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X-ray diffraction pattern for the heterostructure. The insets (a) and (b) show the cross-sectional TEM images on two different scales.
Resistivity vs temperature of the heterostructure, (a) CPP, (b) CIP. The insets give plot.
(Color online) Current-voltage curves of the heterostructure in zero field at various temperatures. The inset shows the schematic of the heterostructure.
Linear fit to activation energy plot at a constant bias voltage. The inset shows vs applied magnetic field at .
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