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2012

Journal Article

Quantum-enhanced optical-phase tracking

Yonezawa, Hidehiro, Nakane, Daisuke, Wheatley, Trevor A., Iwasawa, Kohjiro, Takeda, Shuntaro, Arao, Hajime, Ohki, Kentaro, Tsumura, Koji, Berry, Dominic W., Ralph, Timothy C., Wiseman, Howard M., Huntington, Elanor H. and Furusawa, Akira (2012). Quantum-enhanced optical-phase tracking. Science, 337 (6101), 1514-1517. doi: 10.1126/science.1225258

Quantum-enhanced optical-phase tracking

2012

Journal Article

Observing the operational significance of discord consumption

Gu, Mile, Chrzanowski, Helen M., Assad, Syed M., Symul, Thomas, Modi, Kavan, Ralph, Timothy C., Vedral, Vlatko and Lam, Ping Koy (2012). Observing the operational significance of discord consumption. Nature Physics, 8 (9), 671-675. doi: 10.1038/NPHYS2376

Observing the operational significance of discord consumption

2012

Journal Article

Continuous-variable quantum key distribution using thermal states

Weedbrook, Christian, Pirandola, Stefano and Ralph, Timothy C. (2012). Continuous-variable quantum key distribution using thermal states. Physical Review A, 86 (2) 022318, 022318.1-022318.12. doi: 10.1103/PhysRevA.86.022318

Continuous-variable quantum key distribution using thermal states

2012

Journal Article

Entanglement dynamics and quasi-periodicity in discrete quantum walks

Rohde, Peter P., Fedrizzi, Alessandro and Ralph, Timothy C. (2012). Entanglement dynamics and quasi-periodicity in discrete quantum walks. Journal of Modern Optics, 59 (8), 710-720. doi: 10.1080/09500340.2012.660204

Entanglement dynamics and quasi-periodicity in discrete quantum walks

2012

Journal Article

Gaussian quantum information

Weedbrook, Christian, Pirandola, Stefano, Garcia-Patron, Raul, Cerf, Nicolas J., Ralph, Timothy C., Shapiro, Jeffrey H. and Lloyd, Seth (2012). Gaussian quantum information. Reviews of Modern Physics, 84 (2), 621-669. doi: 10.1103/RevModPhys.84.621

Gaussian quantum information

2012

Journal Article

Error tolerance of the boson-sampling model for linear optics quantum computing

Rohde, Peter P. and Ralph, Timothy C. (2012). Error tolerance of the boson-sampling model for linear optics quantum computing. Physical Review A, 85 (2) 022332, 022332.1-022332.5. doi: 10.1103/PhysRevA.85.022332

Error tolerance of the boson-sampling model for linear optics quantum computing

2012

Journal Article

Extraction of timelike entanglement from the quantum vacuum

Olson, S. Jay and Ralph, Timothy C. (2012). Extraction of timelike entanglement from the quantum vacuum. Physical Review A, 85 (1) 012306, 012306-1-012306-7. doi: 10.1103/PhysRevA.85.012306

Extraction of timelike entanglement from the quantum vacuum

2012

Journal Article

Relativistic quantum information and time machines

Ralph, Timothy C. and Downes, Tony G. (2012). Relativistic quantum information and time machines. Contemporary Physics, 53 (1), 1-16. doi: 10.1080/00107514.2011.640146

Relativistic quantum information and time machines

2011

Journal Article

Quantum fields on closed timelike curves

Pienaar, J.L., Myers, C.R. and Ralph, T.C. (2011). Quantum fields on closed timelike curves. Physical Review A: Atomic, molecular and optical physics, 84 (6) 062316, 062316. doi: 10.1103/PhysRevA.84.062316

Quantum fields on closed timelike curves

2011

Conference Publication

Continuous variable quantum key distribution: Security, repeaters and relativity

Walk, Nathan, Ralph, Timothy C., Downes, Tony, Symul, Thomas and Lam, Ping Koy (2011). Continuous variable quantum key distribution: Security, repeaters and relativity. Washington, D.C.: Optical Society of America (OSA). doi: 10.1364/icqi.2011.qmf4

