具有宽波反射特性的手征向列相液晶的研究进展  

Recent Development of Chiral Nematic Liquid Crystals with Characteristics of Broadband Reflection

作　　者：黄维[1] 边震宇[1] 肖久梅[1] 郭金宝[1] 郭仁炜[1] 曹晖[1] 张晓光[1,2] 杨光达 杨槐[1] 

机构地区：[1]北京科技大学材料物理与化学系智能与显示功能高分子材料实验室,北京100083 [2]光电系统信息控制国家级重点实验室,河北三河065201

出　　处：《液晶与显示》2009年第3期322-332,共11页Chinese Journal of Liquid Crystals and Displays

基　　金：国家自然科学基金项目(No.20674005)

摘　　要：简要说明了手征向列相液晶的形成方式、分子排列特点和光学性质,详细介绍了具有宽波反射特性的手征向列相液晶在国内外的研究进展情况,概括了特殊的多螺距分布结构的形成机理,并展望了其应用前景及发展方向。Modes of formation, features of molecular alignment and optical properties of chiral nematic liquid crystals are briefly introduced in this paper. Recent developments in the chiral nematic liquid crystals with characteristics of broad-band reflection are discussed in detail. Different methods to obtain the unusual pitch distribution in the chiral chiral nematic liquid crystals are summarized. are analyzed. nematic liquid crystals polymers or polymer stabilized Furthermore, prospects for their potential application

关 键 词：液晶 手性化合物 手征向列相 选择性反射 螺距 高分子网络 

分 类 号：O753.2[理学—晶体学]