Figure 1.

Schematic diagram showing the fabrication of silver nanostructures using various types of AAO template. (a) Round-top-hexagon, (b) sharp-wave-shape, (c) round-top-shape, (d) needle-on-round-top-shape, and (e) needle-shape structures.

Cha et al. Nanoscale Research Letters 2012 7:292   doi:10.1186/1556-276X-7-292
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