A review on data-driven constitutive laws for solids

JN Fuhg, G Anantha Padmanabha, N Bouklas… - … Methods in Engineering, 2024 - Springer
This review article highlights state-of-the-art data-driven techniques to discover, encode,
surrogate, or emulate constitutive laws that describe the path-independent and path …

Neural networks meet hyperelasticity: A guide to enforcing physics

L Linden, DK Klein, KA Kalina, J Brummund… - Journal of the …, 2023 - Elsevier
In the present work, a hyperelastic constitutive model based on neural networks is proposed
which fulfills all common constitutive conditions by construction, and in particular, is …

Deep learning in computational mechanics: a review

L Herrmann, S Kollmannsberger - Computational Mechanics, 2024 - Springer
The rapid growth of deep learning research, including within the field of computational
mechanics, has resulted in an extensive and diverse body of literature. To help researchers …

Efficient multiscale modeling of heterogeneous materials using deep neural networks

F Aldakheel, ES Elsayed, TI Zohdi, P Wriggers - Computational Mechanics, 2023 - Springer
Material modeling using modern numerical methods accelerates the design process and
reduces the costs of developing new products. However, for multiscale modeling of …

[HTML][HTML] Neural network-based multiscale modeling of finite strain magneto-elasticity with relaxed convexity criteria

KA Kalina, P Gebhart, J Brummund, L Linden… - Computer Methods in …, 2024 - Elsevier
We present a framework for the multiscale modeling of finite strain magneto-elasticity based
on physics-augmented neural networks (NNs). By using a set of problem specific invariants …

Two-stage 2D-to-3D reconstruction of realistic microstructures: Implementation and numerical validation by effective properties

P Seibert, A Raßloff, KA Kalina, J Gussone… - Computer Methods in …, 2023 - Elsevier
Realistic microscale domains are an essential step towards making modern multiscale
simulations more applicable to computational materials engineering. For this purpose, 3D …

A comparative study on different neural network architectures to model inelasticity

M Rosenkranz, KA Kalina, J Brummund… - … Journal for Numerical …, 2023 - Wiley Online Library
The mathematical formulation of constitutive models to describe the path‐dependent, that is,
inelastic, behavior of materials is a challenging task and has been a focus in mechanics …

[HTML][HTML] Viscoelastic constitutive artificial neural networks (vCANNs)–A framework for data-driven anisotropic nonlinear finite viscoelasticity

KP Abdolazizi, K Linka, CJ Cyron - Journal of Computational Physics, 2024 - Elsevier
The constitutive behavior of polymeric materials is often modeled by finite linear viscoelastic
(FLV) or quasi-linear viscoelastic (QLV) models. These popular models are simplifications …

Physics‐constrained symbolic model discovery for polyconvex incompressible hyperelastic materials

B Bahmani, WC Sun - International Journal for Numerical …, 2024 - Wiley Online Library
We present a machine learning framework capable of consistently inferring mathematical
expressions of hyperelastic energy functionals for incompressible materials from sparse …

Deep homogenization networks for elastic heterogeneous materials with two-and three-dimensional periodicity

J Wu, J Jiang, Q Chen, G Chatzigeorgiou… - International Journal of …, 2023 - Elsevier
We present a deep learning framework that leverages computational homogenization
expertise to predict the local stress field and homogenized moduli of heterogeneous …