Heterotic Models without Fivebranes

dc.creatorAndreas, Bjorn
dc.creatorCurio, Gottfried
dc.date2006-11-28
dc.date2007-03-16
dc.date.accessioned2026-07-07T11:23:17Z
dc.date.available2026-07-07T11:23:17Z
dc.descriptionAfter discussing some general problems for heterotic compactifications involving fivebranes we construct bundles, built as extensions, over an elliptically fibered Calabi-Yau threefold. For these we show that it is possible to satisfy the anomaly cancellation topologically without any fivebranes. The search for a specific Standard model or GUT gauge group motivates the choice of an Enriques surface or certain other surfaces as base manifold. The burden of this construction is to show the stability of these bundles. Here we give an outline of the construction and its physical relevance. The mathematical details, in particular the proof that the bundles are stable in a specific region of the Kähler cone, are given in the mathematical companion paper math.AG/0611762.
dc.description18 pages; distorting typo in equ. (1.11) corrected; minor changes
dc.identifierhttps://arxiv.org/abs/hep-th/0611309
dc.identifierhttp://arxiv.org/abs/hep-th/0611309
dc.identifierJ.Geom.Phys.57:2136-2145,2007
dc.identifierdoi:10.1016/j.geomphys.2007.06.001
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/194841
dc.subjectHigh Energy Physics - Theory
dc.titleHeterotic Models without Fivebranes
dc.typetext

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