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Superconducting film in the external periodic magnetic field

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Abstract

The elementary model of the superconducting state of a thin film in the nonuniform external magnetic field is developed. In the diffusive limit of the superconductivity microscopic theory, the problem of the critical amplitude of the periodic external magnetic field has formulated and solved. In the frame of Ginzburg – Landau model, the critical current problem for the thin film in the weak periodic external magnetic field has solved. The critical current temperature dependencies of the superconductor/insulator/ferromagnet structure have clarified.

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Kushnir V.N., Prischepa S.L. Superconducting film in the external periodic magnetic field. Doklady BGUIR. 2018;(8):81-87. (In Russ.)

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ISSN 1729-7648 (Print)
ISSN 2708-0382 (Online)