Results 11 to 20 of about 3,149 (257)

A Novel Method for Estimating and Balancing the Second Harmonic Error of Cylindrical Fused Silica Resonators

open access: yesMicromachines, 2021
The cylindrical resonator gyroscope (CRG) is a type of Coriolis vibratory gyroscope which measures the angular velocity or angle through the precession of the elastic wave of the cylindrical resonator.
Yunfeng Tao   +5 more
doaj   +1 more source

Influence of Temperature Variation on the Vibrational Characteristics of Fused Silica Cylindrical Resonators for Coriolis Vibratory Gyroscopes

open access: yesSensors, 2020
The fused silica cylindrical resonator is a type of axisymmetric resonator that can be used for Coriolis vibratory gyroscopes. Although the resonant frequency, frequency mismatch, and Q factor are natural properties of the resonator, they can change with
Pengbo Xiao   +7 more
doaj   +1 more source

Diagnostics of Atmospheric Plasma Jets of Helium and Argon Barrier Discharge in a Cylindrical Microwave Cavity Resonator

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2023
Introduction. Technologies related to the use of low-temperature atmospheric plasmas are developing at a rapid pace. Creation of new low-temperature plasma sources for specific applications requires monitoring of dynamic processes in such discharges with
Aleksandr M. Astafiev   +3 more
doaj   +1 more source

A metamaterial cylindrical shell with multiple graded resonators for broadband longitudinal wave attenuation

open access: yesFrontiers in Physics, 2023
This paper investigates a metamaterial cylindrical shell with local resonators for broadband longitudinal wave attenuation. A three-component phononic crystal metamaterial cylindrical shell that opens local resonant bandgaps at low frequencies is formed ...
Jingyi Yao   +3 more
doaj   +1 more source

Visualization of cylindrical resonances

open access: yesEuropean Journal of Physics, 2023
Abstract The analysis of cylindrical resonators is part of standard physics curricula but, unlike for their rectangular counterpart, their mode structure is hardly ever visualized. The aim of this work is to show a way of doing it, providing a set of interactive web applications and citing potential use cases in the form of both academic
openaire   +2 more sources

Influence of Electrostatic Forces on the Vibrational Characteristics of Resonators for Coriolis Vibratory Gyroscopes

open access: yesSensors, 2020
The Coriolis Vibratory Gyroscopes are a type of sensors that measure angular velocities through the Coriolis effect. The resonator is the critical component of the CVGs, the vibrational characteristics of which, including the resonant frequency ...
Pengbo Xiao   +10 more
doaj   +1 more source

Experimental Study on Variation of Surface Roughness and Q Factors of Fused Silica Cylindrical Resonators with Different Grinding Speeds

open access: yesMicromachines, 2021
For the axisymmetric shell resonator gyroscopes, the quality factor (Q factor) of the resonator is one of the core parameters limiting their performances.
Libin Zeng   +5 more
doaj   +1 more source

Bandwidth Improvement of a Cone-Inverted Cylindrical and Cross Hybrids Dielectric Resonator Antennas

open access: yesIraqi Journal of Physics, 2023
In this work, two cone-inverted cylindrical and cross-hybrid dielectric resonator antennas are stacked and excited by the coaxial probe method with an operating standard resonant frequency of 5.438 GHz.
Nabeel Areebi, Jamal Nasir Jabir
doaj   +1 more source

Dynamic Responses of Cylindrical Whispering Gallery Mode Revealed by Axial Liquid Disturbance

open access: yesIEEE Photonics Journal, 2020
Cylindrical whispering gallery mode (WGM) microresonators have achieved much attention in the sensing field due to high sensitivity, compatibility and integration. The excitation of spiral modes in such a resonator is unavoidable, causing the axial field
Hongchun Zhao, Yue Wang, Yihui Wu
doaj   +1 more source

A Novel Vibration Mode Testing Method for Cylindrical Resonators Based on Microphones

open access: yesSensors, 2015
Non-contact testing is an important method for the study of the vibrating characteristic of cylindrical resonators. For the vibratory cylinder gyroscope excited by piezo-electric electrodes, mode testing of the cylindrical resonator is difficult.
Yongmeng Zhang   +4 more
doaj   +1 more source

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