Piotr Deuar - Publications

Last updated on Sep 24, 2022

Preprints

  1. P. Deuar, J. Pietraszewicz

    A semiclassical field theory that is freed of the ultraviolet catastrophe
    arXiv: 1904.06266

In Journals

  1. M. Denys, P. Deuar, Zhizhao Che, P.E. Theodorakis

    A Lagrangian particle-based numerical model for surfactant-laden droplets at macroscales
    Physics of Fluids 34, 095126 (2022) arXiv: 2203.12448

  2. J. A. Ross, P. Deuar, D. K. Shin, K. F. Thomas, B. M. Henson, S. S. Hodgman, A. G. Truscott

    On the survival of the quantum depletion of a condensate after release from a magnetic trap
    Scientific Reports 12, 13178 (2022) arXiv: 2103.15283

  3. P. Deuar

    Multi-time correlations in the positive-P, Q, and doubled phase-space representations
    Quantum 5, 455 (2021) arXiv: 2011.10107

  4. T. Świsłocki, M. Gajda, M. Brewczyk, P. Deuar

    Spin distillation cooling of ultracold Bose gases
    Scientific Reports 11, 6441 (2021) arXiv: 2011.03507

  5. P. Deuar, A. Ferrier, M. Matuszewski, G. Orso, M. H. Szymańska

    Fully quantum scalable description of driven-dissipative lattice models
    PRX Quantum 2, 010319 (2021) arXiv: 2012.02014

  6. J. Pietraszewicz, M. Stobińska, P. Deuar

    Correlation evolution in dilute Bose-Einstein condensates after quantum quenches
    Phys. Rev. A 99, 023620 (2019) arXiv: 1310.1301

  7. J. Pietraszewicz, P. Deuar

    Classical fields in the one-dimensional Bose gas: Applicability and determination of the optimal cutoff
    Phys. Rev. A 98, 023622 (2018) arXiv: 1707.01776

  8. J. Pietraszewicz, P. Deuar

    Complex wave fields in the interacting one-dimensional Bose gas
    Phys. Rev. A 97, 053607 (2018) arXiv: 1808.10251

  9. J. Pietraszewicz, P. Deuar

    Mesoscopic density grains in a 1D interacting Bose gas from the exact Yang-Yang solution
    New J. Phys. 19, 123010 (2017) arXiv: 1708.00031

  10. J. Pietraszewicz, E. Witkowska, P. Deuar

    Continuum of classical-field ensembles from canonical to grand canonical and the onset of their equivalence
    Phys. Rev. A 96, 033612 (2017) arXiv: 1706.02587

  11. S. Wüster, J.F. Corney, J.M. Rost, P. Deuar

    Quantum dynamics of long-range interacting systems using the positive-P and gauge-P representations
    Phys. Rev. E 96, 013309 (2017) arXiv: 1703.06681

  12. P. Deuar

    A tractable prescription for large-scale free flight expansion of wavefunctions
    Comput. Phys. Commun. 208, 92 (2016) arXiv: 1602.03395

  13. T. Świsłocki, P. Deuar

    Quantum fluctuation effects on the quench dynamics of thermal quasicondensates
    J. Phys. B 49, 145303 (2016) arXiv: 1409.0146

  14. J. Pietraszewicz, P. Deuar

    Classical field records of a quantum system: Their internal consistency and accuracy
    Phys. Rev. A 92, 063620 (2015) arXiv: 1504.06154

  15. P. Deuar, J-C. Jaskula, M. Bonneau, V. Krachmalnicoff, D. Boiron, C.I. Westbrook, K.V. Kheruntsyan

    Anisotropy in s-wave Bose-Einstein condensate collisions and its relationship to superradiance
    Phys. Rev. A 90, 033613 (2014) arXiv: 1406.1327

  16. R. Ng, E. S. Sørensen, P. Deuar

    Simulation of the dynamics of many-body quantum spin systems using phase-space techniques
    Phys. Rev. B 88, 144304 (2013) arXiv: 1307.3786

  17. P. Deuar, T. Wasak, P. Ziń, J. Chwedeńczuk, M. Trippenbach

    Tradeoffs for number squeezing in collisions of Bose-Einstein condensates
    Phys. Rev. A 88, 013617 (2013) arXiv: 1301.3726

  18. T. Karpiuk, P. Deuar, P. Bienias, E. Witkowska, K. Pawłowski, M. Gajda, K. Rzążewski, M. Brewczyk

    Spontaneous solitons in the thermal equilibrium of a quasi-one-dimensional Bose gas
    Phys. Rev. Lett. 109, 205302 (2012) arXiv: 1205.2363

