Enhanced low field magnetoresistance in La0.7Sr0.3MnO3–La2O3 composites

► Polycrystalline composites between La0.7Sr0.3MnO3 (LSMO) and La2O3 phases. ► The maximum LFMR value of 2.22% at 300K in 500Oe from the composite sample with 10mol% La2O3 addition. ► Low resistivity level (

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Bibliographic Details
Published in:Journal of alloys and compounds 2012-04, Vol.521, p.30-34
Main Authors: Kim, Hyo-Jin, Yoo, Sang-Im
Format: Article
Language:English
Subjects:
Alloys
Condensed matter: electronic structure, electrical, magnetic, and optical properties
Density
Electrical resistivity
Exact sciences and technology
Grain boundaries
La0.7Sr0.3MnO3 (LSMO)–La2O3 composite
Low-field magnetoresistance (LFMR)
Magnetic properties and materials
Magnetoresistance
Magnetoresistivity
Magnetotransport phenomena, materials for magnetotransport
Manganites
Percolation
Phases
Physics
Spin-dependent scattering
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Description
Summary:► Polycrystalline composites between La0.7Sr0.3MnO3 (LSMO) and La2O3 phases. ► The maximum LFMR value of 2.22% at 300K in 500Oe from the composite sample with 10mol% La2O3 addition. ► Low resistivity level (
ISSN:0925-8388
1873-4669
DOI:10.1016/j.jallcom.2011.12.121