利用透射电子显微镜(TEM)对SiC纤维(SiCf)增强Ti-48Al-1.5Mn复合材料的界面区域进行了分析.结果表明,在材料的复合过程中,SiCf与γ-TiAl基体之间发生了化学反应,形成了TiC1-x,Ti5Si3和Ti2AlC等一系列产物,并对这些产物的形成机制进行了分析.在高温条件下,C,Si原子从纤维向基体扩散和Ti,Al,Mn等原子从基体向纤维扩散,发生了界面反应.
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