在3D架构中编写胆固醇液晶弹性体的同轴直接墨水
Alicia Ng1, Rodrigo Telles2, Katherine S Riley3
1Department of Materials Science and Engineering, University of Pennsylvania, 3231 Walnut Street, Philadelphia, PA, 19104, USA.
Advanced materials (Deerfield Beach, Fla.)
|January 27, 2025
概括
研究人员开发了用于胆固醇液晶弹性体 (CLCE) 的3D打印,使机色传感器成为可能. 这一创新使复杂结构具有可调色变色特性,可用于高级应用.
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
- 增材制造 增材制造 增材制造
背景情况:
- 胆固醇液晶弹性体 (CLCEs) 为机色应用提供可调节的结构色彩和弹性.
- 现有的直接墨水写作 (DIW) 方法仅限于2D CLCE薄膜,阻碍了复杂的3D结构的制造.
研究的目的:
- 开发一种用于制造复杂的CLCE结构的3D打印方法.
- 为了能够创建具有机色特性的自支持3D CLCE组件.
主要方法:
- 使用同轴DIW打印在油墨外内的CLC油墨.
- 量身定制的油墨,具有快速的胆固醇相形成而无需化而具有质性质.
- 采用封装,用于单层打印自支的3D结构.
主要成果:
- 成功制造了3D CLCE结构,包括可视化的薄圆顶.
- 在应对压力和拉伸应力时,证明了机色色变化.
- 开发了3D机色传感器与内存功能,使用一系列的倒置圆顶.
结论:
- 同轴DIW平台可快速增材制造3D机色传感器.
- 这一进步扩大了CLCE在防伪,智能织品和软机器人等领域的潜在应用.
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