The balance of quantum correlations for a class of feasible tripartite continuous variable states
Quantum Physics
2015-06-05 v2
Abstract
We address the balance of quantum correlations for continuous variable (CV) states. In particular, we consider a class of feasible tripartite CV pure states and explicitly prove two Koashi-Winter-like conservation laws involving Gaussian entanglement of formation, Gaussian quantum discord and sub-system Von Neumann entropies. We also address the class of tripartite CV mixed states resulting from the propagation in a noisy environment, and discuss how the previous equalities evolve into inequalities.
Keywords
Cite
@article{arxiv.1207.4370,
title = {The balance of quantum correlations for a class of feasible tripartite continuous variable states},
author = {Stefano Olivares and Matteo G. A. Paris},
journal= {arXiv preprint arXiv:1207.4370},
year = {2015}
}
Comments
Special issue "Classical Vs Quantum correlations in composite systems" edited by L. Amico, S. Bose, V. Korepin and V. Vedral, published version