Figure 6.

Electrochemical evaluation in practical battery systems. a) Lithiation limited cycling of bare Si|E‐GEL and F‐Si|E‐GEL cells at 0.5 C with state‐of‐charge (SOC) control to 70%. b) Galvanostatic charge/discharge profiles of coin‐type full cells at 0.1 C and c) corresponding cycle stability of coin‐type full cells at 0.5 C. d) Comparison for the volumetric energy density of F‐Si|E‐GEL|NCM811 500 mAh‐pouch cell with other reported Si anodes. e) The cycling performance of the 500 mAh‐pouch cell with F‐Si|E‐GEL|NCM811 at 0.3 C.