Research publications - Emilia Witkowska

PREPRINTS

  1. Spin-squeezed atomic crystal

    D. Kajtoch, E. Witkowska, A. Sinatra
    arXiv:1707.09776

  2. Metrologically useful states of spin-1 Bose condensates with macroscopic magnetization

    D. Kajtoch, K. Pawłowski, E. Witkowska
    arXiv:1704.00628

Recently published

  1. Continuum of classical-field ensembles from canonical to grand canonical and the onset of their equivalence

    J. Pietraszewicz, E. Witkowska, P. Deuar
    Phys. Rev. A 96, 033612 (Sep 2017) arXiv:1706.02587

  2. Non-adiabatic quantum phase transition in a trapped spinor condensate

    T. Świsłocki, E. Witkowska, M. Matuszewski
    Phys. Rev. A 94, 043635 (Oct 2016) arXiv:1609.03736

  3. Spin squeezing in dipolar spinor condensates

    D. Kajtoch, E. Witkowska
    Phys. Rev. A 93, 023627 (Feb 2016) arXiv:1512.01965

  4. Entanglement storage by classical fixed points in the two-axis countertwisting model

    D. Kajtoch, K. Pawłowski, E. Witkowska
    Phys. Rev. A 93, 022331 (Feb 2016) arXiv:1511.09260

  5. Quantum dynamics generated by the two-axis countertwisting Hamiltonian

    D. Kajtoch, E. Witkowska
    Phys. Rev. A 92, 013623 (Jul 2015) arXiv:1505.04002

  6. Thermodynamics of a spin-1 Bose gas with fixed magnetization

    G. Lang, E. Witkowska
    Phys. Rev. A 90, 043609 (Oct 2014) arXiv:1505.03999

  7. Thermal fluctuations and quantum phase transition in antiferromagnetic Bose-Einstein condensates

    E. Witkowska, T. Świsłocki, M. Matuszewski
    Phys. Rev. A 90, 033604 (Sep 2014) arXiv:1505.04006

  8. Universality in nonequilibrium condensation of exciton-polaritons

    M. Matuszewski, E. Witkowska
    Phys. Rev. B 89, 155318 (Apr 2014) arXiv:1212.0805

  9. Dynamics of the modified Kibble-Zurek mechanism in antiferromagnetic spin-1 condensates

    E. Witkowska, J. Dziarmaga, T. Świsłocki, M. Matuszewski
    Phys. Rev. B 88, 054508 (Aug 2013) arXiv:1309.6107

  10. Limit of spin squeezing in trapped Bose-Einstein condensates

    A. Sinatra, Y. Castin, E. Witkowska
    EPL 102, 40001 (Jun 2013) arXiv:1303.0299

  11. Double universality of a quantum phase transition in spinor ondensates: modification of the Kibble-Żurek mechanism by a conservation law

    T. Świsłocki, E. Witkowska, J. Dziarmaga, M. Matuszewski
    Phys. Rev. Lett. 110, 045303 (Jan 2013) arXiv:1208.4931

  12. Spontaneous solitons in the thermal equilibrium of a quasi-one-dimensional Bose gas

    T. Karpiuk, P. Deuar, P. Bienias, E. Witkowska, K. Pawłowski, M. Gajda, K. Rzążewski, M. Brewczyk
    Phys. Rev. Lett. 109, 205302 (Nov 2012) arXiv:1205.2363

  13. Spin squeezing in finite temperature Bose-Einstein condensates: Scaling with the system size

    A. Sinatra, E. Witkowska, Y. Castin
    Eur. Phys. J. - Spec. Top. 203, 87 (Apr 2012) arXiv:1112.3795

  14. Limit of Spin Squeezing in Finite-Temperature Bose-Einstein Condensates

    A. Sinatra, E. Witkowska, J-C. Dornstetter, Y. Li, Y. Castin
    Phys. Rev. Lett. 107, 060404 (Aug 3 2011) arXiv:1104.1871

  15. Solitons as the early stage of quasicondensate formation during evaporative cooling

    E. Witkowska, P. Deuar, M. Gajda, K. Rzążewski
    Phys. Rev. Lett. 106, 135301 (Mar 30 2011) arXiv:1101.0728

  16. Monte Carlo method, classical fields and Bose statistics

    E. Witkowska, M. Gajda, K. Rzążewski
    Opt. Commun. 283, 671 (Mar 1 2010)

  17. Coherence time of a Bose-Einstein condensate

    A. Sinatra, Y. Castin, E. Witkowska
    Phys. Rev. A 80, 033614 (Sep 2009) arXiv:0907.1025

  18. Bose statistics and classical fields

    E. Witkowska, M. Gajda, K. Rzążewski
    Phys. Rev. A 79, 033631 (Mar 2009) arXiv:0901.1769

  19. Classical fields method for a relativistic interacting Bose gas

    E. Witkowska, P. Ziń, M. Gajda
    Phys. Rev. A 79, 033631 (Mar 2009) arXiv:0812.0260

  20. From a nonlinear string to a weakly interacting Bose gas

    E. Witkowska, M. Gajda, J. Mostowski
    J. Phys. B 40, 1465 (Apr 28 2007) arXiv:cond-mat/0601408

  21. Nondiffusive phase spreading of a Bose-Einstein condensate at finite temperature

    A. Sinatra, Y. Castin, E. Witkowska
    Phys. Rev. A 75, 033616 (Mar 2007) arXiv:cond-mat/0610644

  22. Classification of zero-energy resonances by dissociation of Feshbach molecules

    T.M. Hanna, K. Góral, E. Witkowska, T. Kohler
    Phys. Rev. A 74, 023618 (Aug 2006) arXiv:cond-mat/0605143

  23. Dynamics of quasisolitons in degenerate fermionic gases

    E. Witkowska, M. Brewczyk
    Phys. Rev. A 72, 023606 (Aug 2005) arXiv:cond-mat/0412237