[HTML][HTML] A comprehensive review of fiber–reinforced topology optimization for advanced polymer composites produced by automated manufacturing

B Szederkenyi, NK Kovacs, T Czigany - Advanced Industrial and …, 2024 - Elsevier
This review paper focuses on Fiber-Reinforced Topology Optimization (FRTO) methods for
automated manufacturing techniques, addressing topology and morphology optimization …

Topology optimization with anisotropic materials, including a filter to smooth fiber pathways

DR Jantos, K Hackl, P Junker - Structural and Multidisciplinary …, 2020 - Springer
In a recent publication, an approach to optimize the orientation of anisotropic materials was
presented. This strategy was embedded into the thermodynamic topology optimization …

A novel semi-explicit numerical algorithm for efficient 3D phase field modelling of quasi-brittle fracture

L Hai, H Zhang, P Wriggers, Y Huang, Y Feng… - Computer Methods in …, 2024 - Elsevier
Phase field models have become an effective tool for predicting complex crack
configurations including initiation, propagation, branching, intersecting and merging …

Sensitivity analysis for transient thermal problems using the complex-variable finite element method

JS Rincon-Tabares, JC Velasquez-Gonzalez… - Applied Sciences, 2022 - mdpi.com
Solving transient heat transfer equations is required to understand the evolution of
temperature and heat flux. This physics is highly dependent on the materials and …

Efficient and robust numerical treatment of a gradient‐enhanced damage model at large deformations

P Junker, J Riesselmann… - International Journal for …, 2022 - Wiley Online Library
The modeling of damage processes in materials constitutes an ill‐posed mathematical
problem which manifests in mesh‐dependent finite element results. The loss of ellipticity of …

Time-separated stochastic mechanics for the simulation of viscoelastic structures with local random material fluctuations

H Geisler, P Junker - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
Simulating structures with history-dependent material models and uncertain material
parameters is often computationally expensive. In contrast, the time-separated stochastic …

A fast and robust numerical treatment of a gradient-enhanced model for brittle damage

P Junker, S Schwarz, DR Jantos… - International Journal for …, 2019 - dl.begellhouse.com
Damage processes are modeled by a softening behavior in a stress/strain diagram. This
reveals that the stiffness loses its ellipticity and the energy is thus not coercive. A numerical …

Tension/compression anisotropy enhanced topology design

G Gaganelis, DR Jantos, P Mark, P Junker - Structural and …, 2019 - Springer
A strategy for tension/compression anisotropy enhancement of topology optimization
approaches is presented. To this end, a spectral decomposition of stresses and strains into …

Adaptive thermodynamic topology optimization

A Vogel, P Junker - Structural and multidisciplinary optimization, 2021 - Springer
The benefit of adaptive meshing strategies for a recently introduced thermodynamic
topology optimization is presented. Employing an elementwise gradient penalization …

A gradient-enhanced bone remodelling approach to avoid the checkerboard phenomenon

F Bensel, M Reiber, E Foulatier, P Junker… - Computational …, 2024 - Springer
Numerical simulation of bone remodelling enables the investigation of short-and long-term
stability of bone implants and thus can be an essential tool for surgical planning. The first …