Results 21 to 30 of about 4,478 (256)

Analysis of properties of creep curves generated by the linear viscoelasticity theory under arbitrary loading programs at initial stage

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2018
The general equation of creep curves family generated by the linear integral constitutive relation of viscoelasticity (with an arbitrary creep compliance function) under arbitrary non-decreasing stress histories at initial stage of loading up to a given ...
Andrew V Khokhlov
doaj   +1 more source

Creep compliance of asphalt binders by indentation

open access: yesRevista de la construcción, 2018
Abstract A solution for measuring creep compliance of asphalt binders is obtained by testing samples using a spherical indenter at intermediate temperatures. The initial assumptions considered a semi-infinite medium with no friction. Solutions were obtained to correct for the finite height and radius of the samples.
Delgadillo, Rodrigo   +3 more
openaire   +3 more sources

Analysis of creep curves produced by the linear viscoelasticity theory under cyclic stepwise loadings

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2017
Basic qualitative properties of the creep curves generated by the linear integral constitutive relation of viscoelasticity (with an arbitrary creep compliance) under cyclic piecewise-constant uni-axial loadings (with an arbitrary asymmetry stress ratio ...
Andrew V Khokhlov
doaj   +1 more source

Stress Dependency of Creep Response for Glass/Epoxy Composite at Nonlinear and Linear Viscoelastic Behavior

open access: yesInternational Journal of Polymer Science, 2022
This research is aimed at comparing the stress dependency of creep viscoelastic behavior for glass/epoxy composite and neat epoxy close to the glass transition temperature and room temperature.
N. Nosrati, A. Zabett, S. Sahebian
doaj   +1 more source

Modeling of Tensile Creep and Recovery of Polymer Modified Asphalt Binders at Low Temperatures

open access: yesApplied Rheology, 2015
The creep and recovery of asphalt modified with Elvaloy 4170 and polyphosphoric acid were studied at low temperatures, by inductive phenomenological methods. Two models of the tensile compliance function were investigated.
Hampl Rudolf   +4 more
doaj   +1 more source

Interaction between mechanosorptive and viscoelastic response of wood at high humidity level

open access: yesEPJ Web of Conferences, 2010
To clarify the contribution of mechanosorptive effect and compliance evolution according to moisture content during adsorption under load creep tests on longitudinal spruce specimens in variable environment were performed. By comparing different loading
Gril J., Montero C., Clair B.
doaj   +1 more source

Utilisation of Machine Learning Techniques to Model Creep Behaviour of Low-Carbon Concretes

open access: yesBuildings, 2023
Low-carbon concrete mixes that incorporate high volumes of fly ash and slag as cement replacements are becoming increasingly more common as part of efforts to decarbonise the construction industry.
Yanni Bouras, Le Li
doaj   +1 more source

The constant‐hardness creep compliance of polycrystalline ice

open access: yesGeophysical Research Letters, 2015
AbstractWe have performed creep and stress‐reduction experiments on polycrystalline ice (grain sizes, d ≈ 30 and ≈ 245 µm) in the grain boundary sliding and dislocation creep regimes (stresses σ = 0.5–5 MPa, temperature T = 233 K) to determine the constant‐hardness creep compliance under these conditions.
Tess E. Caswell   +2 more
openaire   +1 more source

Nonlinear Thermoviscoelastic Behavior of Composite Thin Plates [PDF]

open access: yesEngineering and Technology Journal, 2015
The nonlinear thermoviscoelastic behavior of composite thin plate from polyester reinforced with random fiber glass was investigated. The hereditary elasticity (viscoelastic) behavior described in new mathematical model predicted from experimental data ...
Raed Naeem Hwyyin
doaj   +1 more source

Lattice modelling of early-age creep of 3D printed segments with the consideration of stress history

open access: yesMaterials & Design, 2023
We propose a new numerical method to analyze the early-age creep of 3D printed segments with the consideration of stress history. The integral creep strain evaluation formula is first expressed in a summation form using superposition principle.
Ze Chang   +4 more
doaj   +1 more source

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