以Li3xLn0.67-xTiO3为母体,通过掺杂经高温固相反应制得一系列新的锂快离子导体材料Li3xLa0.67-xCryTi1-2yNbyO3.X射线衍射分析表明x=0.10和y≤0.10的组成范围内能得到钙钛矿型的固溶体.应用交流阻抗技术测试其电导率,结果表明:系统合成物在室温下有较高的体相电导和总电导分别为10-4S/cm和10-5S/cm,其中在x=0.10和y=0.025具有最大值为3.62×10-4S/cm.同时在298～523K具有较低的体相活化能和总活化能,分别约为13～20kJ/mol和35～38kJ/mol.
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