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Field squeeze operators in optical cavities with atomic ensembles

  • R. Guzmán
  • , J. C. Retamal
  • , E. Solano
  • , N. Zagury
  • Universidad de Santiago de Chile
  • Max Planck Institute of Quantum Optics
  • Pontificia Universidad Católica del Perú
  • Universidade Federal do Rio de Janeiro

Research output: Contribution to journalArticlepeer-review

93 Scopus citations

Abstract

We propose a method of generating unitarily single and two-mode field squeezing in an optical cavity with an atomic cloud. Through a suitable laser system, we are able to engineer a squeeze field operator decoupled from the atomic degrees of freedom, yielding a large squeeze parameter that is scaled up by the number of atoms, and realizing degenerate and nondegenerate parametric amplification. By means of the input-output theory we show that ideal squeezed states and perfect squeezing could be approached at the output. The scheme is robust to decoherence processes. © 2006 The American Physical Society.
Original languageSpanish
JournalPhysical Review Letters
Volume96
StatePublished - 13 Jan 2006
Externally publishedYes

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