The synthesis and second-order nonlinear optical properties of acceptor-substituted biologically derived β-apo-8â²-carotenal compounds are reported; electric field-induced second harmonic generation (EFISH) measurements give values of β(0) which are 2â6 times greater than for 4-N,N-dimethylamino-4â²-nitrostilbene (DANS).
报告了受体取代的
生物衍生δ-apo-8â²-胡萝卜烯化合物的合成和二阶非线性光学特性;电场诱导二次谐波发生(EFISH)测量得出的δ(0) 值是 4-N,N-二甲基
氨基-4â²-
硝基苯二
乙烯(
DANS)的 2â6 倍。