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一个多响应的3D可变形软执行器,具有可调节的结构颜色,由石墨烯/胆固醇液晶弹性体复合物启用
Yuhan Zhang1, Baohua Yuan1, Yingjie Shi1
1Beijing Advanced Innovation Center for Materials Genome Engineering, Institute for Advanced Materials and Technology, University of Science and Technology Beijing, Beijing 100083, P. R. China. zoucheng@ustb.edu.cn.
Materials horizons
|January 2, 2025
概括
研究人员开发了一种使用胆固醇液晶弹性体 (CLCE) 和减少氧化石墨烯 (RGO) 的单层软执行器. 这个执行器表现出可逆的3D形状变化和生动的结构色彩变化,使先进的仿生应用成为可能.
科学领域:
- 材料科学 材料科学 材料科学
- 软机器人软机器人 软机器人软机器人
- 生物模拟学是一种生物模拟学.
背景情况:
- 智能软机器人需要集成的结构颜色和执行.
- 在单层胆固醇液晶弹性体 (CLCE) 执行器中实现可逆的3D可变形性和颜色变化是一项挑战.
研究的目的:
- 开发一个单层软执行器,具有多响应 (力,热,光) 3D可变形性和生动的结构颜色变化.
- 探索减少氧化石墨烯 (RGO) 的使用,以提高CLCE执行器的性能.
主要方法:
- 通过受控蒸发和RGO沉积制造了一个Janus结构CLCE.
- 利用RGO的光热效应进行光感应的形状转换.
- 研究结构梯度及其在可逆3D变形中的作用.
主要成果:
- 创建了一个单层RGO/CLCE软执行器,通过光热效应从平面形状转变为3D形状.
- RGO增强了CLCE的机械性能和颜色和度,增加了近红外 (NIR) 光响应.
- 由RGO沉积引起的结构梯度使多个可逆的3D变形成为可能.
结论:
- 展示了一种简单的策略,用于构建具有可调节结构颜色的单层3D可变形软执行器.
- 开发的执行器显示了仿生设备的潜力,如开花的花朵,植物,和捕鱼网.
- 这项工作推动了智能软机器人系统的设计.
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