Displacement of entanglement back and forth between the micro and macro domains

Nature Physics

Volumn 9, Issue 9, 2013, Pages 545-548

  Bruno, N ^a   Martin, A ^a   Sekatski, P ^a   Sangouard, N ^a   Thew, R T ^a   Gisin, N ^a  

^a UNIVERSITY OF GENEVA   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

PARTICLE BEAMS; PHOTONS;

ENTANGLEMENT MEASURE; MACROSCOPIC SCALE; MICRO AND MACRO; MICROSCOPIC RESOLUTION; SINGLE PHOTON DETECTION; SINGLE-PHOTON LEVEL; SPATIAL OPTICAL MODES; TWO-STATE;

QUANTUM ENTANGLEMENT;

EID: 84883742136     PISSN: 17452473     EISSN: 17452481     Source Type: Journal    
DOI: 10.1038/nphys2681     Document Type: Article

References (26)

1. Brune, M. et al. Observing the progressive decoherence of the 'Meter' in a quantum measurement. Phys. Rev. Lett. 77, 4887-4890 (1996
2. Monroe, C., Meekhof, D. M., King, B. E. & Wineland, D. J. A Schrodinger cat superposition state of an atom. Science 272, 1131-1136 (1996
3. Turchette, Q. A. et al. Decoherence and decay of motional quantum states of a trapped atom coupled to engineered reservoirs. Phys. Rev. A 62, 053807 (2000
4. Sekatski, P., Sangouard, N. & Gisin, N. The size of quantum superpositions as measured with 'classical' detectors. Preprint at http://arxiv.org/abs/1306.0843 (2013
5. Sekatski, P. et al. Proposal for exploring macroscopic entanglement with a single photon and coherent states. Phys. Rev. A 86, 060301 (2012
6. Chou, C. W. et al. Measurement-induced entanglement for excitation stored in remote atomic ensembles. Nature 438, 828-832 (2005
7. Zurek, W. H. Decoherence, einselection, and the quantum origins of the classical. Rev. Mod. Phys. 75, 715-775 (2003
8. Sekatski, P., Sanguinetti, B., Pomarico, E., Gisin, N. & Simon, C. Cloning entangled photons to scales one can see. Phys. Rev. A 82, 053814 (2010
9. Sekatski, P., Brunner, N., Branciard, C., Gisin, N. & Simon, C. Towards quantum experiments with human eyes as detectors based on cloning via stimulated emission. Phys. Rev. Lett. 103, 113601 (2009
10. Spagnolo, N., Vitelli, C., Sciarrino, F. & De Martini, F. Entanglement criteria for microscopic-macroscopic systems. Phys. Rev. A 82, 052101 (2010
11. Spagnolo, N., Vitelli, C., Paternostro, M., De Martini, F. & Sciarrino, F. Hybrid methods for witnessing entanglement in a microscopic-macroscopic system. Phys. Rev. A 84, 032102 (2011
12. De Martini, F. & Sciarrino, F. Investigating macroscopic quantum superpositions and the quantum-to-classical transition by optical parametric amplification. Preprint at http://arxiv.org/abs/1202.5518 (2012
13. De Martini, F., Sciarrino, F. & Vitelli, C. Entanglement test on a microscopic-macroscopic system. Phys. Rev. Lett. 100, 253601 (2008
14. Mermin, N. Quantum mechanics vs local realism near the classical limit: A Bell inequality for spin s. Phys. Rev. D 22, 356-361 (1980
15. Peres, A Quantum Theory: Concepts and Methods (Klouwer, 2002
16. Christ, A., Laiho, K., Eckstein, A., Cassemiro, K. N. & Silberhorn, C. Probing multimode squeezing with correlation functions. New J. Phys. 13, 033027 (2011
17. Asbóth, J., Calsamiglia, J. & Ritsch, H. Computable measure of nonclassicality for light. Phys. Rev. Lett. 94, 173602 (2005
18. Solomon Ivan, J., Mukunda, N. & Simon, R. Generation and distillation of non-Gaussian entanglement from nonclassical photon statistics. Quant. Inf. Process. 11, 873-885 (2011
19. Paris, M. G. Displacement operator by beam splitter. Phys. Lett. A 217, 78-80 (1996
20. Lvovsky, A. & Babichev, S. Synthesis and tomographic characterization of the displaced Fock state of light. Phys. Rev. A 66, 1-4 (2002
21. Hong, C. K., Ou, Z. Y. & Mandel, L. Measurement of subpicosecond time intervals between two photons by interference. Phys. Rev. Lett. 59, 2044-2046 (1987
22. Choi, K. S., Deng, H., Laurat, J. & Kimble, H. J. Mapping photonic entanglement into and out of a quantum memory. Nature 452, 67-71 (2008
23. Usmani, I. et al. Heralded quantum entanglement between two crystals. Nature Photon. 6, 234-237 (2012
24. Lee, K. C. et al. Entangling macroscopic diamonds at room temperature. Science 334, 1253-1256 (2011
25. Afek, I., Ambar, O. & Silberberg, Y. High-NOON states by mixing quantum and classical light. Science 328, 879-881 (2010
26. The LIGO Scientific Collaboration, A gravitational wave observatory operating beyond the quantum shot-noise limit. Nature Phys. 7, 962-965 (2011