Angular 21 cm Power Spectrum of a Scaling Distribution of Cosmic String Wakes

Oscar F. Hernandez, Yi Wang, Robert Brandenberger, Jose Fong

Published 2011-04-17, updated 2011-08-12Version 2

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.