nanofabrication:The World’s Smallest Snowman stands less than 3 microns tall. The snowman was fabri
nanofabrication:The World’s Smallest Snowman stands less than 3 microns tall. The snowman was fabricated from three 0.9 micron silica spheres stacked with the use of electron beam lithography. The eyes and mouth were cut with a focused ion beam while the arms and nose were sculpted with platinum. -- source link