Rational design of asymmetric supercapacitors via a hierarchical core–shell nanocomposite cathode and biochar anode

Meiqing Fan, Xu Zeng, Xiaodong Yang, Xin Zhang, Bo Ren
2019 RSC Advances  
Hierarchical MnO2 nanosheets standing on hollow NiO microspheres have been designed by a facile hydrothermal process. Furthermore, asymmetric supercapacitors via core/shell NiO/MnO2 cathode and biochar anode were assembled.
doi:10.1039/c9ra09142d fatcat:tnxspgsj6zardal37qfpkimvku