Fig. 2From: The role of molecular oxygen (O2) and UV light in the anion radical formation and stability of TCNQ and its fluorinated derivativesa–c Comparative electronic absorption spectral evolution of TCNQ in a air-equilibrated, b degassed EtOH as a function of UV-illumination time, and in c air-equilibrated EtOH as a function of time without UV-illuminationBack to article page