量子速度限制下的最优控制。

Optimal control at the quantum speed limit.

机构信息

International School for Advanced Studies (SISSA), Via Beirut 2-4, I-34014 Trieste, Italy.

出版信息

Phys Rev Lett. 2009 Dec 11;103(24):240501. doi: 10.1103/PhysRevLett.103.240501. Epub 2009 Dec 7.

DOI:10.1103/PhysRevLett.103.240501

PMID:20366188

Abstract

Optimal control theory is a promising candidate for a drastic improvement of the performance of quantum information tasks. We explore its ultimate limit in paradigmatic cases, and demonstrate that it coincides with the maximum speed limit allowed by quantum evolution.

摘要

最优控制理论是大幅度提高量子信息任务性能的有前途的候选者。我们在典型情况下探索了它的极限，并证明它与量子演化允许的最大速度限制相吻合。