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Related papers: Charmed baryons in nuclear matter

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Density dependences of the mass and self-energies of $\Lambda_c$ in nulear matter are studied in the parity projected QCD sum rule. Effects of nuclear matter are taken into account through the quark and gluon condensates. It is found that…

High Energy Physics - Phenomenology · Physics 2017-11-27 Keisuke Ohtani , Ken-ji Araki , Makoto Oka

In-medium properties of the low-lying strange, charm, and bottom baryons in symmetric nuclear matter are studied in the quark-meson coupling (QMC) model. Results for the Lorentz-scalar effective masses, mean field potentials felt by the…

High Energy Physics - Phenomenology · Physics 2019-01-23 K. Tsushima

We present a comparative study of the charmed baryon$-$nucleon interaction based on different theoretical approaches. For this purpose, we make use of i) a constituent quark model tuned in the light-flavor baryon$-$baryon interaction and…

High Energy Physics - Phenomenology · Physics 2019-07-17 H. Garcilazo , A. Valcarce , T. F. Carames

Chiral effective field theory is utilized for extrapolating results on the $\Lambda_c N$ interaction, obtained in lattice QCD at unphysical (large) quark masses, to the physical point. The pion-mass dependence of the components that…

High Energy Physics - Phenomenology · Physics 2018-11-22 J. Haidenbauer , G. Krein

Single-particle energies of the $\Lambda_c$ chamed baryon are obtained in several nuclei from the relevant self-energy constructed within the framework of a perturbative many-body approach. Results are presented for a charmed baryon-nucleon…

Nuclear Theory · Physics 2019-05-01 I. Vidana , A. Ramos , C. E. Jimenez-Tejero

We study the effect of a hot and dense medium on the binding energy of hadronic molecules with open-charm mesons. We focus on a recent chiral quark-model-based prediction of a molecular state in the $N \bar D$ system. We analyze how the…

High Energy Physics - Phenomenology · Physics 2016-08-17 T. F. Caramés , C. E. Fontoura , G. Krein , K. Tsushima , J. Vijande , A. Valcarce

I discuss the properties of the $\Lambda_{c}$ baryon in nuclear matter at zero or finite temperature. Starting from the Lagrangian based on the heavy-quark effective theory, I derive the effective Lagrangian for the $\Lambda_{c}$ baryon…

High Energy Physics - Phenomenology · Physics 2019-12-11 Shigehiro Yasui

In-medium properties of the low-lying baryons are studied in the quark-meson coupling (QMC) model, focusing on the $\Sigma_b$ and $\Xi_b$ baryons. It is predicted that the Lorentz-scalar effective mass of $\Sigma_b$ becomes smaller than…

High Energy Physics - Phenomenology · Physics 2019-04-11 K. Tsushima

The properties of charmed mesons in nuclear matter and nuclei are reviewed. Different frameworks are discussed paying a special attention to unitarized coupled-channel approaches which incorporate heavy-quark spin symmetry. Several charmed…

Nuclear Theory · Physics 2013-11-06 Laura Tolos

The pion and kaon properties in a nuclear medium at nonvanishing temperature as well as the QCD chiral condensate in the presence of a magnetic field for various baryon densities are studied in the Nambu-Jona-Lasinio (NJL) model with the…

High Energy Physics - Phenomenology · Physics 2022-06-29 Parada T. P. Hutauruk , Seung-il Nam

The use of Heavy Quark Symmetry to study bottom and charmed baryons leads to important simplifications of the non-relativistic three body problem, which turns out to be easily solved by a simple variational ansatz. Our simple scheme…

Nuclear Theory · Physics 2009-09-29 C. Albertus , J. E. Amaro , E. Hernandez , J. Nieves

In a coalescence plus fragmentation approach we calculate the heavy baryon/meson ratio and the $p_T$ spectra of charmed hadrons $D^{0}$, $D_{s}$ and $\Lambda_{c}^{+}$ in a wide range of transverse momentum from low $p_T$ up to about 10 GeV…

High Energy Physics - Phenomenology · Physics 2018-05-04 Salvatore Plumari , Vincenzo Minissale , Santosh K. Das , Gabriele Coci , Vincenzo Greco

We study the prospects for deducing constraints on the interaction of charmed baryons with nucleons from measurements of two-particle momentum correlation functions for $\Lambda_c p$. The correlation functions are calculated for $\Lambda_c…

Nuclear Theory · Physics 2020-08-26 J. Haidenbauer , G. Krein , T. C. Peixoto

The quark mean-field (QMF) model is applied to study the single $\Lambda^+_c$ hypernuclei. The charm baryon, $\Lambda^+_c$, is constructed by three constituent quarks, $u, ~d$, and $c$, confined by central harmonic oscillator potentials.…

Nuclear Theory · Physics 2020-02-26 Linzhuo Wu , Jinniu Hu , Hong Shen

We study the light quark-mass dependence of charmed baryon masses as measured by various QCD lattice collaborations. A global fit to such data based on the chiral SU(3) Lagrangian is reported on. All low-energy constants that are relevant…

High Energy Physics - Lattice · Physics 2020-03-25 Yonggoo Heo , Xiao-Yu Guo , Matthias F. M. Lutz

The temperature dependence of the chiral condensate in isospin-symmetric nuclear matter at varying baryon densities is investigated starting from a realistic free energy density of the correlated nuclear many-body system. The framework is…

Nuclear Theory · Physics 2011-04-15 S. Fiorilla , N. Kaiser , W. Weise

$\Lambda^+_c$ hypernuclei are expected to have binding energies and other properties similar to those of strange hypernuclei in view of the similarity between the quark structures of the strange and charmed hyperons, namely $\Lambda(uds)$…

Nuclear Theory · Physics 2016-04-01 Sabyasachi Ghosh , Carlos E. Fontoura , Gastão Krein

A potential model for the interaction between a charmed baryon ($\Lambda_c$, $\Sigma_c$, and $\Sigma_c^*$) and the nucleon ($N$) is constructed. The model contains a long-range meson ($\pi$ and $\sigma$) exchange part and a short-distance…

Nuclear Theory · Physics 2016-02-25 Saori Maeda , Makoto Oka , Akira Yokota , Emiko Hiyama , Yan-Rui Liu

We study the properties of open-charm mesons ($D$ and $\bar {D}$) in nuclear matter at finite temperature within a self-consistent coupled-channel approach. The meson-baryon interactions are adopted from a type of broken SU(4) s-wave…

Nuclear Theory · Physics 2008-11-26 Laura Tolos , Angels Ramos , Tetsuro Mizutani

The temperature dependence of the chiral condensate in isospin-symmetric nuclear matter at varying baryon density is investigated using thermal in-medium chiral effective field theory. This framework provides a realistic approach to the…

Nuclear Theory · Physics 2015-06-04 Salvatore Fiorilla , Norbert Kaiser , Wolfram Weise
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