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Resonance interaction of two entangled atoms accelerating between two mirrors
The European Physical Journal D ( IF 1.5 ) Pub Date : 2021-06-15 , DOI: 10.1140/epjd/s10053-021-00191-8
Riddhi Chatterjee , Sunandan Gangopadhyay , A. S. Majumdar

Abstract

We study the resonance interaction between two entangled identical atoms coupled to a quantized scalar field vacuum and accelerating between two mirrors. We show how radiative processes of the two-atom entangled state can be manipulated by the atomic configuration undergoing non-inertial motion. Incorporating the Heisenberg picture with symmetric operator ordering, the vacuum fluctuation and the self-reaction contributions are distinguished. We evaluate the resonance energy shift and the relaxation rate of energy of the two-atom system from the self-reaction contribution in the Heisenberg equation of motion. We investigate the variation of these two quantities with relevant parameters such as acceleration, interatomic distance and position with respect to the boundaries. We show that both the energy level shift and the relaxation rate can be controlled by tuning the above parameters.

Graphic Abstract



中文翻译:

两个反射镜之间加速的两个纠缠原子的共振相互作用

摘要

我们研究了耦合到量子化标量场真空并在两个镜子之间加速的两个纠缠的相同原子之间的共振相互作用。我们展示了如何通过进行非惯性运动的原子配置来操纵双原子纠缠态的辐射过程。结合具有对称算子排序的海森堡图,区分真空涨落和自反应贡献。我们从海森堡运动方程中的自反应贡献评估了双原子系统的共振能量偏移和能量弛豫率。我们用加速度、原子间距离和相对于边界的位置等相关参数来研究这两个量的变化。

图形摘要

更新日期:2021-06-15
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