Effect of rare earth additives on alumina fiber development in Ti-Al intermetallic matrix composite

• 作 者: 王芬 范志康 林营
• 机 构: SchoolofMaterialsScienceandEngineering,SchoolofMaterialsScienceandEngineering
• 出 处: 中国有色金属学会会刊：英文版
• 发表日期: 2006年A03期
• 关键词: 稀土元素 铝 纤维 金属化合物 微观结构 rare earth additives alumina fiber intermetallic composi
• 基金项目: Foundation item： Projects（50432010, 50372037） supported by the National Natural Science Foundation of China

<正>Al2O3(f)/TiAl composites were synthesized by an exothermic reaction method using Ti,Al and TiO2 powders doped with Nb2O5 and La2O3. The effect of Nb2O5 and La2O3 additives on the growth and morphology of the fibers, the phases and microstructure