Results 11 to 20 of about 1,638,542 (312)

Intermediate strain rate behaviour of cancellous bone: from the lower to the higher strain rate [PDF]

open access: yesComputer Methods in Biomechanics and Biomedical Engineering, 2014
Not ...
Prot, Marianne   +3 more
openaire   +7 more sources

A novel methodology for large strain under intermediate strain rate loading

open access: yesPolymer Testing, 2021
Hopkinson bar has already worked to measure mechanical properties of materials under high strain rates, but it fails to conduct intermediate strain rates loading with considerable deformation. Thereby, a methodology is proposed for achieving enough large
H. He   +5 more
doaj   +1 more source

Strain y strain rate para dummies

open access: yesRevista Colombiana de Cardiología, 2011
Desarrollos recientes en el campo de la ecocardiografía han permitido a los cardiólogos cuantificar de manera objetiva la función miocárdica regional y global con base en los conceptos de deformación (strain) y velocidad de deformación (strain rate) que ...
Pastor Olaya, MD   +2 more
doaj   +1 more source

Assessment of left ventricular function in horses with aortic regurgitation by 2D speckle tracking

open access: yesBMC Veterinary Research, 2020
Background Aortic regurgitation (AR) may lead to left ventricular (LV) dilatation, cardiac arrhythmias and heart failure. Close follow-up of horses with AR is therefore paramount to detect onset of cardiac decompensation.
A. Decloedt   +4 more
doaj   +1 more source

Right atrial function assessed by volume-derived values and speckle tracking echocardiography in patients with hypertrophic cardiomyopathy

open access: yesBMC Cardiovascular Disorders, 2020
Background To detect the right atrial (RA) functions in hypertrophic cardiomyopathy (HCM) patients by using volume-derived values and two-dimensional strain.
Jun Huang   +5 more
doaj   +1 more source

Full-field strain measurement and identification of composites moduli at high strain rate with the virtual fields method [PDF]

open access: yes, 2010
The present paper deals with full-field strain measurement on glass/epoxy composite tensile specimens submitted to high strain rate loading through a split Hopkinson pressure bar (SHPB) device and with the identification of their mechanical properties ...
MOULART, Raphaël   +15 more
core   +1 more source

Effect of the matrix behavior on the damage of ethylene–propylene glass fiber reinforced composite subjected to high strain rate tension [PDF]

open access: yes, 2012
This study investigates the origin of the strain rate effect on the mechanical behavior of a discontinuous glass fiber reinforced ethylene–propylene copolymer (EPC) matrix composite.
FITOUSSI, Joseph   +2 more
core   +1 more source

Direct experimental evidence of time-temperature superposition at finite strain for an amorphous polymer network [PDF]

open access: yes, 2015
The time-temperature superposition property of an amorphous polymer acrylate network is characterized at infinitesimal strain by standard dynamic mechanical analysis tests.
GILORMINI, Pierre   +4 more
core   +1 more source

Strain and Strain Rate Echocardiography

open access: yesMethodist DeBakey Cardiovascular Journal, 2006
Myocardial function is eventually determined by the shortening and lengthening of myocardium, i.e., myocardial deformation or strain. The exact and direct measure of myocardial deformation has been dependent on the in vitro analysis of myocardial length.
Jianwen Wang, Sherif F. Nagueh
openaire   +1 more source

Modelling, identification and application of phenomenological constitutive laws over a large strain rate and temperature range [PDF]

open access: yes, 2013
A review of the different phenomenological thermo-viscoplastic constitutive models often applied to forging and machining processes is presented. Several of the most common models have been identified using a large experimental database (Hor et al., 2013)
GERMAIN, Guénaël   +3 more
core   +1 more source

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