A physics-informed assembly of feed-forward neural network engines to predict inelasticity in cross-linked polymers

A Ghaderi, V Morovati, R Dargazany - Polymers, 2020 - mdpi.com
In solid mechanics, data-driven approaches are widely considered as the new paradigm that
can overcome the classic problems of constitutive models such as limiting hypothesis …

A physics-informed multi-agents model to predict thermo-oxidative/hydrolytic aging of elastomers

A Ghaderi, V Morovati, Y Chen, R Dargazany - International Journal of …, 2022 - Elsevier
This paper introduces a novel physics-informed multi-agents constitutive model to propose
prediction in quasi-static constitutive behavior of cross-linked elastomer and the loss of …

Data-driven hyperelasticity, Part I: A canonical isotropic formulation for rubberlike materials

H Dal, FA Denli, AK Açan, M Kaliske - Journal of the Mechanics and Physics …, 2023 - Elsevier
Data-driven hyperelasticity shows great promise for modeling the mechanical response of
rubberlike materials. It enables an automated linkage between experimental data and …

Machine Learning in Computer Aided Engineering

FJ Montáns, E Cueto, KJ Bathe - Machine Learning in Modeling and …, 2023 - Springer
The extraordinary success of Machine Learning (ML) in many complex heuristic fields has
promoted its introduction in more analytical engineering fields, improving or substituting …

Reverse physically motivated frameworks for investigation of strain energy function in rubber-like elasticity

R Akbari, V Morovati, R Dargazany - International Journal of Mechanical …, 2022 - Elsevier
This paper introduces three innovative frameworks to obtain the strain energy function for
rubber-like materials through an inverse approach. To this end, we inspire from the statistical …

On the network orientational affinity assumption in polymers and the micro–macro connection through the chain stretch

VJ Amores, K Nguyen, FJ Montáns - Journal of the Mechanics and Physics …, 2021 - Elsevier
We question the network affinity assumption in modeling chain orientations under polymer
deformations, and the use of the stretch measure projected from the right Cauchy–Green …

[HTML][HTML] A model for rubber-like materials with three parameters obtained from a tensile test

VJ Amores, L Moreno, JM Benítez… - European Journal of …, 2023 - Elsevier
Based on our recent findings on the chains orientational distribution in deformed rubber-like
materials, we present a novel, accurate and simple non-affine model for isotropic …

Auxetic orthotropic materials: Numerical determination of a phenomenological spline-based stored density energy and its implementation for finite element analysis

J Crespo, O Duncan, A Alderson, FJ Montáns - Computer Methods in …, 2020 - Elsevier
Auxetic materials, which have negative Poisson's ratio, show potential to be used in many
interesting applications. Finite element analysis (FEA) is an important phase in …

A semi-analytical inverse method to obtain the hyperelastic potential using experimental data

V Kulwant, K Arvind, D Prasad, P Sreejith… - Journal of the …, 2023 - Elsevier
Determining the mathematical structure of the stored energy of hyperelastic materials that
predicts the experimental data well can prove to be complicated. For instance, the …

Phase distribution and properties identification of heterogeneous materials: A data-driven approach

G Valdés-Alonzo, C Binetruy, B Eck… - Computer Methods in …, 2022 - Elsevier
This paper presents a new methodology to extend the Data-Driven Identification (DDI) to
heterogeneous samples made of multiple elastic materials. By using the Correspondence …