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Related papers: Engineering atom-atom thermal entanglement via two…

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We propose an approach to simultaneously excite two atoms by using cavity-assisted Raman process in combination with cavity photon-mediated interaction. The system consists of a two-level atom and a $\Lambda$-type or V-type three-level…

Quantum Physics · Physics 2020-04-24 Peng Zhao , Xinsheng Tan , Haifeng Yu , Shi-Liang Zhu , Yang Yu

We study the entanglement dynamics of two atoms coupled to their own Jaynes-Cummings cavities in single-excitation space. Here we use the concurrence to measure the atomic entanglement. And the partial Bell states as initial states are…

Quantum Physics · Physics 2021-02-03 Ya Yang , Yan Liu , Jing Lu , Lan Zhou

Using a single circular Rydberg atom, we have prepared two modes of a superconducting cavity in a maximally entangled state. The two modes share a single photon. This entanglement is revealed by a second atom probing, after a delay, the…

Quantum Physics · Physics 2009-11-07 A. Rauschenbeutel , P. Bertet , S. Osnaghi , G. Nogues , M. Brune , J. M. Raimond , S. Haroche

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

We present a scheme to generate a maximally entangled state of two three-level atoms in a cavity. The success or failure of the generation of the desired entangled state can be determined by detecting the polarization of the photon leaking…

Quantum Physics · Physics 2009-11-07 Jongcheol Hong , Hai-Woong Lee

We study the entanglement dynamics of accelerated atoms using the theory of open quantum systems. We consider two atoms travelling along different hyperbolic trajectories with different proper times. We use the generalized master equation…

High Energy Physics - Theory · Physics 2025-05-28 M. S. Soares , N. F. Svaiter , G. Menezes

Entanglement between a single photon and a matter qubit is an indispensable resource for quantum repeater and quantum networks. With atomic ensembles, the entanglement creation probability is typically very low to inhibit high-order events.…

Quantum Physics · Physics 2019-10-09 Jun Li , Ming-Ti Zhou , Chao-Wei Yang , Peng-Fei Sun , Jian-Long Liu , Xiao-Hui Bao , Jian-Wei Pan

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 study a single two-level atom interacting with a reservoir of modes defined by a reservoir structure function with a frequency gap. Using the pseudomodes technique, we derive the main features of a trapping state formed in the weak…

Quantum Physics · Physics 2012-08-01 C. Lazarou , K. Luoma , S. Maniscalco , J. Piilo , B. M. Garraway

The long time accumulation of the \textit{random} actions of a single particle "reservoir" on its coupled system can transfer some temperature information of its initial state to the coupled system. This dynamic process can be referred to…

Quantum Physics · Physics 2013-05-29 Jie-Qiao Liao , H. Dong , C. P. Sun

We study the dynamical entanglement of two identical atoms interacting with a quantum field. As a simplified model for this physical system we consider two harmonic oscillators linearly coupled to a massless scalar field in the dressed…

Quantum Physics · Physics 2015-11-12 G. Flores-Hidalgo , M. Rojas , Onofre Rojas

We propose to produce entanglement by measuring the transmission of an optical cavity. Conditioned on the detection of a reflected photon, pairs of atoms in the cavity are prepared in maximally entangled states. The success probability…

Quantum Physics · Physics 2009-11-07 Anders S. Sorensen , Klaus Molmer

We study the photon emission from a quantum dot embedded in a microcavity. Incoherent pumping of its excitons and biexciton provokes the emission of leaky and cavity modes. By solving a master equation we obtain the correlation functions…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 J. I. Perea , C. Tejedor

We present protocols for creating entangled states of two modes of the electromagnetic field, by using a beam of atoms crossing microwave resonators. The atoms are driven by a transverse, classical field and pump correlated photons into (i)…

Quantum Physics · Physics 2015-05-18 Susanne Pielawa , Luiz Davidovich , David Vitali , Giovanna Morigi

An open quantum bipartite system consisting of two independent two-level atoms interacting non-linearly with a two-mode electromagnetic cavity field is investigated by proposing a suitable non-Hermitian generalization of Hamiltonian. The…

Quantum Physics · Physics 2020-02-25 Reyad Salah , Ahmed M. Farouk , Ahmed Farouk , M. Abdel-Aty , A. -S. F. Obada

We discuss the dynamical behavior of the entanglement between the internal and the external degrees of freedom of a trapped atom in electromagnetically-induced transparency (EIT) laser cooling. It is shown that essential features of the…

Quantum Physics · Physics 2012-06-12 Maryam Roghani , Heinz-Peter Breuer , Hanspeter Helm

We study the tunneling of a two-level atom in a double well potential while the atom is coupled to a single electromagnetic field mode of a cavity. The coupling between internal and external degrees of freedom, due to the mechanical effect…

Quantum Physics · Physics 2008-06-18 John Martin , Daniel Braun

We studied a single atom trapped in an optical tweezer interacting with a thermal bath of ultracold atoms of a different species. Because of the collisions between the trapped atom and the bath atoms, the trapped atom undergoes changes in…

Atomic Physics · Physics 2021-03-09 Rahul Sawant , Anna Maffei , Giovanni Barontini

We investigate the dynamics of a two-level atom flying through a photonic cavity when the light-matter interaction is in the ultrastrong coupling regime. We adopt a closed full quantum description that takes into account the quantization of…

Quantum Physics · Physics 2022-09-22 Alberto Mercurio , Simone De Liberato , Franco Nori , Salvatore Savasta , Roberto Stassi

In this paper we show a new way to generate entanglement via two identical three-level atoms splitting in the magnetic field interacting with the cavity field. By the system we investigate, We can acquire the EPR state, multi-dimensional…

Quantum Physics · Physics 2007-05-23 Jian-da Wu , Jian-lan Chen , Yong-de Zhang
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