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In this paper, we study static bistability and mechanical cooling of a dissipative optomechanical cavity filled with a Kerr medium. The system exhibits optical bistability for a wide input-power range with the power threshold being greatly…

Quantum Physics · Physics 2023-08-16 Ye Liu , Yang Liu , Chang-Sheng Hu , Yun-Kun Jiang , Huaizhi Wu , Yong Li

Synthetic magnetism has been used to control charge neutral excitations for applications ranging from classical beam steering to quantum simulation. In optomechanics, radiation-pressure-induced parametric coupling between optical (photon)…

We present a highly reflective, sub-wavelength-thick membrane resonator featuring high mechanical quality factor and discuss its applicability for cavity optomechanics. The $88.5~\text{nm}$ thin stoichiometric silicon-nitride membrane,…

Recent quantum technologies have established precise quantum control of various microscopic systems using electromagnetic waves. Interfaces based on cryogenic cavity electro-optic systems are particularly promising, due to the direct…

Quantum Physics · Physics 2023-06-27 Liu Qiu , Rishabh Sahu , William Hease , Georg Arnold , Johannes M. Fink

Cooling mechanical resonators is of great importance for both fundamental study and applied science. We investigate the hybrid optomechanical cooling with a three-level atomic ensemble fixed in a strong excited optical cavity. By using the…

Quantum Physics · Physics 2017-12-20 Tan Li , Shuo Zhang , He-Liang Huang , Feng-Guang Li , Xiang-Qun Fu , Xiang Wang , Wan-Su Bao

We give a theoretical treatment of single atom detection in an compound, optical micro cavity. The cavity consists of a single mode semiconductor waveguide with a gap to allow atoms to interact with the optical field in the cavity. Optical…

We investigate theoretically the effect of optical feedback from a cavity containing an ultracold two level atomic ensemble, on the bistable behavior shown by mean intracavity optical field and the ground state cooling effect of the…

Quantum Physics · Physics 2015-03-13 Bijita Sarma , Amarendra K. Sarma

Radiation pressure forces in cavity optomechanics allow for efficient cooling of vibrational modes of macroscopic mechanical resonators, the manipulation of their quantum states, as well as generation of optomechanical entanglement. The…

Quantum Physics · Physics 2019-02-07 Ondřej Černotík , Claudiu Genes , Aurélien Dantan

We demonstrate highly efficient coupling of light from an optical fiber to a silicon photonic crystal optomechanical cavity. The fiber-to-cavity coupling utilizes a compact (L ~ 25 um) intermediate adiabatic coupler. The optical coupling is…

We study theoretically the dynamics of multiple mechanical oscillators coupled to a single cavity field mode via linear or quadratic optomechanical interactions. We focus specifically on the strong coupling regime where the cavity decays…

Quantum Physics · Physics 2014-01-14 H. Seok , L. F. Buchmann , E. M. Wright , P. Meystre

Nonlinear optomechanical coupling is the basis for many potential future experiments in quantum optomechanics (e.g., quantum non-demolition measurements, preparation of non-classical states), which to date have been difficult to realize due…

In optomechanics, electromagnetic fields are harnessed to control a single mode of a mechanically compliant system, while other mechanical degrees of freedom remain unaffected due to the modes' mutual orthogonality and high quality factor.…

Quantum Physics · Physics 2020-07-22 Martin Frimmer , Jan Gieseler , Lukas Novotny

Exploring the dynamics of an optically levitated dielectric micro- and nanoparticle is an exciting new subject in quantum science. Recent years have witnessed rapid advancements in attaining quantum-limited optical detection and control of…

Optics · Physics 2025-04-22 Seyed Khalil Alavi , Zijie Sheng , Haneul Lee , Hansuek Lee , Sungkun Hong

This paper investigates a novel hybrid cavity QED-optomechanics situation. We solve the Hamiltonian problem of a cavity coupled both to a two-level atom via a Jaynes-Cummings coupling and to a mechanical motion via radiation pressure…

Quantum Physics · Physics 2013-11-28 Juan Restrepo , Cristiano Ciuti , Ivan Favero

To improve the performance of the traditional tripartite opto-mechanical system, we design a developed opto-mechanical tripartite system in which all subsystems such as an optical cavity, microresonator, and microcavity modes are coupled…

Quantum Physics · Physics 2018-05-01 Ahmad Salmanogli , H. Selçuk Geçim

Standard optomechanical cooling methods ideally require weak coupling and cavity damping rates which enable the motional sidebands to be well resolved. If the coupling is too large then sideband-resolved cooling is unstable or the rotating…

Quantum Physics · Physics 2020-11-05 Bijita Sarma , Thomas Busch , Jason Twamley

Mechanical motion of photonic devices driven by optical forces provides a profound means of coupling between optical fields. The current focus of these optomechanical effects has been on cavity optomechanics systems in which co-localized…

Quantum Physics · Physics 2015-04-06 Huan Li , Mo Li

Leveraging advancements in cavity optomechanics, we explore Optomechanically Induced Transparency/Absorption (OMIT/OMIA) in the microwave domain at ambient temperature. Contrary to previous works employing cryogenic temperatures, this work…

Applied Physics · Physics 2024-03-19 Sumit Kumar , Matthew Kenworthy , Henry Ginn , Xavier Rojas

Confining photons in cavities enhances the interactions between light and matter. In cavity optomechanics, this enables a wealth of phenomena ranging from optomechanically induced transparency to macroscopic objects cooled to their motional…

In this paper we study cavity optomechanical systems in which the position of a mechanical oscillator modulates both the resonance frequency (dispersive coupling) and the linewidth (dissipative coupling) of a cavity mode. Using a quantum…

Quantum Physics · Physics 2013-05-21 Talitha Weiss , Christoph Bruder , Andreas Nunnenkamp