Experimental Test of the Quantum Non-Gaussian Character of a Heralded Single-Photon State

Miroslav Ježek, Ivo Straka, Michal Mičuda, Miloslav Dušek, Jaromír Fiurášek, and Radim Filip
Phys. Rev. Lett. 107, 213602 – Published 15 November 2011

Abstract

We report on the experimental verification of quantum non-Gaussian character of a heralded single-photon state with a positive Wigner function. We unambiguously demonstrate that the generated state cannot be expressed as a mixture of Gaussian states. Sufficient information to witness the quantum non-Gaussian character is obtained from a standard photon anticorrelation measurement.

  • Figure
  • Figure
  • Figure
  • Received 22 July 2011

DOI:https://doi.org/10.1103/PhysRevLett.107.213602

© 2011 American Physical Society

Authors & Affiliations

Miroslav Ježek, Ivo Straka, Michal Mičuda, Miloslav Dušek, Jaromír Fiurášek, and Radim Filip

  • Department of Optics, Palacký University, 17. listopadu 12, 77146 Olomouc, Czech Republic

Article Text (Subscription Required)

Click to Expand

References (Subscription Required)

Click to Expand
Issue

Vol. 107, Iss. 21 — 18 November 2011

Reuse & Permissions
Access Options
Author publication services for translation and copyediting assistance advertisement

Authorization Required


×
×

Images

×

Sign up to receive regular email alerts from Physical Review Letters

Log In

Cancel
×

Search


Article Lookup

Paste a citation or DOI

Enter a citation
×