在C.I.C.中, 在光驱液晶弹性纤维中,以elegans为灵感的波浪运动
Yasaman Nemati1, Ming Cheng2,3, Zixuan Deng1
1Faculty of Engineering and Natural Sciences, Tampere University, P.O. Box 541, 33101 Tampere, Finland.
iScience
|February 2, 2026
概括
研究人员开发了一种光控制的软执行器,模仿水下运动的波浪运动. 这种毫米尺度的液晶弹性体纤维显示可编程的方向盘和长度依赖的性能.
科学领域:
- 软机器人软机器人 软机器人
- 生物模拟运动机械
- 液晶弹性体是一种液晶弹性体.
背景情况:
- 波浪运动在自然界中很常见,但很难在水下应用的微型软执行器中复制.
- 软执行器对于高效的机动控制和在流体环境中的导航至关重要.
研究的目的:
- 开发一种光控制的柔软执行器,能够以*C. elegans*为灵感进行波动运动.
- 使用液晶弹性体 (LCE) 纤维实现毫米级的水下运动.
主要方法:
- 利用四个激光束的顺序激发,在LCE纤维中诱导双形激活.
- 为了控制波浪,在变形相之间引入了45度的相延迟.
- 调节激光功率用于定向转向,调节光纤长度用于振幅控制.
主要成果:
- 在水中表现出稳定的八角形状轨迹.
- 通过激光功率调制实现可编程的定向转向.
- 展示了用于振幅调节的长度依赖的执行性能.
结论:
- 在毫米尺度的LCE纤维执行器中成功实现了光控制的波浪运动.
- 开发的执行器为水下软机器人应用提供可编程控制和可调节的性能.
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