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Related papers: Charm-hadron production in $pp$ and AA collisions

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The recent experimental measurements on $pp$ collisions at $\sqrt{s}=5.02 \,\rm TeV$ have shown a very large abundance of heavy baryon production corresponding to a ratio of $\Lambda_c/D^0 \sim 0.6$, about one order of magnitude larger than…

High Energy Physics - Phenomenology · Physics 2021-09-08 Vincenzo Minissale , Salvatore Plumari , Vincenzo Greco

Studies of open-charm hadron production in pp and \pPb collisions are performed by the ALICE Collaboration at the LHC to investigate charm-quark hadronization mechanisms. Recent measurements of charm meson (${\rm D^0}$, ${\rm D^+}$, ${\rm…

Nuclear Experiment · Physics 2022-07-18 Annalena Sophie Kalteyer

Studies on the production of open charm hadrons are of paramount importance to investigate the charm-quark hadronisation mechanisms at the LHC, particularly through the evolution of the production ratio between different charm-hadron…

Nuclear Experiment · Physics 2021-05-18 Luuk Vermunt

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

Production measurements of charm hadrons, particularly the yield ratios of different hadron species as a function of the transverse momentum, are important to study the charm hadronisation mechanism. In this contribution, measurements of…

High Energy Physics - Experiment · Physics 2024-12-31 Tiantian Cheng

Recent measurements of charm-baryon production in proton-proton collisions at the LHC have found a surprisingly large yield relative to those of $D$-mesons. We propose that this observation can be explained by the statistical hadronization…

Nuclear Theory · Physics 2019-07-24 Min He , Ralf Rapp

In this contribution, the latest results for measurements of charm baryons in proton--proton collisions at $\sqrt{s}=5.02$ and $13\,\mathrm{TeV}$ are presented. The production yields of $\Lambda_\mathrm{c}^{+}$, $\Xi_\mathrm{c}^{0,+}$,…

High Energy Physics - Experiment · Physics 2022-05-17 Jeremy Wilkinson

We investigate the charm hadron production in relativistic heavy-ion collisions with the quark combination model. The $p_{T}$ dependencies of the charm baryon to meson ratios such as…

Nuclear Theory · Physics 2009-01-16 Tao Yao , Wei Zhou , Qu-Bing Xie

The comparison of angular correlations between charmed mesons and charged hadrons produced in pp, p-Pb and Pb-Pb collisions can give insight into the mechanisms through which charm quarks lose energy in a QGP medium, produced in…

High Energy Physics - Experiment · Physics 2019-08-13 Fabio Colamaria

Recent experimental data from $pp$ collisions have shown a significant increase in heavy baryon production leading to a baryon over meson ratio which is one order of magnitude higher than elementary collisions ($e^+e^-$, $ep$). From a…

High Energy Physics - Phenomenology · Physics 2024-05-30 Vincenzo Minissale , Vincenzo Greco , Salvatore Plumari

We study open charm hadrons production in pp and Au+Au collisions at $\sqrt{s_{\mathrm{NN}}} = 200$~GeV using an improved a multi-phase transport (AMPT) model. Specifically, we show the transverse-momentum spectra and nuclear modification…

High Energy Physics - Phenomenology · Physics 2026-01-21 Bijun Fan , Chao Zhang , Liang Zheng , Shusu Shi

We present the production systematics of open charm hadron yields in high-energy collisions and their description based on the Statistical Hadronization Model of charm (SHMc). The rapidity density of $D^0, D^+, D^{*+}, D_s^+$ mesons and…

High Energy Physics - Phenomenology · Physics 2025-07-28 Peter Braun-Munzinger , Krzysztof Redlich , Natasha Sharma , Johanna Stachel

Recent $p_{\rm T}$-integrated cross section measurements of the ground-state charm mesons and baryons, D$^{\rm 0}$, D$^+$, D$_{\rm s}^{+}$, $\Lambda_{\rm c}^{+}$, and $\Xi_{\rm c}^0$, are used to evaluate the charm fragmentation fractions…

Nuclear Experiment · Physics 2022-02-07 ALICE Collaboration

Recent measurements of charm-baryon production in hadronic collisions have questioned the universality of charm-quark fragmentation across different collision systems. In this work the fragmentation of charm quarks into charm baryons is…

Nuclear Experiment · Physics 2024-04-15 ALICE Collaboration

The comparison of angular correlations between charmed mesons and charged hadrons produced in pp, p-Pb and Pb-Pb collisions can give insight into charm quark energy loss mechanisms in hot nuclear medium formed in heavy-ion collisions and…

High Energy Physics - Experiment · Physics 2019-08-14 Fabio Colamaria

Recent measurements of prompt charm-baryon production at midrapidity in pp and p--Pb collisions show baryon-to-meson yield ratios significantly higher than those in $\rm e^+e^-$ collisions, suggesting that the charm fragmentation is not…

Nuclear Experiment · Physics 2022-11-22 Jianhui Zhu

The open heavy-flavour hadron measurements in proton--proton and proton--lead collisions give insight into the charm production and hadronization mechanisms. In this contribution, the latest measurements of the production cross section of…

Nuclear Experiment · Physics 2021-09-14 Annalena Sophie Kalteyer

The distribution of angular correlations between prompt charm hadrons and primary charged particles in pp collisions is sensitive to the charm-quark hadronisation process. In this letter, charm-baryon correlations are measured for the first…

High Energy Physics - Experiment · Physics 2025-08-01 ALICE Collaboration

Recent measurements of charm-baryon production at midrapidity by the ALICE collaboration show baryon-to-meson yield ratios significantly higher than those measured in $\rm e^+e^-$ collisions, suggesting that the charm fragmentations are not…

Nuclear Experiment · Physics 2022-02-16 Jianhui Zhu

Studies of the production of heavy-flavour baryons are of prominent importance to investigate hadronization mechanisms at the LHC, in particular through the study of the evolution of the baryon-over-meson production ratio. Measurements…

High Energy Physics - Experiment · Physics 2022-09-21 Jianhui Zhu
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