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Dynamics of Entanglement of Two Atoms in Two Dissipative Cavities in the Double Jaynes-Cummings Models

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Abstract

We consider two separated single mode disipative cavities that each containing a single two-level atom. The fields in cavities are both initially prepared in the coherent states, and the atoms are initially prepared in the singlet state \( \mid {\varPsi}^{-}\Big\rangle =\frac{1}{\sqrt{2}}\left(| eg\Big\rangle -| ge\Big\rangle \right) \). In the dispersive approximation, we show that, the entanglement between the two atoms decays to a steady value after a period of time of oscillations. We also show the impact of some parameters on the steady entanglemant between the two atoms.

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Correspondence to Jiang Huang.

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Projects supported by the Guangdong Ocean University of China (Grant No. 2015A030310354).

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Xie, Q., Huang, J. Dynamics of Entanglement of Two Atoms in Two Dissipative Cavities in the Double Jaynes-Cummings Models. Int J Theor Phys 58, 3815–3821 (2019). https://doi.org/10.1007/s10773-019-04249-7

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