2 papers
astro-ph.GA2019
Dark Matter Cores and Cusps in Spiral Galaxies and their Explanations
Manoj Kaplinghat, Tao Ren, Hai-Bo Yu
We compare proposed solutions to the core vs cusp issue of spiral galaxies, which has also been framed as a diversity problem, and demonstrate that the cuspiness of dark matter hal…
astro-ph.GA2018
Reconciling the Diversity and Uniformity of Galactic Rotation Curves with Self-Interacting Dark Matter
Tao Ren, Anna Kwa, Manoj Kaplinghat +1
Galactic rotation curves exhibit diverse behavior in the inner regions, while obeying an organizing principle, i.e., they can be approximately described by a radial acceleration re…