Quantum phase space points for Wigner functions in finite-dimensional spaces

Alfredo Luis
Phys. Rev. A 69, 052112 – Published 20 May 2004

Abstract

We introduce quantum states associated with single phase space points in the Wigner formalism for finite-dimensional spaces. We consider both continuous and discrete Wigner functions. This analysis provides a procedure for a direct practical observation of the Wigner functions for states and transformations without inversion formulas.

  • Figure
  • Received 6 December 2003

DOI:https://doi.org/10.1103/PhysRevA.69.052112

©2004 American Physical Society

Authors & Affiliations

Alfredo Luis*

  • Departamento de Óptica, Facultad de Ciencias Físicas, Universidad Complutense, 28040 Madrid, Spain

  • *Electronic address: alluis@fis.ucm.es

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Issue

Vol. 69, Iss. 5 — May 2004

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