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High temperature conductance characteristics of -heterostructures under equilibrium oxygen atmospheres
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10.1063/1.3457386
/content/aip/journal/apl/97/1/10.1063/1.3457386
http://aip.metastore.ingenta.com/content/aip/journal/apl/97/1/10.1063/1.3457386
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Reference measurements on a STO single crystal (a) and a LAO single crystal (b) vs in a double logarithmic plot measured at various temperatures: 1100 K (▽), 1050 K (▲), 1000 K (○), 950 K (◼), and 850 K (●). Inset: schematic illustration of the sample geometry.

Image of FIG. 2.
FIG. 2.

[(a)–(c)] HTC characteristics of a LAO/STO-heterostructure (red, filled circles) and a STO single crystal (open circles) in equilibrium with the surrounding measured at different temperatures. (d) HAADF image of the LAO/STO-interface region in an as-grown sample.

Image of FIG. 3.
FIG. 3.

(a) Low temperature sheet conductance of an as-grown LAO/STO-heterostructure measured in a van der Pauw configuration. (b) Temperature dependence of the heterostructure’s conductance equilibrated at . Expt. data (○); fits: metallic interface contribution (– –), substrate contribution , and total conductance (—).

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/content/aip/journal/apl/97/1/10.1063/1.3457386
2010-07-07
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: High temperature conductance characteristics of LaAlO3/SrTiO3-heterostructures under equilibrium oxygen atmospheres
http://aip.metastore.ingenta.com/content/aip/journal/apl/97/1/10.1063/1.3457386
10.1063/1.3457386
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