M Fannes and J Wouters 2009 J. Phys. A: Math. Theor. 42 465308 doi:10.1088/1751-8113/42/46/465308
M Fannes and J Wouters
Show affiliationsWe study correlations in a bipartite, fermionic, free state in terms of perturbations induced by one party on the other. In particular, we show that all so conditioned free states can be modelled by an auxiliary fermionic system and a suitable completely positive map.
03.67.Mn Entanglement measures, witnesses, and other characterizations
81R15 Operator algebra methods (See also 46Lxx, 81T05)
47L30 Abstract operator algebras on Hilbert spaces
81Q15 Perturbation theories for operators and differential equations
Quantum gases, liquids and solids
Issue 46 (20 November 2009)
Received 30 June 2009, in final form 26 August 2009
Published 26 October 2009
M Fannes and J Wouters 2009 J. Phys. A: Math. Theor. 42 465308
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