Structural and Magnetic Properties of Ba₃[Cu_0.8−xZn_xMn_0.2]₂Fe₂₄O₄₁ Z-Type Hexaferrites

Table 6

Curie temperatures of the magnetic phases in Ba₃[Cu_0.8−xZn_xMn_0.2]₂Fe₂₄O₄₁ samples.

x	Curie temperature Tc (°C)				Magnetic phases
0.0	336	—	440		Mn2Y, BaM, Cu2Z
0.2	294	370	402	440	Mn2Y, Zn2Z, Cu2Z
0.4	227	356	396		(Mn,Zn)2Y, Zn2Z, (Cu,Zn)2Z
0.6	183	338	383		(Mn,Zn)2Y, Zn2Z, (Cu,Zn)2Z
0.8	146	329	383	431	Zn2Y, Zn2Z, BaM