Figure 1.

AFM images of the starting Au film: (a) 40 μm × 40 μm AFM scan of the starting 28-nm Au film sputter-deposited on the mica substrate; (b) 0.5 μm × 0.5 μm AFM scan of the same sample, to evidence the percolative nature of the film.

Ruffino et al. Nanoscale Research Letters 2011 6:112   doi:10.1186/1556-276X-6-112
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