Conductive property of Zr0.1Fe0.9V1.1Mo0.9O7 with low thermal expansion
He Xiaoke1, Qi Heng1, Xu Qi1, Liu Xiansheng2, †, Xu Lei1, Yuan Baohe1, ‡
       

(a) Representative Zr0.1Fe0.9V1.1Mo0.9O7 AC impedance spectra for 503–623 K. (b) Equivalent circuit: Rs, R1, R2, and R3 are the electrical resistances of grain, grain boundary, and ion/electrode interface, respectively. Impedance spectra at (c) 533 K, (d) 563 K, and (e) 623 K.