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Crossover from negative to positive magnetoresistance in heterojunctions
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10.1063/1.1995960
/content/aip/journal/apl/87/3/10.1063/1.1995960
http://aip.metastore.ingenta.com/content/aip/journal/apl/87/3/10.1063/1.1995960
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

characteristics of LCEM/STON heterojunction measured by tuning bias currents. The inset of (a) shows a schematic illustration of electrode setting. The insets of (b) and (c) present curves at temperatures of 250 and , respectively.

Image of FIG. 2.
FIG. 2.

Magnetoresistance of the LCEM/STON junction measured under a field of and at selected currents , 0, . The inset displays the MR of LCEM/STON junction as a function of bias currents under a field of and at the selected temperature of .

Image of FIG. 3.
FIG. 3.

Magnetoresistance of the LCEM/STON junction as a function of magnetic field at the selected current .

Image of FIG. 4.
FIG. 4.

Temperature dependence of diffusion voltage and breakdown voltage of the LCEM/STON junction.

Image of FIG. 5.
FIG. 5.

Schematic diagrams for the band structure of LCEM and STON at (a) and (b) .

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/content/aip/journal/apl/87/3/10.1063/1.1995960
2005-07-11
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Crossover from negative to positive magnetoresistance in La0.7Ce0.3MnO3-SrTiO3-Nb heterojunctions
http://aip.metastore.ingenta.com/content/aip/journal/apl/87/3/10.1063/1.1995960
10.1063/1.1995960
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