Results 1 to 10 of about 441,337 (271)

Line strain representation and shear strain representation of 3D strain states [PDF]

open access: yesPLoS ONE, 2021
The strain state in 3D space is usually expressed by the conventional method of combining three linear and shear strains. Due to the obvious differences between the first two strains, it is necessary to uncover their properties when describing ...
Shunqun Li   +4 more
doaj   +6 more sources

Measuring myofascial shear strain in chronic shoulder pain with ultrasound shear strain imaging: a case report [PDF]

open access: yesBMC Musculoskeletal Disorders
Background Dysfunctional gliding of deep fascia and muscle layers forms the basis of myofascial pain and dysfunction, which can cause chronic shoulder pain.
Lingyi Zhao   +3 more
doaj   +2 more sources

Measurement of Shear Strain Field in a Soft Material Using a Sensor System Consisting of Distributed Piezoelectric Polymer Film [PDF]

open access: yesSensors, 2020
Measurement of the internal stress and strain distributions within soft materials is necessary in the field of skin contact safety. However, conventional interactive force sensors cannot efficiently obtain or estimate these distributions. Herein, a shear
Fengyu Li   +4 more
doaj   +2 more sources

Datumska odvisnost deformacij in rotacij geodetske mreže ( = Datum dependency of strains and rotations in geodetic network) [PDF]

open access: yesGeodetski Vestnik, 2013
At each point of the geodetic network, kinematic quantities are considered: normal strain, shear strain and rotation. This differs from the treatment of deformations on the basis of point movements as the traditional geodetic approach.
Aleš Marjetič
doaj   +2 more sources

Strain and Strain Rate Tensor Mapping of Medial Gastrocnemius at Submaximal Isometric Contraction and Three Ankle Angles

open access: yesTomography, 2023
Introduction: The aim of this study is to analyze the muscle kinematics of the medial gastrocnemius (MG) during submaximal isometric contractions and to explore the relationship between deformation and force generated at plantarflexed (PF), neutral (N ...
Ryan Hernandez   +5 more
doaj   +1 more source

Shear strain imaging using shear deformations. [PDF]

open access: yesMedical physics, 2008
In this article we investigate the generation of shear strain elastograms induced using a lateral shear deformation. Ultrasound simulation and experimental results demonstrate that the shear strain elastograms obtained under shear deformation exhibit significant differences between bound and unbound inclusions in phantoms, when compared to shear strain
Min, Rao   +2 more
openaire   +2 more sources

Experimental study on development model of excess pore pressure for saturated coral sand based on shear strain characteristics

open access: yesYantu gongcheng xuebao, 2023
A series of undrained cyclic torsional shear tests are carried out on the saturated coral sand specimens from Nansha Islands by using the hollow cylinder torsion shear apparatus.
WU Qi 1, 2, WANG Luyang 1, LIU Qifei 1, ZHOU Zhenglong 1, MA Weijia 3, CHEN Guoxing 1
doaj   +1 more source

Study on the Dynamic Shear Properties and Texture Evolution of CoCrNiSi0.3 Medium-Entropy Alloy

open access: yesTaiyuan Ligong Daxue xuebao, 2023
The dynamic loading of CoCrNiSi0.3 medium-entropy alloys was performed by using Split Hopkinson Pressure Bar. The compression properties at different strain rates were investigated, and found to be sensitive to strain rates and have obvious strain rate ...
Ping WANG   +5 more
doaj   +1 more source

3D Muscle Deformation Mapping at Submaximal Isometric Contractions: Applications to Aging Muscle

open access: yesFrontiers in Physiology, 2020
3D strain or strain rate tensor mapping comprehensively captures regional muscle deformation. While compressive strain along the muscle fiber is a potential measure of the force generated, radial strains in the fiber cross-section may provide information
Vadim Malis   +3 more
doaj   +1 more source

Extensometer for Determining Strains on a Tensile and Torsion Simultaneous Load

open access: yesSensors, 2020
The paper presents an extensometer designed to measure two mechanical strains at the same time—one from tensile load and the other from torsion load.
Viorel Goanta
doaj   +1 more source

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