Study on crashworthiness of nature-inspired functionally graded lattice metamaterials for bridge pier protection against ship collision
Lightweight lattice metamaterials can effectively enhance the impact resistance of thin-
walled structures. With the aim of further investigating the potential of lattice-filled composite …
walled structures. With the aim of further investigating the potential of lattice-filled composite …
A novel hybrid lattice design of nested cell topology with enhanced energy absorption capability
Hybridization is an effective approach to designing new lattice structures. In this paper, a
novel hybrid lattice design is proposed with nested cell topology combining inner stretching …
novel hybrid lattice design is proposed with nested cell topology combining inner stretching …
[HTML][HTML] Prediction and control of fracture paths in disordered architected materials using graph neural networks
K Karapiperis, DM Kochmann - Communications Engineering, 2023 - nature.com
Architected materials typically rely on regular periodic patterns to achieve improved
mechanical properties such as stiffness or fracture toughness. Here we introduce a class of …
mechanical properties such as stiffness or fracture toughness. Here we introduce a class of …
Data-driven inverse design of composite triangular lattice structures
In this work, we introduce a class of novel bi-material composite triangular lattice structures.
The inverse design of these structures is achieved by using a data-driven method. They …
The inverse design of these structures is achieved by using a data-driven method. They …
[HTML][HTML] 3D-printed highly stretchable curvy sandwich metamaterials with superior fracture resistance and energy absorption
This paper focuses on the potential of curvy mechanical metamaterials to show how
topological design can significantly enhance fracture toughness along the in-plane and out …
topological design can significantly enhance fracture toughness along the in-plane and out …
Could effective fracture toughness of polycrystalline aggregates exceed inner grain fracture toughness by adjusting toughness of grain boundary?
Obtaining intergranular and transgranular fractures through grain boundary engineering has
been considered an efficient technique that improves the effective fracture toughness of …
been considered an efficient technique that improves the effective fracture toughness of …
Axial compression characteristic of hollow auxetic cylinder lattice structures
Q Li, X Li, L Zhan, T Zou, X Chen… - Mechanics of Advanced …, 2024 - Taylor & Francis
A hollow auxetic cylinder lattice structure (HCLS) is proposed with tapered three-
dimensional reentrant cells (TRCs) and connecting plates. The compressive performance of …
dimensional reentrant cells (TRCs) and connecting plates. The compressive performance of …
Energy absorption and piezoresistive characteristics of 3D printed honeycomb composites with hybrid cell architecture
This paper introduces a novel hybrid honeycomb (HC) design achieved by continuously
blending non-auxetic hexagonal and auxetic re-entrant cell geometries along the out-of …
blending non-auxetic hexagonal and auxetic re-entrant cell geometries along the out-of …
Fracture mechanics of bi-material lattice metamaterials
The advent of additive manufacturing technology empowers precise control of multi-material
components or specific defects in lightweight lattice metamaterials, however, fracture …
components or specific defects in lightweight lattice metamaterials, however, fracture …
Topology Optimization of Brittle Composites for Optimizing Fracture Resistance Incorporating Phase Field Method with Strain Orthogonal Decompositions
A framework of the topology optimization incorporated with the phase field method
considering the interfacial damage for optimizing the fracture resistance of inclusion-matrix …
considering the interfacial damage for optimizing the fracture resistance of inclusion-matrix …