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Typical SEM images of porous alumina templates with different cell sizes and pore diameters: (a) 100 and , (b) 50 and , (c) 35 and , and (d) 25 and .
SEM images of tilted views of porous alumina templates with thicknesses of (a) , (b) , (c) , and (d) .
SEM images of (a) An FePt nanodot array with cell size of , diameter of and nominal thickness of (top-left corner is the partially remaining porous template); (b) an FePt nanodot array with diameter of and periodicity of ; (c) the XRD pattern of an FePt nanodot array with periodicity and dot size, after RTA at for ; (d) the magnetic hysteresis loops of the nanodot array measured at both parallel and perpendicular to the substrate directions.
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