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Related papers: Kaon Electromagnetic Production on Nuclei

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We investigate the kaons production at finite temperature and baryon density by means of an effective relativistic mean-field model with the inclusion of the full octet of baryons. Kaons are considered taking into account of an effective…

Nuclear Theory · Physics 2012-10-02 F. Iazzi , A. Lavagno , D. Pigato

A recently introduced relativistic nuclear energy density functional, constrained by features of low-energy QCD, is extended to describe the structure of hypernuclei. The density-dependent mean field and the spin-orbit potential of a…

Nuclear Theory · Physics 2008-11-26 P. Finelli

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

We analyse the production and propagation of pions and kaons in heavy-ion reactions from 0.8 -- 1.8~A$\cdot$GeV within a coupled channel transport approach including the kaon production channels $BB \to K^+YN, \pi B\to K^+Y, BB \to NN K…

Nuclear Theory · Physics 2009-10-30 E. L. Bratkovskaya , W. Cassing , U. Mosel

A relativistic model for the quasifree photoproduction of eta meson from complex nuclei is developed. The interactions between fields are introduced through effective Lagrangians. Contributions from several nucleon resonances as well as…

Nuclear Theory · Physics 2016-09-08 M. Hedayati-Poor , H. S. Sherif

Both hot QCD matter and extremely strong electromagnetic fields are generated in relativistic heavy-ion collisions. We employ the transport model and the equivalent photon approximation (EPA) to study charmonium hadroproduction and…

Nuclear Theory · Physics 2024-11-20 Shuhan Zheng , Jiamin Liu , Shiqi Zheng , Jiaxing Zhao , Baoyi Chen

We estimate the production cross sections of hypernuclei in projectile like fragment (PLF) in heavy ion collisions. The discussed scenario for the formation cross section of hypernucleus is: (a) Lambda particles are produced in the…

High Energy Physics - Phenomenology · Physics 2014-11-20 V. Topor Pop , S. Das Gupta

We present a Regge-inspired effective-Lagrangian framework for kaon photoproduction from the deuteron. Quasi-free kaon production is investigated using the Regge-plus-resonance (RPR) elementary operator within the relativistic plane-wave…

Nuclear Theory · Physics 2012-12-04 Pieter Vancraeyveld , Lesley De Cruz , Jan Ryckebusch , Tom Vrancx

The $K^- d \to \pi YN$reaction is theoretically studied so as to investigate the $K^{-}$-induced production of the hyperon resonances $\Sigma (1385)$ and $\Lambda (1405)$. For this purpose we take into account the p-wave amplitudes for the…

Nuclear Theory · Physics 2016-06-21 J. Yamagata-Sekihara , T. Sekihara , D. Jido

We investigate the production of charm-baryon hypernucleus $^{16}_{\Lambda_c^+}$O in the antiproton - $^{16}$O collisions within a fully covariant model that is based on an effective Lagrangian approach. The explicit ${\bar \Lambda}_c^ -…

Nuclear Theory · Physics 2017-06-16 R. Shyam , K. Tsushima

The search for missing nucleon resonances using coupled channel analysis has mostly been concentrated on $N\pi$ and $KY$ channels, while the contributions of $K^*Y$ and $KY^*$ channels have not been investigated thoroughly mostly due to the…

High Energy Physics - Experiment · Physics 2019-08-14 L. Guo , D. P. Weygand

We investigate theoretically production cross sections of the $J^\pi=$ 0$^+$ ground state of a $^4_\Lambda$He hypernucleus in the $^4$He($\pi$,~$K$) reaction with a distorted-wave impulse approximation using the optimal Fermi-averaged $\pi…

Nuclear Theory · Physics 2019-09-04 Toru Harada , Yoshiharu Hirabayashi

Differences in the photoproduction of mesons on the free proton and on nuclei are expected to reveal changes in the properties of hadrons. Inclusive studies of nuclear photoabsorption have provided evidence of medium modifications. However,…

Nuclear Experiment · Physics 2008-11-26 S. Schadmand

We perform calculations for \omega production in nuclei by means of the (\gamma,p) reaction for photon energies and proton angles suited to running and future experiments in present Laboratories. For some cases of possible \omega optical…

Nuclear Theory · Physics 2008-11-26 M. Kaskulov , H. Nagahiro , S. Hirenzaki , E. Oset

Formation mechanism of hyperfragments with strangeness s=-1 and s=-2 in collisions of antikaons on nuclei has been investigated within a microscopic transport model. Dynamics of pseudoscalar mesons and hyperons is modeled within the…

Nuclear Theory · Physics 2020-02-19 Zhao-Qing Feng

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 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

Within the microscopic transport, systematic investigation of the many facets of hyperons and hypernuclei up to strangeness $S = -2$ are carried out for $^{197}$Au + $^{197}$Au and $^{40}$Ca + $^{40}$Ca at the incident energy of $3A$ GeV.…

Nuclear Theory · Physics 2022-06-28 Hui-Gan Cheng , Zhao-Qing Feng

Photo- and electroproduction of pions and eta-mesons is studied on the nucleon. The formalism of such reactions is presented including polarization degrees of freedom and theoretical approaches are discussed. In particular, the threshold…

Nuclear Theory · Physics 2007-05-23 Lothar Tiator

In this article the production of $K^+$ at energies close to the threshold is studied in detail. The production mechanisms, the influence of in-medium effects, cross sections, the nuclear equation of state and the dynamics of the nucleons…

Nuclear Theory · Physics 2007-05-23 Christoph Hartnack
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