可重新配置的镜架构材料的合理设计
Johannes T B Overvelde1,2, James C Weaver3, Chuck Hoberman3,4,5
1School of Engineering and Applied Sciences, Harvard University, Cambridge, Massachusetts 02138, USA.
Nature
|January 20, 2017
概括
研究人员开发了一种可重构材料的新设计策略, 这种方法可以通过内部机制创建具有可调节功能的3D架构材料,从而实现多种变形.
科学领域:
- 材料科学
- 机械工程
- 原创工程
背景情况:
- 有固定几何形状的建筑材料很常见.
- 可重新配置的材料通过内部机制提供可调节的功能.
- 斯纳波基的原形设计激发了新的几何设计.
研究的目的:
- 引入3D可重新配置材料的设计策略.
- 探索这些结构的移动性和变形.
- 在架构材料中实现可调的功能.
主要方法:
- 使用填充空间的多面体.
- 创建硬板和弹性链的周期组合.
- 使用数值分析和物理原型.
主要成果:
- 发现了各种各样的变形和内部重组.
- 展示了可重新配置材料的强大设计策略.
- 通过数值和物理模型验证原则.
结论:
- 这种以snapology为灵感的策略可以创建3D可重构材料.
- 设计原则是规模独立的,从宏观到纳米尺度适用.
- 这种方法为下一代可变架构和可调光子系统铺平了道路.
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