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Title: Cosmological signatures of tilted isocurvature perturbations: reionization and 21cm fluctuations

We investigate cosmological signatures of uncorrelated isocurvature perturbations whose power spectrum is blue-tilted with spectral index 2∼
Authors:
;  [1] ;  [2] ;  [3]
  1. Department of Physics and Astrophysics, Nagoya University, Furocho, Chikusaku, Nagoya, 464-8602 (Japan)
  2. Physics department, Arizona State Univiersity, 650 E. Tyler Mall, Tempe, AZ, 85287 (United States)
  3. Institut d'Astrophysique, UMR 7095 CNRS, Université Pierre et Marie Curie, 98bis Blvd Arago, Paris, 75014 (France)
Publication Date:
OSTI Identifier:
22370669
Resource Type:
Journal Article
Resource Relation:
Journal Name: Journal of Cosmology and Astroparticle Physics; Journal Volume: 2014; Journal Issue: 03; Other Information: Country of input: International Atomic Energy Agency (IAEA)
Country of Publication:
United States
Language:
English
Subject:
79 ASTROPHYSICS, COSMOLOGY AND ASTRONOMY; ANISOTROPY; DISTURBANCES; FLUCTUATIONS; GALAXIES; NONLUMINOUS MATTER; PERTURBATION THEORY; PROBES; RED SHIFT; UNIVERSE