Multi-material 4D printing employing stimuli-responsive polymer composites using vat photopolymerization

Vat photopolymerization presents a versatile platform for realising intricate 4D printed structures with dynamic functionalities. This study examines the use of the vat photopolymerization technique for 4D printing employing stimuli-responsive polymers via a novel multi-material printing approach. A...

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Main Authors: Fahad Alam, Nazek El-Atab
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:Virtual and Physical Prototyping
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/17452759.2024.2444576
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author Fahad Alam
Nazek El-Atab
author_facet Fahad Alam
Nazek El-Atab
author_sort Fahad Alam
collection DOAJ
description Vat photopolymerization presents a versatile platform for realising intricate 4D printed structures with dynamic functionalities. This study examines the use of the vat photopolymerization technique for 4D printing employing stimuli-responsive polymers via a novel multi-material printing approach. As a potential application, the feasibility of printing encryptions with distinct layers comprising different responsive materials is explored, enabling activation through a combination of two or three stimuli. High-resolution structures with well-defined interfaces between the materials can be realised by leveraging the precision and versatility of vat photopolymerization. Shape-memory polymer-based 4D printed encryption exhibits selective activation when exposed to specific thermal (40 °C) and UV-light stimuli (405 nm), showing potential for advanced information storage, anti-counterfeiting, and camouflage writing applications. These findings highlight the capability of the proposed approach using vat photopolymerization to fabricate complex, stimulus-responsive constructs, fostering innovative applications in adaptive systems and smart devices.
format Article
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institution Kabale University
issn 1745-2759
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language English
publishDate 2025-12-01
publisher Taylor & Francis Group
record_format Article
series Virtual and Physical Prototyping
spelling doaj-art-b2e5997018214de3ba2fd9ba1dc5a53b2024-12-31T15:56:18ZengTaylor & Francis GroupVirtual and Physical Prototyping1745-27591745-27672025-12-0120110.1080/17452759.2024.2444576Multi-material 4D printing employing stimuli-responsive polymer composites using vat photopolymerizationFahad Alam0Nazek El-Atab1Materials Science and Engineering Department, King Fahd University of Petroleum & Minerals, Dhahran, Saudi ArabiaElectrical and Computer Engineering, Computer, Electrical, and Mathematical Sciences and Engineering Division, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi ArabiaVat photopolymerization presents a versatile platform for realising intricate 4D printed structures with dynamic functionalities. This study examines the use of the vat photopolymerization technique for 4D printing employing stimuli-responsive polymers via a novel multi-material printing approach. As a potential application, the feasibility of printing encryptions with distinct layers comprising different responsive materials is explored, enabling activation through a combination of two or three stimuli. High-resolution structures with well-defined interfaces between the materials can be realised by leveraging the precision and versatility of vat photopolymerization. Shape-memory polymer-based 4D printed encryption exhibits selective activation when exposed to specific thermal (40 °C) and UV-light stimuli (405 nm), showing potential for advanced information storage, anti-counterfeiting, and camouflage writing applications. These findings highlight the capability of the proposed approach using vat photopolymerization to fabricate complex, stimulus-responsive constructs, fostering innovative applications in adaptive systems and smart devices.https://www.tandfonline.com/doi/10.1080/17452759.2024.2444576Multi-materials4D printingshape-memory polymerstimuli-responsivepolymer compositesvat-photopolymerization
spellingShingle Fahad Alam
Nazek El-Atab
Multi-material 4D printing employing stimuli-responsive polymer composites using vat photopolymerization
Virtual and Physical Prototyping
Multi-materials
4D printing
shape-memory polymer
stimuli-responsive
polymer composites
vat-photopolymerization
title Multi-material 4D printing employing stimuli-responsive polymer composites using vat photopolymerization
title_full Multi-material 4D printing employing stimuli-responsive polymer composites using vat photopolymerization
title_fullStr Multi-material 4D printing employing stimuli-responsive polymer composites using vat photopolymerization
title_full_unstemmed Multi-material 4D printing employing stimuli-responsive polymer composites using vat photopolymerization
title_short Multi-material 4D printing employing stimuli-responsive polymer composites using vat photopolymerization
title_sort multi material 4d printing employing stimuli responsive polymer composites using vat photopolymerization
topic Multi-materials
4D printing
shape-memory polymer
stimuli-responsive
polymer composites
vat-photopolymerization
url https://www.tandfonline.com/doi/10.1080/17452759.2024.2444576
work_keys_str_mv AT fahadalam multimaterial4dprintingemployingstimuliresponsivepolymercompositesusingvatphotopolymerization
AT nazekelatab multimaterial4dprintingemployingstimuliresponsivepolymercompositesusingvatphotopolymerization