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Considering environment-induced interatomic interaction, we study the entanglement dynamics of two uniformly accelerated atoms that interact with fluctuating massless scalar fields in the Minkowski vacuum in the presence of a reflecting…

量子物理 · 物理学 2025-05-27 Chenhao Ma , Zixu Zhao

We study the influence of the environment-induced interatomic interaction, which is usually neglected, on the entanglement dynamics of two uniformly accelerated atoms coupled with fluctuating massless scalar fields in the Minkowski vacuum.…

量子物理 · 物理学 2022-02-22 Ying Chen , Jiawei Hu , Hongwei Yu

We study the entanglement dynamics for two uniformly accelerated two-level atoms in interaction with a bath of fluctuating electromagnetic fields in vacuum in the presence of a reflecting boundary. We consider two different alignments of…

量子物理 · 物理学 2018-07-06 Shijing Cheng , Hongwei Yu , Jiawei Hu

We study entanglement dynamics of a couple of two-level atoms resonantly interacting with a cavity mode and embedded in a dispersive atomic environment. We show that in the absence of the environment the entanglement reaches its maximum…

量子物理 · 物理学 2009-11-11 I. Sainz , A. B. Klimov , Luis Roa

We examine the entanglement creation between two mutually independent two-level atoms immersed in a thermal bath of quantum scalar fields in the presence of a perfectly reflecting plane boundary. With the help of the master equation that…

量子物理 · 物理学 2007-05-23 Jialin Zhang , Hongwei Yu

We study the dynamical behavior of two initially entangled qubits, each locally coupled to an environment embodied by an interacting spin chain. We consider energy-exchange qubit-environment couplings resulting in a rich and highly non…

量子物理 · 物理学 2015-05-18 T. J. G. Apollaro , A. Cuccoli , C. Di Franco , M. Paternostro , F. Plastina , P. Verrucchi

Considering two non-interacting qubits in the context of open quantum systems, it is well known that their common environment may act as an entangling agent. In a perturbative regime the influence of the environment on the system dynamics…

量子物理 · 物理学 2020-10-28 Richard Hartmann , Walter T. Strunz

We study, in the framework of open systems, the entanglement generation of two independent uniformly accelerated atoms in interaction with the vacuum fluctuations of massless scalar fields subjected to a reflecting plane boundary. We…

广义相对论与量子宇宙学 · 物理学 2008-11-26 Jialin Zhang , Hongwei Yu

We use the quantum jump approach to study the entanglement dynamics of a quantum register, which is composed of two or three dipole-dipole coupled two-level atoms, interacting with a common environment. Our investigation of entanglement…

量子物理 · 物理学 2009-11-13 Jun-Hong An , Shun-Jin Wang , Hong-Gang Luo

The role of retardation in the entanglement dynamics of two distant atoms interacting with a multi-mode field of a ring cavity is discussed. The retardation is associated with a finite time required for light to travel between the atoms…

量子物理 · 物理学 2015-06-05 Q. Gulfam , Z. Ficek , J. Evers

We investigate the dynamics of entanglement between two continuous variable quantum systems. The model system consists of two atoms in a harmonic trap which are interacting by a simplified s-wave scattering. We show, that the dynamically…

量子物理 · 物理学 2009-11-07 Holger Mack , Matthias Freyberger

We consider a bipartite quantum system S=AB such that the part A is isolated from the environment E and only the part B interacts with E. Under such circumstances, entanglement of the system may experience decreases and increases, during…

量子物理 · 物理学 2018-02-26 Iman Sargolzahi , Sayyed Yahya Mirafzali

Entanglement is essential in quantum information science. Typically, the inevitable coupling between quantum systems and environment inhibits entanglement from being created between long-distance subsystems and being maintained for a long…

量子物理 · 物理学 2021-06-03 Yuebing Zhou , Jiawei Hu , Hongwei Yu

We investigate the entanglement dynamics of two uniformly accelerated atoms with the same acceleration perpendicular to their separation. The two-atom system is treated as an open system coupled with fluctuating electromagnetic fields in…

量子物理 · 物理学 2016-10-04 Yiquan Yang , Jiawei Hu , Hongwei Yu

A practical scheme for entanglement creation between distant atoms located inside a single-mode optical cavity is discussed. We show that the degree of entanglement and the time it takes for the entanglement to reach its optimum value is a…

量子物理 · 物理学 2015-05-13 S. Natali , Z. Ficek

A system of two two-level atoms interacting with a squeezed vacuum field can exhibit stationary entanglement associated with nonclassical two-photon correlations characteristic of the squeezed vacuum field. The amount of entanglement…

量子物理 · 物理学 2009-11-10 R. Tanas , Z. Ficek

We treat two identical and mutually independent two-level atoms that are coupled to a quantum field as an open quantum system. The master equation that governs their evolution is derived by tracing over the degree of freedom of the field.…

高能物理 - 理论 · 物理学 2024-08-30 Xiaobao Liu , Zehua Tian , Jiliang Jing

We analyze the time evolution of quantum entanglement in a model consisting of two two-level atoms interacting with a two-mode electromagnetic field for a variety of initial states and interatomic separations. We study two specific atomic…

量子物理 · 物理学 2015-03-19 K. Sinha , N. I. Cummings , B. L. Hu

We investigate, in the framework of open quantum systems, the entanglement dynamics of two circularly accelerated two-level atoms with the same centripetal acceleration interacting with a bath of fluctuating electromagnetic fields in the…

量子物理 · 物理学 2019-05-22 Jiaozhen She , Jiawei Hu , Hongwei Yu

Two, non-interacting two-level atoms immersed in a common bath can become mutually entangled when evolving with a Markovian, completely positive dynamics. For an environment made of external quantum fields, this phenomenon can be studied in…

量子物理 · 物理学 2009-11-11 F. Benatti , R. Floreanini
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