## Sudden transition and sudden change of quantum discord in dissipative cavity quantum electrodynamics system |

JOSA B, Vol. 30, Issue 2, pp. 251-257 (2013)

http://dx.doi.org/10.1364/JOSAB.30.000251

Enhanced HTML Acrobat PDF (542 KB)

### Abstract

The dynamics of classical correlation and quantum correlation of two qubits in an independent and common dissipative cavity are studied. We show that for an independent case, the quantum correlation keeps constant and the correlation relation decays before the critical time point

© 2013 Optical Society of America

**OCIS Codes**

(270.2500) Quantum optics : Fluctuations, relaxations, and noise

(270.5580) Quantum optics : Quantum electrodynamics

(270.5585) Quantum optics : Quantum information and processing

**ToC Category:**

Quantum Optics

**History**

Original Manuscript: September 6, 2012

Revised Manuscript: November 18, 2012

Manuscript Accepted: November 19, 2012

Published: January 3, 2013

**Citation**

Qi-liang He and Jing-bo Xu, "Sudden transition and sudden change of quantum discord in dissipative cavity quantum electrodynamics system," J. Opt. Soc. Am. B **30**, 251-257 (2013)

http://www.opticsinfobase.org/josab/abstract.cfm?URI=josab-30-2-251

Sort: Year | Journal | Reset

### References

- C. H. Bennett, G. Brassard, C. Crépeau, R. Jozsa, A. Peres, and W. K. Wootters, “Teleporting an unknown quantum state via dual classical and Einstein–Podolsky–Rosen channels,” Phys. Rev. Lett. 70, 1895–1899 (1993). [CrossRef]
- D. Bouwmeester, J. W. Pan, K. Mattle, M. Eibl, H. Weinfurter, and A. Zeilinger, “Experimental quantum teleportation,” Nature 390, 575–579 (1997). [CrossRef]
- M. A. Nielsen and I. L. Chuang, Quantum Computation and Quantum Information (Cambridge University, 2000).
- D. A. Meyer, “Sophisticated quantum search without entanglement,” Phys. Rev. Lett. 85, 2014–2017 (2000). [CrossRef]
- Y. Yeo, “Local noise can enhance two-qubit teleportation,” Phys. Rev. A 78, 022334 (2008). [CrossRef]
- H. Ollivier and W. H. Zurek, “Quantum discord: a measure of the quantumness of correlations,” Phys. Rev. Lett. 88, 017901 (2002). [CrossRef]
- S. L. Braunstein, C. M. Caves, R. Jozsa, N. Linden, P. Popescu, and R. Schack, “Separability of very noisy mixed states and implications for NMR quantum computing,” Phys. Rev. Lett. 83, 1054–1057 (1999). [CrossRef]
- A. Datta, A. Shaji, and C. M. Caves, “Quantum discord and the power of one qubit,” Phys. Rev. Lett. 100, 050502 (2008). [CrossRef]
- B. P. Lanyon, M. Barbieri, M. P. Almeida, and A. G. White, “Experimental quantum computing without entanglement,” Phys. Rev. Lett. 101, 200501 (2008). [CrossRef]
- Z. Merali, “The power of discord,” Nature 474, 24–26 (2011). [CrossRef]
- T. Werlang, S. Souza, F. F. Fanchini, and C. J. Villas Boas, “Robustness of quantum discord to sudden death,” Phys. Rev. A 80, 024103 (2009). [CrossRef]
- B. Wang, Z. Y. Xu, Z. Q. Chen, and M. Feng, “Non-Markovian effect on the quantum discord,” Phys. Rev. A 81, 014101 (2010). [CrossRef]
- F. F. Fanchini, T. Werlang, C. A. Brasil, L. G. E. Arruda, and A. O. Caldeira, “Non-Markovian dynamics of quantum discord,” Phys. Rev. A 81, 052107 (2010). [CrossRef]
- R. Vasile, P. Giorda, S. Olivares, M. G. A. Paris, and S. Maniscalco, “Nonclassical correlations in non-Markovian continuous-variable systems,” Phys. Rev. A 82, 012313 (2010). [CrossRef]
