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Published online 25 February 2002 | Nature | doi:10.1038/news020218-19
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Glowing nanobots map microscopic surfaces.
Unleashing hordes of molecular robots to explore a surface's terrain can produce maps of microscopic structures and devices with higher resolutions than those produced by conventional microscopes, new research shows.
Each robot has a 'light' attached to it, allowing its random movements to be tracked around obstacles, through cracks or under overhangs.
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