It is shown that the nonperturbative dynamics of a phase change to the nontrivial phase of lambda phi(4)-theory in the early universe can give rise to slow-rollover inflation without recourse to unnaturally small couplings.
机构:
Alma Mater Univ Bologna, Dipartimento Fis & Astron, Via Irnerio 46, I-740126 Bologna, Italy
INFN, Sez Bologna, IS FLAG, Viale Carlo Pichat 6-2, I-40127 Bologna, ItalyAlma Mater Univ Bologna, Dipartimento Fis & Astron, Via Irnerio 46, I-740126 Bologna, Italy
Casadio, Roberto
Giugno, Andrea
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机构:
Ludwig Maximilians Univ Munchen, Arnold Sommerfeld Ctr, Theresienstr 37, D-80333 Munich, GermanyAlma Mater Univ Bologna, Dipartimento Fis & Astron, Via Irnerio 46, I-740126 Bologna, Italy
Giugno, Andrea
Giusti, Andrea
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机构:
Alma Mater Univ Bologna, Dipartimento Fis & Astron, Via Irnerio 46, I-740126 Bologna, Italy
INFN, Sez Bologna, IS FLAG, Viale Carlo Pichat 6-2, I-40127 Bologna, Italy
Ludwig Maximilians Univ Munchen, Arnold Sommerfeld Ctr, Theresienstr 37, D-80333 Munich, GermanyAlma Mater Univ Bologna, Dipartimento Fis & Astron, Via Irnerio 46, I-740126 Bologna, Italy
机构:
Max Planck Inst Gravitat Phys, Albert Einstein Inst, D-14476 Golm, GermanyMax Planck Inst Gravitat Phys, Albert Einstein Inst, D-14476 Golm, Germany