Four-Photon Transverse Mode Entanglement

W. Löffler; M. J. A. de Dood; B. C. Hiesmayr

doi:10.1364/FIO.2013.FW6C.8

Frontiers in Optics 2013 Postdeadline
OSA Postdeadline Paper Digest (online) (Optica Publishing Group, 2013),
paper FW6C.8
•https://doi.org/10.1364/FIO.2013.FW6C.8

Four-Photon Transverse Mode Entanglement

W. Löffler, M. J. A. de Dood, and B. C. Hiesmayr

Frontiers in Optics 2013

Orlando, Florida United States
6–10 October 2013
ISBN: 978-1-55752-988-6

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Postdeadline Session III (FW6C)

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W. Löffler, M. J. A. de Dood, and B. C. Hiesmayr, "Four-Photon Transverse Mode Entanglement," in Frontiers in Optics 2013 Postdeadline, I. Kang, D. Reitze, N. Alic, and D. Hagan, eds., OSA Postdeadline Paper Digest (online) (Optica Publishing Group, 2013), paper FW6C.8.

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Abstract

We show experimental evidence of quantum entanglement of 4 photons in their spatial degrees of freedom. A large fraction of the photons produced by single-pass spontaneous parametric downconversion are in the 4-particle, 3-dimensional Greenberger-Horne-Zeilinger (GHZ) state.

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