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Electrothermally actuated artificial muscles from the silver-polyethylene-terephthalate core–shell structure

  • Yu Lun Liu
  • , Wen Shin Lee
  • , Fuqian Yang
  • , Hao Ouyang
  • , Sanboh Lee

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

Developing compliant-artificial muscles for applications in soft robotics and flexible electronics is of practical importance. In this work, we construct Ag-PET (silver-polyethylene-terephthalate) twist-coiled structures from Ag-coated PET. Using electrothermal effect as the actuation mechanism, we demonstrate the contraction of the Ag-PET twist-coiled structures under the action of electric voltage. Increasing electric voltage increases Joule heating, resulting in the increase of the actuation distance and actuation load. Controlling the training load and the rotational speed in the preparation of the Ag-PET twist-coiled structures can tailor the line density of active coils and determine the functionalities of the Ag-PET twist-coiled structures.

Original languageEnglish
Article number379
JournalJournal of Polymer Research
Volume29
Issue number9
DOIs
StatePublished - Sep 2022

Bibliographical note

Publisher Copyright:
© 2022, The Polymer Society, Taipei.

Funding

SL and HO are grateful to the National Science and Technology Council, Taiwan for their financial support.

Funders
National Science and Technology Council

    Keywords

    • Artificial muscles
    • Joule heating
    • Silver coating
    • Twist-coiled structure

    ASJC Scopus subject areas

    • Polymers and Plastics
    • Organic Chemistry
    • Materials Chemistry

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