[HTML][HTML] A review on the modeling of the clinching process chain—part II: joining process

B Schramm, J Friedlein, B Gröger, C Bielak… - Journal of Advanced …, 2022 - Elsevier
Clinching is often used to join sheet-like parts, which can be made of different materials, to
produce complex lightweight structures. The holistic prediction of the joinability, the …

[HTML][HTML] ADAPT—A diversely applicable parameter identification tool: Overview and full-field application examples

A Schowtjak, R Schulte, T Clausmeyer… - International Journal of …, 2022 - Elsevier
The free and open source software tool ADAPT (A Diversely Applicable Parameter
Identification Tool) for the inverse parameter identification of constitutive material models is …

Integrated Finite Element Neural Network (I-FENN) for non-local continuum damage mechanics

P Pantidis, ME Mobasher - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
We present a new Integrated Finite Element Neural Network framework (I-FENN), with the
objective to accelerate the numerical solution of nonlinear computational mechanics …

[HTML][HTML] Machine learning-assisted parameter identification for constitutive models based on concatenated loading path sequences

R Schulte, C Karca, R Ostwald, A Menzel - European Journal of Mechanics …, 2023 - Elsevier
A hybrid strategy for the identification of material parameters of constitutive models is
presented. One main challenge in the context of classic optimisation-based parameter …

Bayesian inversion for unified ductile phase-field fracture

N Noii, A Khodadadian, J Ulloa, F Aldakheel… - Computational …, 2021 - Springer
The prediction of crack initiation and propagation in ductile failure processes are
challenging tasks for the design and fabrication of metallic materials and structures on a …

A gradient-extended two-surface damage-plasticity model for large deformations

T Brepols, S Wulfinghoff, S Reese - International Journal of Plasticity, 2020 - Elsevier
This work is concerned with the theoretical development, algorithmic implementation and
numerical investigation of a novel thermodynamically consistent 'two-surface'gradient …

An efficient FE-implementation of implicit gradient-enhanced damage models to simulate ductile failure

A Seupel, G Hütter, M Kuna - Engineering Fracture Mechanics, 2018 - Elsevier
We present a strategy which allows to implement a fully coupled, gradient-enhanced
damage law into commercial FEM-codes with little effort. This enables a robust simulation of …

On the implementation of finite deformation gradient-enhanced damage models

R Ostwald, E Kuhl, A Menzel - Computational Mechanics, 2019 - Springer
We introduce a comprehensive framework for the efficient implementation of finite
deformation gradient-regularised damage formulations in existing finite element codes. The …

Thermo-mechanically coupled gradient-extended damage-plasticity modeling of metallic materials at finite strains

S Felder, N Kopic-Osmanovic, H Holthusen… - International Journal of …, 2022 - Elsevier
For various engineering applications, the analysis and prediction of damage onset and
propagation within ductile materials under thermo-mechanical loading conditions play a …

How regularization concepts interfere with (quasi-) brittle damage: a comparison based on a unified variational framework

K Langenfeld, P Kurzeja, J Mosler - Continuum Mechanics and …, 2022 - Springer
Three regularization concepts are assessed regarding their variational structure and
interference with the predicted physics of (quasi-) brittle damage: the fracture energy …