The Blume-Emery-Griffiths Spin Glass and Inverted Tricritical Points

dc.creatorÖzçelik, V. Ongun
dc.creatorBerker, A. Nihat
dc.date2008-03-18
dc.date2009-03-07
dc.date.accessioned2026-07-07T12:49:27Z
dc.date.available2026-07-07T12:49:27Z
dc.descriptionThe Blume-Emery-Griffiths spin glass is studied by renormalization-group theory in d=3. The boundary between the ferromagnetic and paramagnetic phases has first-order and two types of second-order segments. This topology includes an inverted tricritical point, first-order transitions replacing second-order transitions as temperature is lowered. The phase diagrams show disconnected spin-glass regions, spin-glass and paramagnetic reentrances, and complete reentrance, where the spin-glass phase replaces the ferromagnet as temperature is lowered for all chemical potentials.
dc.descriptionAdded discussion, references, and figure insets. 5 pages, 6 figures. Published version
dc.identifierhttps://arxiv.org/abs/0803.2720
dc.identifierhttp://arxiv.org/abs/0803.2720
dc.identifierPhys. Rev. E 78, 031104 (2008)
dc.identifierdoi:10.1103/PhysRevE.78.031104
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/222409
dc.subjectDisordered Systems and Neural Networks
dc.subjectStatistical Mechanics
dc.titleThe Blume-Emery-Griffiths Spin Glass and Inverted Tricritical Points
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