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Measurement of the muon antineutrino double-differential cross section for quasielastic-like scattering on hydrocarbon at Eν∼3.5 GeV

  • (MINERνA Collaboration)
  • Northwestern University
  • University College London
  • College of William and Mary
  • Pontifical Catholic Univ. of Peru
  • Oregon State University
  • Fermi National Accelerator Laboratory
  • University of Rochester
  • University of Geneva
  • Centro Brasileiro de Pesquisas Físicas
  • Universidad Nacional de Ingenieriá
  • University of Pittsburgh
  • Universidad de Guanajuato
  • Universidad Técnica Federico Santa Maria
  • Tufts University
  • University of Minnesota Duluth
  • Rutgers - The State University of New Jersey, New Brunswick
  • University of Oxford
  • Massachusetts College of Liberal Arts
  • Lawrence Berkeley National Laboratory
  • University of Florida
  • University of Michigan, Ann Arbor
  • University of Mississippi

Producción científica: Contribución a una revistaArtículorevisión exhaustiva

47 Citas (Scopus)

Resumen

We present double-differential measurements of antineutrino charged-current quasielastic scattering in the MINERvA detector. This study improves on a previous single-differential measurement by using updated reconstruction algorithms and interaction models and provides a complete description of observed muon kinematics in the form of a double-differential cross section with respect to muon transverse and longitudinal momentum. We include in our signal definition zero-meson final states arising from multinucleon interactions and from resonant pion production followed by pion absorption in the primary nucleus. We find that model agreement is considerably improved by a model tuned to MINERvA inclusive neutrino scattering data that incorporates nuclear effects such as weak nuclear screening and two-particle, two-hole enhancements.

Idioma originalInglés
Número de artículo052002
PublicaciónPhysical Review D
Volumen97
N.º5
DOI
EstadoPublicada - 1 mar. 2018

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