用于保护薛定谔猫态的量子反馈
量子物理
2016-11-23 v1
摘要
我们综述了利用量子反馈来对抗电磁腔中类薛定谔猫态的退相干,特别强调了我们近期提出的基于注入适当制备的“探针”和“反馈”里德伯原子的自动机制。在后一方案中,从探针原子到反馈原子的信息传输由第二个辅助腔直接介导。探针原子的探测效率不再是关键参数,并且利用现有技术可显著延长线性叠加态的退相干时间。
引用
@article{arxiv.quant-ph/0004025,
title = {Quantum Feedback for Protection of Schroedinger-cat states},
author = {Mauro Fortunato and Paolo Tombesi and David Vitali and Jean-Michel Raimond},
journal= {arXiv preprint arXiv:quant-ph/0004025},
year = {2016}
}
备注
LaTeX, 11 pages, 2 figures, uses sprocl.sty. Based on a talk given by M. Fortunato at the 1998 Lecce Conference on Foundation of Quantum Mechanics, to appear in the Conference Proceedings (World Scientific, Singapore, 2000)