Topology optimization methods for 3D structural problems: a comparative study

D Yago, J Cante, O Lloberas-Valls, J Oliver - Archives of Computational …, 2022 - Springer
The work provides an exhaustive comparison of some representative families of topology
optimization methods for 3D structural optimization, such as the Solid Isotropic Material with …

Marching cubes-based isogeometric topology optimization method with parametric level set

M Zhou, M Xiao, Y Zhang, J Gao, L Gao - Applied Mathematical Modelling, 2022 - Elsevier
The level set method can provide superior benefits for topology optimization problems
because of its smooth and distinct description of structural boundaries. However, in this …

Large language model agent as a mechanical designer

Y Jadhav, AB Farimani - arXiv preprint arXiv:2404.17525, 2024 - arxiv.org
Conventional mechanical design paradigms rely on experts systematically refining concepts
through experience-guided modification and FEA to meet specific requirements. However …

Color-tuning, mirror-like encryption and selective lighting of lanthanide-based nanocellulose nanopaper for multichannel anti-counterfeiting

Z Zhang, X Li, W Han, X Kang, X Zhang, X Dai, S Tong… - Cellulose, 2023 - Springer
The anti-counterfeiting label with multiple fluorescent colors plays an important role in
information encryption and decryption. It is urgent to develop new materials for improving the …

A FreeFEM code for topological derivative-based structural optimization

JMM Luz Filho, R Mattoso, L Fernandez - Structural and Multidisciplinary …, 2023 - Springer
This article presents an educational code written in FreeFEM, based on the concept of
topological derivative together with a level-set domain representation method and adaptive …

Topology optimization using the unsmooth variational topology optimization (UNVARTOP) method: an educational implementation in MATLAB

D Yago, J Cante, O Lloberas-Valls, J Oliver - Structural and …, 2021 - Springer
This paper presents an efficient and comprehensive MATLAB code to solve two-dimensional
structural topology optimization problems, including minimum mean compliance, compliant …

Topological derivative-based topology optimization of incompressible structures using mixed formulations

I Castañar, J Baiges, R Codina, H Venghaus - Computer Methods in …, 2022 - Elsevier
In this work an algorithm for topological optimization, based on the topological derivative
concept, is proposed for both nearly and fully incompressible materials. In order to deal with …

Towards shock absorbing hyperelastic metamaterial design.(I) Macroscopic scale: Computational shock-capturing

A Nuñez-Labielle, J Cante, AE Huespe… - Computer Methods in …, 2022 - Elsevier
The work explores the computational modeling of propagating shocks in hyperelastic
materials to be considered in the context of numerical analysis and design of mechanical …

Topology optimization of thermal problems in a nonsmooth variational setting: closed-form optimality criteria

D Yago, J Cante, O Lloberas-Valls, J Oliver - Computational Mechanics, 2020 - Springer
This paper extends the nonsmooth Relaxed Variational Approach (RVA) to topology
optimization, proposed by the authors in a preceding work, to the solution of thermal …

Topology optimization of incompressible structures subject to fluid–structure interaction

I Castañar, J Baiges, R Codina - Structural and Multidisciplinary …, 2024 - Springer
In this work, an algorithm for topology optimization of incompressible structures is proposed,
in both small and finite strain assumptions and in which the loads come from the interaction …