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相关实验视频

Updated: Jul 23, 2025

Free-form Light Actuators &#8212; Fabrication and Control of Actuation in Microscopic Scale
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基于液晶聚氨的可编程多模式执行器,由光驱动的分子电机触发.

Jinying Bao1, Zizheng Wang1, Chenjie Song2

  • 1Beijing Advanced Innovation Center for Materials Genome Engineering & School of Materials Science and Engineering, Peking University, Beijing, 100871, P. R. China.

Advanced materials (Deerfield Beach, Fla.)
|July 17, 2023
PubMed
概括

研究人员使用分子电机开发了光敏聚合物薄膜,以创建先进的软执行器. 这些执行器使生物仿真设备和人工机器人能够进行复杂,大幅度的运动.

关键词:
对光敏感的材料.液晶聚氨是一种液晶聚氨.分子电机分子电机.多模式执行器多模式执行器

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科学领域:

  • 材料科学 材料科学 材料科学
  • 聚合物化学 聚合物化学
  • 机器人技术 机器人技术 机器人技术

背景情况:

  • 以光驱动的软执行器对于人工机器人和仿生设备至关重要.
  • 将分子异构放大到复杂运动的宏观执行仍然是一个挑战.

研究的目的:

  • 开发一种使用光触发分子电机的新型响应光的液晶聚氨弹性体.
  • 为了实现放大分子运动,以大幅度和复杂运动实现宏观执行.

主要方法:

  • 合成了一种三功能分子电机,配有乙烯基醇间隔器.
  • 在聚氨弹性体中利用分子电机作为交叉连接器和单向机.
  • 研究了所产生的可编程形状的聚合物薄膜的光触发激活.

主要成果:

  • 开发的聚合物薄膜表现出优越的机械性能和形状记忆效应.
  • 实现了各种各样的宏观运动,包括曲,解和收缩.
  • 在广泛范围内证明可调节的启动速度.

结论:

  • 该策略有效地将分子异构化放大到宏观的作用.
  • 为设计先进的光响应软执行器和机器人铺平了新的道路.
  • 突出了过度拥挤的基基分子电机在软机器人的潜力.