Microstructural and Mössbauer Spectroscopy Studies of Mg_1−𝑥Zn_𝑥Fe₂O₄(𝑥=0.5,0.7) Nanoparticles

Table 3

Mössbauer parameters of isomer shift (IS), quadrupole splitting (QS), magnetic hyperfine field (𝐻), line width (Γ), and absorption area (𝐴₀) for Mg_0.5Zn_0.5Fe₂O₄ annealed at different temperatures.

Mg0.5Zn0.5Fe2O4	Component	IS (mm/s)	QS (mm/s)	𝐻 (T)	Γ (mm/s)	𝐴0 (mm/s)
0°C	Sextet (B)	0.313	−0.027	28.556	0.288	91.8
	Double	0.348	1.05	—	0.547	8.2
400°C	Sextet (B)	0.306	0.032	28.503	0.322	95.6
	Double	0.333	0.570	—	0.376	4.4
800°C	Sextet (B)	0.318	0.005	24.234	0.268	100