Fig. 3: Mechanistic investigations.
a Radical trapping experiments. b Fluorescence quenching experiments of Ir-PC A with various concentrations of 1a + TFA in TFE solution. c Stern−Volmer plots of Ir-PC A with different quenchers. d Cyclic voltammograms of 1a and 1a + TFA in 0.1 M TBAPF6 TFE solution. e Cyclic voltammograms of 1a + TFA in 0.1 M TBAPF6 TFE solution and EtOH solution. f Light on/off experiments.