  19. K.V. Kheruntsyan, J-C. Jaskula, P. Deuar, M. Bonneau, G.B. Partridge, J. Ruaudel, R. Lopes, D. Boiron, C.I. Westbrook

    Violation of the Cauchy-Schwarz inequality with matter waves
    Phys. Rev. Lett. 108, 260401 (2012) arXiv: 1204.0058

  20. P. Deuar, P. Ziń, J. Chwedeńczuk, M. Trippenbach

    Mean field effects on the scattered atoms in condensate collisions
    Eur. Phys. J. D 65, 19 (2011) arXiv: 1101.5533

  21. P. Deuar, J. Chwedeńczuk, M. Trippenbach, P. Ziń

    Bogoliubov dynamics of condensate collisions using the positive-P representation
    Phys. Rev. A 83, 063625 (2011) arXiv: 1105.1324

  22. E. Witkowska, P. Deuar, M. Gajda, K. Rzążewski

    Solitons as the early stage of quasicondensate formation during evaporative cooling
    Phys. Rev. Lett. 106, 135301 (2011) arXiv: 1101.0728

  23. J-C. Jaskula, M. Bonneau, G.B. Partridge, V. Krachmalnicoff, P. Deuar, K.V. Kheruntsyan, A. Aspect, D. Boiron, C.I. Westbrook

    Sub-Poissonian number differences in four-wave mixing of matter waves
    Phys. Rev. Lett. 105, 190402 (2010) arXiv: 1008.0845

  24. J. Dziarmaga, P. Deuar, K. Sacha

    Comment on "Quantum entangled dark solitons formed by ultracold atoms in optical lattices"
    Phys. Rev. Lett. 105, 018903 (2010) arXiv: 1001.1045

  25. V. Krachmalnicoff, J-C. Jaskula, M. Bonneau, G. B. Partridge, D. Boiron, C. I. Westbrook, P. Deuar, P. Ziń, M. Trippenbach, K. Kheruntsyan

    Spontaneous Four-Wave Mixing of de Broglie Waves: Beyond Optics
    Phys. Rev. Lett. 104, 150402 (2010) arXiv: 0911.4564

  26. S. Wüster, J. Stanojevic, C. Ates, T. Pohl, P. Deuar, J.F. Corney, J.M. Rost

    Correlations of Rydberg excitations in an ultracold gas after an echo sequence
    Phys. Rev. A 81, 023406 (2010) arXiv: 0911.0772

  27. P. Deuar

    Simulation of complete many-body quantum dynamics using controlled quantum-semiclassical hybrids
    Phys. Rev. Lett. 103, 130402 (2009) arXiv: 0903.1309

  28. P. Deuar, A. G. Sykes, D. M. Gangardt, M. J. Davis, P. D. Drummond, K. V. Kheruntsyan

    Non-local pair correlations in the 1D Bose gas at finite temperature
    Phys. Rev. A 79, 043619 (2009) arXiv: 0812.4447

  29. P. D. Drummond, P. Deuar, T. Vaughan, J. F. Corney

    Quantum dynamics in phase space: from coherent states to the Gaussian representation
    J. Mod. Opt. 54, 2499 (2007) arXiv: 0710.2831

  30. P. D. Drummond, P. Deuar, J. F. Corney

    Quantum many-body simulations using Gaussian phase-space representations
    Optics and Spectroscopy 103, 7 (2007) arXiv: quant-ph/0608247

  31. P. Deuar, P. D. Drummond

    Correlations in a BEC collision: First-principles quantum dynamics with 150 000 atoms
    Phys. Rev. Lett. 98, 120402 (2007) arXiv: cond-mat/0607831

  32. P. Deuar, P. D. Drummond

    First-principles quantum dynamics in interacting Bose gases II: stochastic gauges
    J. Phys. A: Math. Gen. 39, 2723 (2006) arXiv: cond-mat/0501058

  33. P. Deuar, P. D. Drummond

    First-principles quantum dynamics in interacting Bose gases: I. The positive P representation
    J. Phys. A: Math. Gen. 39, 1163 (2006) arXiv: cond-mat/0412174

  34. M. R. Dowling, P. D. Drummond, M. J. Davis, P. Deuar

    Time-reversal test for stochastic quantum dynamics
    Phys. Rev. Lett. 94, 130401 (2005) arXiv: quant-ph/0411185

