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Phys. Rev. A 79, 052109 (2009) [10 pages]

Loss of spin entanglement for accelerated electrons in electric and magnetic fields

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Jason Doukas*
School of Physics, University of Melbourne, Parkville, Victoria 3010, Australia

Lloyd C. L. Hollenberg
Centre for Quantum Computer Technology, School of Physics, University of Melbourne, Parkville, Victoria 3010, Australia

Received 30 July 2008; published 11 May 2009

Using an open quantum system we calculate the time dependence of the concurrence between two maximally entangled electron spins with one accelerated uniformly in the presence of constant electric and magnetic fields, and the other at rest and isolated from fields. We find at high Rindler temperature that the proper time for the entanglement to be extinguished is proportional to the inverse of the acceleration cubed.

© 2009 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.79.052109
DOI:
10.1103/PhysRevA.79.052109
PACS:
03.65.Yz, 03.30.+p, 04.70.Dy

*jadoukas@unimelb.edu.au