4D printing of shape memory polymer composites: A review on fabrication techniques, applications, and future perspectives
MY Khalid, ZU Arif, R Noroozi, A Zolfagharian… - Journal of Manufacturing …, 2022 - Elsevier
In recent years, there has been rising interest in additively manufactured shape memory
polymers (SMPs) and their multi-functional composites. Four-dimensional (4D) printing is an …
polymers (SMPs) and their multi-functional composites. Four-dimensional (4D) printing is an …
The Gibson-Ashby model for additively manufactured metal lattice materials: Its theoretical basis, limitations and new insights from remedies
Abstract The Gibson-Ashby (GA) model has been instrumental in the design of additively
manufactured (AM-ed) metal lattice materials or mechanical metamaterials. The first part of …
manufactured (AM-ed) metal lattice materials or mechanical metamaterials. The first part of …
4D printing: Technological developments in robotics applications
The idea of four-dimensional (4D) printing is the formation of intricate stimuli-responsive 3D
architectures that transform into different forms and shapes upon exposure to environmental …
architectures that transform into different forms and shapes upon exposure to environmental …
Improved mechanical characteristics of new auxetic structures based on stretch-dominated-mechanism deformation under compressive and tensile loadings
The aim of this paper is to develop two novel in-plane auxetic structures with remarkable
stiffness and negative Poisson's ratio (NPR) appropriate for compression and tensile load …
stiffness and negative Poisson's ratio (NPR) appropriate for compression and tensile load …
[HTML][HTML] Fatigue performance of auxetic meta-biomaterials
Meta-biomaterials offer a promising route towards the development of life-lasting implants.
The concept aims to achieve solutions that are ordinarily impossible, by offering a unique …
The concept aims to achieve solutions that are ordinarily impossible, by offering a unique …
[HTML][HTML] Analytical relationships for 2D Re-entrant auxetic metamaterials: An application to 3D printing flexible implants
Both 2D and 3D re-entrant designs are among the well-known prevalent auxetic structures
exhibiting negative Poisson's ratio. The present study introduces novel analytical …
exhibiting negative Poisson's ratio. The present study introduces novel analytical …
Controlling auxeticity in curved-beam metamaterials via a deep generative model
Lattice-based mechanical metamaterials are known to exhibit quite a unique mechanical
behavior owing to their rational internal architecture. This includes unusual properties such …
behavior owing to their rational internal architecture. This includes unusual properties such …
Active acoustic metamaterial based on Helmholtz resonators to absorb broadband low-frequency noise
R Hedayati, SP Lakshmanan - Materials, 2024 - mdpi.com
The aim of the present work is to design active acoustic metamaterial consisting of an array
of Helmholtz resonators and fabricating them using an additive manufacturing technique in …
of Helmholtz resonators and fabricating them using an additive manufacturing technique in …
[HTML][HTML] Femur auxetic meta-implants with tuned micromotion distribution
Stress shielding and micromotions are the most significant problems occurring at the bone-
implants interface due to a mismatch of their mechanical properties. Mechanical 3D …
implants interface due to a mismatch of their mechanical properties. Mechanical 3D …
Investigation of the equivalent mechanical properties of the bone-inspired composite cellular structure: analytical, numerical and experimental approaches
This study investigated the development of an analytical model using the energy method
and Castigliano's second theory to evaluate the equivalent mechanical properties for a bone …
and Castigliano's second theory to evaluate the equivalent mechanical properties for a bone …