English
Related papers

Related papers: Entanglement Dynamics in Dispersive Optomechanics:…

200 papers

We theoretically and numerically study the quantum dynamics of two degenerate optical parametric oscillators with mutual injections. The cavity mode in the optical coupling path between the two oscillator facets is explicitly considered.…

Quantum Physics · Physics 2015-11-03 Kenta Takata , Alireza Marandi , Yoshihisa Yamamoto

The pairwise quantum correlations in a tripartite optomechanical system comprising a mechanical mode and two optical modes are analyzed. The Simon criterion is used as a witness of the separability. Whereas, the Gaussian discord is employed…

Quantum Physics · Physics 2018-06-29 J. El Qars , M. Daoud , R. Ahl Laamara

We propose a simple method to generate quantum entanglement between two macroscopic mechanical resonators in a two-cavity optomechanical system. This entanglement is induced by the radiation pressure of a single photon hopping between the…

Quantum Physics · Physics 2014-01-14 Jie-Qiao Liao , Qin-Qin Wu , Franco Nori

We propose an optomechanical scheme for reaching quantum entanglement in vibration polaritons. The system involves $N$ molecules, whose vibrations can be fairly entangled with plasmonic cavities. We find that the vibration-photon…

Quantum Physics · Physics 2024-05-28 Jian Huang , Dangyuan Lei , Girish S. Agarwal , Zhedong Zhang

In this study, the main focus is laid on the design of the optoelectronic quantum illumination system to enhance the system performance, such as operation at high temperature and confinement of the thermally excited photons. The…

Quantum Physics · Physics 2020-07-22 Ahmad Salmanogli , Dincer Gokcen

Quantum entanglement not only plays an important role in the study of the fundamentals of quantum theory, but also is considered as a crucial resource in quantum information science. The generation of macroscopic entanglement involving…

Quantum Physics · Physics 2022-12-12 Jian Huang , Deng-Gao Lai , Jie-Qiao Liao

Quantum discord, and a number of related indicators, are currently raising a relentless interest as a novel paradigm of non-classical correlations beyond entanglement. Beside merely fundamental aspects, various works have shown that discord…

Quantum Physics · Physics 2014-02-27 Alessandro Farace , Francesco Ciccarello , Rosario Fazio , Vittorio Giovannetti

We theoretically investigate the stability of a two cascaded cavity optomechanical system with optical parametric amplifiers (OPAs) inside the two coupled cavities, and study the steady-state entanglement between two distant mechanical…

Quantum Physics · Physics 2017-03-08 Chang-Sheng Hu , Xi-Rong Huang , Li-Tuo Shen , Zhen-Biao Yang , Huai-Zhi Wu

We consider an array of three optomechanical cavities coupled either reversibly or irreversibly to each other and calculate the amount of entanglement between the different optical and mechanical modes. We show the composite system exhibits…

Quantum Physics · Physics 2015-05-30 Uzma Akram , William Munro , Kae Nemoto , G. J. Milburn

Multimode optomechanical systems are an emerging platform for studying fundamental aspects of matter near the quantum ground state and are useful in sensitive sensing and measurement applications. We study optomechanical cooling in a system…

Mesoscale and Nanoscale Physics · Physics 2019-02-20 C. F. Ockeloen-Korppi , M. F. Gely , E. Damskägg , M. Jenkins , G. A. Steele , M. A. Sillanpää

We create an ultracold-atoms-based cavity optomechanical system in which as many as six distinguishable mechanical oscillators are prepared, and optically detected, near their ground states of motion. We demonstrate that the motional state…

Microwave-optics entanglement is a vital component for building hybrid quantum networks. Here, a new mechanism for preparing stationary entanglement between microwave and optical cavity fields in a cavity optomagnomechanical system is…

Quantum Physics · Physics 2024-01-31 Zhi-Yuan Fan , Liu Qiu , Simon Gröblacher , Jie Li

Recent proposals and advances in quantum simulations, quantum cryptography and quantum communications substantially rely on quantum entanglement formation. Contrary to the conventional wisdom that dissipation destroys quantum coherence,…

Quantum Physics · Physics 2019-04-03 M. Otten , S. K. Gray , G. V. Kolmakov

Reduced abstract. This Thesis explores emergent cooperative phenomena in collective light-matter systems. We study ensembles of interacting quantum emitters coherently driven by a laser field and coupled to photonic structures, focusing on…

Quantum Physics · Physics 2025-09-16 Alejandro Vivas-Viaña

The evolution of the entanglement between oscillators that interact with the same environment displays highly non-trivial behavior in the long time regime. When the oscillators only interact through the environment, three dynamical phases…

Quantum Physics · Physics 2010-06-28 Juan Pablo Paz , Augusto J. Roncaglia

Generation of squeezed light and optomechanical instability for dissipative type of opto- mechanical coupling is theoretically addressed for a cavity with the input mirror, serving as a mechanical oscillator, or an equivalent system. The…

Quantum Physics · Physics 2018-06-20 A. K. Tagantsev , I. V. Sokolov , E. S. Polzik

Exciton optomechanics, bridging cavity exciton polaritons and optomechanics, opens new opportunities for the study of light-matter strong interactions and nonlinearities, due to the rich nonlinear couplings among excitons, phonons, and…

Quantum Physics · Physics 2024-11-06 Xuan Zuo , Zhi-Yuan Fan , Huai-Bing Zhu , Jie Li

Cooling and Entanglement in optomechanical systems coupled through radiation pressure and photothermal force is studied. To develop the photothermal model, we derive an expression for deformation constant of the force. Exploiting linearized…

Quantum Physics · Physics 2013-02-15 Mehdi Abdi , Ali Reza Bahrampour

We describe the strong optomechanical dynamical interactions in ultrahigh-Q/V slot-type photonic crystal cavities. The dispersive coupling is based on a mode-gap photonic crystal cavities with light localization in an air mode with…

Optics · Physics 2015-05-19 Ying Li , Jiangjun Zheng , Jie Gao , Jing Shu , Mehmet Sirin Aras , Chee Wei Wong

It is often conjectured that quantum synchronisation and entanglement are two independent properties which two coupled quantum systems may not exhibit at the same time. However, as both these properties can be understood in terms of the…

Quantum Physics · Physics 2023-05-09 Devender Garg , Manju , Shubhrangshu Dasgupta , Asoka Biswas