Figure 2.

Schematic illustrations. Formation of interfacial polygonal patterning via (a to b and b to f) surfactant-mediated self-assembly of gold nanoparticles and (a to b and b to d) formation of gold sponges. The insets stand for the figure legend.

Zhang et al. Nanoscale Research Letters 2013 8:436   doi:10.1186/1556-276X-8-436
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