Deep learning framework for material design space exploration using active transfer learning and data augmentation

Y Kim, Y Kim, C Yang, K Park, GX Gu… - npj Computational …, 2021 - nature.com
Neural network-based generative models have been actively investigated as an inverse
design method for finding novel materials in a vast design space. However, the applicability …

Machine learning-combined topology optimization for functionary graded composite structure design

C Kim, J Lee, J Yoo - Computer Methods in Applied Mechanics and …, 2021 - Elsevier
This study presents new framework in which the representative volume element (RVE)
method and machine learning (ML) model are used to construct continuous anisotropic …

Topology optimization of functionally graded anisotropic composite structures using homogenization design method

D Kim, J Lee, T Nomura, EM Dede, J Yoo… - Computer Methods in …, 2020 - Elsevier
This paper proposes a topology optimization method that is capable of simultaneous design
for structural topology, stiff material (ie fiber) layout, and its orientations in functionally …

A phase field-based systematic multiscale topology optimization method for porous structures design

Q Yu, Q Xia, Y Li - Journal of Computational Physics, 2022 - Elsevier
In this paper, we propose a novel and systematic phase field-based multiscale topology
optimization method for porous structures design. The multi-regional microstructural …

Multiscale optimization of additively manufactured graded non-stochastic and stochastic lattice structures

H Liu, L Chen, Y Jiang, D Zhu, Y Zhou, X Wang - Composite Structures, 2023 - Elsevier
Lattice structures are increasingly used in practical engineering due to their excellent
mechanical properties such as light weight, high load-bearing capacity, and high ductility. In …

[HTML][HTML] On the best volume fraction distributions for functionally graded cylinders, spheres and disks–A pseudospectral approach

HMA Abdalla, D Boussaa, R Sburlati… - Composite Structures, 2023 - Elsevier
The paper is devoted to the optimization of axisymmetric structures made of functionally
graded materials and subject to mechanical and thermal loads. The novelty of the results is …

Optimization of functionally graded solid-network TPMS meta-biomaterials

F Pehlivan, FH Öztürk, S Demir, A Temiz - Journal of the Mechanical …, 2024 - Elsevier
The current study enhances the performance of solid-network triply periodic minimal surface
(TPMS) cellular materials through using cell size grading along with the Taguchi method …

[HTML][HTML] Optimization of functionally graded materials to make stress concentration vanish in a plate with circular hole

HMA Abdalla, F De Bona, D Casagrande - Composites Part C: Open …, 2024 - Elsevier
This paper is devoted to the minimization of the stress concentration factor in infinite plates
with circular hole made of functionally graded materials and subjected to a far-field uniform …

A phase-field-based graded-material topology optimization with stress constraint

F Auricchio, E Bonetti, M Carraturo… - … Models and Methods …, 2020 - World Scientific
In this paper, a phase-field approach for structural topology optimization for a 3D-printing
process which includes stress constraints and potentially multiple materials or multiscales is …

A multi-material Proportional Topology Optimization approach for compliant mechanism problems

MN Nguyen, MT Tran, HQ Nguyen, TQ Bui - European Journal of …, 2023 - Elsevier
This paper presents an extension for the Proportional Topology Optimization (PTO)
algorithm to solve multi-material topology optimization of compliant mechanism problems …