Lithium ion conduction in LiTi2(PO4)3

被引:90
作者
Takada, K [1 ]
Tansho, M [1 ]
Yanase, I [1 ]
Inada, T [1 ]
Kajiyama, A [1 ]
Kouguchi, M [1 ]
Kondo, S [1 ]
Watanabe, M [1 ]
机构
[1] Natl Inst Res Inorgan Mat, Tsukuba, Ibaraki 3050044, Japan
基金
日本科学技术振兴机构;
关键词
lithium titanium phosphate; glassy electrolyte; lithium ion conductor;
D O I
10.1016/S0167-2738(01)00688-9
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Li+ ion conduction was examined for a mixture of LiTi2(PO4)(3) (LTP) and a glassy electrolyte. 0.01Li(3)PO(4)-0.63Li(2)S-0.36SiS(2). The addition of LTP with 10 wt.% resulted in a significant decrease in activation energy for conduction and little influence on the Lif ion conductivity, although it reduced the conduction path in the glass. The Li-7 NMR spectra of LTP was quite similar to that of Li1.3Al0.3Ti1.7(PO4)(3) (LATP) with a high conductivity of 10(-3) S cm(-1). These results suggest that Li+ ion conduction in LTP is as high as that in the glassy electrolyte and LATP. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:241 / 247
页数:7
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