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We show how entangled steady states can be prepared by purely dissipative dynamics in a system coupled to a thermal environment. While entanglement is hindered by thermalization when the system and environment exchange a conserved quantity,…

Quantum Physics · Physics 2026-03-24 Vince Hou , Eric Kleinherbers , Shane P. Kelly , Yaroslav Tserkovnyak

We present experimental demonstration of quadrature and polarization entanglement generated via the interaction between a coherent linearly polarized field and cold atoms in a high finesse optical cavity. The non linear atom-field…

Quantum Physics · Physics 2009-11-10 Vincent Josse , Aurelien Dantan , Alberto Bramati , Michel Pinard , Elisabeth Giacobino

We explore the generation and optimization of entanglement between atoms chirally coupled to finite 1D spin chains, functioning as {\it spin cavities}. By diagonalizing the spin cavity Hamiltonian, we identify a parity effect that…

We study a special two-atom entanglement case in assumed Cavity QED experiment in which only one atom effectively exchanges a single photon with a cavity mode. We compute diatom entanglement under position-dependent atomic resonant…

Quantum Physics · Physics 2009-09-29 Yan-Qing Guo , Hai-Jing Cao , He-Shan Song

In this paper, we propose a scheme for generating steady-state entanglement of remote micromechanical oscillators in unidirectionally-coupled cavities. For the system of two mechanical oscillators, we show that when two cavity modes in each…

Quantum Physics · Physics 2015-06-11 Huatang Tan , L. F. Buchmann , H. Seok , Gaoxiang Li

We propose a scheme for generating steady entanglement between two distant atomic qubits in the coupled-cavity system via laser cooling. With suitable choice of the laser frequencies, the target entangled state is the only ground state that…

Quantum Physics · Physics 2013-01-04 Li Tuo Shen , Xin Yu Chen , Zhen Biao Yang , Huai Zhi Wu , Shi Biao Zheng

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 present a dissipative protocol to engineer two $^{87}Rb$ atoms into a form of three-dimensional entangled state via spontaneous emission. The combination of coupling between ground states via microwave fields and dissipation induced by…

Quantum Physics · Physics 2014-01-22 Xiao-Qiang Shao , Tai-Yu Zheng , C. H. Oh , Shou Zhang

We investigate the generation of entanglement through a quantum dot molecule under the influence of vibrational phonon modes in a bias voltage junction. The molecular quantum dot system is realized by coupled quantum dots inside a suspended…

Mesoscale and Nanoscale Physics · Physics 2021-07-14 Elaheh Afsaneh , Malek Bagheri Harouni

A scheme is proposed for the fast generation of three-dimensional entanglement between two atoms trapped in two cavities connected by a fiber via invariant-based shortcut to adiabatic passage. With the help of quantum Zeno dynamics, the…

Quantum Physics · Physics 2016-09-21 Jin-Lei Wu , Chong Song , Xin Ji , Shou Zhang

We show that controllable inhomogeneous coupling between two-level systems and a common data bus provides a fast mechanism to produce multipartite entanglement. Our proposal combines resonant interactions and engineering of coupling…

Quantum Physics · Physics 2015-06-03 C. E. López , F. Lastra , G. Romero , E. Solano , J. C. Retamal

The cavity-optomechanical radiation pressure interaction provides the means to create entanglement between a mechanical oscillator and an electromagnetic field interacting with it. Here we show how we can utilize this entanglement within…

Quantum Physics · Physics 2015-03-19 Sebastian G. Hofer , Klemens Hammerer

We explore in detail the possibility of generation of continuous-variable (CV) entangled states of light fields with well-localized phases. We show that such quantum states, called entangled self-phase locked states, can be generated in…

Quantum Physics · Physics 2007-05-23 H. H. Adamyan , G. Yu. Kryuchkyan

The inelastic interaction between flying particles and optical nanocavities gives rise to entangled states in which some excitations of the latter are paired with changes in the energy or momentum of the former. In particular, entanglement…

Quantum Physics · Physics 2025-09-23 Andrea Konečná , Fadil Iyikanat , F. Javier García de Abajo

We propose a new approach to the generation of entangled states, both hybrid and consisting exclusively of continuous variable (CV) states. A single mode squeezed vacuum is mixed with a delocalized single photon on arbitrary beam splitter…

Quantum Physics · Physics 2020-05-15 Sergey A. Podoshvedov , Mikhail S. Podoshvedov

We propose a scheme for generating three-dimensional entanglement between two atoms trapped in two spatially separated cavities reapectively via shortcuts to adi- abatic passage based on the approach of Lewis-Riesenfeld invariants in cavity…

Quantum Physics · Physics 2016-04-20 Jing-bo Lin , Yan Liang , Xin Ji , Shou Zhang

We propose an effective approach for generating highly pure and strong cavity-mechanical entanglement (or optical-microwave entanglement) in a hybrid modulated three-mode optomechanical system. By applying two-tone driving to the cavity and…

Quantum Physics · Physics 2018-04-12 Chang-Geng Liao , Rong-Xin Chen , Hong Xie , Xiu-Min Lin

We show that long-distance steady-state quantum correlations (entanglement) between pairs of cavity-atom systems in an array of lossy and driven coupled resonators can be established and controlled. The maximal of entanglement for any pair…

Quantum Physics · Physics 2015-03-19 Li Dai , Dimitris G. Angelakis , Leong Chuan Kwek , S. Mancini

The study of entanglement between bosonic systems is of primary importance for establishing feasible resources needed for implementing quantum information protocols, both in their interacting atomic or photonic realizations. Atomic systems…

Quantum Physics · Physics 2014-12-31 Fabio Gentile , Arianna Montorsi , Marco Roncaglia

We develop a one-step scheme for generating multiparticle entangled states between two cold atomic clouds in distant cavities coupled by an optical fiber. We show that, through suitably choosing the intensities and detunings of the fields…

Quantum Physics · Physics 2011-01-19 Peng-Bo Li , Fu-Li Li