CHARACTERIZATION OF MIXED CONDUCTORS BY DC TECHNIQUES .2. EXPERIMENTAL RESULTS

被引:28
作者
MARQUES, RMC [1 ]
MARQUES, FMB [1 ]
FRADE, JR [1 ]
机构
[1] UNIV AVEIRO,DEPT CERAM & GLASS ENGN,P-3800 AVEIRO,PORTUGAL
关键词
ELECTROCHEMICAL PERMEABILITY; ION BLOCKING TECHNIQUE; MIXED VALENCE DOPANT; OXYGEN CONCENTRATION CELL; ZIRCONIA;
D O I
10.1016/0167-2738(94)90260-7
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
Ceria and titania doped YSZ mixed conductors were characterized by two different dc techniques (oxygen concentration cell EMF measurements and the ion blocking technique) for the evaluation of the ionic and electronic transport properties of these materials under different working conditions. Data obtained with these techniques and also from ac conductivity measurements are used to discuss the relative efficiency of these techniques in evaluating the transport properties of mixed conductors.
引用
收藏
页码:27 / 34
页数:8
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