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We present a fully analytical solution of the dynamics of two strongly-driven atoms resonantly coupled to a dissipative cavity field mode. We show that an initial atom-atom entanglement cannot be increased. In fact, the atomic Hilbert space…

Quantum Physics · Physics 2009-11-13 Matteo Bina , Federico Casagrande , Alfredo Lulli , Enrique Solano

A quantum dot interacting with two resonant cavity modes is described by a two-mode Jaynes-Cummings model. Depending on the quantum dot energy level scheme, the interaction of a singly doped quantum dot with a cavity photon generates…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 Florian Meier , David D. Awschalom

We study quantum dynamics of many-qubit systems strongly coupled to a quantized electromagnetic cavity mode, in the presence of decoherence and dissipation for both fermions and cavity photons. The analytic solutions are derived for a broad…

Quantum Physics · Physics 2021-09-01 Mikhail Tokman , Qianfan Chen , Maria Erukhimova , Yongrui Wang , Alexey Belyanin

We study the entanglement properties of a pair of two-level atoms going through a cavity one after another. The initial joint state of two successive atoms that enter the cavity is unentangled. Interactions mediated by the cavity photon…

Quantum Physics · Physics 2007-05-23 Biplab Ghosh , A. S. Majumdar , N. Nayak

The dynamics of a coupled system comprised of a two-level atom and cavity field assisted by continuous external classical field (driving Jaynes-Cummings model) is studied. When the initial field is prepared in a coherent state, the dynamics…

Quantum Physics · Physics 2007-05-23 Gennadiy Burlak

An exact density matrix of a phase-damped Jaynes - Cummings model (JCM) with entangled Bell-like initial states formed from a model two-state atom and sets of adjacent photon number states of a single mode radiation field is presented. The…

Quantum Physics · Physics 2009-11-10 R. W. Rendell , A. K. Rajagopal

The Jaynes-Cummings model provides a simple and accurate description of the interaction between a two-level quantum emitter and a single mode of quantum radiation. Due to the multimode continuum of eigenmodes in free space and in…

Quantum Physics · Physics 2026-01-22 Victor Rueskov Christiansen , Mads Middelhede Lund , Fan Yang , Klaus Mølmer

The Jaynes-Cummings model describing the interaction of a single linearly- polarized mode of the quantized electromagnetic field with an isolated two- level atom is generalized to the case of atomic levels degenerate in the projections of…

Optics · Physics 2014-11-04 V. A. Reshetov

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

A nondegenerate two-photon Jaynes-Cummings model is investigated where the leakage of photon through the cavity is taken into account. The effect of cavity damping on the mean photon number, atomic populations, field statistics and both…

Quantum Physics · Physics 2015-06-26 E. K. Bashkirov , M. S. Rusakova

We consider the resonant van der Waals interaction between two correlated identical two-level atoms (at least one of which being excited) within the framework of macroscopic cavity quantum electrodynamics in linear, dispersing and absorbing…

Quantum Physics · Physics 2018-05-09 Saeideh Esfandiarpour , Robert Bennett , Hassan Safari , Stefan Yoshi Buhmann

The entanglement between two atoms in a damping Jaynes-Cummings model is investigated with different decay coefficients of the atoms from the upper level to other levels under detuning between the atomic frequency and the quantized light…

Quantum Physics · Physics 2011-01-31 Guo-Feng Zhang , Xin-Chen Xie

We propose a method of generating multipartite entanglement by considering the interaction of a system of N two-level atoms in a cavity of high quality factor with a strong classical driving field. It is shown that, with a judicious choice…

Quantum Physics · Physics 2009-11-07 E. Solano , G. S. Agarwal , H. Walther

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

We show how the dispersive regime of the Jaynes-Cummings model may serve as a valuable tool to the study of open quantum systems. We employ it in a bottom-up approach to build an environment that preserves qubit energy and induces varied…

Quantum Physics · Physics 2019-03-13 W. S. Teixeira , F. Nicacio , F. L. Semião

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

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

This paper provides a scheme for generating maximally entangled qubit states in the anti-Jaynes-Cummings interaction mechanism, so called entangled anti-polariton qubit states. We demonstrate that in an initial vacuum-field, Rabi…

Quantum Physics · Physics 2021-07-20 Christopher Mayero , Joseph Akeyo Omolo , Onyango Stephen Okeyo

We investigate the effects of parity-deformed radiation fields on the dynamics of entanglement transfer to distant noninteracting atom qubits. These qubits are embedded in two separated lossy cavities connected by a leaky fiber, which acts…

Collective phenomena in the Tavis-Cummings model has been widely studied, focusing on the phase transition features. In many occasions, it has been used variational approaches that consider separated radiation-matters systems. In this…

Quantum Physics · Physics 2021-01-19 J. P. Restrepo Cuartas , H. Vinck-Posada