Stationary and traveling solitons via local dissipations in Bose-Einstein condensates in ring optical lattices

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Campbell, Russell and Oppo, Gian-Luca (2016) Stationary and traveling solitons via local dissipations in Bose-Einstein condensates in ring optical lattices. Physical Review A - Atomic, Molecular, and Optical Physics, 94. 043626. ISSN 1050-2947 (https://doi.org/10.1103/PhysRevA.94.043626)

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Abstract

A model of a Bose-Einstein condensate in a ring optical lattice with atomic dissipations applied at a stationary or at a moving location on the ring is presented. The localized dissipation is shown to generate and stabilize both stationary and traveling lattice solitons. Among many localized solutions, we have generated spatially stationary quasiperiodic lattice solitons and a family of traveling lattice solitons with two intensity peaks per potential well with no counterpart in the discrete case. Collisions between traveling and stationary lattice solitons as well as between two traveling lattice solitons display a critical dependence from the lattice depth. Stable counterpropagating solitons in ring lattices can find applications in gyroscope interferometers with ultra-cold gases.

ORCID iDs

Campbell, Russell ORCID logoORCID: https://orcid.org/0000-0002-9324-7066 and Oppo, Gian-Luca ORCID logoORCID: https://orcid.org/0000-0002-5376-4309;
  • Item type:Article
    ID code:57901
    Dates:
    Date
    Event
    13 October 2016
    Published
    20 September 2016
    Accepted
    Notes:Campbell, R., & Oppo, G-L. (2016). Stationary and traveling solitons via local dissipations in Bose-Einstein condensates in ring optical lattices. Physical Review A - Atomic, Molecular, and Optical Physics, 1-9. Copyright (2016) by the American Physical Society
    Subjects:Science > Physics
    Department:Faculty of Science > Physics
    Depositing user: Pure Administrator
    Date deposited:22 Sep 2016 10:12
    Last modified:11 Nov 2024 11:31
    Related URLs:
    URI:https://strathprints.strath.ac.uk/id/eprint/57901
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