Numerical implementation of lepton-nucleus interactions and its effect on neutrino oscillation analysis

C.-M. Jen, A. M. Ankowski, O. Benhar, A. P. Furmanski, L. N. Kalousis, and C. Mariani
Phys. Rev. D 90, 093004 – Published 12 November 2014

Abstract

We discuss the implementation of the nuclear model based on realistic nuclear spectral functions in the GENIE neutrino interaction generator. Besides improving on the Fermi gas description of the nuclear ground state, our scheme involves a new prescription for Q2 selection, meant to efficiently enforce energy-momentum conservation. The results of our simulations, validated through comparison to electron scattering data, have been obtained for a variety of target nuclei, ranging from carbon to argon, and cover the kinematical region in which quasielastic scattering is the dominant reaction mechanism. We also analyze the influence of the adopted nuclear model on the determination of neutrino oscillation parameters.

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  • Received 3 April 2014

DOI:https://doi.org/10.1103/PhysRevD.90.093004

© 2014 American Physical Society

Authors & Affiliations

C.-M. Jen1, A. M. Ankowski2,*, O. Benhar1,†, A. P. Furmanski3, L. N. Kalousis1, and C. Mariani1

  • 1Center for Neutrino Physics, Virginia Tech, Blacksburg, Virginia 24061, USA
  • 2Department of Physics, Okayama University, Okayama 700-8530, Japan
  • 3Department of Physics, University of Warwick, Coventry CV4-7AL , United Kingdom

  • *Present address: Center for Neutrino Physics, Virginia Tech, Blacksburg, VA 24061, USA.
  • On leave from INFN and Department of Physics, “Sapienza” Università di Roma, I-00185 Roma, Italy.

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Vol. 90, Iss. 9 — 1 November 2014

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