No Large Scale Curvature Perturbations during Waterfall of Hybrid Inflation

Preprint English OPEN
Abolhasani, Ali Akbar; Firouzjahi, Hassan;
  • Related identifiers: doi: 10.1103/PhysRevD.83.063513
  • Subject: High Energy Physics - Phenomenology | High Energy Physics - Theory | Astrophysics - Cosmology and Nongalactic Astrophysics

In this paper the possibility of generating large scale curvature perturbations induced from the entropic perturbations during the waterfall phase transition of standard hybrid inflation model is studied. We show that whether or not appreciable amounts of large scale cu... View more
  • References (44)
    44 references, page 1 of 5

    [1] A. H. Guth, “The Inflationary Universe: A Possible Solution To The Horizon And Flatness Problems,” Phys. Rev. D 23, 347 (1981); A. D. Linde, “A New Inflationary Universe Scenario: A Possible Solution Of The Horizon, Flatness, Homogeneity, Isotropy And Primordial Monopole Problems,” Phys. Lett. B 108, 389 (1982); A. Albrecht and P. J. Steinhardt, “Cosmology For Grand Unified Theories With Radiatively Induced Symmetry Breaking,” Phys. Rev. Lett. 48, 1220 (1982).

    [2] E. Komatsu et al., “Seven-Year Wilkinson Microwave Anisotropy Probe (WMAP) Observations: Cosmological Interpretation,” arXiv:1001.4538 [astro-ph.CO].

    [3] A. D. Linde, “Hybrid inflation,” Phys. Rev. D 49, 748 (1994) [arXiv:astro-ph/9307002].

    [4] E. J. Copeland, A. R. Liddle, D. H. Lyth, E. D. Stewart and D. Wands, “False vacuum inflation with Einstein gravity,” Phys. Rev. D 49, 6410 (1994) [arXiv:astro-ph/9401011].

    [5] J. Garcia-Bellido, A. D. Linde and D. Wands, “Density perturbations and black hole formation in hybrid inflation,” Phys. Rev. D 54, 6040 (1996) [arXiv:astro-ph/9605094].

    [6] A. Taruya and Y. Nambu, “Cosmological perturbation with two scalar fields in reheating after inflation,” Phys. Lett. B 428, 37 (1998) [arXiv:gr-qc/9709035].

    [7] B. A. Bassett, D. I. Kaiser and R. Maartens, “General relativistic preheating after inflation,” Phys. Lett. B 455, 84 (1999) [arXiv:hep-ph/9808404].

    [8] F. Finelli and R. H. Brandenberger, “Parametric amplification of gravitational fluctuations during reheating,” Phys. Rev. Lett. 82, 1362 (1999) [arXiv:hep-ph/9809490]; F. Finelli and R. H. Brandenberger, “Parametric amplification of metric fluctuations during reheating in two field models,” Phys. Rev. D 62, 083502 (2000) [arXiv:hep-ph/0003172].

    [9] J. P. Zibin, R. H. Brandenberger and D. Scott, “Backreaction and the parametric resonance of cosmological fluctuations,” Phys. Rev. D 63, 043511 (2001) [arXiv:hep-ph/0007219].

    [10] B. A. Bassett and F. Viniegra, “Massless metric preheating,” Phys. Rev. D 62, 043507 (2000) [arXiv:hep-ph/9909353].

  • Metrics
Share - Bookmark