Tracking through equality

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We give a tracker solution for the quintessence scalar field for Ratra--Peebles or SUGRA potentials, holding before, during and after the equality epoch (ρ_m=ρ_r) and nicely fitting the numerical behavior.
submitted to New Astronomy

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Astrophysics

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http://salesiana.dossiersoluciones.com/handle/123456789/181272

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/astro-ph/0609568
 http://arxiv.org/abs/astro-ph/0609568
 NewAstron.12:353-355,2007
 doi:10.1016/j.newast.2006.11.001

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arXiv