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Related papers: Steady-State Two Atom Entanglement in a Pumped Cav…

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We demonstrate the steady-state entanglement of two two-level atoms inside a pumped cavity with photon leakage through a nonlinear mirror and through spontaneous decay, and show that the entanglement is enhanced by the presence of a…

Quantum Physics · Physics 2009-12-22 Hideomi Nihira , C. R. Stroud

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

We propose a probabilistic scheme to prepare a maximally entangled state between a pair of two-level atoms inside a leaking cavity, without requiring precise time-controlling of the system evolution and initial atomic state. We show that…

Quantum Physics · Physics 2013-10-24 D. Z. Rossatto , C. J. Villas-Boas

It is shown that the system of two three-level atoms in $\Lambda$ configuration in a cavity can evolve to a long-lived maximum entangled state if the Stokes photons vanish from the cavity by means of either leakage or damping. The…

Quantum Physics · Physics 2009-11-07 Ozgur Cakir , M. Ali Can , Alexander Klyachko , Alexander Shumovsky

We study spontaneously generated entanglement (SGE) between two identical multilevel atoms in free space via vacuum-induced radiative coupling. We show that the SGE in two-atom systems may initially increase with time but eventually…

Quantum Physics · Physics 2015-05-13 Ling Zhou , Guo Hui Yang , Anil K. Patnaik

An in-depth theoretical study is carried out to examine the quasi-deterministic entanglement of two atoms inside a leaky cavity. Two $\Lambda$-type three-level atoms, initially in their ground states, may become maximally entangled through…

Quantum Physics · Physics 2009-11-10 T. W. Chen , C. K. Law , P. T. Leung

We show that two qubits can be entangled by local interactions with an entangled two-mode continuous variable state. This is illustrated by the evolution of two two-level atoms interacting with a two-mode squeezed state. Two modes of the…

Quantum Physics · Physics 2009-11-07 W. Son , M. S. Kim , Jinhyoung Lee , D. Ahn

We propose a scheme employing quantum-reservoir engineering to controllably entangle the internal states of two atoms trapped in a high finesse optical cavity. Using laser and cavity fields to drive two separate Raman transitions between…

Quantum Physics · Physics 2009-11-07 S. G. Clark , A. S. Parkins

In this paper, we have investigated the entanglement between two dipole coupled two-level atoms. The model, in which only one atom is trapped in an lossless cavity and interacts with single-mode thermal field, and the other one can be…

Quantum Physics · Physics 2015-05-19 Eugene Bashkirov , Michail Mastyugin

We investigate the degree of entanglement between an atom and a driven cavity mode, in the presence of dissipation. Previous work has shown that in the limit of weak driving fields, the steady state entanglement is proportional to the…

Quantum Physics · Physics 2017-11-15 Robert Rogers , Nick Cummings , Leno Pedrotti , Perry Rice

In this paper, we present a scheme to generate an entangled coherent state by considering a three-level \Lambda - type atom interacting with a two-mode cavity driven by classical fields. The two-mode entangled coherent state can be obtained…

Quantum Physics · Physics 2009-11-13 Qing-Xia Mu , Yong-Hong Ma , L. Zhou

We study the case of two polaritonic qubits localized in two separate cavities coupled by a fiber/additional cavity. We show that surprisingly enough, even a coherent classical pump in the intermediate cavity/fiber can lead to the creation…

Quantum Physics · Physics 2015-05-13 Dimitris G. Angelakis , Stefano Mancini , Sougato Bose

Two-mode squeezing and entanglement is obtained in a atom-cavity system cosisting a three-level atom and a two-mode cavity with driving laser fields. Here non-resonatn dressed-state transitions between the cavity modes and atom are used to…

Quantum Physics · Physics 2012-10-23 Jinhua Zou , Dahai Xu , Huafeng Zhang

We propose a scheme for the generation of two-mode entangled states between two spatially separated cavities. It utilizes a two-level atom sequentially coupling to two high-Q cavities with a strong classical driving field. It is shown that…

Quantum Physics · Physics 2009-11-13 Pengbo Li

We propose a scheme to unconditionally entangle the internal states of atoms trapped in separate high finesse optical cavities. The scheme uses the technique of quantum reservoir engineering in a cascaded cavity QED setting, and for ideal…

Quantum Physics · Physics 2009-11-10 Stephen Clark , Amy Peng , Mile Gu , Scott Parkins

A protocol is proposed to generate atomic entangled states in a cavity QED system. It utilizes Raman transitions or stimulated Raman adiabatic passages between two systems to entangle the ground states of two three-state $\Lambda$-type…

Quantum Physics · Physics 2010-04-13 Pengbo Li

We propose a scheme for rapid generation of high fidelity steady state entanglement between a pair of atoms. A two-photon excitation process towards long-lived Rydberg states with finite pairwise interaction, a dark state interference…

Quantum Physics · Physics 2013-07-25 D. D. Bhaktavatsala Rao , Klaus Mølmer

The dynamics of atom-field entanglement for a system composed of two atoms resonantly coupled to a single mode leaky cavity field has been investigated beyond rotating wave approximation (RWA). By using monogamic relation for entanglement…

Quantum Physics · Physics 2017-05-23 Ferdi Altintas

We consider a system consisting of a $\Lambda$-type atom and a V-type atom, which are individually trapped in two spatially separated cavities that are connected by an optical fibre. We show that an extremely entangled state of the two…

Quantum Physics · Physics 2007-06-20 Peng Peng , Fu-li Li

The dynamics of entanglement between two - level atoms interacting with a common squeezed reservoir is investigated. It is shown that for spatially separated atoms there is a unique asymptotic state depending on the distance between the…

Quantum Physics · Physics 2013-05-29 L. Jakobczyk , R. Olkiewicz , M. Zaba
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