X-ray diffraction patterns of Ni0.7Zn0.3AlxFe2−xO4.
Scanning electron microscopy images of x = 0.1, 0.3, and 0.5.
Infrared spectra of Ni0.7Zn0.3AlxFe2−xO4.
Variation of magnetization with applied field.
Variation of magnetization (Ms) and coercivity (Hc) with Al content x.
Variation of observed and calculated magneton number with Al content x.
Variation of initial permeability (μi) with temperature.
Variation of Curie temperature (Tc) and initial permeability (μi) with Al content x.
Variation of real part of permeability () with logarithm of frequency.
Lattice constant (a), x-ray density (dx), crystallite size (t), specific surface area (S), bulk density (dB), and porosity (P) of Ni0.7Zn0.3Fe2−xAlxO4.
Band positions (ν1 and ν2), force constant (Kt and KO) and bond length (RA and RB) of Ni0.7Zn0.3Fe2−xAlxO4.
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