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In this work we study models described by a single real scalar field in two-dimensional space-time, using the deformation procedure to propose and investigate new families of models and their kink solutions.

High Energy Physics - Theory · Physics 2013-08-20 D. Bazeia , M. A. González León , L. Losano , J. Mateos Guilarte , J. R. L. Santos

We present a method for generating new deformed solutions starting from systems of two real scalar fields for which defect solutions and orbits are known. The procedure generalizes the approach introduced in a previous work [Phys. Rev. D…

High Energy Physics - Theory · Physics 2008-11-26 V. I. Afonso , D. Bazeia , M. A. Gonzalez Leon , L. Losano , J. Mateos Guilarte

In this work we study the presence of kinks in models described by two real scalar fields in bi-dimensional space-time. We generate new two-field models, constructed from distinct but important one-field models, and we solve them with…

High Energy Physics - Theory · Physics 2013-09-10 A. Alonso-Izquierdo , D. Bazeia , L. Losano , J. Mateos Guilarte

In this work we use the deformation procedure and explore the route to obtain distinct field theory models that present similar stability potentials. Starting from systems that interact polynomially or hyperbolically, we use a deformation…

High Energy Physics - Theory · Physics 2018-07-04 D. Bazeia , D. A. Ferreira , Elisama E. M. Lima , L. Losano

This work deals with scalar field theories and supersymmetric quantum mechanics. The investigation is inspired by a recent result, which shows how to use the reconstruction mechanism to describe two distinct field theories from the very…

General Physics · Physics 2018-03-12 D. Bazeia , L. Losano

At the present work we consider an application of the deformation procedure that enable us to construct, systematically, scalar field models supporting multikinks. We introduce a new deformation function in order to realize this task. We…

High Energy Physics - Theory · Physics 2015-06-19 G. P. de Brito , A. de Souza Dutra

In this paper methods for deforming scalar field theories on Euclidean target spaces, in which new field theories are constructed so that solutions are known, are generalized to the context of Sigma models. In particular, deformations…

High Energy Physics - Theory · Physics 2024-10-03 A. Alonso-Izquierdo , A. J. Balseyro Sebastian , M. A. Gonzalez Leon

The present work investigates several models of a single real scalar field, engendering kinetic term of the Dirac-Born-Infeld type. Such theories introduce nonlinearities to the kinetic part of the Lagrangian, which presents a square root…

High Energy Physics - Theory · Physics 2017-12-15 D. Bazeia , Elisama E. M. Lima , L. Losano

We introduce a method to obtain deformed defects starting from a given scalar field theory which possesses defect solutions. The procedure allows the construction of infinitely many new theories that support defect solutions, analytically…

High Energy Physics - Theory · Physics 2009-11-07 D. Bazeia , L. Losano , J. M. C. Malbouisson

We study the procedure of the reconstruction of phantom-scalar field potentials in two-field cosmological models. It is shown that while in the one-field case the chosen cosmological evolution defines uniquely the form of the scalar…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Alexander A. Andrianov , Francesco Cannata , Alexander Y. Kamenshchik , Daniele Regoli

In this work we study kinklike structures, which are localized solutions that appear in models described by real scalar fields. The model to be considered is characterized by two real scalar fields and includes a function of one of the two…

High Energy Physics - Theory · Physics 2020-05-07 D. Bazeia , M. A. Liao , M. A. Marques

In this work we offer an approach to enlarge the number of exactly solvable models with two real scalar fields in (1+1)D. We build some new two-field models, and obtain their exact orbits and exact or numerical field configurations. It is…

High Energy Physics - Theory · Physics 2015-06-19 G. P. de Brito , A. de Souza Dutra

In this work we introduce new scalar field models and study the defect solutions they may engender. The investigation is based on the deformation procedure, which greatly simplify the calculations, leading us to new models together with the…

High Energy Physics - Theory · Physics 2011-03-04 D. Bazeia , M. A. Gonzalez Leon , L. Losano , J. Mateos Guilarte

In this work, families of kinks are analytically identified in multifield theories with either polynomial or deformed sine-Gordon-type potentials. The underlying procedure not only allows us to obtain analytical solutions for these models,…

High Energy Physics - Theory · Physics 2026-01-01 A. Alonso-Izquierdo , A. J. Balseyro Sebastian , M. A. Gonzalez Leon

In this paper, we investigate novel kinklike structures in a scalar field theory driven by Dirac-Born-Infeld (DBI) dynamics. Analytical features are reached through a first-order formalism and a deformation procedure. The analysis ensures…

High Energy Physics - Theory · Physics 2022-03-02 Elisama E. M. Lima , Francisco A. Brito

This work deals with the presence of localized structures in relativistic systems described by two real scalar fields in two-dimensional spacetime. We consider the usual two-field model with the inclusion of the cuscuton term, which couples…

High Energy Physics - Theory · Physics 2023-08-08 I. Andrade , R. Menezes

This work deals with lump-like structures in models described by a single real scalar field in two-dimensional spacetime. We start with a model that supports lump-like configurations and use the deformation procedure to construct scalar…

High Energy Physics - Theory · Physics 2018-07-06 D. Bazeia , L. Losano , Gonzalo J. Olmo

This work offers an extension of the deformation procedure introduced in field theory to the case of standard cosmology in the presence of real scalar field in flat space-time. The procedure is shown to work for many models, which give rise…

Astrophysics · Physics 2024-02-23 Dionisio Bazeia , Laercio Losano , Alan B. Pavan

In this paper we review how to reconstruct scalar field theories in two dimensional spacetime starting from solvable Schrodinger equations. Three different Schrodinger potentials are analyzed. We obtained two new models starting from the…

High Energy Physics - Theory · Physics 2007-05-23 Gabriel H. Flores , N. F. Svaiter

We present the explicit construction of some multi-scalar field theories in (1+1) dimensions supporting BPS (Bogomol'nyi--Prasad--Sommerfield) kink solutions. The construction is based on the ideas of the so-called extension method. In…

High Energy Physics - Theory · Physics 2020-12-16 A. R. Aguirre , E. S. Souza
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