Abstract: This paper reports the observation and analysis results on three kinds of impurity in β″-Al2O3 by using EPMA-EDS.We studied the differences of electric conductivity between the area containing inmpurity and the normal area by ion transport metho
Abstract: This paper reports the observation and analysis results on three kinds of impurity in β″-Al2O3 by using EPMA-EDS.We studied the differences of electric conductivity between the area containing inmpurity and the normal area by ion transport metho
文摘:用EPMA-EDS组合仪，对β″氧化铝中的三种典型杂质进行了形貌观察和成分分析，并用电子束诱导离子迁移法，研究了杂质区及正常区的离子电导差异，讨论了不同杂质的特点及对β″氧化铝作用中的危害。