Experimental demonstration of fractional orbital angular momentum entanglement of two photons

  • Oemrawsingh S
  • Ma X
  • Voigt D
 et al. 
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The singular nature of a non-integer spiral phase plate allows easy manipulation of spatial degrees of freedom of photon states. Using two such devices, we have observed very high dimensional (D > 3700) spatial entanglement of twin photons generated by spontaneous parametric down-conversion.

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  • S. S.R. Oemrawsingh

  • X. Ma

  • D. Voigt

  • A. Aiello

  • E. R. Eliel

  • G. W. 'T Hooft

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