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The weak kaon production off the nucleon induced by neutrinos and antineutrinos is studied at low and intermediate energies of interest for some ongoing and future neutrino oscillation experiments. We develop a microscopical model based on…

High Energy Physics - Phenomenology · Physics 2015-05-30 M. Rafi Alam , I. Ruiz Simo , M. Sajjad Athar , M. J. Vicente Vacas

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

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

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

We have studied strange particle production off nucleons through $\Delta S =0 $ and $|\Delta S| = 1$ channels, and specifically single kaon/antikaon, eta, associated particle production for neutrino/antineutrino induced processes as well as…

High Energy Physics - Phenomenology · Physics 2013-11-12 M. Rafi Alam , M. Sajjad Athar , Luis Alvarez-Ruso , I. Ruiz Simo , M. J. Vicente Vacas , S. K. Singh

We study single kaon production off the nucleon induced by electrons (positrons) i.e. $e^-(e^+) + N \rightarrow \nu_e (\bar \nu_e) + \bar K (K) + N^\prime$ at low energies. The possibility of observing these processes with the high…

High Energy Physics - Phenomenology · Physics 2013-11-04 M. Rafi Alam , I. Ruiz Simo , M. Sajjad Athar , M. J. Vicente Vacas

With the aim of achieving a better and more complete understanding of neutrino interactions with nuclear targets, the coherent production of charged kaons induced by neutrinos and antineutrinos is investigated in the energy range of some of…

Nuclear Theory · Physics 2013-05-30 L. Alvarez-Ruso , J. Nieves , I. Ruiz Simo , M. Valverde , M. J. Vicente Vacas

The differential cross sections for the neutrino-induced weak charged current production of strange particles in the threshold energy region are presented. The general representation of the weak hadronic current is newly developed in terms…

Nuclear Theory · Physics 2011-12-30 G. B. Adera , B. I. S. Van Der Ventel , D. D. van Niekerk , T. Mart

In these lectures we discuss the investigation of the strange meson production in proton-proton ($pp$) and in proton-nucleus ($pA$) reactions within an effective Lagrangian model. The kaon production proceeds mainly via the excitations of…

Nuclear Theory · Physics 2009-07-17 Radhey Shyam

The production of single photons in low energy (~1 GeV) neutrino scattering off nucleons is analyzed in the Standard Model. At very low energies, E(nu) << 1 GeV, a simple description of the chiral lagrangian involving baryons and arbitrary…

High Energy Physics - Phenomenology · Physics 2013-05-29 Richard J. Hill

Neutral current single pion production induced by neutrinos and antineutrinos on nucleon targets has been investigated in manifestly relativistic baryon chiral perturbation theory with explicit $\Delta(1232)$ degrees of freedom up to…

High Energy Physics - Phenomenology · Physics 2019-06-04 De-Liang Yao , Luis Alvarez-Ruso , M. J. Vicente Vacas

The recent Investigations in the chiral quark model show that kaon productions of nucleon play an important role in understanding the structure of baryons. The evidences of a third $S_{11}$ resonance in the second resonance region and two…

Nuclear Theory · Physics 2009-10-30 Zhenping Li

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

We present an overview of a fully covariant formulation for describing the production of strangeness -1 and -2 hypernuclei using probes of different kinds. This theory is based on an effective Lagrangian picture and it focuses on production…

Nuclear Theory · Physics 2013-06-12 R. Shyam

In this work we study the $\Sigma\pi$ and $\Lambda\pi$ production off free nucleons driven by the strangeness-changing weak charged current. We calculate the total cross sections for all possible channels and estimate the flux-averaged…

High Energy Physics - Phenomenology · Physics 2021-10-14 M. Benitez Galan , M. Rafi Alam , I. Ruiz Simo

We review the methods and results obtained in an analysis of the experimental heavy ion collision research program at nuclear beam energy of 160-200A GeV. We study strange, and more generally, hadronic particle production experimental data.…

Nuclear Theory · Physics 2009-11-06 Jean Letessier , Johann Rafelski

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

We identify the leading s-wave amplitudes of the SU(3) chiral meson-baryon Lagrangian with an effective coupled-channel potential which is iterated in a Lippmann-Schwinger equation. The strangeness $S=-1$ resonance $\Lambda(1405)$ and the…

High Energy Physics - Phenomenology · Physics 2016-09-06 N. Kaiser , T. Waas , W. Weise

Pion-nucleon scattering, pion photoproduction, and nucleon Compton scattering are analyzed within a scheme based on the chiral Lagrangian. Partial-wave amplitudes are obtained by an analytic extrapolation of subthreshold reaction amplitudes…

High Energy Physics - Phenomenology · Physics 2011-02-11 A. M. Gasparyan , M. F. M. Lutz

Isobar models for the electromagnetic production of kaons are discussed with emphasis on the K^+ photoproduction at very small kaon angles and K^0 photoproduction on deuteron. Distorted-wave impuls approximation calculations of the cross…

Nuclear Theory · Physics 2013-11-05 Petr Bydzovsky , Miloslav Sotona
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