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Permeability and magnetic properties of Al3+ substituted Ni0.7Zn0.3Fe2O4 nanoparticles
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10.1063/1.4748959
/content/aip/journal/jap/112/5/10.1063/1.4748959
http://aip.metastore.ingenta.com/content/aip/journal/jap/112/5/10.1063/1.4748959

Figures

Image of FIG. 1.
FIG. 1.

X-ray diffraction patterns of Ni0.7Zn0.3AlxFe2−xO4.

Image of FIG. 2.
FIG. 2.

Scanning electron microscopy images of x = 0.1, 0.3, and 0.5.

Image of FIG. 3.
FIG. 3.

Infrared spectra of Ni0.7Zn0.3AlxFe2−xO4.

Image of FIG. 4.
FIG. 4.

Variation of magnetization with applied field.

Image of FIG. 5.
FIG. 5.

Variation of magnetization (Ms) and coercivity (Hc) with Al content x.

Image of FIG. 6.
FIG. 6.

Variation of observed and calculated magneton number with Al content x.

Image of FIG. 7.
FIG. 7.

Variation of initial permeability (μi) with temperature.

Image of FIG. 8.
FIG. 8.

Variation of Curie temperature (Tc) and initial permeability (μi) with Al content x.

Image of FIG. 9.
FIG. 9.

Variation of real part of permeability () with logarithm of frequency.

Tables

Generic image for table
Table I.

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.

Generic image for table
Table II.

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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/content/aip/journal/jap/112/5/10.1063/1.4748959
2012-09-05
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Permeability and magnetic properties of Al3+ substituted Ni0.7Zn0.3Fe2O4 nanoparticles
http://aip.metastore.ingenta.com/content/aip/journal/jap/112/5/10.1063/1.4748959
10.1063/1.4748959
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