Entanglement, Complementarity, and Vacuum Fields in Spontaneous Parametric Down-Conversion

Using two crystals for spontaneous parametric down-conversion in a parallel setup, we observe two-photon interference with high visibility. The high visibility is consistent with complementarity and the absence of which-path information. The observations are explained as the effects of entanglement...

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Bibliographic Details
Main Authors: Ralf Menzel, Axel Heuer, Peter W. Milonni
Format: Article
Language:English
Published: MDPI AG 2019-02-01
Series:Atoms
Subjects:
Online Access:https://www.mdpi.com/2218-2004/7/1/27