Table 1.

Optical properties for O‐doped PAHs in toluene solution.

Compound	λ [nm],[a] ϵ [m −1 cm−1]	λ em [nm][b]	Φ	τ [ns]
7Fur	352, 26 900	371	0.43	5.7
7Pp	446, 14 100	452	0.48	4.8
2	445, 25 600	463	0.55	4.9
3	452, 33 700	508	0.66	3.7
4	463, 65 000	472	0.88	2.7
5Fur	477, 47 300	494	0.84	3.0
5Pp	556, 36 300	569	0.50	3.8
6Fur	534, 97 400	547	0.80	3.0
6Pp	639, 66 400	649	0.52	2.2

[a] UV/Vis absorption maximum of the lowest‐energy band in toluene. [b] Emission maximum in toluene at 25 °C.