Meta-cold dark matter

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Meta-cold dark matter, also known as mCDM, is a form of cold dark matter proposed to solve the cuspy halo problem. It consists of particles "that emerge relatively late in cosmic time (z ≲ 1000) and are born non-relativistic from the decays of cold particles".[1]


  1. ^ Strigari, Louis; Kaplinghat, Manoj; Bullock, James (2007). "Dark Matter Halos with Cores from Hierarchical Structure Formation". Physical Review D. 75 (6). arXiv:astro-ph/0606281Freely accessible. Bibcode:2007PhRvD..75f1303S. doi:10.1103/PhysRevD.75.061303.