fig4
Figure 4. In-situ optical microscope photos of the interface between electrolyte and electrode for symmetrical cells (A) Zn and (B) Zn-LSO-1, during zinc plating/stripping process at a current density of 5 mA cm-2 with an areal capacity of 0.1 mAh cm-2; (C) The real time voltage profiles of symmetrical Zn and Zn-LSO-1 cells. LSO: Lithium polysilicate.