Chinese Journal of Liquid Crystals and Displays, Volume. 40, Issue 2, 218(2025)

Research progress of liquid crystal elastomer with designable and reconfigurable shape morphing

Xianbing ZENG, Ruijue DUAN, and Yubing GUO*
Author Affiliations
  • School of Medical Technology, Beijing Institute of Technology, Beijing 100081, China
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    Figures & Tables(7)
    Mechanical stretching alignment technology .(a) Uniaxial stretch[29]; (b,c) Inhomogeneous stretch[30]; (d) Bending molding[31]; (e) Mechanical emboss[32].
    Field alignment technology. (a) Electric field induce uniform orientation pattern[36]; (b) Electric field induce complicated orientation pattern[37]; (c) Magnetic field induce uniform orientation pattern[38]; (d) Magnetic field induce complicated orientation pattern[39].
    Photoalignment technology. (a) Polarized light induces order alignment of azobenzene molecules; (b) One-time exposure of digital micromirror induce molecular orientation[46]; (c)Setup of photoalignment[48]; (d) Photoalignment technology induce complicated molecular orientation pattern[49] .
    Molecular orientation layer (Rubbing) alignment technology. (a) Molecular orientation layer induces Splay pattern[51]; (b) LCE with Splay pattern realized the biomimetic Venus flytrap device[52].
    Surface microstructure alignment technology. (a) Lithography[53]; (b) Direct laser writing[54].
    3D printing. (a) Process of 3D printing inducing molecular orientation[59]; (b) 3D printing realize large-scale LCE[60]; (c) Outer magnetic field alter molecular orientation induced by 3D printing[61].
    Realization strategy of LCE with reconfigurable shape morphing. (a) Covalent adaptable networks (CANs) [62]; (b) Combination of photochemical and photothermal effects[63]; (c) Selective polymer chain decrosslinking[64]; (d) Change the molecular orientation pattern of LCE[65].
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    Xianbing ZENG, Ruijue DUAN, Yubing GUO. Research progress of liquid crystal elastomer with designable and reconfigurable shape morphing[J]. Chinese Journal of Liquid Crystals and Displays, 2025, 40(2): 218

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    Paper Information

    Category: Liquid Crystal Actuation Materials

    Received: Aug. 26, 2024

    Accepted: --

    Published Online: Mar. 28, 2025

    The Author Email: Yubing GUO (yguo@bit.edu.cn)

    DOI:10.37188/CJLCD.2024-0251

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