Table 1. Optical and electrochemical measurements obtained from 0–4F .

	Solution		Film			E opt g (eV)	Δλ onset a (nm)	LUMO (eV)	HOMO (eV)	E elec g (eV)
	λ abs onset (nm)	λ abs max (nm)	λ abs onset (nm)	λ abs max (nm)	α(λ max) × 104 cm–1
0F	671	591	730	670	6.41	1.70	59	–3.27	–5.06	1.79
1F	667	589	739	685	5.79	1.68	72	–3.30	–5.06	1.76
2F	663	587	759	683	5.64	1.63	96	–3.32	–5.12	1.80
3F	654	582	731	674	7.74	1.70	77	–3.32	–5.15	1.83
4F	644	579	745	663	5.15	1.66	101	–3.33	–5.18	1.85

^aObtained from the λabsonset difference between the solution and film states.