Home2020May1Dark Matter Freeze Out during an Early Cosmological Period of QCD Confinement Dark Matter Freeze Out during an Early Cosmological Period of QCD Confinement Author By Tim Tait Publication date May 1, 2020 Categories: News Dillon Berger, Seyda Ipek, TMPT, and Michael Waterbury JHEP 07 (2020) 192 [arXiv:2004.06727 [hep-ph]].