Results 1 to 10 of about 1,356 (161)

Force Dependent Quantum Phase Transition in the Hybrid Optomechanical System

open access: yesPhotonics, 2021
The optomechanics shows a great potential in quantum control and precise measurement due to appropriate mechanical control. Here we theoretically study the quantum phase transition in a hybrid atom-optomechanical cavity with an external force.
Lingchao Li, Jian-Qi Zhang
doaj   +1 more source

Cavity optomechanics with photonic bound states in the continuum

open access: yesPhysical Review Research, 2021
We propose a versatile, free-space cavity optomechanics platform built from two photonic crystal membranes, one of which is freely suspended, and designed to form a microcavity less than one wavelength long.
Jamie M. Fitzgerald   +3 more
doaj   +1 more source

Tunable Transparency and Group Delay in Cavity Optomechanical Systems with Degenerate Fermi Gas

open access: yesPhotonics, 2023
We theoretically investigate the optical response and the propagation of an external probe field in a Fabry–Perot cavity, which consists of a mechanical mode of trapped, ultracold, fermionic atoms inside and simultaneously driven by an optical laser ...
Fatin Nadiah Yusoff   +6 more
doaj   +1 more source

Stroboscopic quantum optomechanics

open access: yesPhysical Review Research, 2020
We consider an optomechanical cavity that is driven stroboscopically by a train of short pulses. By suitably choosing the interpulse spacing we show that ground-state cooling and mechanical squeezing can be achieved, even in the presence of mechanical ...
Matteo Brunelli   +3 more
doaj   +1 more source

Quantum theory of continuum optomechanics

open access: yesNew Journal of Physics, 2018
We present the basic ingredients of continuum optomechanics, i.e. the suitable extension of cavity-optomechanical concepts to the interaction of photons and phonons in an extended waveguide.
Peter Rakich, Florian Marquardt
doaj   +1 more source

Multimode Cavity Optomechanics

open access: yesProceedings, 2019
We study theoretically and experimentally the behavior of an optomechanical system where two vibrating dielectric membranes are placed inside a driven Fabry-Pérot cavity.
Paolo Piergentili   +7 more
doaj   +1 more source

Focus on optomechanics

open access: yesNew Journal of Physics, 2014
We provide a brief overview of the various topics addressed in this ‘focus on’ collection on optomechanics.
Ivan Favero, Florian Marquardt
doaj   +1 more source

Modeling photothermal effects in high power optical resonators used for coherent levitation

open access: yesNew Journal of Physics, 2023
Radiation pressure can be used to enable optomechanical control and manipulation of the quantum state of a mechanical oscillator. Optomechanical interaction can also be mediated by photothermal effects which, although frequently overlooked, may compete ...
Chenyue Gu   +5 more
doaj   +1 more source

Realizing Q > 300 000 in diamond microdisks for optomechanics via etch optimization

open access: yesAPL Photonics, 2019
Nanophotonic structures in single–crystal diamond (SCD) that simultaneously confine and co-localize photons and phonons are highly desirable for applications in quantum information science and optomechanics.
Matthew Mitchell   +2 more
doaj   +1 more source

Mechanically-Tunable Photonic Devices with On-Chip Integrated MEMS/NEMS Actuators

open access: yesMicromachines, 2016
This article reviews mechanically-tunable photonic devices with on-chip integrated MEMS/NEMS actuators. With related reports mostly published within the last decade, this review focuses on the tuning mechanisms of various passive silicon photonic devices,
Han Du, Fook Siong Chau, Guangya Zhou
doaj   +1 more source

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