Results 21 to 30 of about 17,902 (294)

Complex interplay between stress perturbations and viscoelastic relaxation in a two-asperity fault model [PDF]

open access: yesNonlinear Processes in Geophysics, 2018
We consider a plane fault with two asperities embedded in a shear zone, subject to a uniform strain rate owing to tectonic loading. After an earthquake, the static stress field is relaxed by viscoelastic deformation in the asthenosphere.
E. Lorenzano, M. Dragoni
doaj   +1 more source

The role of relaxation and retardation phenomenon of Oldroyd-B fluid flow through Stehfest’s and Tzou’s algorithms

open access: yesNonlinear Engineering, 2022
Delayed response (delay of the elasticity) and time needed for initial stress can lead to relaxation and retardation phenomenon; this is because of the consistent behavior of viscoelastic fluid on thermodynamic principles.
Awan Aziz Ullah   +4 more
doaj   +1 more source

Research on Material Viscoelasticity and Its Influence on Indentation Rolling Resistance

open access: yesApplied Sciences
Viscoelastic materials are applied in several fields, and their relaxation characteristics are intricately related to the failure mechanism of sealing components and the generation of indentation rolling resistance in belt conveyors.
Lunlun Wan, Fuyan Lin
doaj   +1 more source

Decoupling between Translational Diffusion and Viscoelasticity in Transient Networks with Controlled Network Connectivity

open access: yesGels, 2022
The mobility of sustained molecules is influenced by viscoelasticity, which is strongly correlated with the diffusional property in polymeric liquid. However, the study of transient networks formed by a reversible crosslink, which is the viscoelastic ...
Takuya Katashima   +6 more
doaj   +1 more source

Numerical simulation of single- and multi-step shear stress relaxations of isotropic magnetorheological elastomer using fractional derivative viscoelastic models

open access: yesArchives of Mechanics, 2022
The paper presents numerical simulations of single- and multi-step shear stress relaxations of isotropic magnetorheological elastomer (MRE) using fractional derivative Maxwell and Kelvin–Voigt viscoelastic models. The isotropic MRE has been fabricated by
T.H. Nam, I. Petríková, B. Marvalová
doaj   +1 more source

Ion in Chitosan Based Solid Electrolyte

open access: yesInternational Journal of Electrochemical Science, 2019
Ion transport has been the subject of debate among scientists for more than three decades. This paper discusses the preparation, degradation and viscoelastic relaxation dynamics of ions in chitosan-based solid electrolyte.
Shujahadeen B. Aziz   +6 more
doaj   +1 more source

Alternative Form of Standard Linear Solid Model for Characterizing Stress Relaxation and Creep: Including a Novel Parameter for Quantifying the Ratio of Fluids to Solids of a Viscoelastic Solid

open access: yesFrontiers in Materials, 2020
The standard linear solid model (SLSM) is a typical and useful model for analyzing stress relaxation and creep behaviors of viscoelastic solids for obtaining the corresponding viscoelastic properties.
Che-Yu Lin
doaj   +1 more source

The development and validation of a numerical integration method for non-linear viscoelastic modeling. [PDF]

open access: yesPLoS ONE, 2018
Compelling evidence that many biological soft tissues display both strain- and time-dependent behavior has led to the development of fully non-linear viscoelastic modeling techniques to represent the tissue's mechanical response under dynamic conditions.
Nicole L Ramo   +2 more
doaj   +1 more source

Viscoelastic stress relaxation in human skeletal muscle

open access: yesMedicine & Science in Sports & Exercise, 1992
Viscoelastic stress relaxation refers to the decrease in tensile stress over time that occurs when a body under tensile stress is held at a fixed length. The purpose of this study was to demonstrate viscoelastic stress relaxation in human skeletal muscle.
M P, McHugh   +3 more
openaire   +3 more sources

Impact of Textile Architecture on the Electromechanical Behavior of Conductive Carbon: Silicone Composite Strain Sensors

open access: yesAdvanced Engineering Materials, EarlyView.
A stretchable carbon composite is integrated by stencil printing onto two different types of textile, with different yarn morphologies. The impact of the knit structure and coating direction on the performance of the sensor composite is evaluated and used to derive a model estimating nominal resistance at a given strain near the percolation threshold ...
Gabriela Ananieva   +2 more
wiley   +1 more source

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