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通过在Ce-TZP基体中加入AlOOH及矿化剂TiO2或反应剂SrCO3制备了原位Al2O3片晶/Ce-TZP复合材料和原位SrO·6Al2O3棒晶/Ce-TZP复合材料.在烧结过程中TiO2促进Al2O3晶粒发生显著的各向异性生长原位生成的片晶、Al2O3与SrCO3发生反应,原位生成的高度各向异性的棒晶,它们在基体中分布均匀,具有较大的纵横比.烧结温度对片晶/棒晶的大小和含量有明显影响.通过在基体中原位形成片晶或棒晶,材料的力学性能有明显的改善.

参考文献

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