TY - Front. Environ. Sci. Eng. A1 - Xingguo Guo, Qiuying Wang, Ting Xu, Kajia Wei, Mengxi Yin, Peng Liang, Xia Huang, Xiaoyuan Zhang T1 - Erratum to: One-step ball milling-prepared nano Fe2O3 and nitrogen-doped graphene with high oxygen reduction activity and its application in microbial fuel cells Y1 - 2020-08-15 JF - Frontiers of Environmental Science & Engineering JO - Front. Environ. Sci. Eng. SP - 75 EP - VL - 14 IS - 4 UR - https://journal.hep.com.cn/fese N1 - 10.1007/s11783-020-1258-5 ER -