Figure 1.

Schematic diagram of the experimental procedure and photographs of the silicon template. (a, b, c) Schematic diagram of the experimental procedure for obtaining microcolumns using a disordered silicon template. Photographs of the silicon template: (d) general top view and (e) cross section.

Galceran et al. Nanoscale Research Letters 2013 8:385   doi:10.1186/1556-276X-8-385
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