Facile renewable synthesis of nitrogen/oxygen co-doped graphene-like carbon nanocages as general lithium-ion and potassium-ion batteries anode

Yuanhe Sun, Daming Zhu, Zhaofeng Liang, Yuanxin Zhao, Weifeng Tian, Xiaochuan Ren, Juan Wang, Xiaoyan Li, Xiaoyan Li, Yi Gao, Wen Wen, Yaobo Huang, Xiaolong Li, Xiaolong Li, Renzhong Tai