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 …

Additive manufacturing of metallic lattice structures: Unconstrained design, accurate fabrication, fascinated performances, and challenges

LY Chen, SX Liang, Y Liu, LC Zhang - Materials Science and Engineering …, 2021‏ - Elsevier
Lattice structures, which are also known as architected cellular structures, have been
applied in various industrial sectors, owing to their fascinated performances, such as low …

[HTML][HTML] Advancing sustainable shape memory polymers through 4D printing of polylactic acid-polybutylene adipate terephthalate blends

D Rahmatabadi, M Khajepour, A Bayati… - European Polymer …, 2024‏ - Elsevier
One of the major challenges in 4D printed Shape Memory Polymers (SMPs) is their slow
response to thermal stimuli. Synthetic carbon fillers have been introduced to address this …

4D printing: Fundamentals, materials, applications and challenges

A Ahmed, S Arya, V Gupta, H Furukawa, A Khosla - Polymer, 2021‏ - Elsevier
Abstract 4D printing refers to single-material or multi-material printing of a device or object
that can be transformed from a 1D strand into pre-programed 3D shape, from a 2D surface …

[HTML][HTML] 4D bioprinting of smart polymers for biomedical applications: Recent progress, challenges, and future perspectives

ZU Arif, MY Khalid, A Zolfagharian… - Reactive and Functional …, 2022‏ - Elsevier
Abstract 4D bioprinting is the next-generation additive manufacturing-based fabrication
platform employed to construct intricate, adaptive, and dynamic soft and hard tissue …

Design and mechanical characteristics of auxetic metamaterial with tunable stiffness

X Cheng, Y Zhang, X Ren, D Han, W Jiang… - International Journal of …, 2022‏ - Elsevier
Auxetic materials are a class of mechanical metamaterials. They exhibit lateral expansion
under tension, and lateral contraction under compression. Such metamaterials have …

Large deformation and energy absorption of additively manufactured auxetic materials and structures: A review

J Zhang, G Lu, Z You - Composites Part B: Engineering, 2020‏ - Elsevier
Different from conventional materials, materials with negative Poisson's ratios expand
laterally when stretched longitudinally. Known as 'auxetic'materials, the effect means they …

[HTML][HTML] 3D/4D printing of polymers: fused deposition modelling (FDM), selective laser sintering (SLS), and stereolithography (SLA)

A Kafle, E Luis, R Silwal, HM Pan, PL Shrestha… - Polymers, 2021‏ - mdpi.com
1 Design Lab, Department of Mechanical Engineering, Kathmandu University, Dhulikhel
45200, Nepal; abishek. kafle@ ku. edu. np (AK); ramansilwal24@ gmail. com (RS) 2 Faculty …

[HTML][HTML] 4D printing of shape memory polylactic acid (PLA)

M Mehrpouya, H Vahabi, S Janbaz, A Darafsheh… - Polymer, 2021‏ - Elsevier
Additive manufacturing has attracted much attention in the last decade as a principal
growing sector of complex manufacturing. Precise layer-by-layer patterning of materials …

Emerging 4D printing strategies for next‐generation tissue regeneration and medical devices

Y Wang, H Cui, T Esworthy, D Mei, Y Wang… - Advanced …, 2022‏ - Wiley Online Library
The rapid development of 3D printing has led to considerable progress in the field of
biomedical engineering. Notably, 4D printing provides a potential strategy to achieve a time …