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Regimes of atomic diffraction: Raman versus Bragg diffraction in retroreflective geometries

Hartmann, Sabrina ; Jenewein, Jens ; Giese, Enno ; Abend, Sven ; Roura, Albert ; Rasel, Ernst M. ; Schleich, Wolfgang P. (2020)
Regimes of atomic diffraction: Raman versus Bragg diffraction in retroreflective geometries.
In: Physical Review A, 101 (5)
doi: 10.1103/PhysRevA.101.053610
Artikel, Bibliographie

Dies ist die neueste Version dieses Eintrags.

Kurzbeschreibung (Abstract)

We provide a comprehensive study of atomic Raman and Bragg diffraction when coupling to a pair of counterpropagating light gratings (double diffraction) or to a single one (single diffraction) and discuss the transition from one case to the other in a retroreflective geometry as the Doppler detuning changes. In contrast to single diffraction, double Raman loses its advantage of high diffraction efficiency for short pulses and has to be performed in a Bragg-type regime. Moreover, the structure of double diffraction leads to further limitations for broad momentum distributions on the efficiency of mirror pulses, making the use of (ultra)cold ensembles essential for high diffraction efficiency.

Typ des Eintrags: Artikel
Erschienen: 2020
Autor(en): Hartmann, Sabrina ; Jenewein, Jens ; Giese, Enno ; Abend, Sven ; Roura, Albert ; Rasel, Ernst M. ; Schleich, Wolfgang P.
Art des Eintrags: Bibliographie
Titel: Regimes of atomic diffraction: Raman versus Bragg diffraction in retroreflective geometries
Sprache: Englisch
Publikationsjahr: 8 Mai 2020
Ort: Woodbury, NY
Verlag: APS
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Physical Review A
Jahrgang/Volume einer Zeitschrift: 101
(Heft-)Nummer: 5
Kollation: 16 Seiten
DOI: 10.1103/PhysRevA.101.053610
URL / URN: https://journals.aps.org/pra/abstract/10.1103/PhysRevA.101.0...
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Kurzbeschreibung (Abstract):

We provide a comprehensive study of atomic Raman and Bragg diffraction when coupling to a pair of counterpropagating light gratings (double diffraction) or to a single one (single diffraction) and discuss the transition from one case to the other in a retroreflective geometry as the Doppler detuning changes. In contrast to single diffraction, double Raman loses its advantage of high diffraction efficiency for short pulses and has to be performed in a Bragg-type regime. Moreover, the structure of double diffraction leads to further limitations for broad momentum distributions on the efficiency of mirror pulses, making the use of (ultra)cold ensembles essential for high diffraction efficiency.

ID-Nummer: Artikel-ID: 053610
Fachbereich(e)/-gebiet(e): 05 Fachbereich Physik
05 Fachbereich Physik > Institut für Angewandte Physik
05 Fachbereich Physik > Institut für Angewandte Physik > Theoretische Quantenoptik
05 Fachbereich Physik > Institut für Angewandte Physik > Theoretische Quantenphysik
Hinterlegungsdatum: 18 Jul 2022 07:48
Letzte Änderung: 05 Sep 2024 09:15
PPN: 503217786
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