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合成了双亲性席夫碱配体与Zn2+、Cd2+的配合物。用元素分析、红外光谱和紫外光谱对配合物进行了鉴定,以L—B技术得到了层状有序多层膜。LB膜的紫外可见吸收光谱表明膜中分子形成TH-聚集体,且具有特定取向。该膜在紫外光的照射下,膜内配体分子发生的烯醇-醌式结构转变能够提高分子的非线性极化率。该结果有利于这类配合物薄膜材料非线性光学性质研究。
Synthesis of amphiphilic Schiff base ligand and Zn2 +, Cd2 + complexes. The complexes were identified by elemental analysis, IR and UV spectroscopy. Layered ordered multilayer films were obtained by L-B technique. UV-Vis absorption spectra of LB films indicate that the molecules in the film form TH-aggregates and have a specific orientation. Under UV irradiation, the enol-quinone structure transition of the ligand molecules in the membrane can increase the nonlinear polarizability of the molecule. The results are conducive to the non-linear optical properties of thin films of such complexes.