Demonstration of an all-optical quantum controlled-NOT gate

Nature

Volumn 426, Issue 6964, 2003, Pages 264-267

  O'Brien, J L ^a   Pryde, G J ^a   White, A G ^a   Ralph, T C ^a   Branning, D ^a,b  

^a UNIVERSITY OF QUEENSLAND   (Australia)

^b UNIVERSITY OF ILLINOIS AT URBANA CHAMPAIGN   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ERROR CORRECTION; PROBABILISTIC LOGICS; QUANTUM ELECTRONICS; QUANTUM OPTICS;

QUANTUM BITS (QUBITS); QUANTUM COMPUTERS;

LOGIC GATES;

PHYSICS;

ALGORITHM; ARTICLE; EXPERIMENT; GATED IMAGING; MATHEMATICAL ANALYSIS; MEASUREMENT; PHOTON; PRIORITY JOURNAL; QUANTUM MECHANICS; QUANTUM YIELD; VISUAL SYSTEM;

EID: 0344011984     PISSN: 00280836     EISSN: None     Source Type: Journal    
DOI: 10.1038/nature02054     Document Type: Article

References (30)

1. Nielsen, M. A. & Chuang, I. L. Quantum Computation and Quantum Information (Cambridge Univ. Press, Cambridge, 2000).
2. Clark, R. G. (ed.) Quant. Inform. Comput. 1 (special issue on implementation of quantum computation) 1-50 (2001).
3. DiVincenzo, D. P. & Loss, D. Quantum information is physical. Superlatt. Microstruct. 23, 419-432 (1998).
4. Knill, E., Laflamme, R. & Milburn, G. J. A scheme for efficient quantum computation with linear optics. Nature 409, 46-52 (2001).
5. Vandersypen, L. M. K. et al. Experimental realisation of Shor's quantum factoring algorithm using nuclear magnetic resonance. Nature 414, 883-887 (2001).
6. Schmidt-Kaler, F. et al. Realisation of the Cirac-Zoller controlled-NOT quantum gate. Nature 422, 408-411 (2003).
7. Leibfried, D. et al. Experimental demonstration of a robust, high-fidelity geometric two ion-qubit phase gate. Nature 422, 412-415 (2003).
8. Kane, B. E. A silicon-based nuclear spin quantum computer. Nature 393, 133-137 (1998).
9. Pashkin, Yu. A. et al. Quantum oscillations in two coupled charge qubits. Nature 421, 823-826 (2003).
10. Gisin, N., Ribordy, G., Tittel, W. & Zbinden, H. Quantum cryptography. Rev. Mod. Phys. 74, 145-195 (2002).
11. Turchette, Q. A., Hood, C. J., Lange, W., Mabuchi, H. & Kimble, H. J. Measurement of conditional phase shifts for quantum logic. Phys. Rev. Lett. 75, 4710-4713 (1995).
12. Gottesman, D. & Chuang, 1. L. Demonstrating the viability of universal quantum computation using teleportation and single-qubit operations. Nature 402, 390-393 (1999).
13. Koashi, M., Yamamoto, T. & lmoto, N. Probabilistic manipulation of entangled photons. Phys. Rev. A 63, 030301 (2001).
14. Pan, J.-W., Simon, C., Brukner, C. & Zeilinger, A. Entanglement purification for quantum communication. Nature 410, 1067-1070 (2001).
15. Pittman, T. B., Jacobs, B. C. & Franson, J. D. Probabilistic quantum logic operations using polarizing beam splitters. Phys. Rev. A 64, 062311 (2001).
16. Santori, C., Fattal, D., Vučković, J., Solomon, G. S. & Yamamoto, Y. Indistinguishable photons from a single-photon device. Nature 419, 594-597 (2002).
17. Kuhn, A., Hennrich, M. & Rempe, G. Deterministic single-photon source for distributed quantum networking. Phys. Rev. Lett. 89, 067901 (2002).
18. Kuzmich, A. et al. Generation of nonclassical photon pairs for scalable quantum communication with atomic ensembles. Nature 423, 731-734 (2003).
19. James, D. F. V. & Kwiat, P. G. Atomic-vapor-based high efficiency optical detectors with photon number resolution. Phys. Rev. Lett. 89, 183601 (2002).
20. Imamoglu, A. High efficiency photon counting using stored light. Phys. Rev. Lett. 89, 163602 (2002).
21. Ralph, T. C., Langford, N. K., Bell, T. B. & White, A. G. Linear optical controlled-NOT gate in the coincidence basis. Phys. Rev. A 65, 062324 (2001).
22. Hofmann, H. F. & Takeuchi, S. Quantum phase gate for photonic qubits using only beam splitters and postselection. Phys. Rev A 66, 024308 (2001).
23. Kok, P., Lee, H. & Dowling, J. P. Single-photon quantum-nondemolition detectors constructed with linear optics and projective measurements. Phys. Rev. A 66, 063814 (2002).
24. 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).
25. Kurtsiefer, C., Oberparleiter, M. & Weinfurter, H. High-efficiency entangled photon pair collection in type-II parametric fluorescence. Phys. Rev. A 64, 023802 (2001.)
26. James, D. F. V., Kwiat, P. G., Munro, W. J. & White, A. G. Measurement of qubits. Phys. Rev. A 64, 052312 (2001).
27. Munro, W. J., Nemoto, K. & White, A. G. The Bell inequality: A measure of entanglement? J. Mod. Opt. 48, 12392-1246 (2001).
28. Pittman, T. B., Fitch, M. J., Jacobs, B. C. & Franson, J. D. Experimental controlled-NOT logic gate for single photons. Preprint at 〈http://arXiv.org/quant-ph/0303095〉 (2003).
29. Dodd, J. L., Ralph, T. C. & Milburn, G. J. Experimental requirements for Grover's algorithm in optical quantum computation. Phys. Rev. A (in the press); preprint at 〈http://arXiv.org/quant-ph/0306081〉 (2003).
30. Takeuchi, S. Beamlike twin-photon generation by use of type II parametric downconversion. Opt. Lett. 26, 843-845 (2001).