Nanofibers created in orderly fashion

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Grad student Chieh Chang wrote the word Cal using a new electrospinning technique developed in Liwei Lins laboratory at UC Berkeley. Ron Wilson photo.
Grad student Chieh Chang wrote the word "Cal" using a new electrospinning technique developed in Liwei Lin's laboratory at UC Berkeley. Ron Wilson photo.

For 72 years, scientists have been able to use electric fields to spin polymers into tiny fibers. But there's been just one problem: Like worms that won't stop wriggling, the fibers tangle randomly almost as soon as they are created.


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