A Tuning‐Fork Triboelectric Nanogenerator with Frequency Multiplication for Efficient Mechanical Energy Harvesting
Sign Up to like & getrecommendations! Published in 2022 at "Small Methods"
DOI: 10.1002/smtd.202200066
Abstract: As a new technology for high‐entropy energy harvesting, a triboelectric nanogenerator (TENG) has broad applications in sensor networks and internet of things as a power source, but its average power density is limited by the… read more here.
Keywords: teng; energy harvesting; frequency; energy ... See more keywords
Research on an Anchor Point Lever Beam Coupling Type Tuning Fork Micro-gyroscope
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Precision Engineering and Manufacturing"
DOI: 10.1007/s12541-020-00327-7
Abstract: This paper has designed an anchor point lever beam coupled tuning fork micro-gyroscope and tested its output performance. The tuning fork micro-gyro is designed to eliminate the output error caused by orthogonal coupling and in-phase-inverting… read more here.
Keywords: lever beam; micro gyroscope; fork micro; tuning fork ... See more keywords
Analysis of the vulnerability of MEMS tuning fork gyroscope during the gun launch
Sign Up to like & getrecommendations! Published in 2020 at "Microelectronics Reliability"
DOI: 10.1016/j.microrel.2020.113619
Abstract: Abstract Micro-electromechanical systems (MEMS) gyroscope is fragile under mechanical impact. Especially, MEMS tuning fork gyroscope with movable structures, such as oscillating frames and folding beams, is susceptible to failure during the gun launch. However, the… read more here.
Keywords: gyroscope; fork gyroscope; analysis; gun launch ... See more keywords
Mid-infrared intracavity quartz-enhanced photoacoustic spectroscopy with pptv – Level sensitivity using a T-shaped custom tuning fork
Sign Up to like & getrecommendations! Published in 2022 at "Photoacoustics"
DOI: 10.1016/j.pacs.2022.100330
Abstract: Resonant optical power buildup inside a high finesse cavity is exploited to boost the sensitivity in quartz-enhanced photoacoustic spectroscopy (QEPAS) for CO, N2O and H2O detection, operating at a wavelength of 4.59 µm. A quartz… read more here.
Keywords: enhanced photoacoustic; quartz enhanced; spectroscopy; tuning fork ... See more keywords
Micro-Quartz Crystal Tuning Fork-Based Photodetector Array for Trace Gas Detection.
Sign Up to like & getrecommendations! Published in 2023 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.3c00318
Abstract: In this paper, a micro-quartz crystal tuning fork (M-QCTF) was first demonstrated for developing a low-cost, highly sensitive quartz tuning fork photodetector array for spectroscopic applications. A gas sensing system based on the M-QCTF photodetector… read more here.
Keywords: gas; photodetector; array; quartz ... See more keywords
Ppb-Level Quartz-Enhanced Photoacoustic Detection of Carbon Monoxide Exploiting a Surface Grooved Tuning Fork.
Sign Up to like & getrecommendations! Published in 2019 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.9b00182
Abstract: A compact and sensitive carbon monoxide (CO) sensor was demonstrated by using quartz enhanced photoacoustic spectroscopy (QEPAS) exploiting a novel 15.2 kHz quartz tuning fork (QTF) with grooved surfaces. The custom QTF was designed to… read more here.
Keywords: detection; enhanced photoacoustic; quartz enhanced; tuning fork ... See more keywords
Low efficacy using the 256-Hz tuning fork when evaluating the influence of somatosensation in balance control for relatively healthy elderly
Sign Up to like & getrecommendations! Published in 2018 at "Acta Oto-Laryngologica"
DOI: 10.1080/00016489.2018.1488084
Abstract: Abstract Background: Diminished foot somatosensation contributes to balance deficits and increased fall risk. However, it remains unclear if the 256-Hz tuning fork is adequate to measure, in the outpatient clinical setting, somatosensation in relatively healthy… read more here.
Keywords: tuning fork; somatosensation; relatively healthy; 256 tuning ... See more keywords
Dynamic behaviours of double-ended tuning fork based comb-driven microelectromechanical resonators for modulating magnetic flux synchronously
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Micromechanics and Microengineering"
DOI: 10.1088/1361-6439/ac388e
Abstract: Microelectromechanical system (MEMS) resonators have been widely used in the magneto-resistive (MR) sensor for modulating the magnetic flux to enhance the detection limit. However, the manufacturing tolerances in MEMS fabrication processes make it challenging to… read more here.
Keywords: based comb; comb driven; magnetic flux; tuning fork ... See more keywords
Numerical performance analysis of quartz tuning fork-based force sensors
Sign Up to like & getrecommendations! Published in 2017 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/28/1/015102
Abstract: Quartz tuning fork-based force sensors where one prong is immobilized onto a holder while the other one is allowed to oscillate freely ('qPlus' configuration) are in widespread use for high-resolution scanning probe microscopy applications. Due… read more here.
Keywords: based force; quartz tuning; analysis; fork ... See more keywords
Analytical Modeling and Experimental Verification of Nonlinear Mode Coupling in a Decoupled Tuning Fork Microresonator
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Microelectromechanical Systems"
DOI: 10.1109/jmems.2018.2830770
Abstract: This paper provides the analytical and experimental studies into the nonlinear mode coupling in a tuning fork microresonator, with electrostatic actuation at forced and internal resonance frequencies. The analytical investigation leads to modal equations that… read more here.
Keywords: mode coupling; nonlinear mode; fork microresonator; tuning fork ... See more keywords
Viscosity and Density Measurements Using Mechanical Oscillators in Oil and Gas Applications
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2017.2761218
Abstract: Real-time monitoring of wellbore fluids is of crucial importance for oil recovery. During various operations such as drilling, production, stimulation, and intervention, the characteristics of the fluids being produced or injected into the well needs… read more here.
Keywords: tuning fork; density; mechanical oscillators; viscosity density ... See more keywords