采用雾化-双辊急冷法成功地制备了快速凝固Mg-6Zn-5Ce(质量分数,下同)合金薄片,并利用透射电子显微镜、X射线衍射仪和差示扫描分析仪对其微观组织、物相种类和热稳定性进行了研究.研究发现,快速凝固Mg-6Zn5-5Ce合金的组织细小,晶粒尺寸约为5μm.合金中均匀分布着细小、弥散的第二相颗粒,经分析可知,这种以球状为主的颗粒为高熔点的MgxZnyCez三元相,其Zn/Ce原子比约为2∶1.
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