|  |   |       e
 
 
 
  
 
 


" .."
3
1. 119 Sn CaCu3 Mn3.96 Sn0.04 O12
2. $^{119}Sn^ $CaCu_3Mn_4O_{12}$
3. Ca(CuxMn3-x)Mn4O12