142493.fig.002a
(a)
142493.fig.002b
(b)
142493.fig.002c
(c)
Figure 2: Photographs (no magnification) and SEM (500x magnification) images of the AA7075 samples submitted to different surface modifications, after the polarization: (a) bare surface, (b) modified with PTMS coating, (c) modified with ODTMS coating. The black circle shows the area exposed to the corrosion media (1.13 cm2).