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Related papers: Steady-State Entanglement Generation via Casimir-P…

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We propose a scheme for the generation of entangled states for two atoms trapped in separate cavities coupled to each other. The scheme is based on the competition between the unitary dynamics induced by the classical fields and the…

Quantum Physics · Physics 2011-12-30 Li-Tuo Shen , Xin-Yu Chen , Zhen-Biao Yang , Huai-Zhi Wu , Shi-Biao Zheng

This third paper in this series continues the investigation of atom-field interactions in the presence of a conductor or a dielectric medium, focusing on quantum information related basic issues such as decoherence and entanglement. Here we…

Quantum Physics · Physics 2025-07-29 Jen-Tsung Hsiang , Bei-Lok Hu

Collision is a useful tool for revealing quantum effects and realizing quantum informational tasks. We demonstrate that repeated collisions by itinerant electrons can dissipatively drive two remote spin qubits into an entangled state in a…

Mesoscale and Nanoscale Physics · Physics 2025-02-11 A. Mert Bozkurt , Rosa López , Sungguen Ryu

Entanglement is a striking feature of quantum mechanics and an essential ingredient in most applications in quantum information. Typically, coupling of a system to an environment inhibits entanglement, particularly in macroscopic systems.…

We discuss the creation of entanglement between two two-level atoms in the dissipative process of spontaneous emission. It is shown that spontaneous emission can lead to a transient entanglement between the atoms even if the atoms were…

Quantum Physics · Physics 2009-11-10 R Tanas , Z. Ficek

Electromagnetic fluctuation-induced forces between atoms and surfaces are generally known as Casimir-Polder interactions. The exact knowledge of these forces is rapidly becoming important in modern experimental set-ups and for technological…

Quantum Physics · Physics 2011-09-28 F. Intravaia , C. Henkel , M. Antezza

The stabilization of steady state entanglement caused by action of a classical driving field in the system of two-level atoms with the dipole interaction accompanied by spontaneous emission is discussed. An exact solution shows that the…

Quantum Physics · Physics 2016-09-08 Ozgur Cakir , Alexander A Klyachko , Alexander S Shumovsky

We study the generation of entanglement between two distant qubits mediated by the surface plasmons of a metallic waveguide. We show that a V-shaped channel milled in a flat metallic surface is much more efficient for this purpose than a…

Mesoscale and Nanoscale Physics · Physics 2011-12-12 D. Martín-Cano , A. González-Tudela , L. Martín-Moreno , F. J. García-Vidal , C. Tejedor , E. Moreno

We propose a scheme able to generate on demand a steady-state entanglement between two non-degenerate cavity modes. The scheme relies on the interaction of the cavity modes with driven two or three-level atoms which act as a coupler to…

Quantum Physics · Physics 2015-05-20 Zhao-hong Tang , Gao-xiang Li , Zbigniew Ficek

We investigate the creation of entanglement between two quantum emitters interacting with a realistic common stationary electromagnetic field out of thermal equilibrium. In the case of two qubits we show that the absence of equilibrium…

Quantum Physics · Physics 2014-12-15 Bruno Bellomo , Mauro Antezza

Modern quantum technologies in the fields of quantum computing, quantum simulation and quantum metrology require the creation and control of large ensembles of entangled particles. In ultracold ensembles of neutral atoms, highly entangled…

A pair of two level atoms A1A2, prepared either in a separable state or in an entangled state, interacts with a single mode of two mode squeezed cavity field while a third atomic qubit B interacts with the second mode of the squeezed field…

Quantum Physics · Physics 2013-05-03 Paulo Jose dos Reis , S. Shelly Sharma , N. K. Sharma

Quantum thermal machines can generate steady-state entanglement by harvesting spontaneous interactions with local environments. However, using minimal resources and control, the entanglement is typically very noisy. Here, we study…

In this paper we study the production of entanglement between two atoms which are far from each other. We consider a system including eight two-level atoms (1; 2;... ; 8) such that any atom with its adjacent atom is in atomic Bell state, so…

Quantum Physics · Physics 2021-06-04 M Ghasemi , M K Tavassoly

We address a fundamental issue in quantum mechanics and quantum information theory, the generation of an entangled pair of qubits that interact solely through a third, semiclassical degree of freedom, in the framework of cavity quantum…

Quantum Physics · Physics 2015-05-28 Amir Leshem , Omri Gat

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…

Quantum Physics · Physics 2007-05-23 Jialin Zhang , Hongwei Yu

We investigate relaxation dynamics in the system of two identical quantum dipole emitters (QDEs) located near a metal nanoparticle (MNP) exhibiting a dipolar localized surface plasmon (LSP) resonance at the frequency of the QDE radiative…

Mesoscale and Nanoscale Physics · Physics 2016-09-16 Khachatur V. Nerkararyan , Sergey I. Bozhevolnyi

We investigate the role of the collective antisymmetric state in entanglement creation by spontaneous emission in a system of two non-overlapping two-level atoms. We calculate and illustrate graphically populations of the collective atomic…

Quantum Physics · Physics 2009-11-10 Z. Ficek , R. Tanas

We have considered the interaction of a pair of spatially separated two-level atoms with the electromagnetic field in its vacuum state and we have analyzed the amount of entanglement induced between the two atoms by the non local field…

Up to date, the life time of experimentally demonstrated entangled states has been limited, due to their fragility under decoherence and dissipation. Therefore, they are created under strict isolation conditions. In contrast, new approaches…

Quantum Physics · Physics 2013-05-29 Christine A. Muschik , Eugene S. Polzik , J. Ignacio Cirac
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