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This study delves deeply into braneworld scenarios within modified gravity models, investigating their impact on particle localization and the structure of branes. Through a comprehensive blend of numerical analyses and theoretical…

General Relativity and Quantum Cosmology · Physics 2024-05-17 A. R. P. Moreira , Shi-Hai Dong , M. E. Rodrigues

We investigate the localization of fermionic fields in a five-dimensional braneworld scenario within the framework of modified teleparallel gravity described by a general $f(T,T_G)$ function. Considering a non-minimal coupling between a…

High Energy Physics - Theory · Physics 2026-05-22 Allan R. P. Moreira , Fernando M. Belchior , Guo-Hua Sun , Shi-Hai Dong

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

We propose a braneworld scenario in a modified symmetric teleparallel gravitational theory, where the dynamics for the gravitational field is encoded in the nonmetricity tensor rather than in the curvature. Assuming a single real scalar…

General Relativity and Quantum Cosmology · Physics 2022-08-31 J. E. G. Silva , R. V. Maluf , Gonzalo J. Olmo , C. A. S. Almeida

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

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

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

In this work we deal with thick brane solutions in the warped five-dimensional braneworld scenario with a single extra spatial dimension of infinite extent, for a class of modified theories of gravity with a Lagrange multiplier. We first…

General Relativity and Quantum Cosmology · Physics 2021-03-23 Dionisio Bazeia , Douglas A. Ferreira , Francisco S. N. Lobo , João Luís Rosa

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

Recently, Pal and Skar in [arXiv:hep-th/0701266] proposed a mechanism to arise the warped braneworld models from bulk tachyon matter, which are endowed with a thin brane and a thick brane. In this framework, we investigate localization of…

High Energy Physics - Theory · Physics 2008-11-26 Xin-Hui Zhang , Yu-Xiao Liu , Yi-Shi Duan

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

We investigate the dynamics of fermion localization within the framework of $f(T, B)$ gravity featuring non-minimal couplings. Starting from the Dirac action for a spin-$1/2$ fermion in a five-dimensional spacetime governed by torsional…

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

In this paper, we investigate the braneworld scenario in $f(T)$ gravity with a $K$-field as the background field. We consider various different specific forms of $f(T)$ gravity and $K$-field, and find a general way to construct the…

High Energy Physics - Theory · Physics 2018-10-31 Jian Wang , Wen-Di Guo , Zi-Chao Lin , Yu-Xiao Liu

In this work, following recent studies which show that it is possible to localize gravity as well as scalar and gauge vector fields in a tachyonic de Sitter thick braneworld, we investigate the localization of fermion fields in this model.…

It is well known that in a braneworld model, the localization of fermions on lower dimensional submanifold (say a TeV 3-brane) is governed by the gravity in the bulk which also determines the corresponding phenomenology on the brane. Here…

High Energy Physics - Theory · Physics 2018-01-17 Joydip Mitra , Tanmoy Paul , Soumitra SenGupta

In the context of braneworld scenarios, the real scalar field plays a crucial role by providing thickness for brane. In this work, we investigate a codimension-one thick brane within the framework of $f(R,Q,P)$ gravity, where $R$ represents…

General Relativity and Quantum Cosmology · Physics 2024-12-24 Fernando M. Belchior , Roberto V. Maluf , Albert Yu. Petrov , Paulo J. Porfírio

Discrete symmetries are studied in warped space-times with one extra dimension. In particular, we analyze the compatibility of five- and four-dimensional charge conjugation, parity, time reversal and the orbifold symmetry Z_2 with…

High Energy Physics - Theory · Physics 2009-11-07 R. Casadio , A. Gruppuso

In this paper, we explore the five-dimensional f(T,B) teleparallel modified gravity with f_1(T,B)=T+k_1B^{n_1} and f_2(T,B)=B+k_2T^{n_2} in the brane scenario. Asymptotically, the bulk geometry converges to an AdS_5 spacetime whose…

High Energy Physics - Theory · Physics 2021-03-31 A. R. P. Moreira , J. E. G. Silva , F. C. E. Lima , C. A. S. Almeida

We study the gravity in the context of a braneworld teleparallel scenario. The geometrical setup is assumed to be Randall-Sundrum II model where a single positive tension brane is embedded in an infinite AdS bulk. We derive the equivalent…

General Relativity and Quantum Cosmology · Physics 2015-06-12 Kourosh Nozari , A. Behboodi , S. Akhshabi
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