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Phase diagram of planar U(1)xU(1) superconductors: condensation of vortices with fractional flux and a superfluid state

2002/01/31 by Egor Babaev · 1 citation
Physics and Astronomy · #cond-mat.supr-con #hep-lat #hep-ph #hep-th

paper · pdf · doi:10.1016/j.nuclphysb.2004.02.021

published as Nucl.Phys. B686 (2004) 397 · v5: referecne added; v6: more references added; v7: journal version (few stylistical changes)

arxiv created 2004/04/04 · arxiv updated 2009/11/30

Abstract

We discuss a phase diagram of two-dimentional U(1)× U(1) superconductor in the field theoretic formalizm of Ref. [17]. In particular we discuss that in the type-I case the system exhibit a quasi-neutral quasi-superfluid state.

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