Excitation wavelength dependence of the Z → E one-way isomerization of 4-halostilbene radical cations in excited states

Article abstract of DOI:10.1016/S0009-2614(96)01436-4

Excitation of (Z)-4-halostilbene radical cations ((Z)-XSt^+·; X = F, Cl, Br) around 500 or 700 nm induced their rapid one-way isomerization to the corresponding (E)-radical cations, as observed in two-color pulsed laser photolysis of (Z)-and (E)