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We consider a hybrid optomechanical system which is composed of the atomic ensemble and a standard optomechanical cavity driven by the periodically modulated external laser field. We investigate the asymptotic behaviors of Heisenberg…

Quantum Physics · Physics 2019-07-24 Cheng-Hua Bai , Dong-Yang Wang , Shou Zhang , Shutian Liu , Hong-Fu Wang

Entanglement serves as a core resource for quantum information technologies, including applications in quantum cryptography, quantum metrology, and quantum communication. In this study, we give a unifying description of the stationary…

Quantum Physics · Physics 2024-11-11 Oumayma El Bir , Abderrahim Lakhfif , Abdallah Slaoui

Quantum transduction between microwave and optics can be realized by quantum teleportation if given reliable microwave-optical entanglement, namely entanglement-based quantum transduction. To realize this protocol, an entangled source with…

Quantum Physics · Physics 2020-04-01 Changchun Zhong , Xu Han , Hong X. Tang , Liang Jiang

The search for experimental demonstrations of the quantum behavior of macroscopic mechanical resonators is a fastly growing field of investigation and recent results suggest that the generation of quantum states of resonators with a mass at…

Quantum Physics · Physics 2009-09-24 C. Genes , A. Mari , D. Vitali , P. Tombesi

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 systematically study the influence of amplitude modulation on the steady-state bosonic squeezing and entanglement in a dissipative three-mode optomechanical system, where a vibrational mode of the membrane is coupled to the left and…

Quantum Physics · Physics 2018-05-15 Chang-Geng Liao , Hong Xie , Xiao Shang , Zhi-Hua Chen , Xiu-Min Lin

We provide an argument to infer stationary entanglement between light and a mechanical oscillator based on continuous measurement of light only. We propose an experimentally realizable scheme involving an optomechanical cavity driven by a…

We study entanglement of the cavity modes in a double-cavity optomechanical system in strong-coupling regime. The system consists of two optomechanical systems coupled by a single photon hopping between them. With the radiation pressure of…

Optics · Physics 2018-08-29 Ding-Shan Liu , Pu-Tong Wang , Ming Jin , Miao Yin

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

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

A standard model is suggested to explore correlation features of two spatially separated optomechanical cavities. The cavities are coupled through the photon-hopping process. In particular, we investigate the generation of entanglement…

Quantum Physics · Physics 2017-09-22 Adel AL Rehaily , Smail Bougouffa

We study electro-mechanical entanglement in a system where a massive membrane is capacitively coupled to a {\it low frequency} LC resonator. In opto- and electro-mechanics, the entanglement between a megahertz (MHz) mechanical resonator and…

Quantum Physics · Physics 2020-06-25 Jie Li , Simon Gröblacher

We analyze an optomechanical system formed by a mechanical mode and the two optical modes of an optomechanical cavity for the realization of a strongly quantum correlated three-mode system. We show that the steady state of the system shows…

Quantum Physics · Physics 2014-04-29 Neha Aggarwal , Kamanasish Debnath , Sonam Mahajan , Aranya B. Bhattacherjee , Man Mohan

We investigate how to generate continuous-variable entanglement between distant optomechanical and spin systems, by transferring input two-mode squeezed vacuum state to the system. Such a setup has been proposed for backaction evading…

Quantum Physics · Physics 2021-08-31 Souvik Agasti , Abhishek Shukla , Milos Nesladek

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

Quantum entanglement and squeezing associated with the motions of massive mechanical oscillators play an essential role in both fundamental science and emerging quantum technologies, yet realizing such macroscopic nonclassical states…

We propose a scheme able to generate stationary continuous variable entanglement between an optical and a microwave cavity mode by means of their common interaction with a micro-mechanical resonator. We show that when both cavities are…

Quantum Physics · Physics 2011-11-09 Sh. Barzanjeh , D. Vitali , P. Tombesi , G. J. Milburn

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

Optomechanics concerns with the coupling between optical cavities and mechanical resonators. Most early works are concentrated in the physics of optomechanics in the small-displacement regime and consider one single optical cavity mode…

Quantum Physics · Physics 2015-06-22 Ming Gao , Fuchuan Lei , Chuanguang Du , Gui Lu Long

Parametrically modulated optomechanical systems have been recently proposed as a simple and efficient setting for the quantum control of a micromechanical oscillator: relevant possibilities include the generation of squeezing in the…

Quantum Physics · Physics 2012-07-18 Alessandro Farace , Vittorio GIovannetti