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相关实验视频

Updated: Jan 6, 2026

Four-Dimensional Printing of Stimuli-Responsive Hydrogel-Based Soft Robots
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可编程的3D形态生物渐变水凝执行器,具有快速响应和大幅度变形.

Jiaxin Zeng1, Zhiyu Zheng1, Sicheng Wu1

  • 1Biomaterials Research Center, School of Biomedical Engineering, Southern Medical University, Guangzhou, 510515, P. R. China.

Small (Weinheim an der Bergstrasse, Germany)
|September 27, 2025
PubMed
概括

研究人员开发了用于软机器人的先进梯度水凝. 这些水凝表现出超快速,大应变驱动和3D形状变形能力,使得生物模拟运动,如跳跃和爬行在光驱动的机器人.

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科学领域:

  • 材料科学 材料科学 材料科学
  • 机器人技术 机器人技术 机器人技术
  • 生物医学工程 生物医学工程

背景情况:

  • 水凝执行器对于软机器人,生物医学设备和可穿戴电子产品至关重要.
  • 目前的局限性包括制造具有高速运动,大应变执行和3D变形的水凝的挑战.
  • 实现这些属性对于实际应用至关重要.

研究的目的:

  • 开发一种具有增强性能的新型梯度水凝执行器.
  • 为了实现可编程的3D形状变形和快速响应启动.
  • 探索光驱软机器人和生物体设备中的应用.

主要方法:

  • 使用吸收紫外线的前体和光聚合制造温度敏感的梯度水凝的制造.
  • 引入基托-寡糖 (COS) 来增强梯度结构和多孔性.
  • 整合一个基尼-交叉连接的凝网络作为光热传感器,用于光响应.
  • 使用光罩技术,精确控制局部梯度结构.

主要成果:

  • 实现了超快的曲速率 (190°/s) 和大幅度 (760°).
  • 展示了可编程的3D形状变形能力 (3D1到3D2变形).
  • 成功创建了以光驱动的软机器人,表现出仿生动作 (倒,跳跃,爬行).
关键词:
生物仿真驱动的启动快速响应 快速响应梯度水凝的水凝是一种梯度水凝.大幅度变形的变形.

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结论:

  • 开发的梯度水凝执行器提供可编程,快速响应和3D形状变形特性.
  • 这项技术显著扩大了软机器人和生物设备的潜力.
  • 该研究为先进的水凝执行器设计提供了一个有前途的方法.