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Heritage Science
Figure 5 | Heritage Science

Figure 5

From: The sulfidation process of sterling silver in different corrosive environments: impact of the process on the surface films formed and consequences for the conservation-restoration community

Figure 5

SEM–FIB investigations of an Ag925 coupon after an exposure of 168 h according to method 3. In these FIB-cross-sectioned samples, the bulk metal is located at the bottom of the image and the sulfide layer is located between the bulk metal and the platinum evaporated on top of the surface. a the FIB cut showing different phases in arrows 1 and 3 in the metal (bottom of the image) and the sulfide layer (arrow 2); b high magnification image showing a compact sulfide layer with brighter inclusions. (Images CEST, Wr.Neustadt).

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