NL
Nathan K. Langford
quant-phcond-mat.mes-hallphysics.opticscond-mat.supr-concond-mat.quant-gasnlin.CDOptical Fibersphysics.atom-ph
On Valency
published · living versionsW_buy2vtq6·v1 · currentpublished
Distance measures to compare real and ideal quantum processes
with Alexei Gilchrist, Michael A. Nielsen
1 version
Preprints & journals
50 papers in the corpus · 2001–2026Trotterisation Thresholds and Dissipative Quantum Chaos in Open-System Digital Quantum Simulation2609.34623v1 · Angsar Manatuly, Lukas M. Sieberer, Cahit Kargi et al.2026 · 0 citationsarXiv
Optimising Cryogenic Wiring for Microwave-frequency Millikelvin Quantum Processors2609.27239v1 · Adrien Di Lonardo, Giorge Gemisis, Juan Pablo Dehollain et al.2026 · 0 citationsarXiv
Quantum Chaos and Universal Trotterisation Behaviours in Digital Quantum Simulations2110.11113v6 · Cahit Kargi, Angsar Manatuly, Lukas M. Sieberer et al.2021 · 3 citationsQuantum 9, 1924 (2025)
Complete conversion between one and two photons in nonlinear waveguides with tailored dispersion2110.03110v1 · Alexander S. Solntsev, Sergey V. Batalov, Nathan K. Langford et al.2021 · 4 citationsNew J. Phys 24, 065002 (2022)
Cost vector analysis & multi-path entanglement routing in quantum networks2105.00418v4 · Hudson Leone, Nathaniel R. Miller, Deepesh Singh et al.2021 · 3 citationsarXiv
Evolution of Nanowire Transmon Qubits and Their Coherence in a Magnetic Field.29570312 · Luthi, F, Stavenga, T, Enzing, O W et al.2018 · 96 citationsPhysical review letters. 2018;120(10):100502
Tuneable hopping and nonlinear cross-Kerr interactions in a high-coherence superconducting circuit1802.10037v2 · M. Kounalakis, C. Dickel, A. Bruno et al.2018 · 125 citationsnpj Quantum Information 4, Article number: 38 (2018)
Chip-to-chip entanglement of transmon qubits using engineered measurement fields1712.06141v1 · C. Dickel, J. J. Wesdorp, N. K. Langford et al.2017 · 40 citationsPhys. Rev. B 97, 064508 (2018)
Experimentally simulating the dynamics of quantum light and matter at deep-strong coupling.29167425 · Langford, N K, Sagastizabal, R, Kounalakis, M et al.2018 · 204 citationsNature communications. 2017;8(1):1715
Contextuality without nonlocality in a superconducting quantum system.27698351 · Jerger, Markus, Reshitnyk, Yarema, Oppliger, Markus et al.2018 · 60 citationsNature communications. 2016;7:12930
Independent, extensible control of same-frequency superconducting qubits by selective broadcasting1508.06676v1 · S. Asaad, C. Dickel, S. Poletto et al.2015 · 49 citationsnpj Quantum Information 2, 16029 (2016)
Reducing intrinsic loss in superconducting resonators by surface treatment and deep etching of silicon substrates1502.04082v1 · A. Bruno, G. de Lange, S. Asaad et al.2015 · 239 citationsAppl. Phys. Lett. 106, 182601 (2015)
Quantum teleportation on a photonic chip1409.4267v1 · Benjamin J. Metcalf, Justin B. Spring, Peter C. Humphreys et al.2014 · 202 citationsarXiv
Circuit QED - Lecture Notes1310.1897v1 · Nathan K. Langford2013 · 10 citationsarXiv
On-chip low loss heralded source of pure single photons.23736605 · Spring, Justin B, Salter, Patrick S, Metcalf, Benjamin J et al.2014 · 120 citationsOptics express. 2013;21(11):13522-32
Comment on "Two Fundamental Experimental Tests of Nonclassicality with Qutrits"1305.5529v1 · Radek Lapkiewicz, Peizhe Li, Christoph Schaeff et al.2013 · 5 citationsarXiv
Enhancing multiphoton rates with quantum memories.23581318 · Nunn, J, Langford, N K, Kolthammer, W S et al.2013 · 160 citationsPhysical review letters. 2013;110(13):133601
Multiphoton quantum interference in a multiport integrated photonic device.23322044 · Metcalf, Benjamin J, Thomas-Peter, Nicholas, Spring, Justin B et al.2013 · 165 citationsNature communications. 2013;4:1356
Boson sampling on a photonic chip.23258407 · Spring, Justin B, Metcalf, Benjamin J, Humphreys, Peter C et al.2013 · 837 citationsScience (New York, N.Y.). 2013;339(6121):798-801
Errors in quantum tomography: diagnosing systematic versus statistical errors1212.2982v1 · Nathan K. Langford2012 · 26 citationsarXiv
Multipulse addressing of a Raman quantum memory: configurable beam splitting and efficient readout.23004977 · Reim, K F, Nunn, J, Jin, X-M et al.2012 · 81 citationsPhysical review letters. 2012;108(26):263602
Multi-pulse addressing of a Raman quantum memory: configurable beam splitting and efficient readout1203.2328v1 · K. F. Reim, J. Nunn, X.-M. Jin et al.2012 · 6 citationsarXiv
Adaptive slit beam shaping for direct laser written waveguides.22344076 · Salter, P S, Jesacher, A, Spring, J B et al.2012 · 89 citationsOptics letters. 2012;37(4):470-2
Compact continuous-variable entanglement distillation.22401042 · Datta, Animesh, Zhang, Lijian, Nunn, Joshua et al.2012 · 63 citationsPhysical review letters. 2012;108(6):060502
