Fig. 4
From: Transport mechanisms during the high-temperature oxidation of ternary γ/γ′ Co-base model alloys

IPF maps of externally grown CoO layers after 24 h exposure at 900 °C in synthetic air. Displayed are representative sections of the outer oxide layer on (a) 7Wsx, (b) 9Wsx and (c) 10Wsx. d Stereographic triangle for CoO. Scale bars, 10 μm