Biomimetic fabrication of 3D structures by spontaneous folding of tapes

被引:8
作者
Bruzewicz, Derek A.
Boncheva, Mila
Winkleman, Adam
St. Clair, Jason M.
Engel, Gregory S.
Whitesides, George M. [1 ]
机构
[1] Harvard Univ, Dept Chem & Chem Biol, Cambridge, MA 02138 USA
[2] Firmenich Co, Corp R&D, CH-1211 Geneva, Switzerland
关键词
D O I
10.1021/ja062973q
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
This paper describes a biomimetic strategy for the fabrication of 3D structuresincluding an electrically functional light detectormodeled on the folding of biological macromolecules into globular shapes. The process started by fabricating precursors to 3D, millimeter-sized structures using flexible polymer tapes. These tapes were patterned with metal features supporting liquid solder, crimped into strings of 3D corrugations, and attached to flat polymer tapes to generate linear 3D structures. Capillary interactions between droplets of molten solder on adjacent faces of the crimped tapes resulted in folding of the precursors into quasi-3D and truly 3D structures. Copyright © 2006 American Chemical Society.
引用
收藏
页码:9314 / 9315
页数:2
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