Vórtices BPS no modelo de Maxwell- CP(2) com estrutura interna

Detalhes bibliográficos
Ano de defesa: 2019
Autor(a) principal: ANDRADE, João Luís Brandão lattes
Orientador(a): SANTOS, Carlos Eduardo da Hora lattes
Banca de defesa: SANTOS, Carlos Eduardo da Hora lattes, SIFUENTES, Rodolfo Alván Casana lattes, SIMAS, Fabiano de Carvalho lattes
Tipo de documento: Dissertação
Tipo de acesso: Acesso aberto
Idioma: por
Instituição de defesa: Universidade Federal do Maranhão
Programa de Pós-Graduação: PROGRAMA DE PÓS-GRADUAÇÃO EM FÍSICA/CCET
Departamento: DEPARTAMENTO DE FÍSICA/CCET
País: Brasil
Palavras-chave em Português:
Palavras-chave em Inglês:
Área do conhecimento CNPq:
Link de acesso: https://tedebc.ufma.br/jspui/handle/tede/2810
Resumo: In this dissertation, I present the original BPS vortices (Bogomol'nyi-Prasad-Sommer)eld) inherent in a gauge model Maxwell-CP(2) from the general scenario CP (N-1) (in which N = 3, with N corresponding to the number of components of the CP (2) field), when subjected to the presence of an additional, real and neutral scalar field. Then, focusing on radially symmetrical structures, we construct a first-order structure for the model, using the Bogomol'nyi procedure. From the minimization of the total energy, we obtain general expressions for the minimum energy of the model, whose value has an extra contribution due to the presence of the neutral field, and for the respective first order equations (BPS equations), in which both the minimum energy while the BPS equations depend directly on the functional structure of the dielectric function. The introduction of the scalar field, which interacts with the electromagnetic sector via an unusual dielectric function, produces significant modifications in the shape of the resulting BPS vortices, such changes being understood as the manifestation of internal structures originated by the presence of the additional neutral field.