Experimental multiparticle entanglement dynamics induced by decoherence

Nature Physics

Volumn 6, Issue 12, 2010, Pages 943-946

  Barreiro, Julio T ^a   Schindler, Philipp ^a   Gühne, Otfried ^a,b,c   Monz, Thomas ^a   Chwalla, Michael ^a   Roos, Christian F ^a,b   Hennrich, Markus ^a   Blatt, Rainer ^a,b  

^a UNIVERSITY OF INNSBRUCK   (Austria)

^b ERICH SCHMID INSTITUTE OF MATERIALS SCIENCE   (Austria)

^c UNIVERSITY OF SIEGEN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

DYNAMICS; QUANTUM COMPUTERS; QUANTUM OPTICS; TRAPPED IONS;

BELL-INEQUALITY VIOLATIONS; BOUND ENTANGLEMENT; DYNAMICAL FEATURES; ENVIRONMENT ENGINEERING; MULTIPARTICLE ENTANGLEMENT; QUANTUM COMPUTING; SIMULATION PARADIGM; SPONTANEOUS DECAY;

QUANTUM ENTANGLEMENT;

EID: 78649852194     PISSN: 17452473     EISSN: 17452481     Source Type: Journal    
DOI: 10.1038/nphys1781     Document Type: Article

References (31)

1. Greenberger, D. M., Horne, M. A. & Shimony, A. Bell's theorem without inequalities. Am. J. Phys. 58, 1131-1143 (1990).
2. Dür, W., Vidal, G. & Cirac, J. Three qubits can be entangled in two inequivalent ways. Phys. Rev. A 62, 062314 (2000).
3. Raussendorf, R. & Briegel, H. J. A one-way quantum computer. Phys. Rev. Lett. 86, 5188-5191 (2001).
4. Nayak, C. et al. Non-Abelian anyons and topological quantum computation. Rev. Mod. Phys. 80, 1083-1159 (2008).
5. Diehl, S. et al. Quantum states and phases in driven open quantum systems with cold atoms. Nature Phys. 4, 878-883 (2008).
6. Verstraete, F., Wolf, M. M. & Cirac, J. I. Quantum computation and quantum-state engineering driven by dissipation. Nature Phys. 5, 633-636 (2009).
7. Weimer, H. et al. A Rydberg quantum simulator. Nature Phys. 6, 382-388 (2010).
8. Yu, T. & Eberly, J. Sudden death of entanglement. Science 323, 598-601 (2009).
9. Almeida, M. et al. Environment-induced sudden death of entanglement. Science 316, 579-582 (2007).
10. Dür, W. & Briegel, H-J. Stability of macroscopic entanglement under decoherence. Phys. Rev. Lett. 92, 180403 (2004).
11. Papp, S. et al. Characterization of multipartite entanglement for one photon shared among four optical modes. Science 324, 764-768 (2009).
12. Bennett, C. H. et al. Teleporting an unknown quantum state via dual classical and Einstein-Podolsky-Rosen channels. Phys. Rev. Lett. 70, 1895-1899 (1993).
13. Aolita, L. et al. Scaling laws for the decay of multiqubit entanglement. Phys. Rev. Lett. 100, 080501 (2008).
14. Borras, A. et al. Robustness of highly entangled multiqubit states under decoherence. Phys. Rev. A 79, 022108 (2009).
15. Horodecki, M., Horodecki, P. & Horodecki, R. Mixed-state entanglement and distillation: Is there a 'bound' entanglement in nature? Phys. Rev. Lett. 80, 5239-5242 (1998).
16. Tóth, G. et al. Optimal spin squeezing inequalities detect bound entanglement in spin models. Phys. Rev. Lett. 99, 250405 (2007).
17. Shor, P. W., Smolin, J. A. & Thapliyal, A. V. Superactivation of bound entanglement. Phys. Rev. Lett. 90, 107901 (2003).
18. Augusiak, R. & Horodecki, P. Generalized Smolin states and their properties. Phys. Rev. A 73, 012318 (2006).
19. Murao, M. & Vedral, V. Remote information concentration using a bound entangled state. Phys. Rev. Lett. 86, 352-355 (2001).
20. Acín, A., Cirac, J. I. & Masanes, L. Multipartite bound information exists and can be activated. Phys. Rev. Lett. 92, 107903 (2004).
21. Amselem, E. & Bourennane, M. Experimental four-qubit bound entanglement. Nature Phys. 5, 748-752 (2009).
22. Kampermann, H. et al. Experimental generation of pseudo-bound- entanglement. Phys. Rev. A 81, 040304(R) (2010).
23. Smolin, J. A. Four-party unlockable bound entangled state. Phys. Rev. A 63, 032306 (2001).
24. Vandersypen, L. & Chuang, I. NMR techniques for quantum control and computation. Rev. Mod. Phys. 76, 1037-1069 (2005).
25. Peres, A. Separability criterion for density matrices. Phys. Rev. Lett. 77, 1413-1415 (1996).
26. Vidal, G. & Werner, R. F. Computable measure of entanglement. Phys. Rev. A 65, 032314 (2002).
27. Dür, W., Cirac, J. I. & Tarrach, R. Separability and distillability of multiparticle quantum systems. Phys. Rev. Lett. 83, 3562-3565 (1999).
28. Schmidt-Kaler, F. et al. How to realize a universal quantum gate with trapped ions. Appl. Phys. B 77, 789-796 (2003).
29. Mølmer, K. & Sørensen, A. Multi-particle entanglement of hot trapped ions. Phys. Rev. Lett. 82, 1835-1838 (1999).
30. Sackett, C. A. et al. Experimental entanglement of four particles. Nature 404, 256-259 (2000).
31. Myatt, C. J. et al. Decoherence of quantum superpositions through coupling to engineered reservoirs. Nature 403, 269-273 (2000).