Transport in a harmonic trap: Shortcuts to adiabaticity and robust protocols

D. Guéry-Odelin and J. G. Muga
Phys. Rev. A 90, 063425 – Published 23 December 2014

Abstract

We study the fast transport of a particle or a Bose-Einstein condensate in a harmonic potential. An exact expression for the final excitation energy in terms of the Fourier transform of the trap acceleration is used to engineer optimal transport protocols (with no final excitation) that are robust with respect to spring-constant errors. The same technique provides a way to design the simultaneous and robust transport of a few noninteracting species that experience different harmonic trap frequencies in the same trap.

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  • Received 18 October 2014

DOI:https://doi.org/10.1103/PhysRevA.90.063425

©2014 American Physical Society

Authors & Affiliations

D. Guéry-Odelin1,2 and J. G. Muga3,4

  • 1Université de Toulouse, UPS, Laboratoire Collisions Agrégats Réactivité, IRSAMC, F-31062 Toulouse, France
  • 2Centre National de la Recherche Scientifique, Unités Mixtes de Recherche 5589, F-31062 Toulouse, France
  • 3Departamento de Química Física, Universidad del País Vasco—Euskal Herriko Unibertsitatea, Apartado 644, 48080 Bilbao, Spain
  • 4Department of Physics, Shanghai University, 200444 Shanghai, People's Republic of China

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Issue

Vol. 90, Iss. 6 — December 2014

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