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Room temperature ferromagnetism in non-magnetic doped TiO2 nanoparticles
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10.1063/1.4795615
/content/aip/journal/jap/113/17/10.1063/1.4795615
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/17/10.1063/1.4795615

Figures

Image of FIG. 1.
FIG. 1.

Thermogravimetric (weight loss) and DSC scans of the initial gels obtained with  = 6 and  = 3 (o and •, respectively).

Image of FIG. 2.
FIG. 2.

Room temperature hysteresis loops: (▪) undoped ( = 6) calcined nanoparticles, (o) N-doped ( = 3) calcined nanoparticles, and (Δ) N-doped ( = 3) post-annealed nanoparticles under vacuum.

Image of FIG. 3.
FIG. 3.

Temperature dependence of (a) the low field ( = 50 Oe) and (b)high field ( = 6 T) magnetization: (▪) undoped ( = 6) calcined nanoparticles, (o) N-doped ( = 3) calcined nanoparticles, and (Δ) N-doped ( = 3) post-annealed nanoparticles under vacuum.

Tables

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Table I.

Nitrogen (at. % N) and carbon (at. % C) atomic contents, room temperature saturation () and remanent magnetization () for the analyzed TiO nanoparticles.

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/content/aip/journal/jap/113/17/10.1063/1.4795615
2013-03-20
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Room temperature ferromagnetism in non-magnetic doped TiO2 nanoparticles
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/17/10.1063/1.4795615
10.1063/1.4795615
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