Figure 2.

Surface topography of AAO templates and the cross section of the nanobrush. (a) AAO templates with diameters of 50 nm; (b) and (c) are the profile of the nanobrush with 20 and 50 nm nanowire array.

Zhang et al. Nanoscale Research Letters 2012 7:506   doi:10.1186/1556-276X-7-506
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