应用溶胶-凝胶法在1000℃下合成了磷灰石型电解质La9.33Soi6O26,并采用正交实验法研究了水硅比、硅浓度以及pH值对样品合成的影响.合成的样品经XRD表征为单相的磷灰石结构,其比表面积为4.7m2/g.合成的La9.33Si6O26粉末样品经1500℃烧结10h,相对密度达83.8%,采用交流阻抗谱法测得其800℃时的氧离子电导率为1.15×10-3S·cm-1.
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