Chinese Journal of Liquid Crystals and Displays, Volume. 38, Issue 2, 149(2023)

Properties of graphene oxide/liquid crystal elastomer composites

Rui-cai GUO#, Yong LIN#, Wen-hui GAO, and Yu-bao SUN*
Author Affiliations
  • Department of Applied Physics,Hebei University of Technology,Tianjin 300401,China
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    Figures & Tables(10)
    (a)Chemical structures of the monomers and GO used in this study;(b)Prepared LCEs films;(c)GO-LCEs composite after drying.
    Schematic diagram of thermotropic reversible macroscopic change of(a)LCEs membrane,(b)LCEs films by cutting along different directions and(c)GO membrane;Deformation of LCEs and GO layer with stimulation and remove stimuli of(d)type 1 and(e)type 2 composite membrane.
    Influence of(a)temperature and(b)infrared light intensity on the response performance of type 1 composite film;Influence of(c)temperature and(d)infrared light intensity on the response performance of type 2 composite film.
    Influences of external stimuli on(a)bending angle,(b)response time and(c)recovery time of type 1 composites;(d)Photos of the bending composites with different areas under different external stimuli.
    Photos of(a)type 1 composite film and(b)type 2 composite film with the same length and different widths on 60 ℃ hot table and under infrared light.
    Influence of width on(a)bending angle,(b)response time and(c)recovery time of type 1 composite membrane under the same external stimulus;Influence of width on(d)bending angle,(e)response time and(f)recovery time of type 2 composite membrane.
    Physical view of(a)type 1 composite film and(b)type 2 composite film with the same width and different lengths on 60 ℃ hot table and under infrared light.
    Influence of length on(a)bending angle,(b)response time and(c)recovery time of type 1 composite membrane under the same external stimulus;Influence of length on(d)bending angle,(e)response time and(f)recovery time of type 2 composite membrane.
    (a)Leaf actuator;(b)Bending under infrared light;(c)Butterfly actuator and(d)wings curling under infrared light. The arrow represents the liquid crystal orientation.
    • Table 1. Data of type 1 composites with length-width ratio 2

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      Table 1. Data of type 1 composites with length-width ratio 2

      Length/cmWidth/cmArea/cm2
      2.41.22.88
      2.61.33.38
      2.81.43.92
      3.01.54.5
      3.21.65.12
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    Rui-cai GUO, Yong LIN, Wen-hui GAO, Yu-bao SUN. Properties of graphene oxide/liquid crystal elastomer composites[J]. Chinese Journal of Liquid Crystals and Displays, 2023, 38(2): 149

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    Paper Information

    Category: Research Articles

    Received: Oct. 12, 2022

    Accepted: --

    Published Online: Feb. 20, 2023

    The Author Email: Yu-bao SUN (sun_yubao@163.com)

    DOI:10.37188/CJLCD.2022-0333

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