Viscoelastic behavior of an epoxy resin during cure below the glass transition temperature: Characterization and modeling

A Courtois, M Hirsekorn, M Benavente… - Journal of …, 2019 - journals.sagepub.com
This paper presents a viscoelastic temperature-and degree-of-cure-dependent constitutive
model for an epoxy resin. Multi-temperature relaxation tests on fully and partially cured …

A thermodynamic framework for constitutive modeling of time-and rate-dependent materials. Part II: Numerical aspects and application to asphalt concrete

MK Darabi, RKA Al-Rub, EA Masad, DN Little - International Journal of …, 2012 - Elsevier
In this paper, we present within the finite element context the numerical algorithm for the
integration of the thermodynamically consistent thermo-viscoelastic, thermo-viscoplastic …

[HTML][HTML] Numerical multiscale homogenization approach for linearly viscoelastic 3D interlock woven composites

A Courtois, L Marcin, M Benavente, E Ruiz… - International Journal of …, 2019 - Elsevier
This work aims at modeling the homogenized behavior of a polymer matrix composite
reinforced with three dimensional (3D) woven fabric. The effective warp and weft tows' …

Orthotropic viscoelastic characterization of thin woven composites by a combination of experimental and numerical methods

G Girard, M Martiny, S Mercier - Composite Structures, 2023 - Elsevier
Electric mobility is the driving force for the development of power electronic devices
embedded in printed circuit boards (PCBs). Fast charge of batteries generates large …

A differential approach to finite element modelling of isotropic and transversely isotropic viscoelastic materials

N Zobeiry, S Malek, R Vaziri, A Poursartip - Mechanics of Materials, 2016 - Elsevier
In previous publications by the authors (Zobeiry et al., 2006; Zobeiry et al., 2010), a
differential form of viscoelasticity was presented as an efficient approach for modelling the …

Effect of aggregate shapes on local fields in 3D mesoscale simulations of the concrete creep behavior

F Bernachy-Barbe, B Bary - Finite Elements in Analysis and Design, 2019 - Elsevier
Describing accurately the creep behavior of concrete is of significant importance for the
evaluation of the long-term performance of structures. In this regard, a finer characterization …

Modeling fracture in viscoelastic materials using a modified incremental meshfree RPIM and DIC technique

M Hamidpour, MR Nami, A Khosravifard… - European Journal of …, 2022 - Elsevier
In the present work, fracture mechanics of linear viscoelastic materials is investigated
numerically and experimentally. Herein, an effective and accurate meshfree method is …

An anisotropic linear thermo-viscoelastic constitutive law: Elastic relaxation and thermal expansion creep in the time domain

HE Pettermann, A DeSimone - Mechanics of time-dependent materials, 2018 - Springer
A constitutive material law for linear thermo-viscoelasticity in the time domain is presented.
The time-dependent relaxation formulation is given for full anisotropy, ie, both the elastic and …

Interconversion of linearly viscoelastic material functions expressed as Prony series: a closure

J Luk-Cyr, T Crochon, C Li, M Lévesque - Mechanics of Time-Dependent …, 2013 - Springer
Interconversion of viscoelastic material functions is a longstanding problem that has
received attention since the 1950s. There is currently no accepted methodology for …

[HTML][HTML] On the tri-dimensional constitutive theory identification of linearly viscoelastic solids based on Bayesian framework

L Yue, MC Heuzey, J Jalbert, M Lévesque - International Journal of Solids …, 2021 - Elsevier
Linearly viscoelastic constitutive theories are usually expressed as a Prony series involving
fourth order tensors and retardation times. Obtaining the numerical values of the terms …