Boosting electrochemical reaction and suppressing phase transition with a high-entropy O3-type layered oxide for sodium-ion batteries
Journal of Materials Chemistry A2022Vol. 10(28), pp. 14943–14953
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Kanghui Tian, Huan He, Xiao Li, Dan Wang, Zhiyuan Wang, Runguo Zheng, Hongyu Sun, Yanguo Liu, Qinchao Wang
Abstract
A high-entropy O3-type layered oxide cathode Na(Fe 0.2 Co 0.2 Ni 0.2 Ti 0.2 Sn 0.1 Li 0.1 )O 2 with disordered distribution of multi-component transition metals suppresses the complex intermediate phase transition, enabling highly reversible electrochemical reaction.