摘要 |
A lanthanide oxide ceramic material having the general formula: LaaLnbM'cM''dO3- delta , wherein Ln is a combination of Ce, Pr and Nd; M' is at least one alkaline earth metal; M'' is at least one metal selected from the group consisting of Co, Fe, Ni, Zn, Cu, Mn, Al, V, Ir, Mo, W, Pd, Pt, Mg, Ru, Rh, Cr and Zr; and 0 ≤ a ≤ 1; 0.01< b ≤ 1; 0 ≤ c ≤ 0.6; 0 ≤ d ≤ 1; and -1 < delta < +1 o |