Angular 21 cm power spectrum of a scaling distribution of cosmic string wakes

Journal Article · Mon Aug 01 00:00:00 EDT 2011 · Journal of Cosmology and Astroparticle Physics

DOI:https://doi.org/10.1088/1475-7516/2011/08/014· OSTI ID:22277806

Hernández, Oscar F.; Wang, Yi; Brandenberger, Robert; Fong, José ^[1]

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1. Department of Physics, McGill University, 3600 rue University, Montréal QC, H3A 2T8 (Canada)

Cosmic string wakes lead to a large signal in 21 cm redshift maps at redshifts larger than that corresponding to reionization. Here, we compute the angular power spectrum of 21 cm radiation as predicted by a scaling distribution of cosmic strings whose wakes have undergone shock heating.

• OSTI ID: 22277806
• Journal Information: Journal of Cosmology and Astroparticle Physics, Vol. 2011, Issue 08; Other Information: Country of input: International Atomic Energy Agency (IAEA); ISSN 1475-7516
• Country of Publication: United States
• Language: English

Related Subjects

79 ASTROPHYSICS
COSMOLOGY AND ASTRONOMY
ASTROPHYSICS
COSMOLOGY
ENERGY SPECTRA
IONIZATION
RADIOASTRONOMY
RED SHIFT
SHOCK HEATING