Flexible electrochromic materials based on CNT/PDA hybrids

Materials that change color in response to external stimuli can cater to diverse applications from sensing to art. If made flexible, stretchable and weavable, they may even be directly integrated with advanced technologies such as smart textiles. A new class of engineered composite based on polydiac...

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Main Authors: Reinack, Varghese Hansen, Yang, Jinglei, Zheng, Lianxi
Other Authors: School of Mechanical and Aerospace Engineering
Format: Journal Article
Language:English
Published: 2020
Subjects:
Online Access:https://hdl.handle.net/10356/137679
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author Reinack, Varghese Hansen
Yang, Jinglei
Zheng, Lianxi
author2 School of Mechanical and Aerospace Engineering
author_facet School of Mechanical and Aerospace Engineering
Reinack, Varghese Hansen
Yang, Jinglei
Zheng, Lianxi
author_sort Reinack, Varghese Hansen
collection NTU
description Materials that change color in response to external stimuli can cater to diverse applications from sensing to art. If made flexible, stretchable and weavable, they may even be directly integrated with advanced technologies such as smart textiles. A new class of engineered composite based on polydiacetylene (PDA) functionalized carbon nanotubes (CNT) shows tremendous potential in this regard. While the inherent multi stimuli chromatic response of the polymer (blue to red) is retained, the underlying conducting CNTs invoke electrochromism in PDA. Further, the fiber form factor of dry-spun CNT yarns facilitate direct weaving of large scale electrochromic fabrics, where current flow and thus color change can be accurately controlled. This review summarizes the fundamental aspects of CNT yarns and PDAs, focusing especially on their interaction chemistry which results in the scientifically and commercially appealing electrochromic transition in these hybrids.
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spelling ntu-10356/1376792022-07-27T00:42:15Z Flexible electrochromic materials based on CNT/PDA hybrids Reinack, Varghese Hansen Yang, Jinglei Zheng, Lianxi School of Mechanical and Aerospace Engineering Engineering::Mechanical engineering Carbon Nanotube Yarn Polydiacetylene Materials that change color in response to external stimuli can cater to diverse applications from sensing to art. If made flexible, stretchable and weavable, they may even be directly integrated with advanced technologies such as smart textiles. A new class of engineered composite based on polydiacetylene (PDA) functionalized carbon nanotubes (CNT) shows tremendous potential in this regard. While the inherent multi stimuli chromatic response of the polymer (blue to red) is retained, the underlying conducting CNTs invoke electrochromism in PDA. Further, the fiber form factor of dry-spun CNT yarns facilitate direct weaving of large scale electrochromic fabrics, where current flow and thus color change can be accurately controlled. This review summarizes the fundamental aspects of CNT yarns and PDAs, focusing especially on their interaction chemistry which results in the scientifically and commercially appealing electrochromic transition in these hybrids. 2020-04-08T04:15:22Z 2020-04-08T04:15:22Z 2018 Journal Article Reinack, V. H., Yang, J., & Zheng, L. (2018). Flexible electrochromic materials based on CNT/PDA hybrids. Advances in Colloid and Interface Science, 258, 21-35. doi:10.1016/j.cis.2018.07.003 0001-8686 https://hdl.handle.net/10356/137679 10.1016/j.cis.2018.07.003 30072030 2-s2.0-85050661793 258 21 35 en Advances in Colloid and Interface Science © 2018 Elsevier B.V. All rights reserved.
spellingShingle Engineering::Mechanical engineering
Carbon Nanotube Yarn
Polydiacetylene
Reinack, Varghese Hansen
Yang, Jinglei
Zheng, Lianxi
Flexible electrochromic materials based on CNT/PDA hybrids
title Flexible electrochromic materials based on CNT/PDA hybrids
title_full Flexible electrochromic materials based on CNT/PDA hybrids
title_fullStr Flexible electrochromic materials based on CNT/PDA hybrids
title_full_unstemmed Flexible electrochromic materials based on CNT/PDA hybrids
title_short Flexible electrochromic materials based on CNT/PDA hybrids
title_sort flexible electrochromic materials based on cnt pda hybrids
topic Engineering::Mechanical engineering
Carbon Nanotube Yarn
Polydiacetylene
url https://hdl.handle.net/10356/137679
work_keys_str_mv AT reinackvarghesehansen flexibleelectrochromicmaterialsbasedoncntpdahybrids
AT yangjinglei flexibleelectrochromicmaterialsbasedoncntpdahybrids
AT zhenglianxi flexibleelectrochromicmaterialsbasedoncntpdahybrids