Remotely Controlled Nanomachines

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Adding legs to molecules of azobenzene adhered to a gold surface allows them to change shape when illuminated with a UV laser. Credit: M. J. Comstock et al. Physical Review Letters
Adding legs to molecules of azobenzene adhered to a gold surface allows them to change shape when illuminated with a UV laser. Credit: M. J. Comstock et al. Physical Review Letters

Physicists at the University of California at Berkeley have produced images that show how light can control some of the smallest possible machines.


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