Conductivity and stability of BaCe0.7Y0.3-xTaxO3-δ(x=0.05, 0.1) ceramics
LYU Qiang, YANG Chunli, MA Xinyu, YAN Min, CHEN Hong
Journal of Functional Materials . 2018, (4): 4161 -4165 .  DOI: 10.3969/j.issn.1001-9731.2018.04.029