Unification of dark matter and dark energy: The Inhomogeneous Chaplygin gas

By N. Bilić, G. Tupper, R. D. U. O. C. Town, Sá, Rudjer Boskovic Institute, Zagreb. 2001

842 citations recorded by the source corpus.

Abstract We extend the world model of Kamenshchik et al. to large perturbations by formulating a Zeldovich-like approximation. We sketch how this model unifies dark matter with dark energy in a geometric setting reminiscent of M-theory.

Subfields: Astronomy and Astrophysics, Nuclear and High Energy Physics, Statistical and Nonlinear Physics

View Paper: https://www.semanticscholar.org/paper/0e7f305843fbc58aa8a2defb9f93131cf31543d9

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Citations in the corpus

Probing Dark Energy with Baryonic Acoustic Oscillations from Future Large Galaxy Redshift Surveys (2003, background): “…models (Caldwell et al. 1998) and other theories (Zlatev et al. 1999; Bucher & Spergel 1999; Armendariz-Picon et al. 2000; Boyle et al. 2001; Gu & Hwang 2001; Kasuya 2001; Bilic et al. 2002; Deffayet et al. 2002; Freese & Lewis 2002) typically allow equations of state with a redshift dependence.”
Scrutinizing Exotic Cosmological Models Using ESSENCE Supernova Data Combined with Other Cosmological Probes (2007, background): “They are motivated by brane-world scenarios (Bento et al. 2002, and references therein) and may be able to unify dark matter and dark energy (Bilić et al. 2002).”
Cosmology and Fundamental Physics with the Euclid Satellite (2012, methodology): “For UDM, several models have been investigated, such as the generalized Chaplygin gas (Kamenshchik et al. 2001; Bento et al. 2002; Bilić et al. 2002; Zhang et al. 2006; Popov 2010), although these may be tightly constrained due to the finite sound speed (e.”
Haloes of k-essence (2005, background): “By inserting equation (29) into equation (8), one finds that such k-essence fluids are given by a Lagrangian of the form [10, 12, 36, 37]”
Latest supernova data in the framework of the generalized Chaplygin gas model (2004, methodology): “…a change in the equation of state of the background fluid, with an exotic equation of state, the generalized Chaplygin gas (GCG) model, ratherthan by a cosmological constant or the dynamics of a scalar field rolling down a potential (Kamenshchik et al. 2001; Bilić et al. 2002; Bento et al. 2002b).”