单分子三维取向的探测方法  

Determination of the Three-dimensional Orientation of Single Molecules

作　　者：王金媛[1] 刘力[1] 王琛[1] 王桂英[1] 

机构地区：[1]中国科学院上海光学精密机械研究所,上海201800

出　　处：《激光与光电子学进展》2006年第6期42-46,共5页Laser & Optoelectronics Progress

基　　金：国家重大基础研究973(2002BC713808)国家自然科学基金(60408007)资助课题

摘　　要：三维取向是单分子的一个重要特性,单分子三维取向研究是近年来对单分子研究的又一热点。综述了基于远场扫描的三种探测方法,阐述了其基本原理,分析、比较了各种方法的优缺点,讨论了进行单分子三维取向检测所存在的困难和实际问题,展望了其广阔的应用领域及前景。Three-dimensional orientation is one important dynamic properties of single molecules. Three- dimensional orientation of single molecules is one of hotspots in research of single molecules. Three schemes for determination of the three-dimensional orientation of single molecules are summarized. Their principles are introduced. Their advantages and disadvantages are analyzed. The difficulties and pratical issues in the measurements are discussed, and the application prospect are introduced.

关 键 词：测量 单分子 三维取向 远场扫描光学显微术 跃迁偶极矩 

分 类 号：O434.12[机械工程—光学工程]