We provide a relation which describes how the entanglement of two d-level systems evolves as either system undergoes an arbitrary physical process. The dynamics of the entanglement turns out to be of a simple form, and is fully captured by a single quantity.
@article{arxiv.0804.0208,
title = {Entanglement evolution in finite dimensions},
author = {Markus Tiersch and Fernando de Melo and Andreas Buchleitner},
journal= {arXiv preprint arXiv:0804.0208},
year = {2008}
}
Comments
4 pages, 1 figure; new title and introduction, added references, some makeup; published version