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Coupled even-parity superconducting states

D. Sahu, A. Langner, Thomas F. George

DOI 10.1103/PhysRevB.38.2466 · Physical Review B

T1

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Abstract

In situations involving two successive superconducting transitions or in situations in which one superconducting transition induces a secondary superconducting state, the nature of the coupling between the states is of interest. Examples of such coupling include heavy-fermion systems and possibly the recently discovered high-Tc superconductors. We use symmetry principles to enumerate the Ginzburg-Landau free energies associated with the coupling between s- and d- wave superconducting states in the square planar, cubic, tetragonal, orthorhombic, and hexagonal crystal classes.

Source-reported materials — not catalogue approval

FormulaReported Tc (K)Pressure (GPa)Type
YBa2Cu3O7

Archive — visibility unverified

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—Pressure not reportedunknown
UBe13

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—Pressure not reportedunknown
UPt3

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—Pressure not reportedunknown

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