Computable measures for the entanglement of indistinguishable particles

Fernando Iemini and Reinaldo O. Vianna
Phys. Rev. A 87, 022327 – Published 19 February 2013

Abstract

We discuss particle entanglement in systems of indistinguishable bosons and fermions, in finite Hilbert spaces, with focus on operational measures of the entanglement of particles. We show how to use von Neumann entropy, negativity, and entanglement witnesses in these cases, proving interesting relations. We obtain analytic expressions to quantify the entanglement of particles in homogeneous D-dimensional Hamiltonians with certain symmetries.

  • Received 2 December 2012

DOI:https://doi.org/10.1103/PhysRevA.87.022327

©2013 American Physical Society

Authors & Affiliations

Fernando Iemini* and Reinaldo O. Vianna

  • Departamento de Física, ICEx, Universidade Federal de Minas Gerais, Avenida Antônio Carlos 6627, Belo Horizonte, Minas Gerais, Brazil 31270-901

  • *iemini81@yahoo.com.br
  • reinaldo@fisica.ufmg.br

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Vol. 87, Iss. 2 — February 2013

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