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Origami-inspired reprogrammable microactuator system

delete2025-10-09
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OA
AI
V
Vincent Gottwald
L
Lena Seigner
M
Makoto Ohtsuka
R
Rundong Jia
P
Pejman Shayanfard
F
Frank Wendler
L
Lars Bumke
E
Eckhard Quandt
M
Manfred Kohl *
DOI:10.1038/s41378-025-01026-xdelete
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摘要

摘要

En 中文
介绍了一种可重编程微执行器系统,该系统由拮抗式形状记忆合金(SMA)微执行器组成,用于实现按照折纸概念进行的微型尺度的双向折叠。额外的集成加热软磁垫(具有低铁磁转变温度)可实现对磁力锁定力的控制。在基于模型的设计中考虑了微执行器和磁子系统的强耦合热-机械和热-磁特性,以通过焦耳加热实现其选择性控制。提出了一种用于SMA微执行器局部形状设定的方法,以调整其记忆形状在最大或最小弯曲角度处,从而使其性能作为原动件或反动件进行功能化。开发了一种微制造工艺,该工艺考虑了处理各种材料和结构的特定要求。介绍了一个演示系统,该系统由四块边长为500 µm、角范围为约±100°的三角形瓦片组成,该系统被编程为采用金字塔形状,随后被重新编程以实现自解锁、自展开,并最终采用桌子形状。
Keyword:
Electrical and electronic engineering
Electronic properties and materials
Engineering
general

期刊

M
Microsystems and Nanoengineering
IF:
9.9
论文数:
1.3K
被引数:
6.7K

机构

I
Institute of Materials Simulation
学者数:
8
论文数: 2
被引数: 0
D
Department of Materials Science
学者数:
237
论文数: 96
被引数: 0
I
Institute of Microstructure Technology
学者数:
9
论文数: 5
被引数: 0
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引用论文

引用论文

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