Fungus bran-derived nanoporous carbon with layered structure and rime-like support for enhanced symmetric supercapacitors Keqi Qu, Weicong Wang, Cai Shi, Zhe Sun, Houjuan Qi, Junming Shi, Shuai Yang, Zhanhua Huang, Zhanhu Guo*, 10.1007/s40097-021-00448-z XML