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Annealing-induced transition from a -oriented alloy to a hybrid structure studied by angle-dependent magnetotransport
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10.1063/1.2917414
/content/aip/journal/jap/103/9/10.1063/1.2917414
http://aip.metastore.ingenta.com/content/aip/journal/jap/103/9/10.1063/1.2917414

Figures

Image of FIG. 1.
FIG. 1.

(a) Orientation of the Hall-bar on the -oriented sample. (b) Rotation of the magnetic field in the -plane. denotes the angle of rotation.

Image of FIG. 2.
FIG. 2.

Definition of the polar and azimuth angles and .

Image of FIG. 3.
FIG. 3.

Calculated angles (solid line) and (dashed line) for a magnetic field rotating in the -plane.

Image of FIG. 4.
FIG. 4.

Calculated (solid lines) and measured (dots) values for and as a function of the angle of rotation for an applied magnetic field of 0.1 T (top) and 0.7 T (bottom) for the as grown sample (left) and those annealed at (center) and (right).

Image of FIG. 5.
FIG. 5.

Angles and of the magnetization calculated for the as grown sample (a), for the annealed sample (b), and for the annealed sample (c) for a magnetic field strength of 0.1 T (solid line) and 0.7 T (dashed line).

Image of FIG. 6.
FIG. 6.

Comparison of the angle-dependence of all samples for a magnetic field of 0.1 and 0.7 T.

Tables

Generic image for table
Table I.

Anisotropy parameters determined by analyzing the magneto-transport data of the as grown sample and of those annealed at and .

Generic image for table
Table II.

Obtained resisitivity parameters of the as grown sample and of those annealed at and .

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/content/aip/journal/jap/103/9/10.1063/1.2917414
2008-05-07
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport
http://aip.metastore.ingenta.com/content/aip/journal/jap/103/9/10.1063/1.2917414
10.1063/1.2917414
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