- S. B. Zheng and G. C. Guo, “Efficient scheme for two-atom entanglement and quantum information processing in cavity QED,” Phys. Rev. Lett. 85, 2392–2395 (2000). [CrossRef]
- M. J. Kastoryano, F. Reiter, and A. S. Søensen, “Dissipative preparation of entanglement in optical cavities,” Phys. Rev. Lett. 106, 090502 (2011). [CrossRef]
- V. Frank, M. W. Michael, and C. J. Ignacio, “Quantum computation and quantum-state engineering driven by dissipation,” Nat. Phys. 5, 633–636 (2009). [CrossRef]
- Z. Sun, X. M. Lu, and L. J. Song, “Quantum discord induced by a spin chain with quantum phase transition,” J. Phys. B 43, 215504 (2010). [CrossRef]
- L. Mazzola, J. Piilo, and S. Maniscalco, “Sudden transition between classical and quantum decoherence,” Phys. Rev. Lett. 104, 200401 (2010). [CrossRef]
- Q. L. He, J. B. Xu, D. X. Yao, and Y. Q. Zhang, “Sudden transition between classical and quantum decoherence in dissipative cavity QED and stationary quantum discord,” Phys. Rev. A 84, 022312 (2011). [CrossRef]
- R. Auccaise, L. C. Céeleri, D. O. Soares-Pinto, E. R. deAzevedo, J. Maziero, A. M. Souza, T. J. Bonagamba, R. S. Sarthour, I. S. Oliveira, and R. M. Serra, “Environment-induced sudden transition in quantum discord dynamics,” Phys. Rev. Lett. 107, 140403 (2011). [CrossRef]
- J. S. Xu, X. Y. Xu, C. F. Li, C. J. Zhang, X. B. Zou, and G. C. Guo, “Experimental investigation of classical and quantum correlations under decoherence,” Nat. Commun. 1, 1–6(2010). [CrossRef]
- J. G. Peixoto de Faria and M. C. Nemes, “Dissipative dynamics of the Jaynes–Cummings model in the dispersive approximation: analytical results,” Phys. Rev. A 59, 3918–3925 (1999). [CrossRef]
- A. R. B. de Magalhaes, S. G. Mokarzel, M. C. Nemes, and M. O. Terra Cunha, “Decay rate and decoherence control in coupled dissipative cavities,” Phys. A 341, 234–250 (2004). [CrossRef]
- M. Dukalski and Y. M. Blanter, “Periodic revival of entanglement of two strongly driven qubits in a dissipative cavity,” Phys. Rev. A 82, 052330 (2010). [CrossRef]
- L. Henderson and V. Vedral, “Classical, quantum and total correlations,” J. Phys. A 34, 6899–6905 (2001). [CrossRef]
- D. W. Luo, H. Q. Lin, J. B. Xu, and D. X. Yao, “Pulse control of sudden transition for two qubits in XY spin baths and quantum phase transition,” Phys. Rev. A 84, 062112 (2011). [CrossRef]
- M. Brune, E. Hagley, J. Dreyer, X. Maître, A. Maali, C. Wunderlich, J. M. Raimond, and S. Haroche, “Observing the progressive decoherence of the “meter” in a quantum measurement,” Phys. Rev. Lett. 77, 4887–4890 (1996). [CrossRef]
- S. Osnaghi, P. Bertet, A. Auffeves, P. Maioli, M. Brune, J. M. Raimond, and S. Haroche, “Coherent control of an atomic collision in a cavity,” Phys. Rev. Lett. 87, 037902 (2001). [CrossRef]

## Cited By |
Alert me when this paper is cited |

OSA is able to provide readers links to articles that cite this paper by participating in CrossRef's Cited-By Linking service. CrossRef includes content from more than 3000 publishers and societies. In addition to listing OSA journal articles that cite this paper, citing articles from other participating publishers will also be listed.

« Previous Article | Next Article »

OSA is a member of CrossRef.