Figure 2.

Absorption (continuous line) and emission spectra (dashed) of 5 (top), 6 (middle) and doubly alkenyl bridged anthracene 11 (bottom). All spectra were measured in DCM (10−5 mol/L), λex=365 nm (5,11) and λex=390 nm (6).

Absorption (continuous line) and emission spectra (dashed) of 5 (top), 6 (middle) and doubly alkenyl bridged anthracene 11 (bottom). All spectra were measured in DCM (10−5 mol/L), λex=365 nm (5,11) and λex=390 nm (6).