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Colossal electroresistance and current induced switching in ferromagnetic insulating state of
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10.1063/1.2361168
/content/aip/journal/apl/89/15/10.1063/1.2361168
http://aip.metastore.ingenta.com/content/aip/journal/apl/89/15/10.1063/1.2361168
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

curves of LCMO18 at the high and low current density biases. Arrow indicates position of peak in at . Inset: measured rise of sample temperature above base temperature as a function of base temperature for current .

Image of FIG. 2.
FIG. 2.

curves obtained using low current density in and , and the curve taken with high current density in . ER as a function of temperature is shown. It may be noted that, for , while the , the MR is negligible.

Image of FIG. 3.
FIG. 3.

characteristics in three different regimes: FMM , FMM-FMI transition region , and FMI . The inset shows a representative pulse data set in the FMI state .

Image of FIG. 4.
FIG. 4.

Variation of power law fit parameters below and above the threshold current as a function of temperature . The sample becomes strongly nonlinear in the FMI phase.

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/content/aip/journal/apl/89/15/10.1063/1.2361168
2006-10-11
2014-04-21
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Colossal electroresistance and current induced switching in ferromagnetic insulating state of La0.82Ca0.18MnO3
http://aip.metastore.ingenta.com/content/aip/journal/apl/89/15/10.1063/1.2361168
10.1063/1.2361168
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