Simultaneous Measurement of Proton and Lepton Kinematics in Quasielasticlike νμ -Hydrocarbon Interactions from 2 to 20 GeV

MINERvA collaboration

Research output: Contribution to journalArticlepeer-review

8 Scopus citations

Abstract

Neutrino charged-current quasielastic-like scattering, a reaction category extensively used in neutrino oscillation measurements, probes nuclear effects that govern neutrino-nucleus interactions. This Letter reports the first measurement of the triple-differential cross section for νμ quasielastic-like reactions using the hydrocarbon medium of the MINERvA detector exposed to a wideband beam spanning 2≤Eν≤20 GeV. The measurement maps the correlations among transverse and longitudinal muon momenta and summed proton kinetic energies, and compares them to predictions from a state-of-art simulation. Discrepancies are observed that likely reflect shortfalls with modeling of pion and nucleon intranuclear scattering and/or spectator nucleon ejection from struck nuclei. The separate determination of leptonic and hadronic variables can inform experimental approaches to neutrino-energy estimation.

Original languageEnglish (US)
Article number021803
JournalPhysical review letters
Volume129
Issue number2
DOIs
StatePublished - Jul 8 2022
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2022 authors. Published by the American Physical Society. Published by the American Physical Society under the terms of the "https://creativecommons.org/licenses/by/4.0/"Creative Commons Attribution 4.0 International license. Further distribution of this work must maintain attribution to the author(s) and the published article's title, journal citation, and DOI. Funded by SCOAP3.

PubMed: MeSH publication types

  • Journal Article

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