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Ferromagnetic percolation in dilute magnetic semiconductor
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10.1063/1.1899768
/content/aip/journal/apl/86/15/10.1063/1.1899768
http://aip.metastore.ingenta.com/content/aip/journal/apl/86/15/10.1063/1.1899768
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Color online) Low-temperature FM response of DMS. (a) Field-dependent magnetization for ; (b) Temperature-dependent magnetization of for various Mn concentrations (applied field is ). The inset shows the Curie–Weiss extrapolation for the sample. All magnetic quantities are per unit volume of DMS.

Image of FIG. 2.
FIG. 2.

Arrott plot of from the longitudinal and Hall resistivities at different temperatures and magnetic fields. Inset: Anomalous Hall coefficient vs .

Image of FIG. 3.
FIG. 3.

(Color online) (a) Remanent and field-induced magnetization of a thin film under . Inset: dependence of and . (b) Temperature-dependent ac susceptibility of films for , 5.4%, 6.4%, and 8.5%. The peak positions shift to higher temperature with increased values of . , , and .

Image of FIG. 4.
FIG. 4.

(Color online) Temperature-dependent resistivity of a film. Transport above is dominated by the parallel substrate. Inset: Resistivity under magnetic field.

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/content/aip/journal/apl/86/15/10.1063/1.1899768
2005-04-05
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Ferromagnetic percolation in MnxGe1−x dilute magnetic semiconductor
http://aip.metastore.ingenta.com/content/aip/journal/apl/86/15/10.1063/1.1899768
10.1063/1.1899768
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