Experimental Demonstration of Fractional Orbital Angular Momentum Entanglement of Two Photons

S. S. R. Oemrawsingh, X. Ma, D. Voigt, A. Aiello, E. R. Eliel, G. W. ’t Hooft, and J. P. Woerdman
Phys. Rev. Lett. 95, 240501 – Published 8 December 2005

Abstract

The singular nature of a noninteger spiral phase plate allows easy manipulation of spatial degrees of freedom of photon states. Using two such devices, we have observed very high-dimensional spatial entanglement of twin photons generated by spontaneous parametric down-conversion.

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  • Received 29 April 2005

DOI:https://doi.org/10.1103/PhysRevLett.95.240501

©2005 American Physical Society

Authors & Affiliations

S. S. R. Oemrawsingh*, X. Ma, D. Voigt, A. Aiello, E. R. Eliel, G. W. ’t Hooft, and J. P. Woerdman

  • Huygens Laboratory, Leiden University, Post Office Box 9504, 2300 RA Leiden, The Netherlands

  • *Also at cosine Science & Computing, Niels Bohrweg 11, 2333 CA Leiden, The Netherlands.
  • Also at Philips Research Laboratories, Prof. Holstlaan 4, 5656 AA Eindhoven, The Netherlands.

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Issue

Vol. 95, Iss. 24 — 9 December 2005

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