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Related papers: Meson Exchange Current (MEC) Models in Neutrino In…

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The scattering of electrons on carbon, calcium, and argon targets are analyzed using an approach that incorporates the contributions to the electromagnetic response functions from the quasielastic (QE), inelastic processes, and two-particle…

High Energy Physics - Phenomenology · Physics 2020-09-22 A. V. Butkevich , S. V. Luchuk

We present a charged-current quasielastic neutrino-nucleus scattering model based on an unfactorized representation of the spectral function, employing relativistic momentum distributions for bound nucleons and the relativistic…

In this work we improve on several aspects of the computation of the (anti-)neutrino charged-current multi-nucleon cross section carried out in Phys.Rev.C 83 (2011) 045501 and Phys.Rev.C 102 (2020) 024601. Most importantly, we implement a…

Nuclear Theory · Physics 2024-08-01 J. E. Sobczyk , J. Nieves

We present the results of a recent study of meson-exchange two-body currents in lepton-nucleus inclusive scattering at various kinematics and for different nuclei within the Relativistic Fermi Gas model. We show that the associated nuclear…

The NEUT event generator is a widely-used tool to simulate neutrino interactions for energies between 10s of MeV and a few TeV. NEUT plays a crucial role in neutrino oscillation analyses for the T2K and Hyper-K experiments, providing the…

High Energy Physics - Experiment · Physics 2023-01-24 S. Dolan , J. McElwee , S. Bolognesi , Y. Hayato , K. McFarland , G. Megias , K. Niewczas , L. Pickering , J. Sobczyk , L. Thompson , C. Wret

This paper delves into the distribution of semi-inclusive events involving the emission of two nucleons in (anti) neutrino charged-current scattering. The analysis is conducted within the framework of relativistic mean field theory applied…

High Energy Physics - Phenomenology · Physics 2024-02-21 V. L. Martinez-Consentino , A. M. Cantizani , J. E. Amaro

The electron-neutrino charged-current quasielastic (CCQE) cross section on nuclei is an important input parameter to appearance-type neutrino oscillation experiments. Current experiments typically work from the muon neutrino cross section…

High Energy Physics - Experiment · Physics 2019-08-13 Jeremy Wolcott

We present the first applications of the second random-phase-approximation model with the finite-range Gogny interaction. We discuss the advantages of using such an interaction in this type of calculations where 2 particle-2 hole…

Nuclear Theory · Physics 2015-06-05 D. Gambacurta , M. Grasso , V. De Donno , G. Co' , F. Catara

A precise description of neutrino-nucleus reactions will play a key role in addressing fundamental questions such as the leptonic CP violation and the neutrino mass hierarchy through analyzing data from next-generation neutrino oscillation…

Nuclear Theory · Physics 2017-04-12 S. X. Nakamura , H. Kamano , Y. Hayato , M. Hirai , W. Horiuchi , S. Kumano , T. Murata , K. Saito , M. Sakuda , T. Sato , Y. Suzuki

Two boson exchange (TBE) correction to the cross section for the quasi-elastic charged current $\nu n$ and $\bar{\nu} p$ scattering is evaluated. The TBE is given by $W\gamma$ box diagrams. The calculations are performed for 1 GeV…

High Energy Physics - Phenomenology · Physics 2015-06-17 Krzysztof M. Graczyk

Neutrino oscillation is the only known phenomenon for physics beyond the standard model. To investigate this phenomenon, the understanding of low energy neutrino scattering (200<E<2000 MeV) is the crucial task for high energy physicists. In…

High Energy Physics - Experiment · Physics 2008-11-26 MiniBooNE Collaboration , Teppei Katori

Understanding nuclear effects is essential for improving the sensitivity of neutrino oscillation measurements. Validating nuclear models solely through neutrino scattering data is challenging due to limited statistics and the broad energy…

High Energy Physics - Phenomenology · Physics 2025-02-25 Seisho Abe

The electron-neutrino charged-current quasielastic (CCQE) cross section on nuclei is an important input parameter for electron neutrino appearance oscillation experiments. Current experiments typically begin with the muon neutrino cross…

High Energy Physics - Experiment · Physics 2019-08-13 J. Wolcott

We propose a simple meson-exchange model of the photoproduction of $\rho$- and $\omega$-mesons off protons near threshold ($E_\gamma$ less than 2 GeV). This model provides a good description of the available data and implies a large…

Nuclear Theory · Physics 2010-04-06 Bengt Friman , Madeleine Soyeur

The multi-particle production at high energy neutrino- nucleon collisions are investigated through the analysis of the data of the experiment CERN-WA-025 at neutrino energy less than 260GeV and the experiments FNAL-616 and FNAL-701 at…

High Energy Physics - Phenomenology · Physics 2014-11-17 M. T. Hussein , N. M. Hassan , W. Elharbi

In this work, we investigate the role of multi-nucleon (MN) effects (mainly 2p-2h and RPA) on the sensitivity measurement of various neutrino oscillation parameters, in the disappearance channel of NO$\nu$A (USA) experiment. Short-range…

High Energy Physics - Phenomenology · Physics 2022-07-19 Paramita Deka , Jaydip Singh , Neelakshi Sarma , Kalpana Bora

Heavy ion double charge exchange reactions are described by sequential meson-exchange, corresponding to a double single charge exchange (DSCE) reaction mechanism. The theoretical formulation is discussed. The fully quantum mechanical…

Nuclear Theory · Physics 2019-12-09 Jessica I. Bellone , Stefano Burrello , Maria Colonna , José-Antonio Lay , Horst Lenske

The T2K neutrino beam consists mostly of muon neutrinos with a 1$\%$ component of electron neutrinos. In order to maximise the physics potential of T2K and other future neutrino experiments, it is important to understand how these electron…

High Energy Physics - Experiment · Physics 2015-04-28 Iain Lamont

An analysis of the effects of meson exchange and isobar currents in exclusive (e,e'p) processes from O-16 under quasi-free kinematics is presented. A model that has probed its feasibility for inclusive quasi-elastic (e,e') processes is…

Nuclear Theory · Physics 2008-11-26 J. E. Amaro , A. M. Lallena , J. A. Caballero