%0 Journal Article
%T Phase-modulated free space quantum key distribution<br>相位调制自由空间量子密钥分配
%A Miao Er-Long
%A Mo Xiao-Fan
%A Gui You-Zhen
%A Han Zheng-Fu
%A Guo Guang-Can
%A <br>苗二龙
%A 莫小范
%A 桂有珍
%A 韩正甫
%A 郭光灿
%J 物理学报
%D 2004
%I 
%X We have realized the phase-modulated free space quantum key distribution(QKD) of a distance 12m, based on the unbalanced Mach-Zehnder interferometer. The set up is stable and secure and it is proved that the phase can be used as coding in the free space QKD just like the polarization.
%K unbalanced Mech-Zehnder interferometer
%K quantum key distribution<br>不等臂Mach-Zehnder干涉仪
%K 量子密钥
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=47EA7CFDDEBB28E0&jid=29DF2CB55EF687E7EFA80DFD4B978260&aid=168E56987765BFA9&yid=D0E58B75BFD8E51C&vid=8E6AB9C3EBAAE921&iid=DF92D298D3FF1E6E&sid=A4F4D28C1A7C14B6&eid=6205636A05F6FF86&journal_id=1000-3290&journal_name=物理学报&referenced_num=3&reference_num=13