综述了光致变色聚合物的光学性能及应用的近期研究进展.首先,介绍了光诱导双折射及双色现象形成机理及实验方法,并讨论了分子结构与外部条件对上述现象的影响.其次,介绍了光致变色聚合物非线性光学性能和应用, 如由光助极化和全光极化形成的光开关现象将有可能引起数字存储或光-光开关等新装置的出现.最后,简单说明了光诱导表面光栅在近几年的研究情况,并分析了它们在全息图像存贮、光学过滤器及共振电偶中的潜在应用.
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