English
Related papers

Related papers: Fermion localization on asymmetric two-field thick…

200 papers

We study a thick brane scenario within the Palatini formulation of gravity, where the metric and affine connection are treated as independent variables. By introducing a non-minimal coupling between a bulk scalar field and the Ricci scalar,…

General Relativity and Quantum Cosmology · Physics 2026-01-06 Tahereh Azizi , Mojtaba Alimoradi

In the literatures, several types of thick smooth brane configurations in a pure geometric Weyl integrable 5-dimensional space time have been presented. The Weyl geometry is a non-Riemannian modification of 5-dimensional Kaluza--Klein (KK)…

High Energy Physics - Theory · Physics 2009-11-18 Yu-Xiao Liu , Xin-Hui Zhang , Li-Da Zhang , Yi-Shi Duan

We are investigating the localization of matter that interacts nonminimally with gravity within thick braneworld models generated by a scalar bulk. Our review focuses on two models of scalar thick branes. The natural mechanism is used to…

High Energy Physics - Theory · Physics 2024-01-26 Muhammad Taufiqur Rohman , Triyanta , Agus Suroso

We propose a new higher-dimensional mechanism to localize scalar fields as well as fermionic and gauge fields. The underlying theory is a six-dimensional non-commutative field theory where non-commutativity is allowed along two extra…

High Energy Physics - Phenomenology · Physics 2010-02-03 Luigi Pilo , Antonio Riotto

Recently there has been an interest in studying the role that geometry may play in the problem of confining fermions to our four-dimensional spacetime. In general, the focus is on non-Riemannian geometries which possess fields like torsion…

General Relativity and Quantum Cosmology · Physics 2012-09-24 J. B. Formiga

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 note that orbifold boundary conditions that produce chiral fermion zero modes in compactified higher dimensional theories may distort scalar field vacuum expectation values, giving rise to nontrivial dependence on the extra dimensions.…

High Energy Physics - Phenomenology · Physics 2009-09-11 Howard Georgi , Aaron K. Grant , Girma Hailu

This work deals with the presence of thick branes in a model with two source scalar fields that interact with one another in a very specific way. The model is new, capable of generating kinklike configurations that engender important…

High Energy Physics - Theory · Physics 2020-09-16 D. Bazeia , D. A. Ferreira , M. A. Marques

In this work, we obtain exact thick brane models in $4+1$ dimensions generated by higher order field theory kinks, inspired by specific potentials for $\phi^{10}$ and $\phi^{18}$ models. We verify that the geodesic equation along the fifth…

General Relativity and Quantum Cosmology · Physics 2023-09-22 Marzieh Peyravi , Samira Nazifkar , Francisco S. N. Lobo , Kurosh Javidan

We model four-dimensional junctions made out of intersections of co-dimension one brane living in higher-dimensional spacetimes through domain walls. We take a new look at the problem of localizing fermion states on brane junctions as a…

High Energy Physics - Theory · Physics 2023-03-22 Jose L. Paulino , Francisco A. Brito

We investigate the 5D massless fermionic fields within the standing wave braneworld model. We show that in the case of increasing warp factor there exist localized left spinor field zero modes on the brane, while right fermion wave…

High Energy Physics - Theory · Physics 2011-09-20 Merab Gogberashvili , Pavle Midodashvili , Levan Midodashvili

We consider the six dimensional brane world model, where the brane is described by a localized solution to the baby-Skyrme model extending in the extradimensions. The branes have a cosmological constant modeled by inflating four dimensional…

General Relativity and Quantum Cosmology · Physics 2015-06-03 Térence Delsate , Nobuyuki Sawado

We investigate the localization of 4D topological global defects on the brane embedded in 5D. The defects are induced by 5D scalar fields with a symmetry-breaking potential. Taking an ansatz which separates the scalar field into the 4D and…

High Energy Physics - Theory · Physics 2009-11-10 Inyong Cho

The localization problem for massive fermions in the 5D standing wave braneworld is considered. The fermion generations on the brane are explained by the existence of three nodes of standing waves in the bulk, where the left and right modes…

High Energy Physics - Theory · Physics 2015-04-23 Merab Gogberashvili , Giorgi Tukhashvili

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

Recently, a new spin-1/2 fermionic quantum field with mass dimension one in four dimensions--Elko field $\lambda$ was introduced as a candidate of dark matter. In this paper, we investigate the localization of 5D Elko {spinors} on Minkowski…

High Energy Physics - Theory · Physics 2012-10-16 Yu-Xiao Liu , Xiang-Nan Zhou , Ke Yang , Feng-Wei Chen

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

To localize the scalar, fermion, and abelian gauge fields on our 3-brane, a simple mechanism with a hypothetical "magnetic field" in the bulk is proposed. This mechanism is to treat all fields in the equal footing without ad hoc…

High Energy Physics - Theory · Physics 2011-09-28 C. Q. Geng , Shih-Hao Ho

Fermion localization in a braneworld model in presence of dilaton coupled higher curvature Gauss-Bonnet bulk gravity is discussed. It is shown that the lowest mode of left handed fermions can be naturally localized on the visible brane due…

High Energy Physics - Theory · Physics 2017-12-18 Sayantan Choudhury , Joydip Mitra , Soumitra SenGupta

In this Honours Research Project the aim is to build a toy model of an SO(10) Grand Unified Theory with an extra spatial dimension. Utilising the Clash of Symmetries mechanism proposed for brane-world models by Davidson, Toner, Volkas and…

High Energy Physics - Phenomenology · Physics 2007-05-23 David Curtin
‹ Prev 1 3 4 5 6 7 10 Next ›