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We point out that massive gauged supergravity potentials, for example those arising due to the massive breathing mode of sphere reductions in M-theory or string theory, allow for supersymmetric (static) domain wall solutions which are a…

High Energy Physics - Theory · Physics 2009-09-17 M. Cvetic , H. Lu , C. N. Pope

In this work we present a simple thick braneworld model that is generated by an intriguing interplay between a 5D cosmological constant with a de Sitter metric induced in the 3-brane without the inclusion of scalar fields. We show that 4D…

High Energy Physics - Theory · Physics 2011-03-17 Alfredo Herrera-Aguilar , Dagoberto Malagon-Morejon , Refugio Rigel Mora-Luna

In this note, we will show that the supergravity theory which is dual to ABJM field theory can be consistently reduced to scalar-coupled AdS-Einstein gravity and then consider the reflection symmetric domain wall and its small fluctuation.…

General Relativity and Quantum Cosmology · Physics 2015-05-20 Sangheon Yun

We study multidimensional gravitational models with scalar curvature nonlinearity of the type 1/R and with form-fields (fluxes) as a matter source. It is assumed that the higher dimensional space-time undergoes Freund-Rubin-like spontaneous…

High Energy Physics - Theory · Physics 2008-11-26 Tamerlan Saidov , Alexander Zhuk

We find a large class of supersymmetric domain wall solutions from six-dimensional $N=(2,2)$ gauged supergravity with various gauge groups. In general, the embedding tensor lives in $\mathbf{144}_c$ representation of the global symmetry…

High Energy Physics - Theory · Physics 2021-08-27 Parinya Karndumri , Patharadanai Nuchino

We supplement the discussion on localization of gravity on dilatonic domain walls in ``Solitons in Brane Worlds'' (Nucl. Phys. B576, 106, hep-th/9911218) by giving unified and coherent discussion which combines the result of this paper and…

High Energy Physics - Theory · Physics 2009-10-31 Donam Youm

Expanding on previous papers, we continue studying Euclidean Romans supergravity in six dimensions with a non-trivial Abelian R-symmetry gauge field. Using a set of differential constraints on a $SU(2)$ structure, we look for further…

High Energy Physics - Theory · Physics 2019-06-26 Carolina Matté Gregory

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 provide a novel model of gravity by using adjoint frame fields in four dimensions. It has a natural interpretation as a gravitational theory of a complex metric field, which describes interactions between two real metrics. The classical…

High Energy Physics - Theory · Physics 2015-12-14 Zhi-Qiang Guo , Ivan Schmidt

In this paper, we propose a model including four scalar fields coupled with general gravity theories, which is a generalization of the two-scalar model proposed in Phys. Rev. D \textbf{103} (2021) no.4, 044055, where it has been shown that…

General Relativity and Quantum Cosmology · Physics 2024-09-24 G. G. L. Nashed , Shin'ichi Nojiri

A solution of Einstein equations is obtained for our four-dimensional world as an intersection of a wall and a string-like defect in seven-dimensional spacetime with a negative cosmological constant. A matter energy-momentum tensor…

High Energy Physics - Theory · Physics 2009-11-07 Norisuke Sakai , Shigemitsu Tomizawa

We construct brane solutions in six dimensional Einstein-Skyrme systems. A class of baby skyrmion solutions realize warped compactification of the extra dimensions and gravity localization on the brane for negative bulk cosmological…

High Energy Physics - Theory · Physics 2008-07-28 Yuta Kodama , Kento Kokubu , Nobuyuki Sawado

General relativity becomes vastly simpler in three spacetime dimensions: all vacuum solutions have constant curvature, and the moduli space of solutions can be almost completely characterized. As a result, this lower dimensional setting…

General Relativity and Quantum Cosmology · Physics 2023-12-21 S. Carlip

In this paper we analyze the local localization of gravity in $AdS_4$ thick brane embedded in $AdS_5$ space. The 3-brane is modelled by domain wall solution of a theory with a bulk scalar field coupled to five-dimensional gravity. In…

High Energy Physics - Theory · Physics 2008-11-26 D. Bazeia , F. A. Brito , A. R. Gomes

We use maximal gauged supergravity in four dimensions to construct the gravity dual of a class of supersymmetric conformal interfaces in the theory on the world-volume of multiple M2-branes. We study three classes of examples in which the…

High Energy Physics - Theory · Physics 2015-06-17 Nikolay Bobev , Krzysztof Pilch , Nicholas P. Warner

We discuss the localization of scalar, fermion, and gauge field zero modes on a $3-$brane that resides at the intersection of two $4-$branes in six-dimensional anti-de Sitter space. This set-up has been introduced in the context of brane…

High Energy Physics - Theory · Physics 2011-02-25 Antonino Flachi , Masato Minamitsuji

In this paper, we study the domain wall with time dependent displacement vectors based on Lyra geometry in normal gauge i.e. displacement vector $f^*_i = [ \beta (t), 0,0,0]$. The field theoretic energy momentum tensor is considered with…

General Relativity and Quantum Cosmology · Physics 2008-11-26 F. Rahaman , P. Ghosh

We investigate a self-gravitating thick domain wall for a $\lambda \Phi^4$ potential. The system of scalar and Einstein equations admits two types of non-trivial solutions: domain wall solutions and false vacuum-de Sitter solutions. The…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Filipe Bonjour , Christos Charmousis , Ruth Gregory

We study massless and massive graviton modes that bind on thick branes which are supergravity domain walls solutions in $D$-dimensional supergravity theories where only the supergravity multiplet and the scalar supermultiplet are turned on.…

High Energy Physics - Theory · Physics 2009-11-10 D. Bazeia , F. A. Brito , J. R. Nascimento

We investigate the fermion localization in extra-dimensional $f(Q,\mathcal{T})$ gravity with cuscuton dynamics. This modified gravity theory is based on the nonmetricity scalar $Q$ and on the trace of the energy-momentum tensor…

General Relativity and Quantum Cosmology · Physics 2025-03-18 Allan R. P. Moreira , Shi-Hai Dong , Emmanuel N. Saridakis