Current dependence of the minimum length of a superconducting wire

M. Gitterman; I. Shapiro; B. Ya. Shapiro; E. Deutch

doi:10.1103/PhysRevB.81.092503

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Current dependence of the minimum length of a superconducting wire

M. Gitterman, I. Shapiro, B. Ya. Shapiro, E. Deutch

DOI 10.1103/PhysRevB.81.092503 · Physical Review B

T1

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Abstract

It is shown that superconductivity disappears in small current-carrying samples. The critical size of the superconductor for which a superconducting instanton exists is calculated analytically as a function of the dc bias current within the framework of the Ginzburg-Landau equations.

Source-reported materials — not catalogue approval

Formula	Reported Tc (K)	Pressure (GPa)	Type
Al Archive — visibility unverified Source-occurrence policy only; no material identity or catalogue acceptance is inferred from the formula.	—	Pressure not reported	unknown
Au0.7In0.3 Archive — visibility unverified Source-occurrence policy only; no material identity or catalogue acceptance is inferred from the formula.	—	Pressure not reported	unknown