High-Fidelity Polarization Storage in a Gigahertz Bandwidth Quantum Memory1112.0900v2 · D. G. England, P. S. Michelberger, T. F. M. Champion et al.2011 · 52 citationsarXiv
Entangling macroscopic diamonds at room temperature.22144620 · Lee, K C, Sprague, M R, Sussman, B J et al.2012 · 392 citationsScience (New York, N.Y.). 2011;334(6060):1253-6
Loophole-free Einstein-Podolsky-Rosen experiment via quantum steering1111.0760v3 · Bernhard Wittmann, Sven Ramelow, Fabian Steinlechner et al.2011 · 254 citationsNew J. Phys. 14, 053030 (2012)
Efficient quantum computing using coherent photon conversion.21993627 · Langford, N K, Ramelow, S, Prevedel, R et al.2011 · 152 citationsNature. 2011;478(7369):360-3
On-chip, photon-number-resolving, telecom-band detectors for scalable photonic information processing1107.5557v1 · Thomas Gerrits, Nicholas Thomas-Peter, James C. Gates et al.2011 · 2 citationsPhys. Rev. A 84, 060301(R) (2011)
Single-photon-level quantum memory at room temperature.21867069 · Reim, K F, Michelberger, P, Lee, K C et al.2011 · 253 citationsPhysical review letters. 2011;107(5):053603
Experimental non-classicality of an indivisible quantum system.21697945 · Lapkiewicz, Radek, Li, Peizhe, Schaeff, Christoph et al.2011 · 299 citationsNature. 2011;474(7352):490-3
Polarization-entanglement conserving frequency conversion of photons1106.1867v1 · Sven Ramelow, Alessandro Fedrizzi, Andreas Poppe et al.2011 · 82 citationsPhys. Rev. A 85, 013845 (2012)
Integrated Photonic Sensing1104.1863v1 · Nicholas Thomas-Peter, Nathan K Langford, Animesh Datta et al.2011 · 32 citationsNew J. Phys. 13 055024 (2011)
Violation of local realism with freedom of choice.21041665 · Scheidl, Thomas, Ursin, Rupert, Kofler, Johannes et al.2010 · 330 citationsProceedings of the National Academy of Sciences of the United States of America. 2010;107(46):19708-13
Quantum memory in an optical lattice1007.4444v1 · J. Nunn, U. Dorner, P. Michelberger et al.2010 · 14 citationsarXiv
Discrete tunable color entanglement.20366255 · Ramelow, S, Ratschbacher, L, Fedrizzi, A et al.2010 · 191 citationsPhysical review letters. 2009;103(25):253601
Towards high-speed optical quantum memories0912.2970v1 · K. F. Reim, J. Nunn, V. O. Lorenz et al.2009 · 344 citationsarXiv
Experimentally generating and tuning robust entanglement between photonic qubits0802.3161v1 · B. P. Lanyon, N. K. Langford2008 · 19 citationsarXiv
Manipulating biphotonic qutrits.18352449 · Lanyon, B P, Weinhold, T J, Langford, N K et al.2008 · 181 citationsPhysical review letters. 2008;100(6):060504
Experimental demonstration of a compiled version of Shor's algorithm with quantum entanglement.18233509 · Lanyon, B P, Weinhold, T J, Langford, N K et al.2008 · 327 citationsPhysical review letters. 2007;99(25):250505
Choice of Measurement Sets in Qubit Tomography0706.3756v1 · Mark D de Burgh, Nathan K. Langford, Andrew C. Doherty et al.2007 · 126 citationsarXiv
Entanglement generation by Fock-state filtration.17677697 · Resch, K J, O'Brien, J L, Weinhold, T J et al.2007 · 22 citationsPhysical review letters. 2007;98(20):203602
Generation of hyperentangled photon pairs.16486324 · Barreiro, Julio T, Langford, Nathan K, Peters, Nicholas A et al.2006 · 749 citationsPhysical review letters. 2005;95(26):260501
Demonstration of a simple entangling optical gate and its use in bell-state analysis.16384124 · Langford, N K, Weinhold, T J, Prevedel, R et al.2006 · 262 citationsPhysical review letters. 2005;95(21):210504
Quantum process tomography of a controlled-NOT gate.15447165 · O'Brien, J L, Pryde, G J, Gilchrist, A et al.2005 · 498 citationsPhysical review letters. 2004;93(8):080502
Distance measures to compare real and ideal quantum processesquant-ph/0408063v2 · Alexei Gilchrist, Nathan K. Langford, Michael A. Nielsen2004 · 656 citationsPhysical Review A 71, 062310 (2005)on Valency
Measuring entangled qutrits and their use for quantum bit commitment.15323694 · Langford, N K, Dalton, R B, Harvey, M D et al.2004 · 349 citationsPhysical review letters. 2004;93(5):053601
Adaptive phase estimation is more accurate than non-adaptive phase estimation for continuous beams of lightquant-ph/0405066v1 · D. T. Pope, H. M. Wiseman, N. K. Langford2004 · 28 citationsarXiv
Measuring Controlled-NOT and two-qubit gate operationquant-ph/0308115v1 · Andrew G. White, Alexei Gilchrist, Geoffrey J. Pryde et al.2003 · 1 citationJ.Opt.Soc.Am.B24:172-183,2007
Linear Optical CNOT Gate in the Coincidence Basisquant-ph/0112088v1 · T. C. Ralph, N. K. Langford, T. B. Bell et al.2001 · 346 citationsPhysical Review A 65, 062324 (2002)
Career total: 128 works. 50 are in this corpus.
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