Beating the channel capacity limit for linear photonic superdense coding

Nature Physics

Volumn 4, Issue 4, 2008, Pages 282-286

  Barreiro, Julio T ^a   Wei, Tzu Chieh ^a,b   Kwiat, Paul G ^a  

^a United States of America   (United States)

^b UNIVERSITY OF WATERLOO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

CODES (SYMBOLS); DEGREES OF FREEDOM (MECHANICS); LIGHT; ORBITS; PHOTONS; QUANTUM COMMUNICATION; QUANTUM ENTANGLEMENT; SATELLITE COMMUNICATION SYSTEMS;

DEGREE OF FREEDOM; DENSE CODING; EXPERIMENTAL REALIZATIONS; LINEAR ELEMENT; LINEAR OPTICS; ORBITAL ANGULAR MOMENTUM; SATELLITE COMMUNICATIONS; SUPERDENSE CODING;

CHANNEL CAPACITY;

EID: 41549095066     PISSN: 17452473     EISSN: 17452481     Source Type: Journal    
DOI: 10.1038/nphys919     Document Type: Article

References (30)

1. Bennett, C. H. & Wiesner, S. J. Communication via one- and two-particle operators on Einstein-Podolsky-Rosen states. Phys. Rev. Lett. 69, 2881-2884 (1992).
2. Mattle, K. et al Dense coding in experimental quantum communication. Phys. Rev. Lett. 76, 4656-4659 (1996).
3. Vaidman, L. & Yoran, N. Methods for reliable teleportation. Phys. Rev. A 59, 116-125 (1999).
4. Lütkenhaus, N., Calsamiglia, J. & Suominen, K. A. Bell measurements for teleportation. Phys. Rev. A 59, 3295-3300 (1999).
5. Kwiat, P. G. & Weinfurter, H. Embedded Bell-state analysis. Phys. Rev. A 58, R2623-R2626 (1998).
6. Schuck, C., Huber, G., Kurtsiefer, C. & Weinfurter, H. Complete deterministic linear optics Bell state analysis. Phys. Rev. Lett. 96, 190501 (2006).
7. Barbieri, M., Vallone, G., Mataloni, P. & Martini, F. D. Complete and deterministic discrimination of polarization Bell states assisted by momentum entanglement. Phys. Rev. A 75, 042317 (2007).
8. Molina-Terriza, G., Torres, J. P. & Tbrner, L. Twisted photons. Nature Phys. 3, 305-310 (2007).
9. Barreiro, J. T., Langford, N. K., Peters, N. A & Kwiat, P. G. Generation of hyperentangled photon pairs. Phys. Rev. Lett. 95, 260501 (2005).
10. Aolita, L. & Walborn, S. P. Quantum communication without alignment usingmultiple-qubit single-photon states. Phys. Rev. Lett. 98, 100501 (2007).
11. Liu, X. S., Long, G. L., Tong, D. M. & Li, F. General scheme for superdense coding between multiparties. Phys. Rev. A 65, 022304 (2002).
12. Harrow, A., Hayden, P. & Leung, D. Superdense coding of quantum states. Phys. Rev. Lett. 92, 187901 (2004).
13. Braunstein, S. L. & Kimble, H. J. Dense coding for continuous variables. Phys. Rev. A 61, 042302 (2000).
14. Ban, M. Quantum dense coding via a two-mode squeezed-vacuum state. J. Opt. B 1, L9 (1999).
15. Li, X. et al Quantum dense coding exploiting a bright Einstdn-Podolsky-Rosen beam. Phys. Rev. Lett. 88, 047904 (2002).
16. Fang, X., Zhu, X., Feng, M., Mao, X. & Du, F. Experimental implementation of dense coding using nuclear magnetic resonance. Phys. Rev. A 61, 022307 (2000).
17. Schaetz, T. et al. Quantum dense coding with atomic qubits. Phys. Rev. Lett. 93, 040505 (2004).
18. Kim, Y.-H., Kulik, S. P. & Shih, Y. Quantum teleportation of a polarization state with a complete Bell state measurement. Phys. Rev. Lett. 86, 1370-1373 (2001).
19. Calsamiglia, J. & Lütkenhaus, N. Maximum efficiency of a linear-optical Bell-state analyzer. Appl. Phys. B 72, 67-71 (1999).
20. Kwiat, P. G. Hyper-entangled states. J. Mod. Opt. 44, 2173-2184 (1997).
21. Allen, L., Barnett, S. M. & Padgett, M. J. (eds) Optical Angular Momentum (Institute of Physics Publishing, Bristol, 2003).
22. Walborn, S. P., Pádua, S. & Monken, C. H. Hyperentanglement- assisted Bell-state analysis. Phys. Rev. A 68, 042313 (2003).
23. Englert, B.-G., Kurtsiefer, C. & Weinfurter, H. Universal unitary gate for single-photon two-qubit states. Phys. Rev. A 63, 032303 (2001).
24. Altepeter, J. B., Jeffrey, E. R. & Kwiat, P. G. Phase-compensated ultra-bright source of entangled photons. Opt. Express 13, 8951-8959 (2005).
25. Wei, T.-C., Barreiro, J. T. & Kwiat, P. G. Hyperentangled Bell-state analysis. Phys. Rev. A 75, 060305(R) (2007).
26. Cerf, N.J., Adami, C. & Kwiat, P. G. Optical simulation of quantum logic. Phys. Rev. A 57, R1477-R1480 (1998).
27. Florentino, M. & Wong, F. N. C. Deterministic controlled-not gate for single-photon two-qubit quantum logic. Phys. Rev. Lett. 93, 070502 (2004).
28. Ali-Khan, I., Broadbent, C. J. & Howell, J. C. Large-alphabet quantum key distribution using energy-time entangled bipartite states. Phys. Rev. Lett 98, 060503 (2007).
29. Paterson, C. Atmospheric turbulence and orbital angular momentum of single photons for optical communication. Phys. Rev. Lett 94, 153901 (2005).
30. Smith, B. J. & Raymer, M. G. Two-photon wave mechanics. Phys. Rev. A 74, 062104 (2006).