XPS, FTIR, EDX, and XRD Analysis of Al₂O₃ Scales Grown on PM2000 Alloy

Figure 2

Typical morphology of the surface scales of PM2000 after 7 h exposure at 873 K (a), 1073 K (b), 1173 K (c), and 1473 K (d).

(a)

(b)

(c)

(d)