ALUMINALESS COMPOSITE SOLID ELECTROLYTES I - ENHANCED ELECTRICAL TRANSPORT IN BETA-LI2SO4-NA2SO4 SYSTEM

被引:12
|
作者
CHAKLANOBIS, S [1 ]
SHAHI, K [1 ]
SYAL, RK [1 ]
机构
[1] CHRIST CHURCH COLL,DEPT CHEM,KANPUR 208016,INDIA
关键词
D O I
10.1016/0167-2738(90)90051-R
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
beta-Li2SO4-Na2SO4 composites have been prepared by quenching the melt and characterized by DTA and complex impedance analysis to obtain dc electrical conductivity (sigma(dc)). The samples containing upto 50 m/o Na2SO4 are actually mixtures of beta-Li2SO4 and LiNaSO4 and those containing 50 to 100 m/o Na2SO4 are essentially mixtures of Na2SO4 and LiNaSO4. Both the mixtures exhibit enhanced sigma by 1 to 2 orders of magnitude. The mechanism of enhancement in these mixtures appears to be similar to that in Al2O3-dispersed solid electrolytes, better known as "composite solid electrolytes". Thus there is enormous scope for further studies on the so-called aluminaless composite solid electrolytes, and possibility of even developing them into commercial solid electrolytes.
引用
收藏
页码:107 / 117
页数:11
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