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Magnetic studies of GaN nanoceramics
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10.1063/1.2432275
/content/aip/journal/apl/90/4/10.1063/1.2432275
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/4/10.1063/1.2432275

Figures

Image of FIG. 1.
FIG. 1.

X-ray diffractograms of GaN powders (a) and nanoceramics (b).

Image of FIG. 2.
FIG. 2.

Volume magnetization vs temperature for GaN nanoceramic prepared from the nanopowders sintered at . (ZFC-FC measurements with additionally sweeping temperature up and down for FC sample.)

Image of FIG. 3.
FIG. 3.

Magnetic hysteresis for GaN nanoceramic prepared from nanopowders obtained at measured at and [signal of empty sample holder is added for comparison (broken line)]. Inset: expanded scale of field axis.

Image of FIG. 4.
FIG. 4.

Magnetization vs magnetic field for different temperatures for GaN nanoceramic prepared from nanopowders sintered at .

Tables

Generic image for table
Table I.

Mean grain sizes of GaN nanopowders and nanoceramics. Symbols , mean size of grain of GaN nanopowder; , mean size of nanocrystallite of GaN nanoceramic (both calculated using the Scherrer formula).

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/content/aip/journal/apl/90/4/10.1063/1.2432275
2007-01-26
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Magnetic studies of GaN nanoceramics
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/4/10.1063/1.2432275
10.1063/1.2432275
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