数字多相复合材料通过增材制造
Lawrence T Smith1, Robert B MacCurdy1
1Paul M. Rady Department of Mechanical Engineering, University of Colorado Boulder, 1111 Engineering Dr. UCB 427, Boulder, CO, 80309, USA.
Advanced materials (Deerfield Beach, Fla.)
|January 5, 2024
概括
这项研究证明了对3D打印复合材料的机械性质的独立控制. 这些先进的材料提供可调节的弹性和性,为定制组织模仿铺平了道路.
科学领域:
- 材料科学 材料科学 材料科学
- 添加剂制造 添加剂制造 添加剂制造
- 复合材料 复合材料 复合材料
背景情况:
- 传统的工程材料具有合的机械性能,限制了设计灵活性.
- 实现对多种材料性质的独立控制是一个重大的工程挑战.
研究的目的:
- 为了证明在增材制造的复合材料中对多种机械性质的连续,独立控制.
- 通过建立微观成分度和宏观性质之间的分析映射,使逆材料设计成为可能.
主要方法:
- 复合材料的增材制造使用刚性塑料,软弹性体和液体成分.
- 机械性能的实验性表征,包括模量和性.
- 开发用于反向材料设计的分析映射.
主要成果:
- 在3D打印复合材料中证明了对多种机械性能的独立控制.
- 实现了广泛的材料性能,覆盖了四个数量级的模量和两个数量级的性.
- 通过打印具有规定的属性分布的工件,成功展示了反向材料设计.
结论:
- 开发的方法使得能够创建具有精确控制的机械性能的复合材料.
- 这些可调整的复合材料显示出有希望的机械可信的生物组织模仿.
- 增材制造为设计具有定制多维性质的材料提供了一个强大的平台.
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