Artículo
Relativistic effects in two-particle emission for electron and neutrino reactions
Autor/es | Ruiz Simo, I.
Albertus, C. Amaro Soriano, José Enrique Barbaro, M. B. Caballero Carretero, Juan Antonio Donnelly, T. W. |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 2004-08-18 |
Fecha de depósito | 2017-07-17 |
Publicado en |
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Resumen | Two-particle two-hole contributions to electroweak response functions are computed in a fully relativistic Fermi gas, assuming that the electroweak current matrix elements are independent of the kinematics. We analyze the ... Two-particle two-hole contributions to electroweak response functions are computed in a fully relativistic Fermi gas, assuming that the electroweak current matrix elements are independent of the kinematics. We analyze the genuine kinematical and relativistic effects before including a realistic meson-exchange current operator. This allows one to study the mathematical properties of the nontrivial seven-dimensional integrals appearing in the calculation and to design an optimal numerical procedure to reduce the computation time. This is required for practical applications to charged-current neutrino scattering experiments, in which an additional integral over the neutrino flux is performed. Finally, we examine the viability of this model to compute the electroweak two-particle–two-hole response functions. |
Identificador del proyecto | FIS2011-24149
FIS2011-28738-C02-01 FQM-225 FQM-160 DE-FC02-94ER40818 |
Cita | Ruiz Simo, I., Albertus, C., Amaro Soriano, J.E., Barbaro, M.B., Caballero Carretero, J.A. y Donnelly, T.W. (2004). Relativistic effects in two-particle emission for electron and neutrino reactions. Physical Review D - Particles, Fields, Gravitation and Cosmology, 90 (3), 033012-1-033012-23. |
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