Localization of Matter Waves in Two-Dimensional Disordered Optical Potentials

R. C. Kuhn, C. Miniatura, D. Delande, O. Sigwarth, and C. A. Müller
Phys. Rev. Lett. 95, 250403 – Published 15 December 2005

Abstract

We consider ultracold atoms in 2D disordered optical potentials and calculate microscopic quantities characterizing matter wave quantum transport in the noninteracting regime. We derive the diffusion constant as a function of all relevant microscopic parameters and show that coherent multiple scattering induces significant weak localization effects. In particular, we find that even the strong localization regime is accessible with current experimental techniques and calculate the corresponding localization length.

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  • Received 14 June 2005

DOI:https://doi.org/10.1103/PhysRevLett.95.250403

©2005 American Physical Society

Authors & Affiliations

R. C. Kuhn1,2,*, C. Miniatura2, D. Delande3, O. Sigwarth1, and C. A. Müller1

  • 1Physikalisches Institut, Universität Bayreuth, D-95440 Bayreuth, Germany
  • 2Institut Non Linéaire de Nice Sophia Antipolis, UMR 6618 du CNRS, 1361 route des Lucioles, F-06560 Valbonne, France
  • 3Laboratoire Kastler Brossel, Université Pierre et Marie Curie, 4 Place Jussieu, F-75005 Paris, France

  • *Electronic address: robert.kuhn@uni-bayreuth.de

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Issue

Vol. 95, Iss. 25 — 16 December 2005

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