Oxidation and Corrosion Behavior of Nanolaminated MAX-Phase Ti₂AlC Film Synthesized by High-Power Impulse Magnetron Sputtering and Annealing

Figure 7

Microstructure and chemistry of the films after isothermal oxidation. (a) Low magnification TEM image of amorphous matrix Ti-Al-C films at 800°C for 5 h polycrystalline Al₂O₃ substrate. The EDX mapping of the (b) Al, (c) Ti, and (d) O. (e) Low magnification TEM image of MAX-phase Ti₂AlC film at 800°C for 5 h on polycrystalline Al₂O₃ substrate. The EDX mapping of the (f) Al, (g) Ti, and (h) O.

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