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The dispersion of single-domain particles in water
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10.1063/1.3116158
/content/aip/journal/jap/105/8/10.1063/1.3116158
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/8/10.1063/1.3116158

Figures

Image of FIG. 1.
FIG. 1.

Schematic presentation of the BaHF particles’ geometry (a) and their orientation due to magnetic attraction (b) with the cross section of a BaHF particle covered with a surfactant layer (c).

Image of FIG. 2.
FIG. 2.

Energy of interaction between the BaHF particles with respect to the separation distance , particles’ radii , and thickness-to-radius ratio (denoted in the legend). and denote van der Waals (broken line) and magnetic (full line) energies, respectively.

Image of FIG. 3.
FIG. 3.

The steric energy required for the stabilization of the BaHF particles with respect to their radii (a) and to their thickness-to-radius ratio (denoted in the legend). An enlargement is shown at the bottom (b).

Image of FIG. 4.
FIG. 4.

TEM image of the studied BaHF powder (a) with the particle-size distribution (b).

Image of FIG. 5.
FIG. 5.

Magnetic hysteresis of the studied BaHF particles (a) and the corresponding XRD pattern (b). Here H denotes the hematite and the unmarked peaks all correspond to the BaHF.

Image of FIG. 6.
FIG. 6.

TEM image of the studied BaHF particles from the suspension. * indicates some of the dispersed particles.

Image of FIG. 7.
FIG. 7.

Zeta-potential of the studied BaHF particles in water.

Tables

Generic image for table
Table I.

Results from thermal and MS analyses.

Generic image for table
Table II.

Thickness of the nonmagnetic layer and the steric energy required for the stabilization of the different size fractions of the studied BaHF powder.

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/content/aip/journal/jap/105/8/10.1063/1.3116158
2009-04-27
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: The dispersion of single-domain BaFe12O19 particles in water
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/8/10.1063/1.3116158
10.1063/1.3116158
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