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Related papers: Weak $\eta$ production off the nucleon

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We have studied neutral and charged current (anti)neutrino induced $\eta$ production off the free nucleon target at MicroBooNE energies, in the light of recent results reported by the MicroBooNE collaboration for the total $\eta$ production…

High Energy Physics - Phenomenology · Physics 2023-09-22 A. Fatima , M. Sajjad Athar , S. K. Singh

The charge changing weak production of Delta in nucleons and nuclei is studied. The reactions e^{-} p -> Delta^{0} \nu_{e} and e^{+} p -> Delta^{++} \bar{\nu}_{e} are considered as a possible source of information about the weak N-Delta…

Nuclear Theory · Physics 2011-02-09 L. Alvarez-Ruso , E. Oset , S. K. Singh , M. J. Vicente Vacas

We have studied charged current neutrino/antineutrino induced weak pion production from nucleon. For the present study, contributions from $\Delta(1232)$-resonant term, non-resonant background terms as well as contribution from higher…

High Energy Physics - Phenomenology · Physics 2016-12-21 M. Rafi Alam , M. Sajjad Athar , Shikha Chauhan , S. K. Singh

We develop a model for the weak pion production off the nucleon, which besides the Delta pole mechanism (weak excitation of the $\Delta(1232)$ resonance and its subsequent decay into $N\pi$), includes also some background terms required by…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Hernandez , J. Nieves , M. Valverde

We present a study of neutrino/antineutrino induced charged and neutral current single pion production off the nucleon. For this, we have considered $P_{33}(1232)$ resonance, non-resonant background terms, other higher resonances like…

High Energy Physics - Phenomenology · Physics 2016-03-23 M. Rafi Alam , M. Sajjad Athar , S. Chauhan , S. K. Singh

The strange particle production induced by (anti)neutrino off nucleon has been studied for $|\Delta S|=0$ and $|\Delta S|=1$ channels. The reactions those we have considered are for the production of single kaon/antikaon, eta and associated…

High Energy Physics - Phenomenology · Physics 2015-02-10 M. Rafi Alam , I. Ruiz Simo , L. Alvarez-Ruso , M. Sajjad Athar , M. J. Vicente Vacas

We construct a model for the weak pion production off the nucleon, which in addition to the weak excitation of the $\Delta(1232)$ resonance and its subsequent decay into $N\pi$, it includes also some background terms required by chiral…

Nuclear Theory · Physics 2008-11-26 E. Hernandez , J. Nieves , M. Valverde

The charged current (anti)neutrino induced eta production from the nucleons is studied in a model based on the effective Lagrangians to evaluate the contribution from the nonresonant and resonant diagrams. The contribution from the…

High Energy Physics - Phenomenology · Physics 2023-02-22 A. Fatima , M. Sajjad Athar , S. K. Singh

The quasielastic weak production of $\Lambda$ and $\Sigma$ hyperons from nucleons and nuclei induced by antineutrinos is studied in the energy region of some ongoing neutrino oscillation experiments in the intermediate energy region. The…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. K. Singh , M. J. Vicente Vacas

The weak kaon production off the nucleon induced by neutrinos is studied at the low and intermediate energies of interest for some ongoing and future neutrino oscillation experiments. This process is also potentially important for the…

High Energy Physics - Phenomenology · Physics 2014-11-20 M. Rafi Alam , I. Ruiz Simo , M. Sajjad Athar , M. J. Vicente Vacas

We study neutrino induced one-pion production off the nucleon in and around the Delta resonance region. Apart from the Delta-pole mechanism we include background terms required by chiral symmetry. These background terms give sizeable…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Hernandez , J. Nieves , M. Valverde

Weak pion production off the nucleon at low energies has been systematically investigated in manifestly relativistic baryon chiral perturbation theory with explicit inclusion of the $\Delta$(1232) resonance. Most of the involved low-energy…

High Energy Physics - Phenomenology · Physics 2018-10-10 De-Liang Yao , Luis Alvarez-Ruso , Astrid N. Hiller Blin , M. J. Vicente Vacas

A first theoretical study for neutrino-induced diffractive productions of heavy pseudoscalar-mesons, \eta_c and \eta_b, off a nucleon is performed based on factorization formalism in QCD. We evaluate the forward diffractive production cross…

High Energy Physics - Phenomenology · Physics 2009-11-07 A. Hayashigaki , K. Suzuki , K. Tanaka

We discuss electro-magnetic and weak production of pions on nucleons and show how results of experiments and their interpretation in terms of chiral quark models with explicit meson degrees of freedom combine to reveal the ground-state…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Sirca , L. Amoreira , M. Fiolhais , B. Golli

Neutrino-induced pion and photon production from nucleons and nuclei are important for the interpretation of neutrino-oscillation experiments, and these processes are potential backgrounds in the MiniBooNE experiment [A. A. Aquilar-Arevalo…

Nuclear Theory · Physics 2010-11-30 Brian D. Serot , Xilin Zhang

We present a microscopic model for neutrino induced one-pion production off the nucleon and its implementation for the purpose of calculating coherent pion production in nuclei. We further criticize the use of the Rein--Sehgal model for…

High Energy Physics - Phenomenology · Physics 2009-12-07 J. E. Amaro , E. Hernández , J. Nieves , M. Valverde , M. J. Vicente-Vacas

Low-energy eta photoproduction on the nucleon is studied in an effective Lagrangian approach that contains Born terms, vector meson and nucleon resonance contributions. The resonance sector includes the $S_{11}(1535)$, $P_{11}(1440)$ and…

Nuclear Theory · Physics 2009-10-28 L. Tiator , C. Bennhold , S. S. Kamalov

The N-Delta axial form factors are determined from neutrino induced pion production ANL & BNL data by using a state of the art theoretical model, which accounts both for background mechanisms and deuteron effects. We find violations of the…

High Energy Physics - Phenomenology · Physics 2010-05-12 E. Hernandez , J. Nieves , M. Valverde , M. J. Vicente-Vacas

Nucleon $\to \Delta(1232)$ transition electroweak form factors are discussed in a single pion production model with nonresonant background terms originating from a chiral perturbation theory. Fits to electron-proton scattering $F_2$ as well…

High Energy Physics - Phenomenology · Physics 2015-06-22 Krzysztof M. Graczyk , Jakub Zmuda , Jan T. Sobczyk

The charged current antikaon production off nucleons induced by antineutrinos is studied at low and intermediate energies. We extend here our previous calculation on kaon production induced by neutrinos. We have developed a microscopic…

High Energy Physics - Phenomenology · Physics 2013-05-30 M. Rafi Alam , I. Ruiz Simo , M. Sajjad Athar , M. J. Vicente Vacas
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