摘要 |
A ceramic material with a sintering temperature below 1000° C. and a Perovskite Structure with the general stoichiometric composition A'1-x-yA''xB'1-a-bB''aB'''bO3 whereby A'=Y, La, Pr, Nd; A''=Mg, Ca, Sr, Ba; B'=Mn, Ti, V, Cr, Ni, Zn, Pb, Sb, W, Zr; B''=Co; B'''=Cu, Bl; O<x<=0.4; 0<=y<=0.1; 0.09<a<=0.6 and; 0.09<=b<=0.6. |