Drawing suspended polymer micro-/nanofibers using glass micropipettes

被引:116
作者
Nain, Amrinder S. [1 ]
Wong, Joanna C.
Amon, Cristina
Sitti, Metin
机构
[1] Carnegie Mellon Univ, Dept Mech Engn, Pittsburgh, PA 15213 USA
[2] Carnegie Mellon Univ, Inst Complex Engn Syst, Pittsburgh, PA 15213 USA
基金
美国国家科学基金会;
关键词
D O I
10.1063/1.2372694
中图分类号
O59 [应用物理学];
学科分类号
摘要
This letter proposes a method for fabricating suspended micro-/nanoscale polymer fibers continuously, in which polymeric micro-/nanofibers are formed by drawing and solidification of a viscous liquid polymer solution which is pumped through a glass micropipette. By controlling the drawing parameters, this method is demonstrated to form networks of suspended fibers having amorphous internal structure and uniform diameters from micrometers down to sub-50-nm for different molecular weights of polystyrene dissolved in xylene. (c) 2006 American Institute of Physics.
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页数:3
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