Synthesis and properties of phases in the system BaCO3-PbO-Nb2O5

被引:0
作者
Shtin, SA [1 ]
Podkorytov, AL [1 ]
Zhukovskii, VM [1 ]
Sokolova, EV [1 ]
Kudakaeva, SR [1 ]
机构
[1] Ural State Univ, Ekaterinburg 620083, Russia
基金
俄罗斯基础研究基金会;
关键词
Electrical Conductivity; Solid Solution; Barium; Acid Medium; Structure Type;
D O I
10.1023/B:INMA.0000023968.67549.54
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The phase formation kinetics and phase relations in the BaCO3-PbO-Nb2O5 system are studied. Barium lead niobates are prepared by solid-state reactions, and the composition ranges of solid solutions with different structures are determined. All of the materials are examined by x-ray diffraction, and their stability in acid media is assessed. The electrical conductivity of the Pb-containing niobates is measured. The results are used to analyze property-structure-composition relations. Based on the phase-equilibrium data and the chemical stability and electrical properties of the niobates, the structure types and compositions of niobates are identified which are the most attractive for producing ion-selective materials.
引用
收藏
页码:415 / 419
页数:5
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