R. Guzmán, J.L. Romero, J.C. Retamal and C. Saavedra
PHYSICS LETTERS A 323 (2004)
The short time evolution of quantum entanglement described through the Wootters’s concurrence in systems evolving under the influence of the environment is studied. The entanglement rate for a class of initial quantum states is calculated. (C) 2004 Elsevier B.V. All rights reserved.