Growth of Hierarchically Structured High-Surface Area Alumina on FeCrAl Alloy Wires

Figure 3

Varied morphology when isothermally oxidised at 800°C–1200°C for 16 h.

(a) 800°C

(b) 900°C

(c) 1000°C

(d) 1100°C

(e) 1200°C