Nature Communications (Sep 2017)

Single-photon three-qubit quantum logic using spatial light modulators

  • Kumel H. Kagalwala,
  • Giovanni Di Giuseppe,
  • Ayman F. Abouraddy,
  • Bahaa E. A. Saleh

DOI
https://doi.org/10.1038/s41467-017-00580-x
Journal volume & issue
Vol. 8, no. 1
pp. 1 – 11

Abstract

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Photons are essential for quantum information processing, but to date only two-qubit single-photon operations have been realized. Here the authors demonstrate experimentally a three-qubit single-photon linear deterministic quantum gate by exploiting polarization along with spatial-parity symmetry.