Stability of quantum states under dissipation

J. C. Retamal; N. Zagury

doi:10.1103/PhysRevA.63.032106

Stability of quantum states under dissipation

J. C. Retamal and N. Zagury

Phys. Rev. A 63, 032106 – Published 14 February 2001

Abstract

Using a simple stability argument for the entropy production we find the conditions for a state to remain pure under certain dissipative dynamics. We also calculate the time scales for the onset of decoherence when these conditions are not satisfied.

Received 24 January 2000

DOI:https://doi.org/10.1103/PhysRevA.63.032106

Authors & Affiliations

J. C. Retamal¹ and N. Zagury²

¹Departamento de Física, Universidad de Santiago de Chile, Casilla, 307 Santiago-2, Chile
²Instituto de Física, Universidade Federal do Rio de Janeiro, Caixa Postal 68528, Rio de Janeiro 21945-970, Rio de Janeiro, Brazil

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Vol. 63, Iss. 3 — March 2001

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Physical Review A

covering atomic, molecular, and optical physics and quantum information

Stability of quantum states under dissipation

J. C. Retamal and N. Zagury

Phys. Rev. A 63, 032106 – Published 14 February 2001

Abstract

Authors & Affiliations

References (Subscription Required)

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Physical Review A

covering atomic, molecular, and optical physics and quantum information

Stability of quantum states under dissipation

J. C. Retamal and N. Zagury

Phys. Rev. A 63, 032106 – Published 14 February 2001

Abstract

Authors & Affiliations

References (Subscription Required)

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