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Can Universe Experience Many Cycles with Different Vacua ?

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arxiv hep-th/0407258 v2 pith:6GPXCPKD submitted 2004-07-29 hep-th

classification hep-th
keywords universevacuacyclesdifferentdynamicalexperiencemanymodel
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Recently, the notion that the number of vacua is enormous has received increased attentions, which may be regarded as a possible anthropical explanation to incredible small cosmological constant. Further, a dynamical mechanisms to implement this possibility is required. We show in an operable model of cyclic universe that the universe can experience many cycles with different vacua, which is a generic behavior independent of the details of the model. This might provide a distinct dynamical approach to an anthropically favorable vacuum.

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Cited by 2 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score. Full citation record

  1. Cosmographic analysis of sign-switching dark energy

    gr-qc 2025-06 conditional novelty 5.0 of 10

    New sign-switching dark energy models with ladder, smooth-step and error-function profiles are introduced and compared, with continuous transitions shown to convert the Lambda_sCDM sudden singularity into a milder w-s...

  2. A short review on Quintom dark energy theory

    astro-ph.CO 2026-05 unverdicted novelty 2.0 of 10

    Quintom dark energy models permit the equation of state to cross w=-1, supporting bouncing cosmologies and CMB-based tests of dark energy nature.

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