Impact of parametric variation to achieve extreme mechanical metamaterials through topology optimization

S Saurabh, A Gupta, R Chowdhury - Composite Structures, 2023 - Elsevier
Metamaterials are manufactured structures having extreme properties which do not exist in
nature. Topology optimization (TO) provides an excellent alternative to the intuition-based …

Isogeometric 3D optimal designs of functionally graded triply periodic minimal surface plates

H Tang, NV Nguyen, H Nguyen-Xuan, J Lee - International Journal of …, 2024 - Elsevier
Recent research attention has been drawn to the interdisciplinary engineering applications
of functionally graded triply periodic minimal surface (FG-TPMS) lattice structures due to …

An integrated design approach for simultaneous shape and topology optimization of shell structures

S Cai, H Zhang, W Zhang - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
In this work, a novel design approach is developed to carry out shape and topology
optimization of shell structures simultaneously. This approach effectively integrates the …

A continuous field adaptive mesh refinement algorithm for isogeometric topology optimization using PHT-Splines

PL Karuthedath, A Gupta, B Mamindlapelly… - Computer Methods in …, 2023 - Elsevier
This study proposes a continuous density-field based isogeometric topology optimization
(ITO) using Polynomial splines over Hierarchical T-meshes (PHT-Splines). Taking the …

Accelerating tri-directional material distribution optimization in functionally graded plates with an adaptive design control point variable selection

H Tang, NV Nguyen, J Lee - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
In this paper, the problem of optimizing tri-directional material distribution in functionally
graded (FG) plates under static loads to minimize the compliance is studied. Generalized …

Simultaneous optimal tri-directional distribution of material and porosity in functionally graded plates under free vibration

H Tang, NV Nguyen, J Lee - Thin-Walled Structures, 2024 - Elsevier
This paper for the first time attempts to find the simultaneously optimal three-dimensional
distribution of porosity and material phases in functionally graded materials (FGMs) model …

Robust topology optimization for transient dynamic response minimization

S Saurabh, A Gupta, R Chowdhury… - Computer Methods in …, 2024 - Elsevier
This paper presents a novel framework for topology optimization (TO) of structures subjected
to uncertain transient loading. Random transient uncertain but bounded loading is modeled …

Isogeometric topology optimization for innovative designs of the reinforced TPMS unit cells with curvy stiffeners using T-splines

X Zhang, M **ao, W Luo, L Gao, J Gao - Composite Structures, 2025 - Elsevier
The parametric designs for the Triply Periodic Minimal Surfaces (TPMS) have been widely
discussed due to flexible adjustments of structural performance using mathematical …

A C1 continuous multi-patch framework for adaptive isogeometric topology optimization of plate structures

PL Karuthedath, L Barik, A Gupta, AK Swain… - Computer Methods in …, 2024 - Elsevier
This study proposes a novel computationally efficient methodology to perform topology
optimization (TO) of fourth-order plate structures within the framework of multi-patch …