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Phenomenological theory of superconductivity near domain walls in ferromagnets

K. V. Samokhin, D. Shirokoff

DOI 10.1103/PhysRevB.71.104527 · Physical Review B

T1

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Abstract

We develop a phenomenological model of superconductivity near a domain wall in a ferromagnet. In addition to the electromagnetic interaction of the order parameter with the ferromagnetic magnetization, we take into account the possibility of a local enhancement or suppression of superconducting pairing in the vicinity of the wall and also a nonperfect transparency of the wall to electrons. It is found that the critical temperature of superconductivity near the domain wall might be substantially higher than in the bulk.

Source-reported materials — not catalogue approval

FormulaReported Tc (K)Pressure (GPa)Type
UGe2

Archive — visibility unverified

Source-occurrence policy only; no material identity or catalogue acceptance is inferred from the formula.

—Pressure not reportedunknown
ZrZn2

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Source-occurrence policy only; no material identity or catalogue acceptance is inferred from the formula.

—Pressure not reportedunknown
URhGe

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Source-occurrence policy only; no material identity or catalogue acceptance is inferred from the formula.

—Pressure not reportedunknown

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