Parameterizing density matrices for composite quantum systems
Quantum Physics
2009-10-20 v1
Abstract
A parametrization of density operators for bipartite quantum systems is proposed. It is based on the particular parametrization of the unitary group found recently by Jarlskog. It is expected that this parametrization will find interesting applications in the study of quantum properties of many partite systems.
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Cite
@article{arxiv.0810.2528,
title = {Parameterizing density matrices for composite quantum systems},
author = {Erwin Bruening and Dariusz Chruscinski and Francesco Petruccione},
journal= {arXiv preprint arXiv:0810.2528},
year = {2009}
}
Comments
10 pages