中国物理B ›› 2006, Vol. 15 ›› Issue (11): 2514-2517.doi: 10.1088/1009-1963/15/11/009

• GENERAL • 上一篇    下一篇

Practical scheme for remote preparation of a photon-photon entangled state

谭佳, 方卯发   

  1. College of Physics and Information Science, Hunan Normal University, Changsha 410081, China
  • 收稿日期:2005-12-18 修回日期:2006-01-11 出版日期:2006-11-20 发布日期:2006-11-20
  • 基金资助:
    Project supported by the National Natural Science Foundation of China (Grant No 10374025).

Practical scheme for remote preparation of a photon-photon entangled state

Tan Jia(谭佳) and Fang Mao-Fa(方卯发)   

  1. College of Physics and Information Science, Hunan Normal University, Changsha 410081, China
  • Received:2005-12-18 Revised:2006-01-11 Online:2006-11-20 Published:2006-11-20
  • Supported by:
    Project supported by the National Natural Science Foundation of China (Grant No 10374025).

摘要: We present a scheme to remotely prepare a photon--photon entangled state via entanglement swapping in cavity QED. Using two successive processes of appropriate atom--cavity interaction and subsequent measurements, we obtain the entangled state with certain probability.

Abstract: We present a scheme to remotely prepare a photon--photon entangled state via entanglement swapping in cavity QED. Using two successive processes of appropriate atom--cavity interaction and subsequent measurements, we obtain the entangled state with certain probability.

Key words: remote state preparation, entanglement swapping, cavity QED, photon--photon entangled state

中图分类号:  (Entanglement and quantum nonlocality)

  • 03.65.Ud
03.67.Mn (Entanglement measures, witnesses, and other characterizations)