Figure 1

Polymer-wrapping structrue. (a) The TEM image of MLCO. (b) The C1s XPS spectrums of BCEAM and MLCO. (c) The Electrochemical Impedance Spectroscopy (EIS) of the cells of MLCO and PLCO. (d) The Cyclic Voltammograms (CV) of the cells of MLCO and PLCO.