Polarization Qubit Phase Gate in Driven Atomic Media

Carlo Ottaviani, David Vitali, Maurizio Artoni, Francesco Cataliotti, and Paolo Tombesi
Phys. Rev. Lett. 90, 197902 – Published 15 May 2003

Abstract

We present here an all-optical scheme for the experimental realization of a quantum phase gate. It is based on the polarization degree of freedom of two traveling single-photon wave packets and exploits giant Kerr nonlinearities that can be attained in coherently driven ultracold atomic media.

  • Figure
  • Received 10 February 2003

DOI:https://doi.org/10.1103/PhysRevLett.90.197902

©2003 American Physical Society

Authors & Affiliations

Carlo Ottaviani1, David Vitali1, Maurizio Artoni2,3, Francesco Cataliotti3,4, and Paolo Tombesi1

  • 1INFM and Dipartimento di Fisica, Università di Camerino, I-62032 Camerino, Italy
  • 2INFM and Dipartimento di Chimica e Fisica dei Materiali, Via Valotti 9, I-25133 Brescia, Italy
  • 3European Laboratory for Non-linear Spectroscopy, via N. Carrara, I-50019 Sesto Fiorentino, Italy
  • 4INFM and Dipartimento di Fisica, Università di Catania, via S. Sofia 64, I-95124 Catania, Italy

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Issue

Vol. 90, Iss. 19 — 16 May 2003

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