Figure 1

From: Single photon triggered dianion formation in TCNQ and F4TCNQ crystals

Figure 1

Steady-state absorption spectra of (a) TCNQ in acetonitrile, radical anion (TCNQ•−)16, dianion (TCNQ2−)16 and single crystal; (b) F4TCNQ in acetonitrile, radical anion (F4TCNQ•−)17, dianion (F4TCNQ2−) in acetonitrile17, dianion in gas17 and single crystal.