De Broglie wavelength of protons at the Large Hadron Collider (4 TeV as of 2012 ) 10 ... As of 2016, the 10 nanometre was the smallest semiconductor device fabrication node: 40 nm Extreme ultraviolet wavelength 50 nm Flying height of the head of a hard disk ... MEMS micro-engine [citation needed] 500 μm – average length of a grain ...
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