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On the covariant description of spontaneously broken symmetry in general field theory

Reducible fields A(x) with degenerate vacuum which allow the unitary- symmetry transformation U/sup -1/(c)A(x)U(c)=A(x)+c are analysed. The mathematical properties of the 'charge integral' related to the conserved current of this spontaneously broken symmetry are described. The structure o...

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Detalles Bibliográficos
Autores principales: Joos, H, Weimar, E
Lenguaje:eng
Publicado: 1976
Materias:
Acceso en línea:https://dx.doi.org/10.1007/BF02730117
http://cds.cern.ch/record/874059
Descripción
Sumario:Reducible fields A(x) with degenerate vacuum which allow the unitary- symmetry transformation U/sup -1/(c)A(x)U(c)=A(x)+c are analysed. The mathematical properties of the 'charge integral' related to the conserved current of this spontaneously broken symmetry are described. The structure of the S-matrix theory is discussed in such a generalized field theory as a guide-line for the treatment of more complex examples of spontaneously broken symmetries. (42 refs).