宏观可区分态叠加的缓慢退相干
量子物理
2007-05-23 v1 介观与纳米尺度物理
光学
摘要
宏观可区分量子态（有时亦称薛定谔猫态）的线性叠加若暴露于耗散环境的退相影响，通常几乎立即被约化为统计混合。然而，与环境具有某种对称性的耦合可导致缓慢退相干。我们给出在现实量子光学系统中缓慢退相干的薛定谔猫态的具体例子，并讨论如何经实验构造它们。
引用
@article{arxiv.quant-ph/9903041,
title = {Slow Decoherence of Superpositions of Macroscopically Distinct States},
author = {Daniel Braun and Petr A. Braun and Fritz Haake},
journal= {arXiv preprint arXiv:quant-ph/9903041},
year = {2007}
}
备注
8 pages of revtex; to be published in proceedings of the 1998 Bielefeld Conference on 'Decoherence: Theoretical, Experimental, and Conceptual Problems'