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Related papers: First Charm Hadroproduction Results from SELEX

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The heavy-ion programme of the NA61/SHINE experiment at the CERN SPS has been expanded to allow precise measurements of exotic particles with short lifetime. The study of open charm meson production is a sensitive tool for new detailed…

Nuclear Experiment · Physics 2018-10-10 Anastasia Merzlaya

Fermilab Experiment 866 took single muon data from 800 GeV/c (sqrt{s}=38.8 GeV) p-Cu and p-Be interactions in an attempt to extract the inclusive nuclear open charm/anti-charm differential cross sections as a function of transverse…

High Energy Physics - Experiment · Physics 2009-09-29 Stephen Klinksiek

We calculate the cross section and the beam asymmetry for exclusive photoproduction of charmed particles near threshold ($\gamma+p\to \Lambda_c^+ +\bar{D^0}$), in the framework of an effective Lagrangian model. We discuss the sensitivity of…

High Energy Physics - Phenomenology · Physics 2009-10-31 Michail P. Rekalo , Egle Tomasi-Gustafsson

We study the spectra of charmonia, charmed mesons, singly and doubly charmed baryons using Lattice QCD, with 2+1 flavours of fermions. In the case of mesons, we include higher spin states, while for baryons, both positive and negative…

High Energy Physics - Lattice · Physics 2015-06-12 Gunnar Bali , Sara Collins , Paula Pérez-Rubio

The high-intensity beams provided by the CERN SPS in a large range of energies offer a unique opportunity to investigate the region of the QCD phase diagram at high baryochemical potential. The NA60+ experiment, proposed for taking data…

Nuclear Experiment · Physics 2023-08-03 Roberta Arnaldi

Charmonia suppression has been considered as a smoking gun signature of quark-gluon plasma. However, the Large Hadron Collider has observed a lower degree of suppression as compared to the Relativistic Heavy Ion Collider energies, due to…

High Energy Physics - Phenomenology · Physics 2024-12-19 Raghunath Sahoo

This is part I of a two-part review of charm physics. After briefly recapitulating the history of the charm quantum number we sketch the experimental environments and instruments employed to study the behaviour of charm hadrons and then…

High Energy Physics - Experiment · Physics 2009-09-29 S. Bianco , F. L. Fabbri , D. Benson , I. Bigi

An overview of the recent results on strangeness production and spectroscopy from the electron-proton collider experiments H1 and ZEUS at HERA is presented. Production of particles with light and strange quarks is discussed and compared…

High Energy Physics - Experiment · Physics 2019-08-14 Christoph Grab

Measurements of the production cross sections of prompt ${\rm D^0}$, ${\rm D^+}$, ${\rm D^{\ast +}}$, ${\rm D_s^+}$, ${\rm \Lambda_{c}^{+}}$, and ${\rm \Xi_{c}^{+}}$ charm hadrons at midrapidity in proton$-$proton collisions at…

High Energy Physics - Experiment · Physics 2024-01-09 ALICE Collaboration

We will discuss how the decays of charm mesons can be used to study light mesons spectroscopy, by presenting recent results of Dalitz plot analyses using data from Fermilab experiment E791. Emphasis will be on scalar mesons, which are found…

High Energy Physics - Experiment · Physics 2019-08-14 Carla Gobel

Using data recorded by the CLEO III detector at CESR, we have made measurements of some properties of the Sigma_c^{*++} and Sigma_c^{*0} charmed baryons. In particular: Gamma(Sigma_c^{*++})=14.4^{+1.6}_{-1.5}+-1.4 MeV,…

High Energy Physics - Experiment · Physics 2010-04-08 S. B. Athar

In this contribution, the latest ALICE results on charmed baryon production are presented. In particular the measurements of $\Lambda_{\rm c}^{+}$-baryon production in pp collisions at ${\sqrt{\rm s}}$ = 5.02 TeV and in p-Pb collisions at…

High Energy Physics - Experiment · Physics 2019-03-01 Elisa Meninno

We report the first observation of a charm-strange meson DsJ(2632) at a mass of 2632.6+/-1.6 MeV/c^2 in data from SELEX, the charm hadro-production experiment E781 at Fermilab. This state is seen in two decay modes, Ds eta and D0 K+. In the…

High Energy Physics - Experiment · Physics 2010-04-06 The SELEX Collaboration , A. V. Evdokimov

An experiment measuring electroproduction of hypernuclei has been performed in Hall A at Jefferson Lab on a $^{12}$C target. In order to increase counting rates and provide unambiguous kaon identification two superconducting septum magnets…

The prompt production of the charm baryon $\rm \Lambda_{c}^{+}$ and the $\rm \Lambda_{c}^{+}/\mathrm {D^0}$ production ratios were measured at midrapidity with the ALICE detector in pp and p-Pb collisions at $\sqrt{s_\mathrm{NN}} =…

Nuclear Experiment · Physics 2021-12-10 ALICE Collaboration

Inclusive production processes will be important for the first observations of $XYZ$ states at new generation electron-hadron colliders, as they generally benefit from larger cross sections than their exclusive counterparts. We make…

The cross section for charmed meson production at $\sqrt{s} = 4.03 $ and 4.14 GeV has been measured with the Beijing Spectrometer. The measurement was made using 22.3 $pb^{-1}$ of $e^+e^-$ data collected at 4.03 GeV and 1.5 $pb^{-1}$ of…

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

Pion Virtual Compton Scattering (VCS) via the reaction pi e --> pi e gamma was observed in the Fermilab E781 SELEX experiment. SELEX used a 600 GeV/c pi- beam incident on target atomic electrons, detecting the incident pi- and the final…

High Energy Physics - Experiment · Physics 2012-08-27 FNAL SELEX Collaboration

This review is devoted to the study of charm production in ep and pp collisions. The total set of measurements obtained by the two collaborations H1 and ZEUS from HERA and their combination is outlined, as well as complementary data…

High Energy Physics - Experiment · Physics 2017-03-16 Oleksandr Zenaiev

Adopting a mixed action approach, we report here results on hadron spectra containing one or more charm quarks. We use overlap valence quarks on a background of 2+1+1 flavor HISQ gauge configurations generated by the MILC collaboration. We…

High Energy Physics - Lattice · Physics 2013-12-12 S. Basak , S. Datta , A. T. Lytle , M. Padmanath , P. Majumdar , N. Mathur