Figure 2.

AFM images of pristine glass (glass) and glass sputtered with gold for 30 s (glass/Au 30) and for 150 s (glass/Au 150). Ra represents average surface roughness in nanometers; AFM images in both two-dimensional (2D) and three-dimensional (3D) views are shown.

Malinský et al. Nanoscale Research Letters 2012 7:241   doi:10.1186/1556-276X-7-241
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