Macro Power from Micro Machinery

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Science  23 May 1997:
Vol. 276, Issue 5316, pp. 1211
DOI: 10.1126/science.276.5316.1211

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S. D. Senturia

Typical turbine engines generate about 100 MW of power. Scaled down to millimeter size, a turbine could generate tens of watts, enough for powering micromachinery. In their Perspective, Epstein and Senturia review past progress and recent developments in micromotor engineering.