Broken translational and time-reversal symmetry in superconducting films

dc.creatorVorontsov, A. B.
dc.date2009-03-29
dc.date.accessioned2026-07-07T13:09:49Z
dc.date.available2026-07-07T13:09:49Z
dc.descriptionWe demonstrate that films of unconventional (d-wave) superconductor at temperatures $T\lesssim 0.43 T_c$ can exhibit unusual superconducting phases. The new ground states beside the broken gauge and the point group symmetries can spontaneously break (i) continuous translational symmetry and form periodic order parameter structures in the plane of the film, or (ii) time-reversal symmetry and develop supercurrent flowing along the film. These states are result of the strong transverse inhomogeniety present in films with thickness of several coherence lengths. We show a natural similarity between formation of these states and the Fulde-Ferrell-Larkin-Ovchinnikov state.
dc.description4+ pages, 4 figures, to appear in PRL
dc.identifierhttps://arxiv.org/abs/0903.5102
dc.identifierhttp://arxiv.org/abs/0903.5102
dc.identifierPhys. Rev. Lett. 102, 177001 (2009)
dc.identifierdoi:10.1103/PhysRevLett.102.177001
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/228865
dc.subjectSuperconductivity
dc.titleBroken translational and time-reversal symmetry in superconducting films
dc.typetext

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