两个不同能隙探测器做圆周运动的纠缠收获
李润虎 ( 西安邮电大学 )
https://doi.org/10.37155/2717-5197-0611-80Abstract
本文研究在无质量标量场中,一对具有不同能隙且轨迹为圆周的两能级原子的纠缠收获现象。 首先,纠缠收获作为Δd/σ的函数时,存在一个临界能隙Ωs,当ΩAΩs 时,不同ΔΩ/ΩA曲线 的交点会消失,ΔΩ/ΩA越大,纠缠收获越少。Ωs随着加速度的增大而减小。然后随着ΔΩ/ΩA的增大, 在Δd/σ较小时,我们发现纠缠收获总是从一个非零的值减小到零。在ΩA较小但Δd/σ很大时,纠缠收获 会在较小的ΔΩ/ΩA为零,然后增大再减小到零。
Keywords
真空涨落;纠缠收获;Unruh效应Full Text
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electrodynamics [J]. Physics Letters A, 1991 153(6-7): 321-325.
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Unruh-DeWitt detectors in circular motion [J]. Physics
Review D, 2020, 102(6): 065013.
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