Results 21 to 30 of about 1,632,251 (310)

Quasistatic Hypoplasticity at Large Strains Eulerian

open access: yesJournal of Nonlinear Science, 2022
The isothermal quasistatic (i.e.\ acceleration neglected) hardening-free plasticity at large strains is considered, based on the standard multiplicative decomposition of the total strain and the isochoric plastic distortion. The Eulerian velocity-strain formulation is used.
openaire   +3 more sources

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

Practical Evaluation of Printed Strain Sensors Based on Long-Term Static Strain Measurements

open access: yesSensors, 2021
Recent progress in printable electronics has enabled the fabrication of printed strain sensors for diverse applications. These include the monitoring of civil infrastructure, the gradual aging of which raises concerns about its effective maintenance and ...
Daniel Zymelka   +4 more
doaj   +1 more source

Electrospun Fibrous Membranes with Super-large-strain Electric Superhydrophobicity. [PDF]

open access: yesSci Rep, 2015
Large-strain elastic superhydrophobicity is highly desirable for its enhanced use performance and functional reliability in mechanically dynamic environments, but remains challenging to develop.
Zhou H, Wang H, Niu H, Lin T.
europepmc   +2 more sources

The Rotation Associated with Large Strains [PDF]

open access: yesSIAM Journal on Applied Mathematics, 1973
The connection between the local rotation tensor and the strain tensor is investigated. Expressions for the derivatives of the components of the rotation tensor are derived, and they lead to new forms for the compatibility relations for finite strain.
openaire   +1 more source

Ellipticity loss analysis for tangent moduli deduced from a large strain elastic–plastic self-consistent model [PDF]

open access: yes, 2009
In order to investigate the impact of microstructures and deformation mechanisms on the ductility of materials, the criterion first proposed by Rice is applied to elastic–plastic tangent moduli derived from a large strain micromechanical model combined ...
LORRAIN, Jean-Paul   +5 more
core   +1 more source

Large strain and low hysteresis in (1-x)Bi0.5(Na0.75K0.25)0.5TiO3-xSrTiO3 lead-free piezoceramics

open access: yesMaterials Research Express, 2021
(1- x )Bi _0.5 (Na _0.75 K _0.25 ) _0.5 TiO _3 - x SrTiO _3 (BNKT- x ST) incipient piezoelectric ceramics with x  = 0.05-0.35 were fabricated using solid-state reaction technique. The microstructure and electrical properties are discussed as functions of
Zixuan Liu   +5 more
doaj   +1 more source

Simulation of Lueders bands using regularized large strain elasto-plasticity

open access: yesArchives of Mechanics, 2021
This paper deals with the numerical simulation of an instability phenomenon called Lueders bands with two regularized material models: viscoplasticity and gradient-enhanced plasticity.
M. Mucha, B. Wcisło, J. Pamin
doaj   +1 more source

Characterization of large strain consolidation parameters of soft materials with time-variant compressibility at low effective stress

open access: yesSoils and Foundations, 2022
The one-dimensional (1D) large strain consolidation (LSC) of saturated soft materials that are deposited at very low-density usually exhibit time-variant compressibility (void ratio vs vertical effective stress (e-σv′)) relation. The 1D column-like model
Xuanquan Chen   +4 more
doaj   +1 more source

Structure-based finite strain modelling of the human left ventricle in diastole [PDF]

open access: yes, 2013
Finite strain analyses of the left ventricle provide important information on heart function and have the potential to provide insights into the biomechanics of myocardial contractility in health and disease. Systolic dysfunction is the most common cause
Ogden, R.W.   +13 more
core   +1 more source

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