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Magnetic and temperature control in the emission of a quantum dot strongly coupled to a microcavity
Physica B: Condensed Matter ( IF 2.8 ) Pub Date : 2020-05-05 , DOI: 10.1016/j.physb.2020.412215
C.A. Jiménez-Orjuela , H. Vinck-Posada , José M. Villas-Bôas

In this paper, we use a theoretical model in order to describe a quantum dot-cavity system at finite temperature. In addition, a tilted magnetic field is included which generates two bright exciton states with definite polarization that can be tuned by the Zeeman and diamagnetic shift. Strong coupling between the cavity and two bright states is observed when the magnetic field varies in strength and direction. Further, the magnetic field provides an additional parameter which allows the control in the emission of photons with right polarization when the system is pumped with photons of left polarization.



中文翻译:

与微腔强耦合的量子点发射中的磁和温度控制

在本文中,我们使用理论模型来描述有限温度下的量子点腔系统。此外,还包括一个倾斜磁场,该磁场会产生两个具有明确极化的明亮激子态,可以通过塞曼和反磁性位移对其进行调谐。当磁场的强度和方向发生变化时,会观察到空腔与两个亮态之间的强耦合。此外,磁场提供了附加参数,该附加参数允许在向系统泵送左极化光子时控制右极化光子的发射。

更新日期:2020-05-05
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