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Related papers: Thick brane in f(T,B) gravity

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We propose a codimension two warped braneworld model within the teleparallel $f(T)$ gravity. By assuming a global vortex as the source, we found a $l=0$ vortex solution that yields to a thick string-like brane. Asymptotically, the bulk…

General Relativity and Quantum Cosmology · Physics 2021-04-29 A. R. P. Moreira , J. E. G. Silva , D. F. S. Veras , C. A. S. Almeida

In this work, the influence of the boundary term $B$ is analyzed in a string-like thick brane scenario in the gravity context $f(T, B)$. For that, three models of $f(T, B)$ are proposed, i.e., $f_1(T, B)=T+k{B}^{n}$, $f_2(T,…

General Relativity and Quantum Cosmology · Physics 2023-11-15 A. R. P. Moreira , C. A. S. Almeida

We investigate thick-brane configurations in five-dimensional $f(T,T_G)$ modified teleparallel gravity. In five dimensions, the torsional Gauss-Bonnet invariant $T_G$ contributes dynamically, leading to genuinely new effects even at linear…

High Energy Physics - Theory · Physics 2026-05-20 A. R. P. Moreira , F. M. Belchior , Shi-Hai Dong , E. N. Saridakis

In this work, we study a codimension-one thick brane within the framework of $f(Q,\mathcal{T})$ modified symmetric teleparallel gravity, where $Q$ is the nonmetricity scalar and $\mathcal{T}$ is the trace of the energy-momentum tensor.…

General Relativity and Quantum Cosmology · Physics 2025-03-12 Fernando M. Belchior , Roberto V. Maluf , Carlos Alberto S. Almeida

Braneworld models are interesting theoretical and phenomenological frameworks to search for new physics beyond the standard model of particles and cosmology. In this work, we discuss braneworld models whose gravitational dynamics are…

General Relativity and Quantum Cosmology · Physics 2021-11-17 A. R. P. Moreira , J. E. G. Silva , C. A. S. Almeida

In this paper, we study the thick brane scenario constructed in the recently proposed $f(T,\mathcal{T})$ theories of gravity, where $T$ is called the torsion scalar, and $\mathcal{T}$ is the trace of the energy-momentum tensor. We use the…

General Relativity and Quantum Cosmology · Physics 2021-12-09 A. R. P. Moreira , F. C. E. Lima , J. E. G. Silva , C. A. S. Almeida

Braneworld scenarios consider our observable universe as a brane embedded in a five-dimensional bulk. In this work, we consider thick braneworld systems in the recently proposed dynamically equivalent scalar-tensor representation of…

General Relativity and Quantum Cosmology · Physics 2021-11-11 João Luís Rosa , Matheus A. Marques , Dionisio Bazeia , Francisco S. N. Lobo

In this paper, we study the structure and gravitational resonances of thick branes generated by a mimetic scalar field in $f(R)$ gravity. We obtain several typical thick brane solutions for $f(R)=R+\alpha R^2$. To study their stability, we…

General Relativity and Quantum Cosmology · Physics 2022-04-29 Jing Chen , Wen-Di Guo , Yu-Xiao Liu

We study a spin 1/2 fermion in a thick braneworld in the context of teleparallel $f(T, B)$ gravity. Here, $f(T,B)$ is such that $f_1(T,B)=T+k_1B^{n_1}$ and $f_2(T,B)=B+k_2T^{n_2}$, where $n_{1,2}$ and $k_{1,2}$ are parameters that control…

General Relativity and Quantum Cosmology · Physics 2021-04-13 A. R. P. Moreira , J. E. G. Silva , C. A. S. Almeida

This work investigates the cosmology of a thick brane within the context of $f(\mathbb{Q})$ gravity, an extension of symmetric teleparallelism. Using a five-dimensional Friedmann-Lema\^itre-Robertson-Walker metric, we solve the field…

General Relativity and Quantum Cosmology · Physics 2026-03-05 J. J. Ramos , J. E. G. Silva

In the teleparallel $f(T)$ gravity scenario, we consider a five-dimensional thick brane. This scenario is interesting because this theory can provide explanations for inflation, radiation, and dark matter under certain conditions. It is…

General Relativity and Quantum Cosmology · Physics 2023-04-19 A. R. P. Moreira , F. C. E. Lima , C. A. S. Almeida

We explore the tensor perturbation of the $f(T)$ brane embedded in an AdS$_5$ spacetime. With the transverse-traceless condition, we get the tensor perturbation equation of the $f(T)$ brane and show that the stability of this brane system…

High Energy Physics - Theory · Physics 2016-02-10 Wen-Di Guo , Qi-Ming Fu , Yu-Peng Zhang , Yu-Xiao Liu

The thick brane scenario built on the f(T,B) teleparallel gravity theory was considered for the study of phase transitions, internal structures, and new classes of solutions in a model. In this theory, T denotes the torsion scalar, and B is…

High Energy Physics - Theory · Physics 2022-06-07 A. R. P. Moreira , F. C. E. Lima , C. A. S. Almeida

We apply the mimetic $f(T)$ theory into the thick brane model. We take the Lagrange multiplier formulation of the action and get the corresponding field equations of motion. We find solutions for different kinds of $f(T)$. Besides, we…

High Energy Physics - Theory · Physics 2024-02-26 Wen-Di Guo , Yi Zhong , Ke Yang , Tao-Tao Sui , Yu-Xiao Liu

In this paper, we study the thick brane system in the so-called $f(Q)$ gravity, where the gravitational interaction was encoded by the nonmetricity $Q$ like scalar curvature $R$ in general relativity. With a special choice of $f(Q)=Q-b…

General Relativity and Quantum Cosmology · Physics 2021-10-27 Qi-Ming Fu , Li Zhao , Qun-Ying Xie

$f(T,B)$ teleparallel gravity is a recently proposed straightforward generalization of the popular $f(T)$ teleparallel gravity by the incorporation of a boundary term $B=\frac{2}{e}\partial_{i}(e T ^{i}) = \bigtriangledown_{i}T^{i}$ where…

General Relativity and Quantum Cosmology · Physics 2020-08-25 Snehasish Bhattacharjee

In this paper, thick branes generated by mimetic scalar field are investigated. Three typical thick brane models are constructed and the linear tensor and scalar perturbations are analyzed. These branes have different inner structures, some…

High Energy Physics - Theory · Physics 2018-02-27 Yi Zhong , Yuan Zhong , Yu-Peng Zhang , Yu-Xiao Liu

By adopting the idea of Born-Infeld electromagnetism, the Born-Infeld determinantal gravity in Weitzenb\"ock spacetime provides a way to smooth the Big Bang singularity at the classical level. We consider a thick braneworld scenario in the…

High Energy Physics - Theory · Physics 2023-01-03 Ke Yang , Hao Yu , Yi Zhong

It is shown that the consideration of the braneworld consistency conditions within the framework of bulk modified gravities allows for the existence of thick branes in the five- dimensional case with compact extra dimension. In studing the…

High Energy Physics - Theory · Physics 2015-07-28 G. P. de Brito , J. M. Hoff da Silva , P. Michel L. T. da Silva , A. de Souza Dutra

In this paper we apply the five-dimensional $f(T)$ gravity with $f(T)=T+k T^n$ to brane scenario to explore the solutions under a given warp factor, and we find that the analytic domain wall solution will be a double-kink solution when the…

High Energy Physics - Theory · Physics 2012-08-03 Jie Yang , Yun-Liang Li , Yuan Zhong , Yang Li
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