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Related papers: Intermediate inflation in Gauss-Bonnet braneworld

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Brane inflationary universe model in the context of intermediate inflation is studied. General conditions for this model to be realizable are discussed. In the high-energy limit we describe in great details the characteristic of this model.

High Energy Physics - Phenomenology · Physics 2009-02-26 Sergio del Campo , Ramon Herrera

In this article we study closed inflationary universe models using the Gauss-Bonnet Brane. We determine and characterize the existence of a universe with $\Omega > 1$, with an appropriate period of inflation. We have found that this model…

General Relativity and Quantum Cosmology · Physics 2010-04-30 Sergio del Campo , Ramon Herrera , Pedro Labrana , Joel Saavedra

Warm-intermediate inflationary universe models in the context of braneworld cosmologies, are studied. This study is done in the weak and strong dissipative regimes. We find that, the scalar potentials and dissipation coefficients in terms…

General Relativity and Quantum Cosmology · Physics 2011-12-25 Ramon Herrera , Eugenio San Martin

Brane and warped Dvali-Gabadadze-Porrati inflationary universe models in the context of intermediate inflation are studied. In both models we consider that the energy density is a standard scalar field and we discuss the evolution of the…

General Relativity and Quantum Cosmology · Physics 2015-06-17 Ramon Herrera , Marco Olivares , Nelson Videla

Brane inflationary universe model in the context of a Chaplygin gas equation of state is studied. General conditions for this model to be realizable are discussed. In the high-energy limit and by using a chaotic potential we describe in…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Ramon Herrera

The tachyonic inflationary universe model in the context of intermediate inflation is studied. General conditions for this model to be realizable are discussed. In the slow-roll approximation, we describe in great details the…

Cosmology and Nongalactic Astrophysics · Physics 2009-11-06 Sergio del Campo , Ramon Herrera , Adolfo Toloza

In this article, we study a type of one-field approach for open inflationary universe scenario in the context of braneworld models with a Gauss-Bonnet correction term. For a one-bubble universe model, we determine and characterize the…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Sergio del Campo , Ramon Herrera , Joel Saavedra

Warm inflationary universe models on a warped Dvali-Gabadadze-Porrati brane are studied. General conditions required for these models to be realizable are derived and discussed. By using an effective exponential potential we develop models…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Sergio del Campo , Ramon Herrera

We have studied the curvaton scenario in brane world cosmology in an intermediate inflationary scenario. This approach has allowed us to find some constraints on different parameters that appear in the model.

High Energy Physics - Theory · Physics 2011-06-09 H. Farajollahi , A. Ravanpak

The curvaton in an intermediate inflationary universe model is studied. This study has allowed us to find some interesting constraints on different parameters that appear in the model.

Astrophysics · Physics 2008-11-26 Sergio del Campo , Ramon Herrera

In this paper, we study the curvaton reheating mechanism for an intermediate inflationary universe in brane world cosmology. In contrast to our previous work, we assume that when the universe enters the kination era, it is still in the…

General Physics · Physics 2015-06-03 H. Farajollahi , A. Ravanpak

In this paper we study the tachyonic inflation in brane world cosmology with Gauss-Bonnet term in the bulk. We obtain the exact solution of slow roll equations in case of exponential potential. We attempt to implement the proposal of Lidsey…

High Energy Physics - Theory · Physics 2009-11-10 B. C. Paul , M. Sami

The intermediate, logamediate and exponential inflationary models in the context of Galileon inflation or G-inflation are studied. By assuming a coupling of the form $G(\phi,X)\propto\phi^{\nu}\,X^{n}$ in the action, we obtain different…

General Relativity and Quantum Cosmology · Physics 2018-12-05 Ramon Herrera , Nelson Videla , Marco Olivares

We discuss sneutrino inflation in the brane-world scenario. We work in the Randall-Sundrum type II brane-world, generalized with the introduction of the Gauss-Bonnet term, a correction to the effective action in string theories. We find…

High Energy Physics - Phenomenology · Physics 2009-11-11 G. Panotopoulos

An intermediate inflationary universe model in the context of a generalized Chaplygin gas is considered. For the matter we consider two different energy densities; a standard scalar field and a tachyon field, respectively. In general, we…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 Ramon Herrera , Marco Olivares , Nelson Videla

Tachyon-Brane inflationary universe model in the context of a Chaplygin gas equation of state is studied. General conditions for this model to be realizable are discussed. In the high-energy limit and by using an exponential potential we…

General Relativity and Quantum Cosmology · Physics 2009-11-18 Ramon Herrera

An intermediate inflationary universe model within the context of non-minimally coupled to the scalar curvature is analyzed. We will conduct our analysis under the slow roll approximation of the inflationary dynamics and the cosmological…

General Relativity and Quantum Cosmology · Physics 2017-09-12 Carlos Gonzalez , Ramon Herrera

Warm inflationary universe models in the context of intermediate expansion, between power law and exponential, are studied. General conditions required for these models to be realizable are derived and discussed. This study is done in the…

Cosmology and Nongalactic Astrophysics · Physics 2010-01-05 Sergio del Campo , Ramon Herrera

We examine the possibility of achieving quintessential inflation, where the same field serves as both inflaton and quintessence, in the context of a five-dimensional braneworld. Braneworld cosmology provides an appropriate environment as it…

Cosmology and Nongalactic Astrophysics · Physics 2010-04-22 Mafalda Dias , Andrew R Liddle

We propose a new model of inflation in the framework of brane cosmology in the presence of tachyonic field. we derive the expressions for the model parameters in brane inflation, and estimate the observable parameters numerically and find…

General Relativity and Quantum Cosmology · Physics 2015-05-28 H. Farajollahi , A. Ravanpak
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