Hopping conductivity of La1−xSrxMN1−yFeyO3

В. С. Захвалинский; R. Laiho; A. Lashkul; K.G. Lisunov; E. Lähderanta; Yu. S. Nekrasova; P.A. Petrenko

doi:10.1088/1742-6596/303/1/012066

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Hopping conductivity of La_1−xSr_xMN_1−yFe_yO₃

В. С. Захвалинский R. Laiho A. Lashkul K.G. Lisunov E. Lähderanta Yu. S. Nekrasova P.A. Petrenko

Year: 2011 Journal: Journal of Physics Conference Series Vol: 303 Pages: 012066-012066 Publisher: IOP Publishing

DOI: 10.1088/1742-6596/303/1/012066

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Abstract

The resistivity, ρ, is investigated in ceramic La₁₋xSrx Mn₁₋yFeyO₃ samples with x=0.3 and y=0.03-0.25 at temperatures T ~ 5 - 310 K in magnetic fields B up to 8 T. The metallic conductivity at y=0.03 and the variable-range hopping (VRH) conductivity between y=0.15 - 0.25 are observed

Keywords:

Conductivity Electrical resistivity and conductivity Condensed matter physics Variable-range hopping Materials science Analytical Chemistry (journal) Physics Chemistry

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Magnetic and transport properties of perovskites and related materials

Physical Sciences → Materials Science → Electronic, Optical and Magnetic Materials

Advanced Condensed Matter Physics

Physical Sciences → Physics and Astronomy → Condensed Matter Physics

Rare-earth and actinide compounds

Physical Sciences → Physics and Astronomy → Condensed Matter Physics

Hopping conductivity of La_1−xSr_xMN_1−yFe_yO₃

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Hopping conductivity of La1−xSrxMN1−yFeyO3

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