English
Related papers

Related papers: Open charm in nuclear matter at finite temperature

200 papers

We study the D-meson spectral density in dense matter within the framework of a coupled-channel self-consistent calculation taking, as bare meson-baryon interaction, a separable potential. Our coupled-channel model generates dynamically the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Laura Tolos , Juergen Schaffner-Bielich , Amruta Mishra

We study the spectral distributions of charmed meson with $J^P=0^-$ quantum numbers in cold nuclear matter applying a self-consistent and covariant many-body approach established previously for the nuclear dynamics of kaons. At leading…

Nuclear Theory · Physics 2010-12-16 M. F. M. Lutz , C. L. Korpa

We investigate the in-medium masses of $D$ and $\bar{D}$ mesons in the isospin-asymmetric nuclear matter at finite temperatures arising due to the interactions with the nucleons, the scalar isoscalar meson $\sigma$, and the scalar…

Nuclear Theory · Physics 2014-11-21 Arvind Kumar , Amruta Mishra

We investigate the in-medium masses of open charm mesons ($D$($D^0$, $D^+$), $\bar{D}$($\bar{D^0}$, $D^-$), $D_s$(${D_{s}}^+$, ${D_{s}}^-$)) and charmonium states ($J/\psi$, $\psi(3686)$, $\psi(3770)$, $\chi_{c0}$, $\chi_{c2}$) in strongly…

High Energy Physics - Phenomenology · Physics 2021-01-22 Amal Jahan C. S. , Amruta Mishra

We study the properties of charmed pseudoscalar and vector mesons in dense matter within a unitary meson-baryon coupled-channel model which incorporates heavy-quark spin symmetry. This is accomplished by extending the SU(3)…

Nuclear Theory · Physics 2015-06-11 L. Tolos , C. Garcia-Recio , J. Nieves , O. Romanets , L. L. Salcedo

We study the perspectives of resonant and nonresonant charmed meson production in $\bar{p} + A$ reactions within the Multiple Scattering Monte Carlo (MSMC) approach. We calculate the production of the resonances $\Psi(3770), \Psi(4040)$ and…

Nuclear Theory · Physics 2016-09-08 Ye. S. Golubeva , W. Cassing , L. A. Kondratyuk

The energies and widths of several D^0 meson bound states for different nuclei are obtained using a D-meson selfenergy in the nuclear medium, which is evaluated in a selfconsistent manner using techniques of unitarized coupled-channel…

Nuclear Theory · Physics 2014-11-20 C. Garcia-Recio , J. Nieves , L. Tolos

The medium modifications of the open charm mesons ($D$ and $\bar D$) are studied in isospin asymmetric nuclear matter in the presence of strong magnetic fields, using a chiral effective model. The mass modifications of these mesons in the…

We discuss the interaction of an open heavy meson ($\bar{D}$ and $\bar{D}^{\ast}$ for charm or $B$ and $B^{\ast}$ for bottom) and a nucleon ($N$) by considering the $\pi$, $\sigma$, $\rho$, and $\omega$ exchange potentials. We construct a…

High Energy Physics - Phenomenology · Physics 2022-11-16 Yasuhiro Yamaguchi , Shigehiro Yasui , Atsushi Hosaka

The in-medium properties of open strange ($K$, $\bar{K}$), open charm ($D$, $\bar{D}$), and open bottom ($B$, $\bar{B}$) mesons are investigated in asymmetric nuclear matter using Quark Meson Coupling (QMC) model. A direct coupling of…

Nuclear Theory · Physics 2024-01-09 Arpita Mondal , Amruta Mishra

We have calculated the D-meson spectral density at finite temperature within a self-consistent coupled-channel approach that generates dynamically the $\Lambda_c$ (2593) resonance. We find a small mass shift for the D-meson in this hot and…

Nuclear Theory · Physics 2009-11-11 Laura Tolos , Juergen Schaffner-Bielich , Horst Stoecker

The in-medium masses of the open charm ($D$ and $\bar D$) mesons in magnetized isospin asymmetric nuclear matter are investigated within a chiral effective model, including the contributions of the Dirac sea (DS) to the self-energies of the…

High Energy Physics - Phenomenology · Physics 2023-03-17 Sourodeep De , Amruta Mishra

We study charmed and strange baryon resonances that are generated dynamically within a unitary meson-baryon coupled-channel model which incorporates heavy-quark spin symmetry. This is accomplished by extending the SU(3) Weinberg-Tomozawa…

High Energy Physics - Phenomenology · Physics 2012-09-06 L. Tolos , C. Garcia-Recio , J. Nieves , O. Romanets , L. L. Salcedo

We study the temperature and baryon density dependence of the masses of the lightest charmed baryons $\Lambda_c$, $\Sigma_c$ and $\Sigma^*_c$. We also look at the effects of the temperature and baryon density on the binding energies of the…

High Energy Physics - Phenomenology · Physics 2018-12-26 T. F. Caramés , C. E. Fontoura , G. Krein , J. Vijande , A. Valcarce

Vacuum and thermal properties of pseudoscalar and vector charm mesons are analyzed within a self-consistent many-body approach, employing a chiral effective field theory that incorporates heavy-quark spin symmetry. Upon unitarization of the…

High Energy Physics - Phenomenology · Physics 2020-11-25 Glòria Montaña , Àngels Ramos , Laura Tolos , Juan M. Torres-Rincon

We study the properties of $\bar K^*$ mesons in nuclear matter using a unitary approach in coupled channels within the framework of the local hidden gauge formalism and incorporating the $\bar K \pi$ decay channel in matter. The in-medium…

Nuclear Theory · Physics 2010-11-09 L. Tolos , R. Molina , E. Oset , A. Ramos

We investigate the in-medium masses of the pseudoscalar $(D,{\bar D},D_s^{\pm})$, and vector $(D^*,\bar{D}^*, D_s^{*\pm})$, open charm mesons in isospin asymmetric magnetized nuclear matter, accounting for the effects of Dirac sea. The…

High Energy Physics - Phenomenology · Physics 2023-08-23 Sourodeep De , Pallabi Parui , Amruta Mishra

The $\phi$-meson properties in cold nuclear matter are investigated by implementing resonant $\phi N$ interactions as described in effective approaches including the unitarization of scattering amplitudes. Several $N^*$-like states are…

Nuclear Theory · Physics 2017-01-18 D. Cabrera , A. N. Hiller Blin , M. J. Vicente Vacas

In this work we study the implications of light-quark pionic matter at finite temperatures on the properties of open and hidden charm mesons. The meson-meson interactions are described by means of a chiral unitary approach accounting for…

High Energy Physics - Phenomenology · Physics 2017-10-18 Martin Cleven , Volodymyr K. Magas , Angels Ramos

We study the $\bar D D$ (${\bar D}^0 D^0$ and $D^-D^+$) charm meson pair production in antiproton (${\bar p}$) induced reactions on nuclei at beam energies ranging from threshold to several GeV. Our model is based on an effective Lagrangian…

Nuclear Theory · Physics 2016-11-02 R. Shyam , K. Tsushima