1 College of Materials Science and Engineering, State Key Laboratory of New Textile Materials & Advanced Processing Technology, Wuhan Textile University, Wuhan, 430200, P. R. China. yzchen@wtu.edu.cn.
2 Faculty of Materials Science and Chemistry, China University of Geosciences Wuhan, 388 Lumo RD, Wuhan, 430074, P. R. China.
3 School of Chemistry and Life Sciences, Suzhou University of Science and Technology, Suzhou City, Jiangsu Province, 215009, P. R. China. juzi147@163.com.
4 Key Laboratory of Advanced Electrode Materials for Novel Solar Cells for Petroleum and Chemical Industry of China, Suzhou University of Science and Technology, Suzhou City, Jiangsu Province 215009, P. R. China.
5 Shaanxi Coal Chemical Industry Technology Research Institute Co., Ltd, Xi'an 710065, China.
CoO/Fe3O4 nanosheets exhibit a superior rechargeable zinc-air battery (ZAB) performance of 276 mW cm-2 and stability over 600 h. The all-solid-state ZAB also affords a high power density of 107 mW cm-2.