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 …

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
Additive manufacturing (AM) or 3D printing is a digital manufacturing process and offers
virtually limitless opportunities to develop structures/objects by tailoring material …

Recent advances in 4D printing of liquid crystal elastomers

M Chen, M Gao, L Bai, H Zheng, HJ Qi… - Advanced …, 2023 - Wiley Online Library
Liquid crystal elastomers (LCEs) are renowned for their large, reversible, and anisotropic
shape change in response to various external stimuli due to their lightly cross‐linked …

Additive manufacturing by digital light processing: a review

R Chaudhary, P Fabbri, E Leoni, F Mazzanti… - Progress in Additive …, 2023 - Springer
Additive manufacturing is a layer-by-layer strategy enabling the advanced design and
fabrication of complex 3D objects and structures, overcoming geometry limitations and …

4D printing of shape memory polymers: from macro to micro

CA Spiegel, M Hackner, VP Bothe… - Advanced Functional …, 2022 - Wiley Online Library
A novel and versatile shape memory ink system allowing 4D printing with light at the
macroscale as well as the microscale is presented. Digital light processing (DLP) and direct …

A review of multi-material 3D printing of functional materials via vat photopolymerization

U Shaukat, E Rossegger, S Schlögl - Polymers, 2022 - mdpi.com
Additive manufacturing or 3D printing of materials is a prominent process technology which
involves the fabrication of materials layer-by-layer or point-by-point in a subsequent manner …

Research progress of the defects and innovations of ceramic vat photopolymerization

X Wu, J Teng, X Ji, C Xu, D Ma, S Sui, Z Zhang - Additive Manufacturing, 2023 - Elsevier
The developments in ceramic vat photopolymerization technology have the potential to
revolutionize the manufacture and application of complex and functional ceramics. At …

Harnessing 4D printing bioscaffolds for advanced orthopedics

X Chen, S Han, W Wu, Z Wu, Y Yuan, J Wu, C Liu - Small, 2022 - Wiley Online Library
The development of programmable functional biomaterials makes 4D printing add a new
dimension, time (t), based on 3D structures (x, y, z), therefore, 4D printed constructs could …

[HTML][HTML] 3D printing of stimuli-responsive hydrogel materials: Literature review and emerging applications

ZU Arif, MY Khalid, A Tariq, M Hossain, R Umer - Giant, 2023 - Elsevier
Additive manufacturing (AM) aka three-dimensional (3D) printing has been a well-
established and unparalleled technology, which is expanding the boundaries of materials …

4D printing: technological and manufacturing renaissance

MY Khalid, ZU Arif, W Ahmed - Macromolecular Materials and …, 2022 - Wiley Online Library
Shape‐memory materials (SMMs) combined with 3D printing to develop dynamic and
adaptive products which are responsive to physical, chemical, or biological stimuli. These …