Synthesis and stability studies of conformationally locked 4-(diarylamino)aryl- and 4-(dialkylamino)phenyl-substituted second-order nonlinear optical polyene chromophores - Barlow, Stephen.; Barzoukas, Marguerite.; Fort, Alain.; Kowalczyk, Tony C.; Lackritz, Hilary S.; Levina, Galina A.; Marder, Seth R.; Staub, Katrin.