Programmable Light‐Driven Liquid Crystal Elastomer Kirigami with Controlled Molecular Orientations

Programmable soft materials have shown applications in artificial muscles, soft robotics, flexible electronics, and biomedicines due to their adaptive structural transformations. As an ordered soft material, directional shape changes of liquid crystal elastomer (LCE) can be easily achieved via external stimuli thanks to its anisotropic elasticity. However, harnessing the interplay between molecular ordering, geometry, and shape morphing in this anisotropic material to create programmable and complex shape changes remains a challenge. Here, by integrating the concepts of kirigami or Chinese paper cutting “JianZhi” in the light‐actuated LCE encoded with controlled molecular orientations, various complex 3D shape morphing behaviors are demonstrated. Versatile combinations of fundamental shape changes such as bending, folding, twisting, and rolling are enabled by fine‐tuning the molecular orientations and geometries in the monolithic LCE kirigami. Furthermore, various functions such as fluttering of the Chinese crane bird “QianZhiHe,” arbitrary directional locomotion in the annulus and linear locomotion in the complex Chinese character are also realized. These complex, fast‐response, untethered, remote, reversible, and programmable shape morphologies actuated in a monolith of LCE kirigami will open opportunities in soft robotics and smart materials.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Programmable Light‐Driven Liquid Crystal Elastomer Kirigami with Controlled Molecular Orientations ; day:07 ; month:03 ; year:2022 ; extent:11
Advanced intelligent systems ; (07.03.2022) (gesamt 11)

Urheber
Chen, Juan
Johnson, Andrew Scott
Weber, Jada
Akomolafe, Oluwafemi Isaac
Jiang, Jinghua
Peng, Chenhui

DOI
10.1002/aisy.202100233
URN
urn:nbn:de:101:1-2022030714075114054057
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:25 MESZ

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Beteiligte

  • Chen, Juan
  • Johnson, Andrew Scott
  • Weber, Jada
  • Akomolafe, Oluwafemi Isaac
  • Jiang, Jinghua
  • Peng, Chenhui

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