The electron transport properties of strained thin La0.7Ba0.3MnO3 (LBMO) epitaxial films are studied. Films 40–100 nm in thickness were prepared by laser ablation at a temperature T = 700–800°C in… Click to show full abstract
The electron transport properties of strained thin La0.7Ba0.3MnO3 (LBMO) epitaxial films are studied. Films 40–100 nm in thickness were prepared by laser ablation at a temperature T = 700–800°C in pure oxygen atmosphere of 0.3–1 mBar. Ferroelectric crystal substrates (011)0.79PbMg1/3Nb2/3O3–0.21-PbTiO3 (PMN–PT) with a Curie temperature of 150°C and high piezoelectric constants were used to create a mechanical stress. The ferroelectric polarization and piezoelectric effects on the electrical parameters of LBMO films are studied.
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