Post-Synthetic and In Situ Vacancy Repairing of Iron Hexacyanoferrate Toward Highly Stable Cathodes for Sodium-Ion Batteries

Nano-Micro Letters

Rui Zeng¹  Min Wan²  Zexiao Cheng³  Jingtao Meng³  Jiayu Peng³  Wuxing Zhang³  Yunhui Huang³  Weilun Chen³ 

[1] School of Chemistry and Environmental Engineering, Wuhan Polytechnic University, 430023, Wuhan, People’s Republic of China;School of Mechanical Science and Engineering, Huazhong University of Science and Technology, 430074, Wuhan, People’s Republic of China;State Key Laboratory of Materials Processing and Die & Mould Technology, School of Materials Science and Engineering, Huazhong University of Science and Technology, 430074, Wuhan, People’s Republic of China;

关键词: Iron hexacyanoferrate;    Cathode;    Vacancy repairing;    Sodium-ion batteries;   

DOI  :  10.1007/s40820-021-00742-z

来源: Springer

【 摘 要 】

tsPost-synthetic and in-situ vacancy repairing strategies effectively decrease the defects in FeHCF.Vacancy reduction improves the structure and cycling stability of FeHCF.Vacancy reduction boosts the capacity contribution from low-spin Fe in FeHCF.

【 授权许可】

CC BY