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High temperature investigation of the magnetization behavior in cobalt substituted ZnO
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10.1063/1.2432378
/content/aip/journal/jap/101/3/10.1063/1.2432378
http://aip.metastore.ingenta.com/content/aip/journal/jap/101/3/10.1063/1.2432378
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Semilog x-ray diffractograms of -series samples sintered at different temperatures for each time.

Image of FIG. 2.
FIG. 2.

(a) The virgin plots of -series samples recorded at . The inset shows a full loop for the sample. (b) The plots of ferromagnetic fraction of the -series samples. The inset shows a full loop for the sample, clearly showing the hysteresis.

Image of FIG. 3.
FIG. 3.

The magnetization vs temperature data of the sample recorded in a field of .

Image of FIG. 4.
FIG. 4.

(a) curves of the sample recorded at 23, 300, 400, 460, 490, 520, 560, and . The inset shows the behavior at , clearly showing the paramagnetic behavior. (b) The behavior of the ferromagnetic fraction extracted from the raw data of (a), revealing the decrease in magnetization.

Image of FIG. 5.
FIG. 5.

The high field -vs- plots (i.e., Arrott’s plots) deduced from data of Fig. 4 for 10% cobalt substituted ZnO sample .

Image of FIG. 6.
FIG. 6.

The behavior of the FM fraction (in emu per unit mass of the added cobalt) in the 5% Co–and 10% Co–ZnO samples: (a) and (b) .

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/content/aip/journal/jap/101/3/10.1063/1.2432378
2007-02-01
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: High temperature investigation of the magnetization behavior in cobalt substituted ZnO
http://aip.metastore.ingenta.com/content/aip/journal/jap/101/3/10.1063/1.2432378
10.1063/1.2432378
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