Non-decomposable quantum dynamical semigroups and bound entangled states
Quantum Physics
2007-05-23 v1
Abstract
We use open quantum system techniques to construct one-parameter semigroups of positive maps and apply them to study the entanglement properties of a class of 16-dimensional density matrices, representing states of a 4x4 bipartite system.
Cite
@article{arxiv.quant-ph/0411095,
title = {Non-decomposable quantum dynamical semigroups and bound entangled states},
author = {Fabio Benatti and Roberto Floreanini and Marco Piani},
journal= {arXiv preprint arXiv:quant-ph/0411095},
year = {2007}
}
Comments
15 pages, to appear on "Open systems & information dynamics", OSID style