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SEM micrographs of the cobalt nanospheres grown on cantilever tips for STEM-EELS and electron holography experiments. (a) Cantilever pyramid tip welded to a TEM grid. (b,c) Cobalt nanospheres grown by FEBID on the apex of the cantilever already attached to the TEM grid. The diameter of the nanospheres shown is 110 nm (b) and 90 nm (c).
