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Related papers: Modeling Atmospheric Neutrino Interactions: Dualit…

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We introduce a novel approach that utilizes neutrino events from the off-axis near detector to investigate the beam profile in long-baseline neutrino experiments. Understanding the dynamics of the neutrino beam is crucial for improving the…

High Energy Physics - Experiment · Physics 2025-08-13 Svetlana Karpova , Federico Sánchez , Dana Douqa

We analyze the impact of recent solar and atmospheric data in the determination of the neutrino oscillation parameters, taking into account that both the solar nu_e and the atmospheric nu_mu may convert to a mixture of active and sterile…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. Maltoni

The temperature and density dependence of the meson-nucleon vertex form factors is studied in the framework of thermofield dynamics. Results are obtained for two rather different nucleon-nucleon potentials: the usual Bonn potential and the…

Nuclear Theory · Physics 2010-02-17 U. T. Yakhshiev , A. W. Thomas , F. C. Khanna

Both neutrino and antineutrino charged-current quasi-elastic scattering on a carbon target are studied to investigate the nuclear effect on the determination of the axial form factor F_A(Q^2). A method for extraction of F_A(Q^2) from the…

High Energy Physics - Phenomenology · Physics 2014-04-02 A. V. Butkevich , D. Perevalov

Proton and neutron electric and magnetic form factors are the primary characteristics of their spatial structure and have been studied extensively over the past half-century. At large values of the momentum transfer $Q^2$ they should reveal…

High Energy Physics - Lattice · Physics 2025-02-25 S. Syritsyn , M. Engelhardt , S. Krieg , J. Negele , A. Pochinsky

We extend and review our analysis of the nucleon \to \Delta(1232) transition electroweak form factors from Ref. [1]. New fit of the \Delta(1232) vector form factors to electron-proton scattering F_2 structure function is introduced as well,…

High Energy Physics - Phenomenology · Physics 2015-10-28 Jakub Zmuda , Krzysztof M. Graczyk

The $N \to \Delta$ weak vertex provides an important contribution to the one pion production in neutrino-nucleon and neutrino-nucleus scattering for $\pi N$ invariant masses below 1.4 GeV. Beyond its interest as a tool in neutrino detection…

Nuclear Theory · Physics 2015-06-17 C. Barbero , G. López Castro , A. Mariano

We determine the nucleon electromagnetic form factors and their uncertainties from world electron scattering data. The analysis incorporates two-photon exchange corrections, constraints on the low-Q2 and high-Q2 behavior, and additional…

Nuclear Experiment · Physics 2017-12-12 Zhihong Ye , John Arrington , Richard J. Hill , Gabriel Lee

Point-form relativistic quantum mechanics is applied to elastic electron-deuteron scattering. The deuteron is modeled using relativistic interactions that are scattering-equivalent to the nonrelativistic Argonne $v_{18}$ and Reid '93…

Nuclear Theory · Physics 2011-07-19 T. W. Allen , W. H. Klink , W. N. Polyzou

A revised global fit of electroweak $ep$ and $\nu p$ elastic scattering data has been performed, with the goal of determining the strange quark contribution to the vector and axial-vector form factors of the nucleon in the momentum-transfer…

High Energy Physics - Phenomenology · Physics 2014-11-18 Stephen Pate , Dennis Trujillo

Using a Poincar\'e-covariant quark+diquark Faddeev equation and related symmetry-preserving weak interaction current, we deliver parameter-free predictions for the nucleon axialvector form factor, $G_A(Q^2)$, on the domain $0\leq…

High Energy Physics - Phenomenology · Physics 2022-11-23 Chen Chen , Craig D. Roberts

The strange quark contribution to the vector and axial form factors of the nucleon has been determined for momentum transfers in the range $0.45<Q^2<1.0$ GeV$^2$. The results are obtained via a combined analysis of forward-scattering,…

High Energy Physics - Experiment · Physics 2008-11-26 S. F. Pate , D. W. McKee , V. Papavassiliou

In the quasielastic region, we investigate the effect of neutrino electromagnetic properties constrained from the recent experiments on the electroweak neutral current reaction process of the neutrino-$^{12}$C scattering. For a relativistic…

Nuclear Theory · Physics 2024-08-08 K. S. Kim , P. T. P. Hutauruk , Seung-il Nam , Chang Ho Hyun

Neutrino oscillation experiments provide a unique tool for probing neutrino-matter interactions, especially those involving the tau neutrino. We describe the sensitivity of the present atmospheric neutrino data to these interactions in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alexander Friedland , Cecilia Lunardini , Michele Maltoni

We present a contribution of higher order to neutrino-electron scattering that is a charged-current counterpart of both the anomalous axial-vector triangle and possible non-standard interaction contributions. It arises in the standard model…

High Energy Physics - Phenomenology · Physics 2008-11-26 K. Kumericki , I. Picek

The mean free path of neutrino - free electron gas interaction has been calculated by taking into account the neutrino electromagnetic form factors and the possibility of neutrino oscillation. It is shown that the form factor effect becomes…

High Energy Physics - Phenomenology · Physics 2009-11-11 C. K. Williams , P. T. P. Hutauruk , A. Sulaksono , T. Mart

We report on a new measurement of the parity-violating asymmetry in quasielastic electron scattering from the deuteron at backward angles at Q2= 0.038 (GeV/c)2. This quantity provides a determination of the neutral weak axial vector form…

Nuclear Experiment · Physics 2014-11-18 SAMPLE collaboration , T. M. Ito

The problem with the use of scaling arguments for simultaneous studies of different weak interaction processes is discussed. When different neutrino scattering cross sections involving quite different momentum transfers are being compared…

Nuclear Theory · Physics 2009-11-10 A. C. Hayes

The nucleon axial-vector coupling constant $g_A$ is studied in the presence of an external magnetic field, and in dense nuclear environments, to emulate nuclear matter in magnetars. For this purpose we use QCD finite energy sum rules for…

High Energy Physics - Phenomenology · Physics 2024-06-24 C. A. Dominguez , Marcelo Loewe , Cristian Villavicencio , R. Zamora

Nucleon form factors have been extensively studied both experimentally and theoretically for many years. We report here on new results of a high statistics quenched lattice QCD calculation of vector and axial-vector nucleon form factors at…

High Energy Physics - Lattice · Physics 2008-11-26 S. Capitani , M. Gockeler , R. Horsley , B. Klaus , H. Oelrich , H. Perlt , D. Petters , D. Pleiter , P. E. L. Rakow , G. Schierholz , A. Schiller , P. Stephenson
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