Quantum-state reconstruction of a squeezed laser field by self-homodyne tomography

Anno: 2002

Autori: Zavatta A., Marin F., Giacomelli G.

Affiliazione autori: Istituto Nazionale di Ottica Applicata, Largo E. Fermi 6, 50125 Firenze, Italy; Department of Systems and Computer Science, Università di Firenze, Firenze, Italy;
Physics Department, Università di Firenze, Firenze, Italy;
Istituto Nazionale di Fisica della Materia, Unità di Firenze, Firenze, Italy;
European Laboratory for Non Linear Spectroscopy, Firenze Italy

Abstract: We present the tomographic reconstruction of the quantum state of the electromagnetic field emitted by an amplitude-squeezed semiconductor laser. The analysis of the field quadratures is performed by means of self-homodyning, where a frequency-dependent dephasing is accomplished by a Fabry-Perot resonator. The Wigner function obtained clearly shows the nonclassical properties of the field.

Giornale/Rivista: PHYSICAL REVIEW A

Volume: 66 (4)      Da Pagina: 043805  A: 043805

Parole chiavi: Electromagnetic field effects; Optical beam splitters; Photodiodes; Quantum theory; Resonators; Spectrum analysis; Tomography; Vacuum applications, Self-homodyne techniques, Semiconductor lasers; density-matrix; Photon statistics; Diodes
DOI: 10.1103/PhysRevA.66.043805

Citazioni: 13
dati da “WEB OF SCIENCE” (of Thomson Reuters) aggiornati al: 2024-05-12
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