Ambiguities and symmetry relations associated with fermionic tensor densities

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Autor(es): dc.contributorInstituto de Física Teórica-
Autor(es): dc.contributorUniversidade Federal de Santa Maria-
Autor(es): dc.creatorDallabona, G.-
Autor(es): dc.creatorBattistel, O. A.-
Data de aceite: dc.date.accessioned2025-08-21T19:03:36Z-
Data de disponibilização: dc.date.available2025-08-21T19:03:36Z-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2004-01-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1103/PhysRevD.70.065017-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/231353-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/231353-
Descrição: dc.descriptionWe consider the consistent evaluation of perturbative (divergent) Green functions associated with fermionic tensor densities and the derivation of symmetry relations for them. We show that, in spite of current algebra methods being not applicable, it is possible to derive symmetry properties analogous to the Ward identities of vector and axial-vector densities. The proposed method, which is applicable to any previously chosen order of perturbative calculation, gives the same results as those of current algebra when such a tool is applicable. By using a very general calculational strategy, concerning the manipulations and calculations involving divergent Feynman integrals, we evaluate the purely fermionic two-point functions containing tensor vertices and derive their symmetry properties. The present investigation is the first step in the study and characterization of possible anomalies involving fermionic tensor densities, particularly in purely fermionic three-point functions. © 2004 The American Physical Society.-
Descrição: dc.descriptionInstituto de Física Teórica, São Paulo, 01405-900-
Descrição: dc.descriptionDepartamento de Física Universidade Federal de Santa Maria, Caixa Postal 5093, 97119-900-
Idioma: dc.languageen-
Relação: dc.relationPhysical Review D - Particles, Fields, Gravitation and Cosmology-
???dc.source???: dc.sourceScopus-
Título: dc.titleAmbiguities and symmetry relations associated with fermionic tensor densities-
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