Constrained swelling and instability of a temperature-sensitive hydrogel ring

Abstract: We analyze the constrained swelling of a temperature-sensitive hydrogel ring, a key component of a previously developed adaptive liquid microlens. Hard constraints make the deformation and stress distribution within the gel nonuniform. The compressive stress may even cause the instability of the ring. We code a material model for poly (N-isopropylacrylamide) hydrogel and predict wrinkling instability at the inner periphery of the ring by using a commercial finite element method software. The presented model and the codes can be utilized to aid the design of soft devices based on temperature-sensitive hydrogels.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Constrained swelling and instability of a temperature-sensitive hydrogel ring ; volume:14 ; number:1 ; year:2014 ; pages:103-106
e-Polymers ; 14, Heft 1 (2014), 103-106

Creator
Li, Meie
Geng, Jiasong
Zhou, Jinxiong

DOI
10.1515/epoly-2013-0040
URN
urn:nbn:de:101:1-2412151458259.696505789638
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:40 AM CEST

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Associated

  • Li, Meie
  • Geng, Jiasong
  • Zhou, Jinxiong

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