Symmetry allows for distinguishability in totally destructive many-particle interference

Abstract: We investigate, in a four-photon interference experiment in a laser-written waveguide structure, how symmetries control the suppression of many-body output events of a
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unitary. We show that totally destructive interference does not require mutual indistinguishability between all but only between symmetrically paired particles, in agreement with recent theoretical predictions. The outcome of the experiment is well described by a quantitative simulation that accounts for higher-order emission of the photon source, imbalances in the scattering network, partial distinguishability, and photon loss

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch
Notes
PRX quantum. - 2, 2 (2021) , 020326, ISSN: 2691-3399

Event
Veröffentlichung
(where)
Freiburg
(who)
Universität
(when)
2023
Creator
Münzberg, Julian
Dittel, Christoph
Lebugle, Maxime
Buchleitner, Andreas
Szameit, Alexander
Weihs, Gregor
Keil, Robert
Contributor
Quantum Optics and Statistics

DOI
10.1103/prxquantum.2.020326
URN
urn:nbn:de:bsz:25-freidok-2331366
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
25.03.2025, 1:45 PM CET

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Associated

  • Münzberg, Julian
  • Dittel, Christoph
  • Lebugle, Maxime
  • Buchleitner, Andreas
  • Szameit, Alexander
  • Weihs, Gregor
  • Keil, Robert
  • Quantum Optics and Statistics
  • Universität

Time of origin

  • 2023

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