Hydrothermal Corrosion of SiC Coupons Suppressed by Magnetron Sputtered Cr Coatings

Figure 5

SEM images and EDS mappings of the SiC specimens before (a–c) and after (d–f) the immersion in the autoclave for 93 days.

(a)

(b)

(c)

(d)

(e)

(f)