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Related papers: Engineering entanglement mechanically

200 papers

Cavity opto-mechanics studies the coupling between a mechanical oscillator and a cavity field, with the aim to shed light on the border between classical and quantum physics. Here we report on a cavity opto-mechanical system in which a…

Quantum Physics · Physics 2008-11-08 Ferdinand Brennecke , Stephan Ritter , Tobias Donner , Tilman Esslinger

We report the experimental study of a hybrid quantum solid state system comprising two-level artificial atoms coupled to cavity confined optical and vibrational modes. In this system combining cavity quantum electrodynamics and cavity…

Entanglement between stationary systems at remote locations is a key resource for quantum networks. We report on the experimental generation of remote entanglement between a single atom inside an optical cavity and a Bose-Einstein…

Quantum Physics · Physics 2011-06-01 M. Lettner , M. Mücke , S. Riedl , C. Vo , C. Hahn , S. Baur , J. Bochmann , S. Ritter , S. Dürr , G. Rempe

We study the entanglement of two impurity qubits immersed in a Bose-Einstein condensate (BEC) reservoir. This open quantum system is particularly interesting because the reservoir and system parameters are easily controllable and the…

Quantum Physics · Physics 2013-04-18 Suzanne McEndoo , Pinja Haikka , Gabriele de Chiara , Massimo Palma , Sabrina Maniscalco

The influence of mirror motion on the spatial self organization of a Bose-Einstein condensate (BEC) in an optical cavity is studied. We show that the mirror dynamics tends to destroy the process of self organization. An additional external…

Quantum Gases · Physics 2015-06-05 Priyanka Verma , Aranya B Bhattacherjee , ManMohan

The multiphoton quantum superposition generated by a quantum-injected optical parametric amplifier (QI-OPA) seeded by a single-photon belonging to an EPR entangled pair is made to interact with a Mirror-BEC shaped as a Bragg interference…

Quantum Physics · Physics 2008-04-10 Francesco S. Cataliotti , Francesco De Martini

We investigate the effects of atomic collisions as well as optomechanical mirror-field coupling on the optical bistability in a hybrid system consisting of a Bose-Einstein condensate inside a driven optical cavity with a moving end mirror.…

Quantum Physics · Physics 2015-06-15 A. Dalafi , M. H. Naderi , M. Soltanolkotabi

Inspired by the discrete-variable pairwise entanglement, in this work, we in theory analyze the continuous-variable pairwise entanglement between microwave modes based on a hybrid optoelectromechanical system, where the multi-pair microwave…

Quantum Physics · Physics 2020-04-02 Qi-Zhi Cai , Jin-Kun Liao , Qiang Zhou

We analyze the model of an atomic Bose-Einstein condensate (BEC) parametrically coupled to a molecular BEC via a photoassociation process. We show that an interplay of nonlinear inter- and intra-species interactions leads to the formation…

Condensed Matter · Physics 2021-05-26 Benedict J. Cusack , Tristram J. Alexander , Elena A. Ostrovskaya , Yuri S. Kivshar

We investigate the possibility of detecting a weak coherent force by means of a hybrid optomechanical quantum device formed by a Bose Einstein Condensate (BEC) confined in a high quality factor optical cavity with an oscillatory end mirror.…

Quantum Gases · Physics 2012-09-07 Sonam Mahajan , Tarun Kumar , Aranya B Bhattacherjee , ManMohan

The generation of quantum entanglement of macroscopic or mesoscopic bodies in mechanical motion is generally bounded by the thermal fluctuation exerted by their environments. Here we propose a scheme to establish stationary entanglement…

Quantum Physics · Physics 2015-12-09 Chun-Jie Yang , Jun-Hong An , Wanli Yang , Yong Li

We consider a hybrid atom-optomechanical system consisting of a mechanical membrane inside an optical cavity and an atomic Bose-Einstein condensate outside the cavity. The condensate is confined in an optical lattice potential formed by a…

Quantum Gases · Physics 2021-03-03 Jia-Ming Cheng , Zheng-Wei Zhou , Guang-Can Guo , Han Pu , Xiang-Fa Zhou

We investigate the energy structures and the dynamics of a Bose-Einstein condensates (BEC) in a triple-well potential coupled a high finesse optical cavity within a mean field approach. Due to the intrinsic atom-cavity field nonlinearity,…

Quantum Gases · Physics 2012-07-13 Lei Tan , Bin Wang , Peter Barker , Wu-Ming Liu

We report a spin-orbit coupling induced back-action cooling in an optomechanical system, composed of a spin-orbit coupled Bose-Einstein condensate trapped in an optical cavity with one movable end mirror, by suppressing heating effects of…

Quantum Physics · Physics 2017-01-09 Kashif Ammar Yasir , Lin Zhuang , Wu-Ming Liu

We propose a method to entangle two distant vibrating microsize mirrors (i.e., mechanical oscillators) in a cavity optomechanical system. In this scheme, we discuss both the resonant and large-detuning conditions, and show that the…

Quantum Physics · Physics 2017-03-01 Zhi-Rong Zhong , Xin Wang , Wei Qin , Chui-Ping Yang , Adam Miranowicz , Franco Nori

An optical cavity enhances the interaction between atoms and light, and the rate of coherent atom-photon coupling can be made larger than all decoherence rates of the system. For single atoms, this strong coupling regime of cavity quantum…

Quantum Physics · Physics 2007-11-10 Yves Colombe , Tilo Steinmetz , Guilhem Dubois , Felix Linke , David Hunger , Jakob Reichel

We investigate the stationary bipartite entanglement is a useful hybrid optomechanical system, which is constituted of two coupled-cavity optomechanics through a photon hopping process and both are driven by squeezed light. The transfer of…

Quantum Physics · Physics 2020-08-13 Smail Bougouffa , Mohannad Al-Hmoud

We perform an analysis of the optomechanical entanglement between the experimentally detectable output field of an optical cavity and a vibrating cavity end-mirror. We show that by a proper choice of the readout (mainly by a proper choice…

Quantum Physics · Physics 2009-11-13 C. Genes , A. Mari , P. Tombesi , D. Vitali

We consider a cavity with a vibrating end mirror and coupled to a Bose-Einstein condensate. The cavity field mediates the interplay between mirror and collective oscillations of the atomic density. We study the implications of this dynamics…

Quantum Physics · Physics 2010-07-06 M. Paternostro , G. De Chiara , G. M. Palma

The Bose-Einstein condensation (BEC) of magnetoexcitonic polaritons in a graphene layer embedded in a optical microcavity in a high magnetic field $B$ is predicted. The essential property of this system (in contrast, e.g., to a quantum well…

Mesoscale and Nanoscale Physics · Physics 2009-07-29 Oleg L. Berman , Roman Ya. Kezerashvili , Yurii E. Lozovik