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Related papers: Coherence properties of coupled optomechanical cav…

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We study in detail the dynamics of a non-stationary system composed of a Quantum Well confined in an optomechanical cavity. This system is investigated with classical and quantized motion of the cavity movable mirror. In both the cases, the…

Quantum Physics · Physics 2013-10-25 Sonam Mahajan , Neha Aggarwal , Tarun Kumar , Aranya B Bhattacherjee , ManMohan

We study the optical cooling of the resonator mirror in a cavity-optomechanical system that contains an optical gain medium. We find that the optical damping rate is vanishingly small for an incoherently pumped laser above threshold. In the…

Quantum Physics · Physics 2015-06-12 Li Ge , Sanli Faez , Florian Marquardt , Hakan E. Tureci

Strong quantum nonlinearity gives rise to many interesting quantum effects and has wide applications in quantum physics. Herewe investigate the quantum nonlinear effect of an optomechanical system (OMS) consisting of both linear and…

Quantum Physics · Physics 2018-03-28 Gui-Lei Zhu , Xin-You Lü , Liang-Liang Wan , Tai-Shuang Yin , Qian Bin , Ying Wu

Cavity optomechanics is showing promise for studying quantum mechanics in large systems. However, smallness of the radiation-pressure coupling is a serious hindrance. Here we show how the charge tuning of the Josephson inductance in a…

Mesoscale and Nanoscale Physics · Physics 2014-05-30 Tero T. Heikkilä , Francesco Massel , Jani Tuorila , Raphaël Khan , Mika A. Sillanpää

Macroscopic mechanical objects and electromagnetic degrees of freedom couple to each other via radiation pressure. Optomechanical systems with sufficiently strong coupling are predicted to exhibit quantum effects and are a topic of…

Quantum Physics · Physics 2009-11-13 J. D. Thompson , B. M. Zwickl , A. M. Jayich , Florian Marquardt , S. M. Girvin , J. G. E. Harris

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

The spectroscopic properties of an open large Bunimovich cavity are studied numerically in the framework of the effective Hamiltonian formalism. The cavity is opened by attaching leads to it in four different ways. In some cases,…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 E. N. Bulgakov , I. Rotter

We study the temporal correlations of the field emitted by an electromagnetic resonator coupled to a mesoscopic number of two-level emitters that are incoherently pumped by a weak external drive. We solve the master equation of the system…

Quantum Physics · Physics 2011-09-13 A. Auffeves , D. Gerace , S. Portolan , A. Drezet , M. F. Santos

We consider an optomechanical system comprising a single cavity mode and a dense spectrum of acoustic modes and solve for the quantum dynamics of initial cavity mode Fock (i.e., photon number) superposition states and thermal acoustic…

Quantum Physics · Physics 2021-12-16 Qidong Xu , M. P. Blencowe

An optomechanical microcavity can considerably enhance the interaction between light and mechanical motion by confining light to a sub-wavelength volume. However, this comes at the cost of an increased optical loss rate. Therefore,…

Cavity optomechanics implements a unique platform where moving objects can be probed by quantum fields, either laser light or microwave signals. With a pump tone driving at a frequency above the cavity resonance, self-sustained oscillations…

Mesoscale and Nanoscale Physics · Physics 2024-10-17 A. Delattre , I. Golokolenov , R. Pedurand , X. Zhou , A. Fefferman , E. Collin

We study the nonreciprocal transmission and the fast-slow light effects in a cavity optomechanical system, in which the cavity supports a clockwise and a counter-clockwise circulating optical modes, both the two modes are driven…

Quantum Physics · Physics 2019-06-26 Jun-Hao Liu , Ya-Fei Yu , Zhi-Ming Zhang

Gallium phosphide offers an attractive combination of a high refractive index ($n>3$ for vacuum wavelengths up to 4 {\mu}m) and a wide electronic bandgap (2.26 eV), enabling optical cavities with small mode volumes and low two-photon…

We propose to use the resonant enhancement of the parametric instability in an optomechanical system of two optical modes coupled to a mechanical oscillator to prepare mechanical states with sub-Poissonian phonon statistics. Strong single…

Quantum Physics · Physics 2015-06-17 Niels Lörch , Klemens Hammerer

In this article we present a pedagogical discussion of some of the optomechanical properties of a high finesse cavity loaded with ultracold atoms in laser induced synthetic gauge fields of different types. Essentially, the subject matter of…

Quantum Gases · Physics 2016-04-11 Bikash Padhi , Sankalpa Ghosh

We explore the nonlinear dynamics of a cavity optomechanical system. Our realization consisting of a drumhead nano-electro-mechanical resonator (NEMS) coupled to a microwave cavity, allows for a nearly ideal platform to study the…

A conventional optomechanical system is composed of a mechanical mode and an optical mode interacting through a linear optomechanical coupling (LOC). We study how the presence of quadratic optomechanical coupling (QOC) in the conventional…

Quantum Physics · Physics 2015-09-29 Satya Sainadh U , M. Anil Kumar

Cavity optomechanics aims to establish optical control over vibrations of mechanical systems, to heat, cool or to drive them toward coherent, or nonclassical states. This field was recently extended to include molecular optomechanics, which…

Quantum Physics · Physics 2023-06-28 Mikołaj K. Schmidt , Michael J. Steel

An open question in experimental physics is the characterization of gravitational effects in quantum regimes. We propose an experimental set-up that uses well-tested techniques in cavity optomechanics to observe the effects of the…

Quantum Physics · Physics 2018-10-10 Abdulrahim Al Balushi , Wan Cong , Robert B. Mann

We simulate an optomechanical system via a cavity QED scenario with a movable atom and investigate its application in the tiny mass sensing. We find that the steady-state solution of the system exhibits a multiple stability behavior, which…

Quantum Physics · Physics 2022-10-18 Mingzhu Weng , Tian Tian , Zhihai Wang