Description:  These tiny rotors are constructed of photosensitive resin and are about five microns in diameter, or the size of a red blood cell. They rotate via the force light exerts on surfaces, similar to the way wind drives a windmill.
Source:  Hungarian Academy of Sciences
Story:  Light spins resin rotors
TRN January 17, 2001
TRN Categories:  Microelectromechanical Systems
Form:  Still

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