Relic gravitons from the pre-big bang: what we know and what we do not know

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Gasperini, M.;
  • Subject: Particle Physics - Theory | High Energy Physics - Theory
    arxiv: General Relativity and Quantum Cosmology | High Energy Physics::Theory | Physics::General Physics | Astrophysics::Cosmology and Extragalactic Astrophysics

I discuss the status of present knowledge about a possible background of relic gravitons left by an early, pre-big bang cosmological epoch, whose existence in the past of our Universe is suggested by the duality symmetries of string theory.
  • References (19)
    19 references, page 1 of 2

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