论文标题

稳定旋转的两种原子系统的稳定共振卡西米尔 - 彼尔德相互作用

Retarded resonance Casimir-Polder interaction of a uniformly rotating two-atom system

论文作者

Saha, Saptarshi, Singha, Chiranjeeb, Chatterjee, Arpan

论文摘要

我们在这里考虑,一个两种原子系统以超相关的速度统一地穿过圆形环,并且与常见的外部场相互作用。量子场的真空波动产生原子之间的纠缠。因此,有效的能量转移起源于原子间距离。这通常称为共振CASIMIR-POLDER相互作用(RCPI)。众所周知,对于线性加速系统,加上无质量标量场,当局部惯性近似有效时,我们会得到热响应。相反,在存在集中加速度的情况下,出现了非热性。我们使用量子主方程形式主义来计算存在两种字段的纠缠状态的二阶能量移位。它们是巨大的自由标量场和电磁矢量场。对于这两种情况,我们都观察到非热行为。与自由无质量的情况相比,还注意到了独特的智障响应,这可以通过极化转移技术观察到。

We consider here, a two-atom system is uniformly moving through a circular ring at an ultra-relativistic speed and weakly interacting with common external fields. The vacuum fluctuations of the quantum fields generate the entanglement between the atoms. Hence an effective energy shift is originated, which depends on the inter-atomic distance. This is commonly known as resonance Casimir-Polder interaction (RCPI). It is well known that, for a linearly accelerated system coupled with a massless scalar field, we get a thermal response when the local inertial approximation is valid. On the contrary, the non-thermality arises in the presence of the centripetal acceleration. We use the quantum master equation formalism to calculate the second-order energy shift of the entangled states in the presence of two kinds of fields. They are the massive free scalar field and the electromagnetic vector field. For both cases, we observe the non-thermal behavior. A unique retarded response is also noticed in comparison to the free massless case, which can be observed via the polarization transfer technique.

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