Fig. 5: Electrochemical performances of full cells and air stability of q2D-FcMOF.

a Long-term cycling performance of Li | |LFP at 1 C. b Rate performance of Li | |LFP. The in-situ FTIR spectra of the electrolyte of q2D-FcZ8@Li | |LFP (c) during the process of charge and discharge and (d) contour maps of the in-situ FTIR. e CV curves of Li | |LFP with a scan rate of 0.05 mV s−1. f Cycling performance of Li | |LFP at 1 C with high cathode mass loading and lean electrolyte. g Cycling performance of Li | |NCM811 at 0.5 C. h Li1s XPS spectra of air-exposed q2D-FcZ8@Li for different time periods. i The specific capacity of air-exposed q2D-FcZ8@Li and bare Li for different time periods. j EIS curves of symmetric cell of air-exposed q2D-FcZ8@Li and bare Li for different time periods, with enlargement in the inset.