Fig. 3: Electrochemical performance of symmetric Li||Li cells.
From: Dynamic gel as artificial interphase layer for ultrahigh-rate and large-capacity lithium metal anode
a Voltage profiles of bare Li and CS/DF-PEG-DF@Li anode in symmetric cell at 10 mA cm−2 under a fixed capacity of 10 mAh cm−2. b The corresponding enlarged voltage profiles of CS/DF-PEG-DF@Li anode for different cycles. c Voltage profiles of bare Li and CS/DF-PEG-DF@Li anode in symmetric cell at current density of 50 mA cm−2 and high capacity of 50 mAh cm−2. d Cycle stability of symmetrical cells employing bare Li and CS/DF-PEG-DF@Li with thickness of 50 μm at 4 mA cm−2 under a fixed capacity of 8 mAh cm−2. e Comparison of maximum current density and the corresponding cycle life of the CS/DF-PEG-DF@Li with the representative protected Li metal anode (Data is obtained from Table S1 in Supporting Information).
