Franson 干涉仪装置中的纠缠交换
量子物理
2017-08-23 v2
摘要
我们提出了一种简单方案，用于在参量下转换过程中由不同非线性晶体发射的频率纠缠光子对之间，交换 Franson 干涉仪装置特有的非局域关联。我们的方案包含两个独立的频率纠缠光子源。每对光子中的一个被送入单独的 Mach-Zehnder 干涉仪，而每对光子的另一个则通过分束器混合，随后在 Ou-Mandel 干涉仪中进行探测。对于适当后选择的联合测量，发送至 Mach-Zehnder 干涉仪的光子显示出符合光计数统计，该统计非局域地依赖于两个干涉仪的设置。
引用
@article{arxiv.0706.2550,
title = {Entanglement swapping in a Franson interferometer setup},
author = {Ugo Messina and G. Massimo Palma},
journal= {arXiv preprint arXiv:0706.2550},
year = {2017}
}
评论
Published on the special issue of JMO in honour of the 60th birthday of Sir Peter Knight, FRS. Submitted to JMO on 10 February 2007. While the present manuscript was processed an independent experimental implementation of the same scheme discussed in our manuscript has been made bythe Geneva GAP as described in arXiv:0704.0758v1