1999/12/21 by T. M. Kneiske, K. Mannheim, Kneiske, T. M. +1
Physics and Astronomy · #Astrophysics (astro-ph) #FOS: Physical sciences #astro-ph
paper · pdf · doi:10.48550/arxiv.astro-ph/9912450
4 pages, 7 figures, to appear in Proc. of 33rd ESLAB Symp. (ESA SP-445, 2000)
arxiv created 1999/12/21 · arxiv updated 2009/12/01
We compute the attenuation of gamma-rays from remote quasars due to interactions with ambient low-energy photons produced by stars in galaxies and show that the next-generation gamma ray telescopes can probe the cosmic star formation rate at high redshifts.