Hyperbolic Potential with Original Chaplygin Gas in Braneworld Inflation


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Resumo

We study the original Chaplygin gas model in the context of Randall-Sundrum type-II braneworld with a hyperbolic potential. We consider the Chaplygin gas as a candidate for inflation by using the latest data release from Planck 2015. We found that the various inflationary spectrum parameters ns, r and \(\frac{dn_{s}}{d\;\text{ln}\;k}\) depend only on the number of e-folds. The compatibility of these parameters with the last measurement of Planck is realized with large values of N. In this context, a suitable observational central value of ns = 0.965 is obtained in the case of the original Chaplygin gas and a hyperbolic potential.

Sobre autores

I. Khay

Equipe Physique Quantique et Applications, Laboratoire de Physique de la Matiere Condensee, Faculte des Sciences Ben M’sik; Equipe de Recherche Subatomique et Applications Laboratoire de Physique de la Matière Condensée, Faculté des Sciences Ben M’sik

Email: safsafi_adil@yahoo.fr
Marrocos, Casablanca; Casablanca

F. Salamate

Equipe Physique Quantique et Applications, Laboratoire de Physique de la Matiere Condensee, Faculte des Sciences Ben M’sik; Equipe de Recherche Subatomique et Applications Laboratoire de Physique de la Matière Condensée, Faculté des Sciences Ben M’sik

Email: safsafi_adil@yahoo.fr
Marrocos, Casablanca; Casablanca

A. Safsafi

Equipe Physique Quantique et Applications, Laboratoire de Physique de la Matiere Condensee, Faculte des Sciences Ben M’sik; Equipe de Recherche Subatomique et Applications Laboratoire de Physique de la Matière Condensée, Faculté des Sciences Ben M’sik; Groupement National de Physique des Hautes Energies, Focal point

Autor responsável pela correspondência
Email: safsafi_adil@yahoo.fr
Marrocos, Casablanca; Casablanca; Rabat

H. Chakir

Equipe Physique Quantique et Applications, Laboratoire de Physique de la Matiere Condensee, Faculte des Sciences Ben M’sik; Equipe de Recherche Subatomique et Applications Laboratoire de Physique de la Matière Condensée, Faculté des Sciences Ben M’sik; Groupement National de Physique des Hautes Energies, Focal point

Email: safsafi_adil@yahoo.fr
Marrocos, Casablanca; Casablanca; Rabat

M. Bennai

Equipe Physique Quantique et Applications, Laboratoire de Physique de la Matiere Condensee, Faculte des Sciences Ben M’sik; Groupement National de Physique des Hautes Energies, Focal point

Email: safsafi_adil@yahoo.fr
Marrocos, Casablanca; Rabat


Declaração de direitos autorais © Pleiades Publishing, Ltd., 2019

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