posted on 2011-03-01, 00:00authored byW Zhou, Jaka Sunarso, Z G Chen, L Ge, J Motuzas, J Zou, G Wang, A Julbe, Z Zhu
Double perovskite Ba2Bi0.1Sc0.2Co1.7O6-x (BBSC) demonstrates low polarization resistance between 600 and 750 °C due to the high oxygen reduction rate of BBSC as reflected by its large DV and k values, which are derived from the face centered cubic structure and high cobalt content.