Moduli stabilization and uplifting with dynamically generated F-terms

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Abstract

We use the F-term dynamical supersymmetry breaking models with metastable vacua in order to uplift the vacuum energy in the KKLT moduli stabilization scenario. The main advantage compared to earlier proposals is the manifest supersymmetric treatment and the natural coexistence of a TeV gravitino mass with a zero cosmological constant. We argue that it is generically difficult to avoid anti de-Sitter supersymmetric minima, however the tunneling rate from the metastable vacuum with zero vacuum energy towards them can be very suppressed. We briefly comment on the properties of the induced soft terms in the observable sector.

Original languageEnglish
Article number028
JournalJournal of High Energy Physics
Volume2007
Issue number2
DOIs
Publication statusPublished - 1 Feb 2007

Keywords

  • Compactification and string models
  • Supergravity models
  • Supersymmetry breaking

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