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Creation of macroscopic superposition states from arrays of Bose-Einstein condensates

Dunningham, J. A. ; Burnett, K. ; Roth, R. ; Phillips, W. D. (2006)
Creation of macroscopic superposition states from arrays of Bose-Einstein condensates.
In: New Journal of Physics, 8 (9)
doi: 10.1088/1367-2630/8/9/182
Artikel, Bibliographie

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Kurzbeschreibung (Abstract)

We consider how macroscopic quantum superpositions may be created from arrays of Bose–Einstein condensates. We study a system of three condensates in Fock states, all with the same number of atoms and show that this has the form of a highly entangled superposition of different quasi-momenta. We then show how, by partially releasing these condensates and detecting an interference pattern where they overlap, it is possible to create a macroscopic superposition of different relative phases for the remaining portions of the condensates. We discuss methods for confirming these superpositions.

Typ des Eintrags: Artikel
Erschienen: 2006
Autor(en): Dunningham, J. A. ; Burnett, K. ; Roth, R. ; Phillips, W. D.
Art des Eintrags: Bibliographie
Titel: Creation of macroscopic superposition states from arrays of Bose-Einstein condensates
Sprache: Englisch
Publikationsjahr: 2006
Ort: London
Verlag: IOP Publishing
Titel der Zeitschrift, Zeitung oder Schriftenreihe: New Journal of Physics
Jahrgang/Volume einer Zeitschrift: 8
(Heft-)Nummer: 9
Kollation: 10 Seiten
DOI: 10.1088/1367-2630/8/9/182
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Kurzbeschreibung (Abstract):

We consider how macroscopic quantum superpositions may be created from arrays of Bose–Einstein condensates. We study a system of three condensates in Fock states, all with the same number of atoms and show that this has the form of a highly entangled superposition of different quasi-momenta. We then show how, by partially releasing these condensates and detecting an interference pattern where they overlap, it is possible to create a macroscopic superposition of different relative phases for the remaining portions of the condensates. We discuss methods for confirming these superpositions.

ID-Nummer: Artikel-ID: 182
Fachbereich(e)/-gebiet(e): 05 Fachbereich Physik
Hinterlegungsdatum: 20 Nov 2008 08:27
Letzte Änderung: 15 Feb 2024 14:05
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