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SCIENCE CHINA Information Sciences, Volume 59, Issue 12: 128501(2016) https://doi.org/10.1007/s11432-016-0686-x

Entanglement concentration of W-class states on nonlocal atoms using low-Q optical cavity

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  • ReceivedOct 13, 2016
  • AcceptedOct 25, 2016
  • PublishedNov 4, 2016

Abstract


References

[1] Ekert A K. Quantum cryptography based on Bell's theorem. Phys Rev Lett, 1991, 67: 661 Google Scholar

[2] Zou X F, Qiu D W. Three-step semiquantum secure direct communication protocol. Sci China Phys Mech Astron, 2014, 57: 1696-1702 CrossRef Google Scholar

[3] Zheng C, Long G F. Quantum secure direct dialogue using Einstein-Podolsky-Rosen pairs. Sci China Phys Mech Astron, 2014, 57: 1238-1243 CrossRef Google Scholar

[4] Bennett C H, Bernstein H J, Popescu S, et al. Concentrating partial entanglement by local operations. Phys Rev A, 1996, 53: 2046-2052 CrossRef Google Scholar

[5] Yamamoto T, Koashi M, Imoto N. Concentration and purification scheme for two partially entangled photon pairs. Phys Rev A, 2001, 64: 012304-2052 CrossRef Google Scholar

[6] Maimaiti M, Li Z, Chesi S, et al. Entanglement concentration with strong projective measurement in an optomechanical system. Sci China Phys Mech Astron, 2015, 58: 050309-2052 Google Scholar

[7] Du F F, Deng F G. Heralded entanglement concentration for photon systems with linear-optical elements. Sci China Phys Mech Astron, 2015, 58: 040303-2052 Google Scholar

[8] Sheng Y B, Pan J, Guo R, et al. Efficient N-particle W state concentration with different parity check gates. Sci China Phys Mech Astron, 2015, 58: 060301-2052 Google Scholar

[9] Cao C, Wang T J, Mi S C, et al. Nonlocal hyperconcentration on entangled photons using photonic module system. Ann Phys, 2016, 369: 128-138 CrossRef Google Scholar

[10] Du F F, Deng F G. Systematic entanglement concentration for unknown less-entangled three-photon W states. Laser Phys Lett, 2015, 12: 115202-138 CrossRef Google Scholar

[11] Cao C, Chen X, Duan Y W, et al. Concentrating partially entangled W-class states on nonlocal atoms using low-Q optical cavity and linear optical elements. Sci China Phys Mech Astron, 2016, 59: 100315-138 CrossRef Google Scholar

[12] Ogden C D, Paternostro M, Kim M S. Concentration and purification of entanglement for qubit systems with ancillary cavity fields. Phys Rev A, 2007, 75: 042325-138 CrossRef Google Scholar

[13] Peng Z H, Zou J, Liu X J, et al. Atomic and photonic entanglement concentration via photonic Faraday rotation. Phys Rev A, 2012, 86: 034305-138 CrossRef Google Scholar

[14] He L Y, Cao C, Wang C. Entanglement concentration for multi-particle partially entangled W state using nitrogen vacancy center and microtoroidal resonator system. Opt Commu, 2013, 298--299: 260-266 CrossRef Google Scholar

[15] Cao C, Wang T J, Zhang R, et al. Concentration on partially entangled W-class states on nitrogen-vacancy centers assisted by microresonator. J Opt Soc Am B, 2015, 32: 1524-1531 CrossRef Google Scholar

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