抵御量子噪声
量子物理
2007-05-23 v1
摘要
本文简要描述了如何保护量子态免受因与环境不可控相互作用而产生的耗散与退相干。我们基于两种称为“对称化”和“量子纠错”的技术,讨论了量子态的重相干与稳定化。我们以描述自发辐射最常用的系统-环境相互作用的量子光学模型为例说明了我们的考量,并展示了量子纠错在此情形下的益处。
引用
@article{arxiv.quant-ph/9904070,
title = {Against Quantum Noise},
author = {A. Ekert and C. Macchiavello},
journal= {arXiv preprint arXiv:quant-ph/9904070},
year = {2007}
}
备注
12 pages. Presented at the International Conference "Quantum Optics IV", Jaszowiec, Poland, June 17-24 1997. An introductory overview of quantum dissipation and error correction. Late submission to the archive due to requests and the limited availability of the journal