  35. P. D. Drummond, P. Deuar, K. V. Kheruntsyan

    Canonical Bose gas simulations with stochastic gauges
    Phys. Rev. Lett. 92, 040405 (2004) arXiv: cond-mat/0308219

  36. P. D. Drummond, P. Deuar

    Quantum dynamics with stochastic gauge simulations
    J. Opt. B: Quantum Semiclass. Opt. 5, S281 (2003) arXiv: cond-mat/0309514

  37. P. Badziag, P. Deuar, M. Horodecki, P. Horodecki, R. Horodecki

    Concurrence in arbitrary dimensions
    J. Mod. Opt. 49, 1289 (2002) arXiv: quant-ph/0107147

  38. P. Deuar, P. D. Drummond

    Gauge P-representations for quantum-dynamical problems: Removal of boundary terms
    Phys. Rev. A 66, 033812 (2002) arXiv: quant-ph/0203025

  39. P. Deuar, P. D. Drummond

    Stochastic gauges in quantum dynamics for many-body simulations
    Comput. Phys. Commun. 142, 442-445 (2001) arXiv: quant-ph/0203108

  40. P. Deuar, W. J. Munro, K. Nemoto

    Upper bound on the region of separable states near the maximally mixed state
    J. Opt. B: Quantum Semiclass. Opt. 2, 225-229 (2000) arXiv: quant-ph/0002002

  41. P. Deuar, W. J. Munro

    Quantum copying can increase the practically available information
    Phys. Rev. A 62, 042304 (2000) arXiv: quant-ph/0008032

  42. P. Deuar, W. J. Munro

    Information transfer and fidelity in quantum copiers
    Phys. Rev. A 61, 062304 (2000) arXiv: quant-ph/0003054

  43. P. Deuar, W. J. Munro

    Improving detectors using entangling quantum copiers
    Phys. Rev. A 61, 010306(R) (2000) arXiv: quant-ph/9911103

  44. A. Gilchrist, P. Deuar, M. D. Reid

    Contradiction of quantum mechanics with local hidden variables for quadrature phase measurements on pair-coherent states and squeezed macroscopic superpositions of coherent states
    Phys. Rev. A 60, 4259 (1999)

  45. M. D. Reid, P. Deuar

    Macroscopic local realism: How do we define it and is it compatible with quantum mechanics?
    Ann. Phys. 265, 52-79 (1998)

  46. A. Gilchrist, P. Deuar, M. D. Reid

    Contradiction of quantum mechanics with local hidden variables for quadrature phase amplitude measurements
    Phys. Rev. Lett. 80, 3169 (1998) arXiv: quant-ph/0010024

Book chapters

  1. P. Rungta, W. J. Munro, K. Nemoto, P. Deuar, G. J. Milburn, C. M. Caves

    Qudit entanglement
    Lecture Notes in Physics 561, 149 (2001)
    Directions in Quantum Optics: A Collection of Papers Dedicated to the Memory of Dan Walls
    (Eds. H.J. Carmichael, R.J. Glauber, and M.O. Scully, Springer, Berlin, 2001, p. 149-164) arXiv: quant-ph/0001075

In Conference Proceedings

  1. P. D. Drummond, T. Vaughan, J. F. Corney, G. Leuchs, P. Deuar

    Coherence and correlations in atom lasers
    Proc. 9th Rochester Conf. on Coherence and Quantum Optics (CQO9), (Rochester, USA, June 10-13 2007)
    (Eds. N. Bigelow, J.H. Eberly, C.R. Stroud, Optical Society of America, 2008, paper CWA-1) arXiv: 0710.2842

  2. P. D. Drummond, P. Deuar, J. F. Corney, K. V. Kheruntsyan

    Stochastic gauge: a new technique for quantum simulations
    Proc. 16th Int. Conf. on Laser Spectroscopy, (Palm Cove, Australia, 13-18 July 2003)
    (Eds. P. Hannaford, A. Sidorov, H. Bachor, K. Baldwin, World Scientific, Singapore, 2004, p. 161-170) arXiv: cond-mat/0309537

Theses

  1. P. Deuar

    First-principles quantum simulations of many-mode open interacting Bose gases using stochastic gauge methods
    PhD thesis, University of Queensland (2005) arXiv: cond-mat/0507023

  2. P. Deuar

    Tests of compatibility between quantum mechanics and macroscopic local realism
    Honours thesis, University of Queensland (1996)




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