Artículo
Parametrized uncertainties in the spectral function model of neutrino charged-current quasielastic interactions for oscillation analyses
Autor/es | Chakrani, J.
Dolan, S. Avanzini, M. Buizza Ershova, A. Koch, L. McFarland, K. Megías Vázquez, Guillermo Daniel Wret, C. |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 2024-04-15 |
Fecha de depósito | 2024-09-23 |
Publicado en |
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Resumen | A substantial fraction of systematic uncertainties in neutrino oscillation experiments stem from the lack
of precision in modeling the nuclear target in neutrino-nucleus interactions. Whilst this has driven
significant ... A substantial fraction of systematic uncertainties in neutrino oscillation experiments stem from the lack of precision in modeling the nuclear target in neutrino-nucleus interactions. Whilst this has driven significant progress in the development of improved nuclear models for neutrino scattering, it is crucial that the models used in neutrino data analyses be accompanied by parameters and associated uncertainties that allow the coverage of plausible nuclear physics. Based on constraints from electron scattering data, we propose such a set of parameters, which can be applied to nuclear shell models, and test their application to the Benhar et al. [Nucl. Phys. A579, 493 (1994)] spectral function model. The parametrization is validated through a series of maximum likelihood fits to cross section measurements made by the T2K and MINERvA experiments, which also permit an exploration of the power of near-detector data to provide constraints on the parameters in neutrino oscillation analyses. |
Agencias financiadoras | Agence Nationale de la Recherche. France Ministry of Science and Higher Education. Poland National Science Centre, Poland Centre national de la recherche scientifique (CNRS). France international inter universityresearch ICRR, Tokyo, Japan European Commission (EC). Fondo Europeo de Desarrollo Regional (FEDER) Junta de Andalucía, España |
Identificador del proyecto | ANR-10-LABX-0038, ANR-11-IDEX0003-01
UMO-2018/ 30/E/ST2/00441 IN2P3 FY2023 PID2020–114687GB-100 FQM160 2023/WK/04 |
Cita | Chakrani, J., Dolan, S., Avanzini, M.B., Ershova, A., Koch, L., McFarland, K.,...,Wret, C. (2024). Parametrized uncertainties in the spectral function model of neutrino charged-current quasielastic interactions for oscillation analyses. Physical Review D (particles, fields, gravitation, and cosmology), 109 (7), 072006. https://doi.org/10.1103/PhysRevD.109.072006. |
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PhysRevD.109.072006.pdf | 3.564Mb | [PDF] | Ver/ | |