Karen created the world's smallest logo with a size of only ~2 microns for his friend Kevin, the Digg founder.
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“The microscope is a dual-beam focused ion beam/scanning electron microscope. So I milled the word using the beam of gallium ions, but the pictures are all taken with the electron beam. The sample was tilted a bit so that you can see that the words are actually milled into the material.â€
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