Direct sampling of density matrices in field-strength bases

A. Zucchetti, W. Vogel, M. Tasche, and D.-G. Welsch
Phys. Rev. A 54, 1678 – Published 1 August 1996
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Abstract

A simple and efficient method for direct sampling of the density matrix of a signal mode in optical homodyne tomography is developed. The method is based on approximate, quasianalytical techniques of Fourier transform and yields the density matrix in an arbitrary field-strength basis. It is also suitable for direct sampling of density matrices of matter systems in generalized position or momentum bases. © 1996 The American Physical Society.

  • Received 27 February 1996

DOI:https://doi.org/10.1103/PhysRevA.54.1678

©1996 American Physical Society

Authors & Affiliations

A. Zucchetti and W. Vogel

  • Arbeitsgruppe Quantenoptik, Fachbereich Physik, Universität Rostock, Universitätsplatz 3, D-18051 Rostock, Germany

M. Tasche

  • Fachbereich Mathematik, Universität Rostock, Universitätsplatz 1, D-18051 Rostock, Germany

D.-G. Welsch

  • Theoretisch-Physikalisches Institut, Friedrich-Schiller-Universität Jena, Max-Wien Platz 1, D-07743 Jena, Germany

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Issue

Vol. 54, Iss. 2 — August 1996

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