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Related papers: Weak Quasielastic Production of Hyperons and Thres…

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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

In this work we report the calculation of the charged current total and differential cross sections for weak pion-production with neutrinos and antineutrinos, with the final pion-nucleon pair invariant mass $W_{\pi N}\lesssim2$GeV. Our…

High Energy Physics - Phenomenology · Physics 2022-08-17 D. F. Tamayo Agudelo , A. Mariano , D. E. Jaramillo Arango

We study the properties of the Cabibbo suppressed quasielastic production of $\Lambda$ and $\Sigma$ hyperons in antineutrino interactions with nuclei, including the effects of modified form factor axial mass, the second class current and…

High Energy Physics - Phenomenology · Physics 2021-10-04 C. Thorpe , J. Nowak , K. Niewczas , J. T. Sobczyk , C. Juszczak

We investigate the production of a cascade hyperon ($\Xi$) and bound $\Xi^-$ hypernuclei in the $(K^-,K^+)$ reaction on proton and nuclear targets, respectively, within a covariant effective Lagrangian model. The $K^+\Xi^-$ production…

Nuclear Theory · Physics 2013-09-05 R. Shyam

We have investigated the neutrino induced coherent pion production reaction at the energies of interest for recent experiments like K2K and MiniBooNE. The model includes pion, nucleon and the Delta(1232) resonance. Medium effects in the…

Nuclear Theory · Physics 2011-02-09 L. Alvarez-Ruso , L. S. Geng , S. Hirenzaki , M. J. Vicente Vacas , T. Leitner , U. Mosel

We describe a model for pion production off nucleons and coherent pions from nuclei induced by neutrinos in the 1 GeV energy regime. Besides the dominant Delta pole contribution, it takes into account the effect of background terms required…

Nuclear Theory · Physics 2017-08-23 M. Valverde , J. E. Amaro , E. Hernandez , J. Nieves , M. J. Vicente Vacas

The BUU transport model is applied to study strangeness and pion production in nucleus-nucleus collisions. Starting from proton induced reactions, we further investigate Si+Au, Au+Au and Pb+Pb collisions in the energy range between 2 and 40…

Nuclear Theory · Physics 2011-01-25 M. Wagner , A. B. Larionov , U. Mosel

We calculate cross sections for coherent pion production in nuclei induced by neutrinos and antineutrinos of the electron and muon type. The analogies and differences between this process and the related ones of coherent pion production…

Nuclear Theory · Physics 2008-11-26 N. G. Kelkar , E. Oset , P. Fernandez de Cordoba

Using high statistics samples of charged current interactions, MiniBooNE reports a model independent measurement of the single charged pion production to quasi-elastic cross section ratio on mineral oil without corrections for pion…

High Energy Physics - Experiment · Physics 2019-08-13 Jaroslaw A. Nowak

The NA60 experiment has studied low-mass muon pair production in proton-nucleus collisions with a system of Be, Cu, In, W, Pb and U targets, using a 400 GeV proton beam at the CERN SPS. The transverse momentum spectra of the $\rho/\omega$…

We present an exploratory study of two pion photo-- and electroproduction off the nucleon in the threshold region. To calculate the pertinent amplitudes, we make use of heavy baryon chiral perturbation theory. We show that due to finite…

Nuclear Theory · Physics 2009-10-28 V. Bernard , N. Kaiser , Ulf-G. Meißner , A. Schmidt

Charged pion production via charged current $\nu_{\mu}$ interactions on plastic (CH) is studied using the MINERvA detector exposed to the NuMI wideband neutrino beam at Fermilab. Events with hadronic invariant mass W $<$ 1.4 GeV are…

Dynamics of pseudoscalar mesons ($\pi$, $\eta$, $K$ and $\overline{K}$ ) and hyperons ($\Lambda$ and $\Sigma$) produced in heavy-ion collisions near threshold energies has been investigated within the Lanzhou quantum molecular dynamics…

Nuclear Theory · Physics 2016-07-22 Zhao-Qing Feng , Wen-Jie Xie , Peng-Hui Chen , Jie Chen , Gen-Ming Jin

Reaction dynamics in collisions of antiprotons on nuclei is investigated within the Lanzhou quantum molecular dynamics model. The reaction channels of elastic scattering, annihilation, charge exchange and inelastic collisions of antiprotons…

Nuclear Theory · Physics 2015-05-21 Zhao-Qing Feng

The semi-microscopic potential between heavy nuclei is evaluated for various colliding ions in the approach of frozen densities in the framework of the extended Thomas-Fermi approximation with hbar^2 correction terms in the kinetic energy…

Nuclear Theory · Physics 2009-11-10 V. Yu. Denisov

The effect of the second class currents with and without time reversal invariance has been studied in the quasielastic production of nucleons and hyperons induced by neutrinos and antineutrinos from the nucleons. The numerical results are…

High Energy Physics - Phenomenology · Physics 2018-11-19 A. Fatima , M. Sajjad Athar , S. K. Singh

With the availability of high luminosity electron beam at the accelerators, there is now the possibility of studying weak quasielastic hyperon production off the proton, i.e. $e^-p \to \nu_e Y(Y=\Lambda,\Sigma^0)$, which will enable the…

High Energy Physics - Phenomenology · Physics 2017-09-11 F. Akbar , M. Sajjad Athar , A. Fatima , S. K. Singh

In this paper we study coherent neutrinoproduction of photons [neutral current (NC)] and pions [charged current (CC) and NC] with $E_{\nu} \leqslant 0.5 $ GeV. The production from nucleons and incoherent production with $E_{\nu} \leqslant…

Nuclear Theory · Physics 2012-10-01 Xilin Zhang , Brian D. Serot

High-energy hadronic reactions with proton-to-neutron transitions (and vice versa) with small momentum transfer allow to study the properties of nearly on-shell pions, which cannot be accessed otherwise. We overview the recent results for…

High Energy Physics - Phenomenology · Physics 2015-11-02 B. Z. Kopeliovich , I. K. Potashnikova , Ivan Schmidt

Kaon production in pion-nucleon collisions in nuclear matter is studied in the resonance model. To evaluate the in-medium modification of the reaction amplitude as a function of the baryonic density we introduce relativistic, mean-field…

Nuclear Theory · Physics 2010-02-17 K. Tsushima , A. Sibirtsev , A. W. Thomas
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