2008/07/23 by Ansari, R., Goff, J. -M. Le, Magneville, Ch. +5
#Astrophysics (astro-ph) #FOS: Physical sciences
paper · doi:10.48550/arxiv.0807.3614
Among the tools available for the study of the dark energy driving the expansion of the Universe, Baryon Acoustic Oscillations (BAO) and their effects on the matter power spectrum are particularly attractive. It was recently proposed to study these oscillations by mapping the 21cm emission of the neutral hydrogen in the redshift range 0.5