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Measurement of Muon antineutrino quasielastic scattering on a hydrocarbon target at Eν∼3.5 GeV

  • L. Fields
  • , J. Chvojka
  • , L. Aliaga
  • , O. Altinok
  • , B. Baldin
  • , A. Baumbaugh
  • , A. Bodek
  • , D. Boehnlein
  • , S. Boyd
  • , R. Bradford
  • , W. K. Brooks
  • , H. Budd
  • , A. Butkevich
  • , D. A. Martinez Caicedo
  • , C. M. Castromonte
  • , M. E. Christy
  • , H. Chung
  • , M. Clark
  • , H. Da Motta
  • , D. S. Damiani
  • I. Danko, M. Datta, M. Day, R. Demaat, J. Devan, E. Draeger, S. A. Dytman, G. A. Díaz, B. Eberly, D. A. Edmondson, J. Felix, T. Fitzpatrick, G. A. Fiorentini, A. M. Gago, H. Gallagher, C. A. George, J. A. Gielata, C. Gingu, B. Gobbi, R. Gran, N. Grossman, J. Hanson, D. A. Harris, J. Heaton, A. Higuera, I. J. Howley, K. Hurtado, M. Jerkins, T. Kafka, J. Kaisen, M. O. Kanter, C. E. Keppel, J. Kilmer, M. Kordosky, A. H. Krajeski, S. A. Kulagin, T. Le, H. Lee, A. G. Leister, G. Locke, G. Maggi, E. Maher, S. Manly, W. A. Mann, C. M. Marshall, K. S. McFarland, C. L. McGivern, A. M. McGowan, A. Mislivec, J. G. Morfín, J. Mousseau, D. Naples, J. K. Nelson, G. Niculescu, I. Niculescu, N. Ochoa, C. D. O'Connor, J. Olsen, B. Osmanov, J. Osta, J. L. Palomino, V. Paolone, J. Park, C. E. Patrick, G. N. Perdue, C. Peña, L. Rakotondravohitra, R. D. Ransome, H. Ray, L. Ren, P. A. Rodrigues, C. Rude, K. E. Sassin, H. Schellman, D. W. Schmitz, R. M. Schneider, E. C. Schulte, C. Simon, F. D. Snider, M. C. Snyder, J. T. Sobczyk, C. J. Solano Salinas, N. Tagg, W. Tan, B. G. Tice, G. Tzanakos, J. P. Velásquez, J. Walding, T. Walton, J. Wolcott, B. A. Wolthuis, N. Woodward, G. Zavala, H. B. Zeng, D. Zhang, L. Y. Zhu, B. P. Ziemer
  • Northwestern University
  • University of Rochester
  • College of William and Mary
  • Pontifical Catholic Univ. of Peru
  • Tufts University
  • Fermi National Accelerator Laboratory
  • University of Pittsburgh
  • Universidad Técnica Federico Santa Maria
  • RAS - Institute for Nuclear Research
  • Centro Brasileiro de Pesquisas Físicas
  • Hampton University
  • University of Minnesota Duluth
  • Universidad de Guanajuato
  • Universidad Nacional de Ingenieriá
  • University of Texas at Austin
  • Rutgers - The State University of New Jersey, New Brunswick
  • Massachusetts College of Liberal Arts
  • University of Florida
  • James Madison University
  • University of Chicago
  • University of California at Irvine
  • University of Wrocław
  • Otterbein University
  • National and Kapodistrian University of Athens

Producción científica: Contribución a una revistaArtículorevisión exhaustiva

170 Citas (Scopus)

Resumen

We have isolated ν̄μ charged-current quasielastic (QE) interactions occurring in the segmented scintillator tracking region of the MINERvA detector running in the NuMI neutrino beam at Fermilab. We measure the flux-averaged differential cross section, dσ/dQ2, and compare to several theoretical models of QE scattering. Good agreement is obtained with a model where the nucleon axial mass, MA, is set to 0.99 GeV/c2 but the nucleon vector form factors are modified to account for the observed enhancement, relative to the free nucleon case, of the cross section for the exchange of transversely polarized photons in electron-nucleus scattering. Our data at higher Q2 favor this interpretation over an alternative in which the axial mass is increased.

Idioma originalInglés
Número de artículo022501
PublicaciónPhysical Review Letters
Volumen111
N.º2
DOI
EstadoPublicada - 11 jul. 2013

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Profundice en los temas de investigación de 'Measurement of Muon antineutrino quasielastic scattering on a hydrocarbon target at Eν∼3.5 GeV'. En conjunto forman una huella única.

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