Boundary scattering in the ϕ 6 model

Abstract We study the non-integrable 𝜙6 model on the half-line. The model has two topological sectors. We chose solutions from just one topological sector to fix the initial con­ ditions. The scalar field satisfies a Neumann boundary condition 𝜙 x (0, t) = H. We study the scattering of a kink (antik...

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Main Authors: Fred C. Lima, Fabiano C. Simas, K. Z. Nobrega, Adalto R. Gomes
Format: Article
Language:English
Published: SpringerOpen 2019-10-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP10(2019)147
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author Fred C. Lima
Fabiano C. Simas
K. Z. Nobrega
Adalto R. Gomes
author_facet Fred C. Lima
Fabiano C. Simas
K. Z. Nobrega
Adalto R. Gomes
author_sort Fred C. Lima
collection DOAJ
description Abstract We study the non-integrable 𝜙6 model on the half-line. The model has two topological sectors. We chose solutions from just one topological sector to fix the initial con­ ditions. The scalar field satisfies a Neumann boundary condition 𝜙 x (0, t) = H. We study the scattering of a kink (antikink) with all possible regular and stable boundaries. For H = 0 the results are the same observed for scattering for the same model in the full line. For H ≠ 0, sensible modifications appear in the dynamics with several possibilities for the out­put depending on the initial velocity and the boundary. Our results are confronted with the topological structure and linear stability analysis of kink, antikink and boundary solutions.
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spelling doaj.art-28c8ad141d6549f09945d3833a8b93ca2022-12-21T20:14:58ZengSpringerOpenJournal of High Energy Physics1029-84792019-10-0120191013010.1007/JHEP10(2019)147Boundary scattering in the ϕ 6 modelFred C. Lima0Fabiano C. Simas1K. Z. Nobrega2Adalto R. Gomes3Departamento de Física, Universidade Federal do Maranhão (UFMA)Centro de Ciênciás Agrárias e Ambientais-CCAA, Universidade Federal do Maranhão (UFMA)Departamento de Eletro-Eletrônica, Instituto Federal de Educaçâo, Ciência e Tecnologia do Maranhão (IFMA)Departamento de Física, Universidade Federal do Maranhão (UFMA)Abstract We study the non-integrable 𝜙6 model on the half-line. The model has two topological sectors. We chose solutions from just one topological sector to fix the initial con­ ditions. The scalar field satisfies a Neumann boundary condition 𝜙 x (0, t) = H. We study the scattering of a kink (antikink) with all possible regular and stable boundaries. For H = 0 the results are the same observed for scattering for the same model in the full line. For H ≠ 0, sensible modifications appear in the dynamics with several possibilities for the out­put depending on the initial velocity and the boundary. Our results are confronted with the topological structure and linear stability analysis of kink, antikink and boundary solutions.http://link.springer.com/article/10.1007/JHEP10(2019)147Field Theories in Lower DimensionsSolitons Monopoles and InstantonsNonperturbative Effects
spellingShingle Fred C. Lima
Fabiano C. Simas
K. Z. Nobrega
Adalto R. Gomes
Boundary scattering in the ϕ 6 model
Journal of High Energy Physics
Field Theories in Lower Dimensions
Solitons Monopoles and Instantons
Nonperturbative Effects
title Boundary scattering in the ϕ 6 model
title_full Boundary scattering in the ϕ 6 model
title_fullStr Boundary scattering in the ϕ 6 model
title_full_unstemmed Boundary scattering in the ϕ 6 model
title_short Boundary scattering in the ϕ 6 model
title_sort boundary scattering in the ϕ 6 model
topic Field Theories in Lower Dimensions
Solitons Monopoles and Instantons
Nonperturbative Effects
url http://link.springer.com/article/10.1007/JHEP10(2019)147
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