cmms

Concat-tree genetic programming for graph neural architecture search: Efficient materials property classification toward high-throughput screening

by

Concat-tree genetic programming for graph neural architecture search: Efficient materials property classification toward high-throughput screening Maciej Krzywda*1, Mariusz Wermiński2, Szymon Łukasik1, Amir H. Gandomi3 1AGH University of Krakow, Faculty of Physics and Applied Computer Science, al. A. Mickiewicza 30, 30-059 Krakow, Poland. 2AGH University of Krakow, Faculty of Metals Engineering and Industrial Computer Science, al. … Read more

Numerical analysis and geometric optimisation of tools for ceramic mass extrusion

by

Numerical analysis and geometric optimisation of tools for ceramic mass extrusion Marek Hawryluk*1, Jan Marzec1, Konrad Perzyński2, Łukasz Dudkiewicz1, Bartosz Jóźwiak1, Marek Wiergowski3, Magdalena Lemiech4, Jacek Michalczyk5 1Wroclaw University of Science and Technology, ul. Wybrzeże Stanisława Wyspiańskiego 27, 50-370 Wrocław, Poland. 2AGH University of Krakow, Al. Adama Mickiewicza 30, 30-059 Krakow, Poland. 3GKN Driveline Polska … Read more

Nonlinear dynamics, Hopf bifurcation, and optimal control in a reduced-order Doi–Hess model for shear-driven nematic liquid crystals

by

Nonlinear dynamics, Hopf bifurcation, and optimal control in a reduced-order Doi–Hess model for shear-driven nematic liquid crystals Lakshmi N. Sridhar Chemical Engineering Department, University of Puerto Rico, Mayaguez, PR 00681, Puerto Rico. DOI: https://doi.org/10.7494/cmms.2026.2.1047 Abstract: We investigate the nonlinear dynamics of a shear-driven nematic liquid crystal using a reduced-order formulation derived from Doi–Hess kinetic theory. … Read more

Using generative design and topology optimization to design a new attachment structure for the Nuss bar

by

Using generative design and topology optimization to design a new attachment structure for the Nuss bar Andrzej Milenin1, Piotr Kustra1, Krzysztof Muszka*1, Jerzy Dybich2, Bartosz Czarnecki2, Laura Gołąbek2 1AGH University of Krakow, Faculty of Metals Engineering and Industrial Computer Science, al. A. Mickiewicza 30, 30-059 Krakow, Poland 2BHH Mikromed, 11 Porozumienia Dąbrowskiego 1980 St., 42-530 … Read more

Evolution and mechanism of contact resistance of copper–aluminum electrical connectors in lithium-ion power batteries

by

Evolution and mechanism of contact resistance of copper–aluminum electrical connectors in lithium-ion power batteries Junlian Ge1, Jialin Zhu2, Biao Ge1, Leon Sandforth3, Junying Min4* 1School of Mechanical Engineering, Tongji University, Shanghai 201804, China. 2Hefei Gotion High-Tech Power Energy Co. Ltd., Hefei 230041, China. 3Chair for Electrical Energy Storage Systems, Institute for Photovoltaics (IPV), University of … Read more

Artificial intelligence-enhanced algebraic multigrid for 3D finite element simulations

by

Artificial intelligence-enhanced algebraic multigrid for 3D finite element simulations Damian Goik, Krzysztof Banaś* AGH University of Krakow, al. Mickiewicza 30, 30-059 Krakow, Poland. *corresponding author DOI: https://doi.org/10.7494/cmms.2026.1.1039 Abstract: The paper presents preliminary investigations into a strategy for solving linear systems resulting from 3D finite element simulations, based on the algebraic multigrid (AMG) method, enhanced using … Read more

Geometric optimization of two-stage stamping dies for ultra-thin titanium bipolar plates using Sequential Physics-Informed Neural Networks

by

Geometric optimization of two-stage stamping dies for ultra-thin titanium bipolar plates using Sequential Physics-Informed Neural Networks Zijie Ke1, Yiwen Huang1, Ziqiang Guo1, Yao Xiao1*, Zeran Hou1, Junying Min2 1School of Mechanical Engineering, Tongji University, Shanghai 201804, China. 2College of Automotive and Energy Engineering, Tongji University, Shanghai 201804, China. *corresponding author DOI: https://doi.org/10.7494/cmms.2026.1.1038 Abstract: Bipolar plates … Read more

High-fidelity modeling of interface crossing in the diffusion welding process at the polycrystalline scale

by

High-fidelity modeling of interface crossing in the diffusion welding process at the polycrystalline scale Camille Godinot1,2,3, Emmanuel Rigal1, Frédéric Bernard2, Philippe Emonot1, Pierre-Eric Frayssines1, Luc Védie1,3, Marc Bernacki3* 1CEA, LCA Laboratory, Grenoble, France. 2Europe Burgundy University, ICB, UMR CNRS, Dijon, France. 3Mines Paris, PSL University, Centre for Material Forming (CEMEF), UMR CNRS, 06904 Sophia Antipolis, … Read more

Full-field approaches for austenite-ferrite phase transformation simulations

by

Full-field approaches for austenite-ferrite phase transformation simulations Mariusz Wermiński*, Mateusz Sitko, Łukasz Madej AGH University of Krakow, al. A. Mickiewicza 30, 30-059 Krakow, Poland *corresponding author DOI: https://doi.org/10.7494/cmms.2025.4.1029 Abstract: Understanding the local evolution of phase transformations in steels, particularly the γ (austenite) → α (ferrite) transformation, is crucial for controlling the microstructure and properties of … Read more

Polycrystalline plasticity analysis of cyclic loading and stress relaxation in 316H austenitic stainless steel

by

Polycrystalline plasticity analysis of cyclic loading and stress relaxation in 316H austenitic stainless steel Sadik Sefa Acar, Tuncay Yalçinkaya* Department of Aerospace Engineering, Middle East Technical University, Ankara, 06800, Turkiye. *corresponding author DOI: https://doi.org/10.7494/cmms.2025.3.1025 Abstract: The mechanical behavior of 316H austenitic stainless steel is investigated in this study under cyclic strain-controlled loading with and without … Read more