搜索结果: 1-13 共查到“物理学 optomechanical”相关记录13条 . 查询时间(0.125 秒)
Large quantum superpositions of a levitated nanodiamond through spin-optomechanical coupling
Large quantum superpositions levitated nanodiamond spin-optomechanical coupling
2016/1/23
We propose a method to generate and detect large quantum superposition states and arbitrary Fock states for the oscillational mode of an optically levitated nanocrystal diamond. The nonlinear interact...
Parametric Optomechanical Oscillations in Two-Dimensional Slot-Type High-Q Photonic Crystal Cavities
Parametric Optomechanical Oscillations Two-Dimensional Slot-Type High-Q Photonic Crystal Cavities Optics
2012/5/29
We experimentally demonstrate an optomechanical cavity based on an air-slot photonic crystal cavity with optical quality factor Qo=4.2\times10^4 and a small modal volume of 0.05 cubic wavelengths. The...
Dynamics of optomechanical spatial solitons in dual-nanoweb structures
Dynamics of optomechanical spatial solitons dual-nanoweb structures Optics
2012/4/20
We theoretically investigate the stability and dynamics of self-channelled beams that form via nonlocal optomechanical interactions in dual-nanoweb microstructured fibers. These "optomechanicons" repr...
Realization of an optomechanical interface between ultracold atoms and a membrane
optomechanical interface ultracold atoms membrane Quantum Gases
2011/8/17
Abstract: We have realized a hybrid optomechanical system by coupling ultracold atoms to a micromechanical membrane. The atoms are trapped in an optical lattice, which is formed by retro-reflection of...
Laser phase noise effects on the dynamics of optomechanical resonators
optomechanical resonators laser phase noise Quantum Physics
2010/11/8
We investigate theoretically the influence of laser phase noise on the cooling and heating of a generic cavity optomechanical system. We derive the back-action damping and heating rates and the mechan...
Optomechanical sideband cooling of a micromechanical oscillator close to the quantum ground state
quantum ground optomechanical micromechanical oscillator
2010/11/8
Cooling a mesoscopic mechanical oscillator to its quantum ground state is elementary for the preparation and control of low entropy quantum states of large scale objects. Here, we pre-cool a 70-MHz mi...
We demonstrate broadband tuning of an optomechanical microcavity optical resonance by exploring the large optomechanical coupling of a double-wheel microcavity and its uniquely low mechanical stiffne...
Photonic Josephson effect, phase transitions, and chaos in optomechanical systems
Photonic Josephson effect phase transitions chaos optomechanical systems
2010/10/20
Manifestations of quantum aspects on a macroscopic scale are supposed to bring new light on
our understanding of fundamental physics. In this paper we consider such issues among others by
analyzing ...
Determination of the vacuum optomechanical coupling rate using frequency noise calibration
Determination vacuum optomechanical coupling frequency noise calibration
2010/10/20
The strength of optomechanical interactions in a cavity optomechanical system can be quantified by a vacuum coupling rate g0 analogous to cavity quantum electrodynamics. This single figure of merit re...
Demonstration of an ultracold micro-optomechanical oscillator in a cryogenic cavity
Demonstration ultracold micro-optomechanical oscillator cryogenic cavity
2010/4/8
Preparing and manipulating quantum states of mechanical resonators is a highly interdisciplinary undertaking that now receives enormous interest for its far-reaching potential in fundamental and appli...
Quantum effects in optomechanical systems
radiation pressure optical cavities micromechanical systems optomechanical devices ground state cooling quantum entanglement atomic ensembles
2010/4/8
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 qua...
Optomechanical devices, entanglement and teleportation
Optomechanical devices entanglement teleportation
2010/4/8
In this thesis we study continuous variable systems, focusing on optomechanical devices where a laser field interacts with a macroscopic mechanical oscillator through radiation pressure. We consider t...
Cryogenic properties of optomechanical silica microcavities
Cryogenic properties optomechanical silica microcavities
2010/4/8
We present the optical and mechanical properties of high-Q fused silica microtoroidal resonators at cryogenic temperatures (down to 1.6 K). A thermally induced optical multistability is observed and t...