论文标题

极化量子隧道的理论

Theory for polaritonic quantum tunneling

论文作者

Kansanen, Kalle S. U.

论文摘要

我研究了通过真空腔模式和$ n $ m oscrostable系统之间的强耦合形成的极化系统的隧道衰减速率。使用简单的模型电位,我找到了控制低温隧道速率的Instanton解决方案。由于空腔而产生的速率修改与光晶体耦合的第二功率的平均值成正比。没有集体效应可以提高速率$ \ sqrt {n} $的因素,这与热激活状态的结果一致。

I investigate the tunneling decay rate of a polaritonic system formed by a strong coupling between a vacuum cavity mode and $N$ metastable systems. Using a simple model potential, I find the instanton solutions controlling the low-temperature tunneling rate. The resulting rate modification due to the cavity is proportional to the mean of the second power of the light-matter coupling. No collective effect that would enhance the rates by a factor of $\sqrt{N}$ is present, which is in line with the results in the thermal activation regime.

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