29 Structural Study of the Modified Cu 0.4 Co 0.4 Ni 0.4 Mn 1.8 O 4 . . .
469
Fig. 29.6 Microstructure of modified Cu 0.1 Ni 0.8 Co 0.2 Mn 1.9 O 4 ceramics: (a) batch No 1 (1 %
NiO), (b) batch No 2 (8 % NiO), (c) batch No 3 (10 % NiO), (d) batch No 4 (12 % NiO)
cps
100
50
Cu
O
Cu
Mn
Si
0
0
2
4
6
8
Cu
Cu
Co
Mn
Mn
Ni
10
Energy, keV
Fig. 29.7 Elemental composition of grain for Cu 0.1 Ni 0.8 Co 0.2 Mn 1.9 O 4 ceramics
469
Fig. 29.6 Microstructure of modified Cu 0.1 Ni 0.8 Co 0.2 Mn 1.9 O 4 ceramics: (a) batch No 1 (1 %
NiO), (b) batch No 2 (8 % NiO), (c) batch No 3 (10 % NiO), (d) batch No 4 (12 % NiO)
cps
100
50
Cu
O
Cu
Mn
Si
0
0
2
4
6
8
Cu
Cu
Co
Mn
Mn
Ni
10
Energy, keV
Fig. 29.7 Elemental composition of grain for Cu 0.1 Ni 0.8 Co 0.2 Mn 1.9 O 4 ceramics