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Related papers: Brane solution with an increasing warp factor

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We present a new (1+3)-brane solution to Einstein equations in (1+5)-space. As distinct from previous models this solution is free of singularities in the full 6-dimensional space-time. The gravitational potential transverse to the brane is…

High Energy Physics - Theory · Physics 2011-07-19 Merab Gogberashvili , Douglas Singleton

We investigate scalar and tensor fields in the brane model solution for the 5D space-time with standing gravitational waves in the bulk and show that even in the case of increasing warp factor there exist normalizable zero modes localized…

High Energy Physics - Theory · Physics 2013-12-13 Merab Gogberashvili , Pavle Midodashvili , Levan Midodashvili

A new solution to Einstein equations in (1+5)-spacetime with an embedded (1+3) brane is given. This solution localizes the zero modes of all kinds of matter fields and 4-gravity on the (1+3) brane by an increasing, transverse gravitational…

High Energy Physics - Theory · Physics 2009-11-10 Merab Gogberashvili , Douglas Singleton

We investigate the problem of pure gravitational localization of matter fields within the 5D standing wave braneworld generated by gravity coupled to a phantom-like scalar field. We show that in the case of increasing warp factor there…

High Energy Physics - Theory · Physics 2012-11-13 Merab Gogberashvili , Pavle Midodashvili , Levan Midodashvili

A new solution to Einstein's equations with a negative bulk cosmological constant in infinite (1+5)-spacetime is found. It is shown that the zero modes of all kinds of matter fields and 4-gravity are localized in (1+3) subspace by the…

High Energy Physics - Theory · Physics 2007-05-23 Pavle Midodashvili

We present a new $(p - 1)$-brane solution to Einstein's equations in a general space-time dimension. This solution is a natural generalization of the stringlike defect solution with codimension 2 in 6 space-time dimensions, which has been…

High Energy Physics - Theory · Physics 2011-07-19 Ichiro Oda

Brane world models with a non-minimally coupled bulk scalar field have been studied recently. In this paper we consider metric fluctuations around an arbitrary gravity-scalar background solution, and we show that the corresponding spectrum…

High Energy Physics - Theory · Physics 2008-11-26 K. Farakos , G. Koutsoumbas , P. Pasipoularides

We present a new 3-brane solution to Einstein's equations in (1+5)-spacetime with a negative bulk cosmological constant. This solution is a stringlike defect solution with decreasing scale function approaching a finite non-zero value in the…

High Energy Physics - Theory · Physics 2014-11-18 P. Midodashvili , L. Midodashvili

In the context of a five-dimensional theory with a scalar field non-minimally-coupled to gravity, we look for solutions that describe novel black-string or maximally-symmetric solutions in the bulk. The brane line-element is found to…

General Relativity and Quantum Cosmology · Physics 2018-10-09 Panagiota Kanti , Theodoros Nakas , Nikolaos Pappas

We investigate the problem of localization of gauge fields within the 5D standing wave braneworld model and show that in the case of increasing warp factor there exist normalizable vector field zero modes on the brane.

High Energy Physics - Theory · Physics 2013-12-13 Merab Gogberashvili , Pavle Midodashvili , Levan Midodashvili

We present two new classes of magnetic brane solutions in Einstein-Maxwell-Gauss-Bonnet gravity with a negative cosmological constant. The first class of solutions yields an $(n+1)$-dimensional spacetime with a longitudinal magnetic field…

High Energy Physics - Theory · Physics 2009-11-10 M. H. Dehghani

A bulk phantom scalar field (with negative kinetic energy) in a sine--Gordon type potential is used to generate an exact thick brane solution with an increasing warp factor. It is shown that the growing nature of the warp factor allows the…

High Energy Physics - Theory · Physics 2009-11-10 Ratna Koley , Sayan Kar

We present a new class of magnetic brane solutions in $(n+1)$-dimensional Brans-Dicke-Maxwell theory in the presence of a quadratic potential for the scalar field. These solutions are neither asymptotically flat nor (anti)-de Sitter. Our…

High Energy Physics - Theory · Physics 2010-11-04 A. Sheykhi , E. Ebrahimi

In the framework of a general scalar-tensor theory, where the scalar field is non-minimally coupled to the five-dimensional Ricci scalar curvature, we investigate the emergence of complete brane-world solutions. By assuming a variety of…

High Energy Physics - Theory · Physics 2020-05-06 Theodoros Nakas , Panagiota Kanti , Nikolaos Pappas

We report the issues of localization of various bulk fields on a brane in a curved background from a local field-theoretic viewpoint where a special attention is paid to a warp geometry in a general space-time dimension. We point out that…

High Energy Physics - Theory · Physics 2007-05-23 Ichiro Oda

We introduce new 6D standing wave braneworld model generated by gravity coupled to a phantom-like scalar field and investigate the problem of pure gravitational localization of matter fields. We show that in the case of increasing warp…

High Energy Physics - Theory · Physics 2013-12-30 Pavle Midodashvili

A new family of five dimensional, R=0 braneworlds with asymmetric warp factors is proposed. Beginning with the invariance of the Ricci scalar for the general class of asymmetrically warped spacetimes we, subsequently specialise to the R=0…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Sayan Kar

We derive two classes of brane-world solutions arising in the presence of a bulk scalar field. For static field configurations, we adopt a time-dependent, factorizable metric ansatz that allows for radion stabilization. The solutions are…

High Energy Physics - Phenomenology · Physics 2009-09-15 Panagiota Kanti , Seokcheon Lee , Keith A. Olive

We introduce new realistic brane-solutions with exponential scale factors in the 6D-space-time. We show that for these solutions the zero modes of all bulk fields are sharply localized at different positions on the brane and have "Gaussian…

High Energy Physics - Theory · Physics 2009-11-10 P. Midodashvili

This work deals with gravity localization on codimension-1 brane worlds engendered by compacton-like kinks, the so-called hybrid branes. In such scenarios, the thin brane behaviour is manifested when the extra dimension is outside the…

High Energy Physics - Theory · Physics 2016-02-03 D. F. S. Veras , W. T. Cruz , R. V. Maluf , C. A. S. Almeida
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