Four-dimensional Quantum Key Distribution using Position-Momentum and Polarization Correlations

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We demonstrate experimentally that it is possible to prepare and detect photon pairs created by spontaneous parametric down-conversion which exhibit simultaneous position-momentum and polarization correlations that are adequate to implement a four-dimensional key distribution protocol.
4 pages, 5 figures

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Quantum Physics

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http://salesiana.dossiersoluciones.com/handle/123456789/104106

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/quant-ph/0510087
 http://arxiv.org/abs/quant-ph/0510087

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arXiv