中国物理B ›› 2006, Vol. 15 ›› Issue (8): 1793-1797.doi: 10.1088/1009-1963/15/8/027

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Entanglement swapping with atoms separated by long distance

袁春华1, 欧永成1, 张智明2   

  1. (1)Department of Physics, Shanghai Jiaotong University,Shanghai 200240, China; (2)Department of Physics, Shanghai Jiaotong University,Shanghai 200240, China;Laboratory of Photonic Information Technology,School of Information and photoelectronic Science & Engineering,South China Normal University, Guangzhou 510006, China
  • 收稿日期:2006-02-09 修回日期:2006-02-28 出版日期:2006-08-20 发布日期:2006-08-20
  • 基金资助:
    Project supported by the National Natural Science Foundation of China (Grant Nos 60578055 and 60178001).

Entanglement swapping with atoms separated by long distance

Yuan Chun-Hua(袁春华)a)†, Ou Yong-Cheng(欧永成)a), and Zhang Zhi-Ming(张智明)a)b)   

  1. a Department of Physics, Shanghai Jiaotong University, Shanghai 200240, China; b Laboratory of Photonic Information Technology, School of Information and photoelectronic Science & Engineering, South China Normal University, Guangzhou 510006, China
  • Received:2006-02-09 Revised:2006-02-28 Online:2006-08-20 Published:2006-08-20
  • Supported by:
    Project supported by the National Natural Science Foundation of China (Grant Nos 60578055 and 60178001).

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摘要： This paper proposes a scheme for entanglement swapping based on cavity QED. The two atoms to be entanglement-swapped can be separated over long distance. The scheme is a non-post-selection one with the success probability of 1/2.

关键词: entanglement, entanglement swapping, cavity QED

Abstract: This paper proposes a scheme for entanglement swapping based on cavity QED. The two atoms to be entanglement-swapped can be separated over long distance. The scheme is a non-post-selection one with the success probability of 1/2.

Key words: entanglement, entanglement swapping, cavity QED

中图分类号:  (Entanglement measures, witnesses, and other characterizations)

  • 03.67.Mn
42.50.Pq (Cavity quantum electrodynamics; micromasers)