Fig. 3
From: Probing electrochemical reactions in organic cathode materials via in operando infrared spectroscopy
The ATR difference spectra. a Spectrum of the PAQS and difference spectra of the PAQS cathode during cycling. The absorbance scale is identical for all difference spectra. b The first three cycles for PAQS cathode vs. time with the marked points from where the subtracted spectra were taken
