日本金属学会2023年春期(第172回)講演大会

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一般講演

5.Materials Chemistry » Aqueous Corrosion and High Temperature Corrosion Performance

[G] High Temperature Oxidation and Corrosion (1)

Wed. Mar 8, 2023 1:30 PM - 5:00 PM Rm. C (Rm.166,2nd Flr.,Buld.No.1)

Chair:Yen-Ling Kuo(Nagaoka University of Technology), Takumi Nishimoto

1:30 PM - 1:45 PM

[12] Grain boundary oxygen diffusion in polycrystalline Al2O3 determined by oxidation rate of AlN/Al2O3 composites

*Phanuwat Khlaisongkhram1, Yen-Ling Kuo1, Makoto Nanko1 (1. Nagaoka University of Technology)

Keywords:Al2O3、Grain boundary diffusion、High-temperature oxidation

The diffusivity of oxygen through the grain boundary of alumina in 10 vol% AlN/Al2O3 composites is determined by our mathematic model using the value from the high-temperature oxidation experiment.

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