[HTML][HTML] Adding friction to Third Medium Contact: A crystal plasticity inspired approach

AH Frederiksen, O Rokoš, K Poulios, O Sigmund… - Computer Methods in …, 2024 - Elsevier
This paper presents the first method to enable friction in the Third Medium Contact (TMC)
method. TMC embeds a solid in a highly compliant medium, which becomes infinitely stiff …

[HTML][HTML] Improved third medium formulation for 3D topology optimization with contact

AH Frederiksen, A Dalklint, O Sigmund… - Computer Methods in …, 2025 - Elsevier
This paper introduces a novel regularization term, denoted “HuHu-LuLu”, for Third Medium
Contact (TMC), and shows its usefulness in 2D and 3D topology optimization problems with …

Extremal structures with embedded prefailure indicators

CF Christensen, J Engqvist, F Wang… - Proceedings of the …, 2025 - pnas.org
Preemptive identification of potential failure under loading of engineering structures is a
critical challenge. Our study presents an innovative approach to design built-in prefailure …

Modular-topology optimization for additive manufacturing of reusable mechanisms

M Tyburec, M Doškář, M Somr, M Kružík… - Computers & Structures, 2025 - Elsevier
Modular designs have gained popularity because they can generally address manufacturing
efficiency, reusability, and sustainability concerns. Here, we contribute to the growing field …

[HTML][HTML] A third medium approach for contact using first and second order finite elements

P Wriggers, J Korelc, P Junker - Computer Methods in Applied Mechanics …, 2025 - Elsevier
Third medium contact can be applied in situations where large deformations occur and self-
contact is possible. Starting with Wriggers et al.(2013), this approach has been further …

Topology optimization of contact-aided thermo-mechanical regulators

A Dalklint, J Alexandersen, AH Frederiksen… - arXiv preprint arXiv …, 2024 - arxiv.org
Topology optimization is used to systematically design contact-aided thermo-mechanical
regulators, ie components whose effective thermal conductivity is tunable by mechanical …

Towards active stiffness control in pattern-forming pneumatic metamaterials

O Faltus, M Jirásek, M Horák, M Doškář… - arXiv preprint arXiv …, 2024 - arxiv.org
Pattern-forming metamaterials feature microstructures specifically designed to change the
material's macroscopic properties due to internal instabilities. These can be triggered either …

Inverse Design of Snap-Through Multiscale Lattice Structures

C Aveline, D Thillaithevan, R Hewson… - AIAA SCITECH 2025 …, 2025 - arc.aiaa.org
Multiscale structures, including metamaterials, can exhibit highly nonlinear behavior at the
macroscale by adjusting the properties of their microscale unit cells. In this paper we …

A Third Medium Approach for Contact Using first and Second Order finite Elements

P Wriggers, J Korelc, P Junker - Available at SSRN 5006163 - papers.ssrn.com
Third medium contact can be applied in situations where large deformations occur and self-
contact is possible. Starting with Wriggers et al.(2013), this approach has been further …

[PDF][PDF] A third medium approach for contact using first and second order finite elements

PWJ Korelc, P Junker - researchgate.net
Third medium contact can be applied in situations where large deformations occur and
selfcontact is possible. Starting with Wriggers et al.(2013), this approach has been further …