Volume 90 Issue 28 | pp. 30-31
Issue Date: July 9, 2012

More Than Just A Smiley Face

Researchers struggle to find practical applications for nanoscale patterning technique
Department: Science & Technology
News Channels: Nano SCENE, Biological SCENE, Materials SCENE
Keywords: DNA origami, DNA nanotechnology

If people recall only one thing from Paul W. K. Rothemund’s 2006 paper introducing DNA origami to the world, it’s the smiley faces. Looking at the 20-odd 100-nm visages grinning in one of the report’s atomic force microscopy (AFM) images, one can’t help but wonder if there was ever a more cheerful chemical picture.

“Everybody remembers the smiley faces,” says Nadrian C. (Ned) Seeman, the New York University . . .

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