Impurity in a heteronuclear two-component Bose mixture

We study the fate of an impurity in an ultracold heteronuclear Bose mixture, focusing on the experimentally relevant case of a 41K−87Rb mixture, with the impurity in a 41K hyperfine state. Our paper provides a comprehensive description of an impurity in a BEC mixture with contact interactions across...

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Hauptverfasser: Bighin, Giacomo (VerfasserIn) , Burchianti, A. (VerfasserIn) , Minardi, F. (VerfasserIn) , Macrì, T. (VerfasserIn)
Dokumenttyp: Article (Journal)
Sprache:Englisch
Veröffentlicht: 4 August 2022
In: Physical review
Year: 2022, Jahrgang: 106, Heft: 2, Pages: 1-10
ISSN:2469-9934
DOI:10.1103/PhysRevA.106.023301
Online-Zugang:Verlag, lizenzpflichtig, Volltext: https://doi.org/10.1103/PhysRevA.106.023301
Verlag, lizenzpflichtig, Volltext: https://link.aps.org/doi/10.1103/PhysRevA.106.023301
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Verfasserangaben:G. Bighin, A. Burchianti, F. Minardi, and T. Macrì
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Zusammenfassung:We study the fate of an impurity in an ultracold heteronuclear Bose mixture, focusing on the experimentally relevant case of a 41K−87Rb mixture, with the impurity in a 41K hyperfine state. Our paper provides a comprehensive description of an impurity in a BEC mixture with contact interactions across its phase diagram. We present results for the miscible and immiscible regimes, as well as for the impurity in a self-bound quantum droplet. Here, varying the interactions, we find exotic states where the impurity localizes either at the center or at the surface of the droplet.
Beschreibung:Gesehen am 13.03.2023
Beschreibung:Online Resource
ISSN:2469-9934
DOI:10.1103/PhysRevA.106.023301