Linear Gas Dynamics in the Expanding Universe
/ Authors
N. Gnedin, Emily J. Baker, T. Bethell, M. Drosback, A. Gayler, Harford, A. Hicks, A. Jensen, B. Keeney, Chris Kelso
and 4 more authors
/ Abstract
We investigate the relationship between the dark matter and baryons in the linear regime. This relation is quantified by the so-called "filtering scale." We show that a simple Gaussian Ansatz that uses the filtering scale provides a good approximation to the exact solution.
Journal: The Astrophysical Journal
DOI: 10.1086/345424