The toughness of mechanical metamaterials

AJD Shaikeea, H Cui, M O'Masta, XR Zheng… - Nature materials, 2022 - nature.com
Rapid progress in additive manufacturing methods has created a new class of ultralight
mechanical metamaterials with extreme functional properties. Their application is ultimately …

Phase field predictions of microscopic fracture and R-curve behaviour of fibre-reinforced composites

W Tan, E Martínez-Pañeda - Composites Science and Technology, 2021 - Elsevier
We present a computational framework to explore the effect of microstructure and constituent
properties upon the fracture toughness of fibre-reinforced polymer composites. To capture …

Role of topology in dictating the fracture toughness of mechanical metamaterials

S Choukir, CV Singh - International Journal of Mechanical Sciences, 2023 - Elsevier
The systemic comparison between sheet-based triply minimal surfaces (TPMS), strut-based
ordered lattice topologies and plate-based lattice topologies offer insights into designs for …

Use of 3D printing to create multifunctional cementitious composites: Review, challenges and opportunities

B Šavija - RILEM Technical Letters, 2020 - research.tudelft.nl
Additive manufacturing has been a topic of interest in the construction industry for the past
decade. 3D printing of concrete structures promises great improvements in construction …

[HTML][HTML] Toughness enhancement of honeycomb lattice structures through heterogeneous design

X Shu, Y Mao, M Lei, D Da, S Hou, P Zhang - Materials & Design, 2022 - Elsevier
Inspired by the microstructures feature in the architected composites, which are consisted of
a stiff phase and a soft phase, the concept of varying the struts thickness in the uniform …

Toughening mechanisms for the attachment of architectured materials: The mechanics of the tendon enthesis

M Golman, AC Abraham, I Kurtaliaj, BP Marshall… - Science …, 2021 - science.org
Architectured materials offer tailored mechanical properties but are limited in engineering
applications due to challenges in maintaining toughness across their attachments. The …

Lossless multi-scale constitutive elastic relations with artificial intelligence

JR Mianroodi, S Rezaei, NH Siboni, BX Xu… - npj Computational …, 2022 - nature.com
A seamless and lossless transition of the constitutive description of the elastic response of
materials between atomic and continuum scales has been so far elusive. Here we show how …

[HTML][HTML] Fracture toughness of semi-regular lattices

M Omidi, L St-Pierre - International Journal of Solids and Structures, 2023 - Elsevier
Previous studies have shown that the kagome lattice has a remarkably high fracture
toughness. This architecture is one of eight semi-regular tessellations, and this work aims to …

A Stochastic FE2 Data-Driven Method for Nonlinear Multiscale Modeling

X Lu, J Yvonnet, L Papadopoulos, I Kalogeris… - Materials, 2021 - mdpi.com
A stochastic data-driven multilevel finite-element (FE 2) method is introduced for random
nonlinear multiscale calculations. A hybrid neural-network–interpolation (NN–I) scheme is …

Review on mechanical properties of metal lattice structures

X Miao, J Hu, Y Xu, J Su, Y Jing - Composite Structures, 2024 - Elsevier
Metallic lattice structures are garnering increasing attention across various research
domains for their potential to create lightweight yet high-strength solutions. Their appeal …