%0 Journal Article
%T Measurement of superposition of orbit angular momentum states of photons by fork-like grating<br>用叉形光栅实现光子轨道角动量的叠加态的测量
%A Ye Fang-Wei
%A Li Yong-Ping
%A <br>叶芳伟
%A 李永平
%J 物理学报
%D 2003
%I 
%X Laguerre-Gaussian(LG) mode carries a well-defined orbit angular momentum. We have designed a fork-like grating to measure the superposition of two LG modes. It is useful in the high-dimensional quantum communication.
%K Laguerre-Gaussian mode
%K fork-like grating<br>Laguerre-Gaussian(LG)模，
%K 叉形光栅
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=47EA7CFDDEBB28E0&jid=29DF2CB55EF687E7EFA80DFD4B978260&aid=F594EDC556AC2782&yid=D43C4A19B2EE3C0A&vid=286FB2D22CF8D013&iid=0B39A22176CE99FB&sid=A5B34D9E8FDA439A&eid=717CC18E05F2AFA0&journal_id=1000-3290&journal_name=物理学报&referenced_num=1&reference_num=11