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以LiTi2(PO4)3为母体,以天然高岭石为起始原料,经高温固相反应制得了一系列新的锂快离子导体Li1.2+x-yAl0.1+xTi1.9-xSi0.1SyP2.9-yO12(以下简称Al-S-Lisicon).X射线粉末衍射分析结果表明在x≤0.30,y<0.2+x的组成范围内均能得到类似于Nasicon三方结构的相.应用交流阻抗技术测定电导率的结果表明起始组成为x=0.20,y=0.20的合成物电导率最高,室温下为6.01×10-5S/cm,573K时达1.11×10-2S/cm,其在373~573K间的活化能为28.6kJ/mol,分解电压为3.1V.
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功能材料
ISSN: 1001-9731
CN: 50-1099/TH
Year: 2006
Issue: 10
Volume: 37
Page: 1596-1598,1602
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 4
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