Optimizing surfactant templating of yttria-stabilized zirconia aerogels for high-temperature applications: Effect of cationic surfactant

Author(s):  
Rebecca C. Walker ◽  
Jamesa L. Stokes ◽  
Frances I. Hurwitz ◽  
Haiquan Guo ◽  
James K. Ferri
2013 ◽  
Vol 591 ◽  
pp. 245-248 ◽  
Author(s):  
Jin Feng Xia ◽  
Hong Qiang Nian ◽  
Tao Feng ◽  
Hai Fang Xu ◽  
Dan Yu Jiang

In some applications such as automotive oxygen sensor, 5mol% Y2O3stabilized zirconia (5YSZ) is generally used because it has both excellent ionic conductivity and mechanical properties. The automotive oxygen sensor would experience a cyclic change from high temperature (engine running) environment to the low temperature damp environment (in the tail pipe when vehicle stops). The conductivity change with coupled conditions of thermal cycle and dump environment in the 5mol%Y2O3ZrO2(5YSZ) system was examined by XRD,Impedance spectroscopy and transmission electron microscopy (SEM) in this paper.


2019 ◽  
Vol 45 (7) ◽  
pp. 9462-9467 ◽  
Author(s):  
Kuk-Jin Hwang ◽  
Miyoung Shin ◽  
Myung-Hyun Lee ◽  
Heesoo Lee ◽  
Mi Young Oh ◽  
...  

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