外推量子态、空态与一类庞大的新型可蒸馏纠缠态
量子物理
2017-01-27 v1 数学物理
math.MP
摘要
任意纯张量积态的一个有趣且良好的性质是,每个这样的态在其邻域内任意小的距离 处都存在可蒸馏纠缠态。我们称此类邻近态为 -纠缠态,并将这种情况下的张量积态称为“边界可分离态”,因为从该“边界”的任意距离处都存在纠缠。在此,我们发现了庞大一类可分离态同样具有上述性质——它们邻域内任意小距离处均存在 -纠缠态。此外,它们所具有的纠缠被证明是可蒸馏的。随后,我们将该结果推广至失协/经典界限(discordant/classical cut),表明所有经典态(相关与无关)在距离 处均存在失协态,并给出了一种寻找 -失协态的构造性方法。
引用
@article{arxiv.1701.07757,
title = {Extrapolated Quantum States, Void States, and a Huge Novel Class of Distillable Entangled States},
author = {Michel Boyer and Aharon Brodutch and Tal Mor},
journal= {arXiv preprint arXiv:1701.07757},
year = {2017}
}
备注
A preliminary version of this work was presented at the 3rd International Conference on the Theory and Practice of Natural Computing TPNC 2014 (Boyer and Mor (2014))