搜索结果: 1-13 共查到“理学 resonators”相关记录13条 . 查询时间(0.089 秒)
High Q micro-ring resonators fabricated from polycrystalline aluminum nitride films for near infrared and visible photonics
High Q micro-ring resonators polycrystalline aluminum nitride films visible photonics Optics
2012/5/29
We demonstrate wideband integrated photonic circuits in sputter-deposited aluminum nitride (AlN) thin films. At both near-infrared and visible wavelengths, we achieve low propagation loss in integrate...
Femtogram Doubly Clamped Nanomechanical Resonators Embedded in a High-Q Two-Dimensional Photonic Crystal Nanocavity
Nanoelectromechanical system (NEMS) nanomechanics cavity optomechanics photonic crystal cavities mass sensing
2012/4/20
We demonstrate a new optomechanical device system which allows highly efficient transduction of femtogram nanobeam resonators. Doubly clamped nanomechanical resonators with mass as small as 25 fg are ...
On the application of radio frequency voltages to ion traps via helical resonators
radio frequency voltages ion traps helical resonators
2011/9/6
Ions confined using a Paul trap require a stable, high voltage and low noise radio frequency (RF) potential. We present a guide for the design and construction of a helical coil resonator for a desire...
Integrated Filterbank for DESHIMA: A Submillimeter Imaging Spectrograph Based on Superconducting Resonators
Kinetic Inductance Detector SubmillimeterWave Spectrometer
2011/10/10
An integrated filterbank (IFB) in combination with microwave kinetic inductance detectors (MKIDs), both based on superconducting resonators, could be used to make broadband submillimeter imaging spect...
Observation of second-order hyper-Raman generation in LiNbO3 whispering-gallery mode disk resonators
Observation second-order hyper-Raman generation LiNbO3 whispering-gallery mode disk resonators
2011/8/4
Abstract: In this manuscript we report experimental demonstration of nonlinear frequency conversion at several optical frequencies in a whispering-gallery mode resonator (WGMR). Due to the enhancement...
Analytical Approximations of Whispering gallery Modes in Anisotropic Ellipsoidal Resonators
Analytical Approximations Whispering gallery Modes Anisotropic Ellipsoidal Resonators Optics
2011/8/4
Abstract: Numerical evolutions of whispering gallery modes of both isotropic and anisotropic spheroidal resonators are presented and used to build analytical approximations of these modes. Such approx...
Nonlinear dynamics of two coupled nano-electromechanical resonators
Nonlinear dynamics coupled nano-electromechanical resonators
2011/7/6
As a model of coupled nano-electromechanical resonantors we study two nonlinear driven oscillators with an arbitrary coupling strength between them. Analytical expressions are derived for the oscillat...
Gas lasers with wave-chaotic resonators
Optics (physics.optics) Chaotic Dynamics (nlin.CD)
2010/11/11
Semiclassical multimode laser theory is extended to gas lasers with open two-dimensional resonators of arbitrary shape. The Doppler frequency shift of the linear-gain coefficient leads to an additiona...
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...
Strong gate coupling of high-Q nanomechanical resonators
nanomechanics NEMS quantum limit detection dissipation
2010/11/24
The detection of mechanical vibrations near the quantum limit is a formidable challenge since the displacement becomes vanishingly small when the number of phonon quanta tends towards zero.
An intere...
Fast ground-state cooling of mechanical resonators with time-dependent optical cavities
Fast ground-state cooling mechanical resonators time-dependent optical cavities
2014/5/28
We propose a feasible scheme to cool down a mechanical resonator (MR) in a three-mirror cavity optomechanical system with controllable external optical driving fields. Under the Born-Oppenheimer appro...
Quantum Chaotic Scattering in Microwave Resonators
Quantum Chaotic Scattering Microwave Resonators
2010/4/8
In a frequency range where a microwave resonator simulates a chaotic quantum billiard, we have measured moduli and phases of reflection and transmission amplitudes in the regimes of both isolated and ...
Relations for Different Resonators of Nd:Glass and Nd:YAG Lasers
Lasers Resonators Nd Glass and Nd YAG Lasers
2010/4/13
Simple relations in terms of effective g parameters are given for linear resonators that contain laser rods with curved endfaces and for symmetrical and asymmetric ring resonators of Nd:Glass and Nd:Y...