Phys. Rev. A 65, 033823 (2002) - Two-photon entanglement of orbital angular momentum states

Two-photon entanglement of orbital angular momentum states

Sonja Franke-Arnold, Stephen M. Barnett, Miles J. Padgett, and L. Allen

Phys. Rev. A 65, 033823 – Published 26 February 2002

Abstract

We investigate the orbital angular momentum correlation of a photon pair created in a spontaneous parametric down-conversion process. We show how the conservation of the orbital angular momentum in this process results from phase matching in the nonlinear crystal.

Received 12 January 2001

DOI:https://doi.org/10.1103/PhysRevA.65.033823

©2002 American Physical Society

Authors & Affiliations

Sonja Franke-Arnold and Stephen M. Barnett

Department of Physics and Applied Physics, University of Strathclyde, Glasgow G4 0NG, Scotland

Miles J. Padgett and L. Allen

Department of Physics and Astronomy, University of Glasgow, Glasgow G12 8QQ, Scotland

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Issue

Vol. 65, Iss. 3 — March 2002

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