Continuous variable quantum key distribution: Security, repeaters and relativity

2011

Journal Article

Photon-number discrimination without a photon counter and its application to reconstructing non-Gaussian states

Chrzanowski, H. M., Bernu, J., Sparkes, B. M., Hage, B., Lund, A. P., Ralph, T. C., Lam, P. K. and Symul, T. (2011). Photon-number discrimination without a photon counter and its application to reconstructing non-Gaussian states. Physical Review A (Atomic, Molecular and Optical Physics), 84 (5) 050302, 050302.1-050302.4. doi: 10.1103/PhysRevA.84.050302

Photon-number discrimination without a photon counter and its application to reconstructing non-Gaussian states

2011

Journal Article

Coherent state topological cluster state production

Myers, C. R. and Ralph, T. C. (2011). Coherent state topological cluster state production. New Journal of Physics, 13 (11) 115015, 1-24. doi: 10.1088/1367-2630/13/11/115015

Coherent state topological cluster state production

2011

Journal Article

Reply to "Comment on 'Information flow of quantum states interacting with closed timelike curves"

Ralph, T.C. and Myers, C.R. (2011). Reply to "Comment on 'Information flow of quantum states interacting with closed timelike curves". Physical Review A, 84 (5) 056302, 056302-1-056302-2. doi: 10.1103/PhysRevA.84.056302

Reply to "Comment on 'Information flow of quantum states interacting with closed timelike curves"

2011

Journal Article

Quantum error correction of continuous-variable states against Gaussian noise

Ralph, T. C. (2011). Quantum error correction of continuous-variable states against Gaussian noise. Physical Review A, 84 (2) 022339, 022339-1-022339-4. doi: 10.1103/PhysRevA.84.022339

Quantum error correction of continuous-variable states against Gaussian noise

2011

Journal Article

Adding control to arbitrary unknown quantum operations

Zhou, Xiao-Qi, Ralph, Timothy C., Kalasuwan, Pruet, Zhang, Mian, Peruzzo, Alberto, Lanyon, Benjamin P. and O'Brien, Jeremy L. (2011). Adding control to arbitrary unknown quantum operations. Nature Communications, 2 (1 Article # 413) 413. doi: 10.1038/ncomms1392

Adding control to arbitrary unknown quantum operations

2011

Journal Article

Space-time qubits

Pienaar, J. L., Myers, C. R. and Ralph, T. C. (2011). Space-time qubits. Physical Review A, 84 (2) 022315. doi: 10.1103/PhysRevA.84.022315

Space-time qubits

2011

Journal Article

Entangling moving cavities in noninertial frames

Downes, T. G., Fuentes, I. and Ralph, T. C. (2011). Entangling moving cavities in noninertial frames. Physical Review Letters, 106 (21) 210502, 210502.1-210502.4. doi: 10.1103/PhysRevLett.106.210502

Entangling moving cavities in noninertial frames

2011

Journal Article

Time-resolved detection and mode mismatch in a linear optics quantum gate

Rohde, Peter P. and Ralph, Timothy C. (2011). Time-resolved detection and mode mismatch in a linear optics quantum gate. New Journal of Physics, 13 (5) 053036, 053036. doi: 10.1088/1367-2630/13/5/053036

Time-resolved detection and mode mismatch in a linear optics quantum gate

2011

Journal Article

Entanglement between the future and the past in the quantum vacuum

Olson, S. Jay and Ralph, Timothy C. (2011). Entanglement between the future and the past in the quantum vacuum. Physical Review Letters, 106 (11) 110404, 110404.1-110404.4. doi: 10.1103/PhysRevLett.106.110404

Entanglement between the future and the past in the quantum vacuum

2011

Journal Article

Engineered optical nonlinearity for a quantum light source

Branczyk, Agata M., Fedrizzi, Alessandro, Stace, Thomas M., Ralph, Tim C. and White, Andrew G. (2011). Engineered optical nonlinearity for a quantum light source. Optics Express, 19 (1), 55-65. doi: 10.1364/OE.19.000055

Engineered optical nonlinearity for a quantum light source