Articles with "strain measurement" as a keyword



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Prognostic implications of biventricular strain measurement in COVID‐19 patients by speckle‐tracking echocardiography

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Published in 2021 at "Clinical Cardiology"

DOI: 10.1002/clc.23708

Abstract: Recent reports have indicated the beneficial role of strain measurement in COVID‐19 patients. read more here.

Keywords: covid patients; measurement covid; strain measurement; prognostic implications ... See more keywords

Design of SAW sensor for longitudinal strain measurement with improved sensitivity

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Published in 2019 at "Microsystem Technologies"

DOI: 10.1007/s00542-018-3970-7

Abstract: This paper presents the design of a highly sensitive surface acoustic wave (SAW)-based sensor with novel structure for the longitudinal strain measurement. The sensor utilizes thin lithium niobate (LiNbO3) diaphragm as the sensing element rather… read more here.

Keywords: longitudinal strain; strain measurement; sensitivity; saw sensor ... See more keywords

Experimental Techniques for Finite Shear Strain Measurement within Two Advanced High Strength Steels

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Published in 2018 at "Experimental Mechanics"

DOI: 10.1007/s11340-018-00448-1

Abstract: There is a growing need to experimentally characterize local shear deformation in advanced high strength steels (AHSS) for the calibration of stress-state dependent fracture criteria and to better understand sheared edge cracking during secondary forming… read more here.

Keywords: strength; high strength; strain measurement; advanced high ... See more keywords

Influence of strain measurement methods on crack initiation and crack damage thresholds of shale

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Published in 2025 at "Geomechanics and Geophysics for Geo-Energy and Geo-Resources"

DOI: 10.1007/s40948-025-00940-8

Abstract: The crack initiation stress (σci) and crack damage stress (σcd) are two important stress thresholds for describing the progressive failure process of rocks. Accurately obtaining these two stress thresholds is crucial for analyzing the anisotropic… read more here.

Keywords: strain measurement; influence; stress; measurement methods ... See more keywords
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Strain measurement on pipelines for long-term monitoring of structural integrity

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Published in 2020 at "Measurement"

DOI: 10.1016/j.measurement.2020.107863

Abstract: Abstract This article deals with the methodology of strain measurement using strain sensors. It focuses more profoundly on the problem of identifying the critical points along the circular cross-section of a structure by appropriate positioning… read more here.

Keywords: term; long term; strain measurement; measurement pipelines ... See more keywords

Strain measurement of 3D structured nanodevices by EBSD.

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Published in 2018 at "Ultramicroscopy"

DOI: 10.1016/j.ultramic.2017.08.009

Abstract: We present a new methodology to accurately measure strain magnitudes from 3D nanodevices using Electron Backscatter Diffraction (EBSD). Because the dimensions of features on these devices are smaller than the interaction volume for backscattered electrons,… read more here.

Keywords: strain; ebsd strain; strain measurement; measurement structured ... See more keywords

Study of strain measurement by fiber optic sensors with a sensitive fiber loop ringdown spectrometer

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Published in 2020 at "Optical Fiber Technology"

DOI: 10.1016/j.yofte.2019.102070

Abstract: Abstract A sensitive fiber loop ringdown (FLRD) spectrometer without any additional optical component was utilized to obtain strain measurement on a single mode fiber optic sensor. The strain data were obtained by employing the theory… read more here.

Keywords: fiber loop; strain measurement; fiber; loop ringdown ... See more keywords
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Strain Measurement of 3D Structured Nanodevices by EBSD

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Published in 2017 at "Microscopy and Microanalysis"

DOI: 10.1017/s1431927617007772

Abstract: Stress and strain effect the performance—mechanical and otherwise—of materials at all length scales. In semiconductors, strain has a strong influence on carrier mobility that is exploited by manufacturers to improve device characteristics including power efficiency.… read more here.

Keywords: microscopy; strain measurement; metrology; spatial resolution ... See more keywords

Apt strain measurement technique for impulsive loading applications

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Published in 2017 at "Measurement Science and Technology"

DOI: 10.1088/1361-6501/aa577a

Abstract: The necessity of precise measurement of strain time history for impulsive loading applications has been addressed in the present investigation. Finite element modeling is initially carried out for a hemispherical test model and stress bar… read more here.

Keywords: strain; loading applications; impulsive loading; strain measurement ... See more keywords

Dynamic Strain Measurement of 10-km Fiber With Frequency-Swept Pulsed BOTDA

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Published in 2017 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2017.2680458

Abstract: We propose a high-speed, dynamic strain measurement with random access based on real-time Brillouin time-domain analysis of correlated gain measured with an oscilloscope. A frequency-swept probe obtains the Lorentzian-shaped correlated gain in a time domain.… read more here.

Keywords: frequency swept; dynamic strain; strain measurement;
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Improvement of Strain Measurement Range via Image Processing Methods in OFDR System

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Published in 2021 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2021.3097198

Abstract: We have experimentally analyzed and compared the performance of optical frequency domain reflectometry (OFDR) assisted by image processing methods including wavelet transform and Gaussian filter arithmetic in terms of strain measurement range. The incomplete space… read more here.

Keywords: image; strain measurement; range; image processing ... See more keywords