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Correlation lengths for vortex-liquid freezing in a model of layered high-temperature superconductors

2003/07/31 by A. Zamora
Earth and Planetary Sciences · Physics and Astronomy · #High-pressure geophysics and materials #Physics of Superconductivity and Magnetism #Theoretical and Computational Physics #cond-mat.supr-con

paper · pdf · doi:10.1103/physrevb.69.054506

published as Phys. Rev. B 69, 054506 (2004) · REVTeX4, 4 pages, 4 EPS figures

openalex publication_date 2004/02/19 · arxiv created 2005/01/27 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/28

Abstract

We present results from extensive numerical simulations on the Lawrence-Doniach model within the lowest Landau-level approximation in the unconventional spherical geometry. We study the in-layer pancake vortex density-density correlation function (intralayer structure factor) and the layer-to-layer order-parameter correlation function along the direction perpendicular to the layers. Our results show strong evidence for the existence of a single first-order phase transition at which both interlayer coupling and appearance of crystalline order in the in-layer vortex correlations take place as temperature is lowered.

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