designing efficient doped Li–S catalysts is proposed, and a low value cations greatly promotes sulfur redox in batteries.