Causal perturbation theory approach to Yukawa’s model

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidad Nacional de Ingeniería (UNI)-
Autor(es): dc.creatorAcevedo, O. A.-
Autor(es): dc.creatorBeltrán, J.-
Autor(es): dc.creatorPimentel, B. M.-
Autor(es): dc.creatorSoto, D. E.-
Data de aceite: dc.date.accessioned2025-08-21T18:19:13Z-
Data de disponibilização: dc.date.available2025-08-21T18:19:13Z-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2021-09-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1140/epjp/s13360-021-01805-1-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/229442-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/229442-
Descrição: dc.descriptionNeutral Yukawa’s model for the description of the interaction between nucleons and pions is studied in the framework of causal perturbation theory, an axiomatic S-matrix quantum field theory in which ultra-violet divergences do not arise as a consequence of a careful splitting of the causal distribution into its retarded and advanced parts. We calculate the scattering cross sections and radiative corrections, including the vertex function for this model, and show that all the normalization constants of these terms can be fixed by requirements on the physical values of the masses and coupling constant. We end with an analysis on the normalizability of this model and the possible self-interaction terms which can arise in higher-order calculations.-
Descrição: dc.descriptionInstitute for Theoretical Physics (IFT) São Paulo State University (UNESP), R. Dr. Bento Teobaldo Ferraz 271-
Descrição: dc.descriptionFacultad de Ciencias Universidad Nacional de Ingeniería (UNI), Av. Túpac Amaru S/N, Apartado-
Descrição: dc.descriptionInstitute for Theoretical Physics (IFT) São Paulo State University (UNESP), R. Dr. Bento Teobaldo Ferraz 271-
Idioma: dc.languageen-
Relação: dc.relationEuropean Physical Journal Plus-
???dc.source???: dc.sourceScopus-
Título: dc.titleCausal perturbation theory approach to Yukawa’s model-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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