Figure 2.

Surface topography of AAO templates and the cross section of the nanobrush. (a) AAO templates with diameters of 50 nm, (b) interface of the nanobrush after the AAO framework was removed, and (c) profile of the nanobrush with 50-nm nanowire array.

Zhang et al. Nanoscale Research Letters 2013 8:471   doi:10.1186/1556-276X-8-471
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