对涨落信号进行实时量子非破坏门操作与测量
量子物理
2018-11-14 v1
摘要
我们演示了带宽约为100 MHz的光学量子非破坏（QND）相互作用门。利用该门，我们能够对随机涨落信号进行实时QND测量。我们的QND门依赖于线性光学和离线制备的压缩态。与先前在窄边带模式上的演示相反，我们的门与局域于波包模式中的非高斯量子态兼容，从而为通用门操作和实施量子纠错开辟了道路。
引用
@article{arxiv.1712.08411,
title = {Quantum Nondemolition Gate Operations and Measurements in Real Time on Fluctuating Signals},
author = {Yu Shiozawa and Jun-ichi Yoshikawa and Shota Yokoyama and Toshiyuki Kaji and Kenzo Makino and Takahiro Serikawa and Ryosuke Nakamura and Shigenari Suzuki and Shota Yamazaki and Warit Asavanant and Shuntaro Takeda and Peter van Loock and Akira Furusawa},
journal= {arXiv preprint arXiv:1712.08411},
year = {2018}
}