Reversible ZnO Cathode Zn-O2 Battery

>1000 h cycle life

Reversible ZnO formation and decomposition on the cathode enabled by high-donicity aprotic electrolytes and Ru-based catalysts, overcoming the poor rechargeability of aqueous Zn-O2 batteries.

Zhang, Qingwei · Wang, Jia · Wuhai, Yang · Du, Xiaofan · Zhao, Jingwen · Wang, Jinzhi · Lu, Guoli · Chen, Zheng · Ge, Xuesong · Guo, Ziyang · Kong, Qingyu · Cui, Guanglei

Angewandte Chemie - International Edition 2025

Specifications

软包电池能量密度

{'zh': '120', 'en': ''} Wh kg-1

锌负极利用率

{'zh': '40', 'en': ''} %

Advantages

cycle life exceeding 1000 h

cathode product is defect-rich ZnO phase