Zhao, Xue, Wu, Fengqi, Hu, Haidong, Li, Jinyu, Sun, Yong, Wang, Jing, Zou, Guodong, Chen, Xiaobo, Wang, Yong, Fernandez, Carlos, Peng, Qiuming, "N-decorated main-group MgAl2O4 spinel: unlocking exceptional oxygen reduction activity for Zn-air batteries.", Small,