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Electrostriction in dielectric elastomer: Effect on electromechanical actuation

  • Bo Li
  • , Liwu Liu
  • , Jiuhui Wu
  • , Zicai Zhu
  • , Hualing Chen
  • Harvard University
  • Harbin Institute of Technology
  • Xi'an Jiaotong University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

7 Scopus citations

Abstract

In this paper, we study the electro-stress in dielectric elastomer (DE) undergoing large deformation subjected to a high voltage. The electrostriction is investigated and evaluated by the free-energy model when the dielectric permittivity does not remain constant in actuation. We investigate the nominal and true electric fields as the DE stretched with the electrostriction involved or not, and the stable domain for safe actuation is provided.

Original languageEnglish
Title of host publicationElectroactive Polymer Actuators and Devices (EAPAD) 2010
DOIs
StatePublished - 2010
EventElectroactive Polymer Actuators and Devices (EAPAD) 2010 - San Diego, CA, United States
Duration: 8 Mar 201011 Mar 2010

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume7642
ISSN (Print)0277-786X

Conference

ConferenceElectroactive Polymer Actuators and Devices (EAPAD) 2010
Country/TerritoryUnited States
CitySan Diego, CA
Period8/03/1011/03/10

Keywords

  • Actuator
  • Dielectric elastomer
  • Electrostriction
  • Instability

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