December 2005
Wee Walker
A wobbly new molecule called DTA is moving in a straight line toward nanomanufacturing.
By Erika Jonietz
If each bit of digital data could be represented by a single molecule, memory devices could shrink by more than three orders of magnitude. But manufacturing such devices requires a simple way to keep molecules straight and organized. A team led by University of California, Riverside, chemist Ludwig Bartels has come up with a possible solution: molecules that walk in a straight line, without guides or templates.
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Massachusetts Institute of Technology