|  |   |       e
 
 
 
  
 
 


" .."
8
1. La0.7Sr0.3Mn1-xCoxO3
2. , Bi1-x Cax FeO3-x/2
3. Pr0.5Sr0.5 Co1-x Mnx O3
4. Sr0.78 Y0.22 Co1-x Fex O3-γ
5. Bi1-x  Cax  FeO3 Bi1-x  Cax  Fe1-x  Tix  O3
6. ,
7. Ba- Ln0.70Ba0.30MnO3-\delta (Ln = Pr, Nd)
8. LaCo1-xFexO3-d