Bulk and Grain Boundary Conductivities as Function of Temperature and Oxygen Partial Pressure of Scandia-Stabilized Zirconia Co-Doped with Yttria and Ceria

2019 ◽  
Vol 25 (2) ◽  
pp. 1635-1642 ◽  
Author(s):  
Wolfgang Preis ◽  
Andreas Egger ◽  
Jörg Waldhäusl ◽  
Werner Sitte ◽  
Eduarda De Carvalho ◽  
...  
2018 ◽  
Vol 153 ◽  
pp. 205-213 ◽  
Author(s):  
Yan Wang ◽  
Helen M. Chan ◽  
Jeffrey M. Rickman ◽  
Martin P. Harmer

2009 ◽  
Vol 149 (47-48) ◽  
pp. 2210-2214 ◽  
Author(s):  
Bakhtyar Ali ◽  
Abdul K. Rumaiz ◽  
Arif Ozbay ◽  
Edmund R. Nowak ◽  
S. Ismat Shah

1998 ◽  
Vol 548 ◽  
Author(s):  
Y. M. Park ◽  
G. M. Choi

AbsractStabilized zirconia-NiO mixture was chosen as a representative of ionic-electronic composite and the effect of mixture composition on the mixed conducting properties were studied. The measurements of oxygen partial-pressure dependence of conductivity and Hebb-Wagner polarization enabled to determine the electronic contribution to the total conduction in a wide composition range. In ion conduction region, electronic conductivity increased continuously with NiO content. The overpotentials of screen-printed YSZ-NiO electrode on YSZ electrolyte were measured and found to decrease with increasing NiO content and thus with the estimated electronic conductivity of porous electrode.


2005 ◽  
Vol 274 (1-2) ◽  
pp. 178-182 ◽  
Author(s):  
Zhi-zhen Ye ◽  
Qing Qian ◽  
Guo-Dong Yuan ◽  
Bing-Hui Zhao ◽  
De-Wei Ma

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