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A Fresh Look at the Calculation of Tunneling Actions in Multi-Field Potentials

The quantum decay of a metastable vacuum is exponentially suppressed by a tunneling action that can be calculated in the semi-classical approximation as the Euclidean action of a bounce that interpolates between the false and true phases. For multi-field potentials, finding the bounce is non-trivial...

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Detalles Bibliográficos
Autores principales: Espinosa, J.R., Konstandin, T.
Lenguaje:eng
Publicado: 2018
Materias:
Acceso en línea:https://dx.doi.org/10.1088/1475-7516/2019/01/051
http://cds.cern.ch/record/2650777