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We investigate the charmed baryon production reaction $p\bar{p}\rightarrow\Lambda_c\bar{\Lambda}_c$ in an effective Lagrangian approach. Besides the $t$-channel $D^0$ and $D^{*0}$ mesons exchanges, the $s$-channel $Y(4630)$ meson exchange…

High Energy Physics - Phenomenology · Physics 2016-08-05 Yan-Yan Wang , Qi-Fang Lü , En Wang , De-Min li

In the present work, we examine the production of $\Xi(1530)$ in the $K^- p \to K^{+} \Xi(1530)^{-}$ and $K^- p \to K^{0} \Xi(1530)^{0}$ reactions utilizing an effective Lagrangian approach. To accurately fit the cross sections for both…

High Energy Physics - Phenomenology · Physics 2026-03-20 Quan-Yun Guo , Jing Liu , Peiwen Wu , Dian-Yong Chen

{We investigate the photoproduction process $ p \gamma \rightarrow \Lambda_{c}^{+} \overline{D^{0}}$ within the handbag approach, which we assume to be the dominant mechanism at energies well above the production threshold and in the…

High Energy Physics - Phenomenology · Physics 2014-04-10 Alexander Goritschnig , Stefan Kofler , Wolfgang Schweiger

There must be Coulomb bound states of a pair of hadrons, which are stable against the strong interaction, with opposite electric charges. Such bound states are hadronic atoms. We study the properties and the production of the ground-state…

High Energy Physics - Phenomenology · Physics 2022-03-01 Pan-Pan Shi , Zhen-Hua Zhang , Feng-Kun Guo , Zhi Yang

We study the productions of charmed baryons ${\bar \Lambda}_c^- \Lambda_c^+$, ${\bar \Lambda}_c^- \Sigma_c^+$, and ${\bar \Sigma}^- \Sigma_c^+$ in the antiproton-proton collisions within an effective Lagrangian model that has only the…

High Energy Physics - Phenomenology · Physics 2018-01-03 R. Shyam

The first measurement of $J/\psi$ and $D^0$ production in PbNe collisions by the LHCb experiment in its fixed-target configuration is reported. The production of $J/\psi$ and $D^0$ mesons is studied with a beam of lead ions with an energy…

High Energy Physics - Experiment · Physics 2023-08-14 LHCb Collaboration

The production of prompt charmed mesons D$^0$, D$^+$ and D$^{*+}$, and their antiparticles, was measured with the ALICE detector in Pb-Pb collisions at the centre-of-mass energy per nucleon pair, $\sqrt{s_{\rm NN}}$, of 2.76 TeV. The…

Nuclear Experiment · Physics 2016-04-12 ALICE Collaboration

CERN experiment WA89 has studied charmed particles produced by a Sigma^- beam at 340 GeV/c on nuclear targets. Production of particles which have light quarks in common with the beam is compared to production of those which do not.…

High Energy Physics - Experiment · Physics 2014-11-17 The WA89 Collaboration , M. I. Adamovich et al

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

A high-statistics experiment on a deuterium target was performed using a real photon beam with energies up to 3.6 GeV at the CLAS detector of Jefferson Lab. The reaction reported here is for $\gamma d \to p K^- K^+ n$ where the neutron was…

High Energy Physics - Experiment · Physics 2007-05-23 K. H. Hicks

In the present work, the production of $\Xi(1620)$ in the $K^- p$ scattering process is investigated by using an effective Lagrangian approach, where $\Xi(1620)$ is considered as a $\bar{K} \Lambda$ molecular state. Our estimations indicate…

High Energy Physics - Phenomenology · Physics 2023-11-29 Quan-Yun Guo , Zi-Li Yue , Dian-Yong Chen

Recent lattice QCD calculations showed that a $d_{N\Omega}$ dibaryon state similar to the deuteron with small binding energy may exist. In this work we propose a hadronic molecular approach to study the dynamical properties of this exotic…

High Energy Physics - Phenomenology · Physics 2020-07-08 Cheng-Jian Xiao , Yu-Bing Dong , Thomas Gutsche , Valery E. Lyubovitskij , Dian-Yong Chen

The cross sections for the \nu-d and \bar{\nu}-d reactions are calculated for the incident energy up to E_\nu = 170 MeV, with the use of a phenomenological Lagrangian approach. We assess and improve the reliability of the employed…

Nuclear Theory · Physics 2014-11-18 S. Nakamura , T. Sato , V. Gudkov , K. Kubodera

We theoretically investigate a possibility of an $\eta ^{\prime} d$ bound state and its formation in the $\gamma d \to \eta d$ reaction. First, in the fixed center approximation to the Faddeev equations we obtain an $\eta ^{\prime} d$ bound…

Nuclear Theory · Physics 2018-04-25 Takayasu Sekihara , Hiroyuki Fujioka , Takatsugu Ishikawa

$d^*$ dibaryon study is a critical test of hadron interaction models. The electro production cross sections of $ed\to ed^*$ have been calculated based on the meson exchange current model and the cross section around 30 degree of 1 GeV…

Nuclear Theory · Physics 2009-10-31 Di Qing , He-ming Sun , Fan Wang

We present a comparative study of the pion induced production of $K^0 \Lambda$ and $D^- \Lambda_c^+$ off the nucleon. A hybrid framework is utilized by combining an effective Lagrangian method with a Regge approach. We consider the…

High Energy Physics - Phenomenology · Physics 2016-11-30 Sang-Ho Kim , Hyun-Chul Kim , Atsushi Hosaka

This paper presents measurements of D^{*\pm} production in deep inelastic scattering from collisions between 27.5 GeV positrons and 820 GeV protons. The data have been taken with the ZEUS detector at HERA. The decay channel $D^{*+}\to (D^0…

High Energy Physics - Experiment · Physics 2012-08-27 ZEUS Collaboration

The production of a $D^+ D^-$ pair by photon - photon interactions at the Large Hadron Collider (LHC) is investigated considering ultraperipheral proton - proton ($pp$), proton - lead ($pPb$) and lead - lead ($PbPb$) collisions. Assuming…

High Energy Physics - Phenomenology · Physics 2026-05-28 Ya-Ping Xie , Victor P. Goncalves

Semi-inclusive $D / \Dbar$ meson productions in neutrino deep inelastic scattering are studied including ${\cal O}(\alpha_s)$ corrections. Supposing a future neutrino factory, cross sections and spin asymmetries in polarized processes are…

High Energy Physics - Phenomenology · Physics 2011-07-19 Kazutaka Sudoh

The first measurement of the p n -> d omega total cross section has been achieved at mean excess energies of Q = 28 and 57 MeV by using a deuterium cluster-jet target. The momentum of the fast deuteron was measured in the ANKE spectrometer…