浮雕型全息光栅诱导液晶分子取向排列的研究

1.汕头大学物理系,汕头,515063

2.汕头大学物理系,汕头,515063

3.汕头大学物理系,汕头,515063

4.苏州大学信息光学工程研究所,苏州,215006

5.汕头大学物理系,汕头,515063

基金项目: 广东省博士启动基金(04010998)

Liquid crystal alignment on holographic surface relief gratings

在玻璃衬底上制备浮雕型全息光栅作为液晶显示器件取向层,分析了液晶层厚度对液晶分子在光栅取向层上排列的影响.发现液晶层厚度约为8μm时,液晶分子是沿光栅沟槽方向一致排列,其显微织构均匀,各点光强均匀一致,两个相同光强的状态周期为90°,周期性的微沟槽是促使液晶分子取向一致的主要原因.

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