Spin glass properties of an Ising antiferromagnet on the Archimedean (3,12^2) lattice

dc.creatorKrawczyk, M. J.
dc.creatorMalarz, K.
dc.creatorKawecka-Magiera, B.
dc.creatorMaksymowicz, A. Z.
dc.creatorKulakowski, K.
dc.date2004-12-20
dc.date.accessioned2026-07-07T03:02:49Z
dc.date.available2026-07-07T03:02:49Z
dc.descriptionWe investigate magnetic properties of a two-dimensional periodic structure with Ising spins and antiferromagnetic nearest neighbor interaction. The structure is topologically equivalent to the Archimedean (3,12^2) lattice. The ground state energy is degenerate. In some ground states, the spin structure is translationally invariant, with the same configuration in each unit cell. Numerical results are reported on specific heat and static magnetic usceptibility against temperature. Both quantities show maxima at temperature T>0. They reveal some sensitivity on the initial state in temperatures where the Edwards--Anderson order parameter is positive. For zero temperature and low frequency of the applied field, the magnetic losses are negligible. However, the magnetization curve displays some erratic behavior due to the metastable states.
dc.description5 pages, 8 figures in 12 files, revtex4
dc.identifierhttps://arxiv.org/abs/cond-mat/0412545
dc.identifierhttp://arxiv.org/abs/cond-mat/0412545
dc.identifierPhys. Rev. B72 (2005) 024445
dc.identifierdoi:10.1103/PhysRevB.72.024445
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/25533
dc.subjectStatistical Mechanics
dc.titleSpin glass properties of an Ising antiferromagnet on the Archimedean (3,12^2) lattice
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