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Related papers: D-mesons in asymmetric nuclear matter

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We study the properties of $D$ and $D^*$ mesons in nuclear matter within a simultaneous self-consistent coupled-channel unitary approach that implements heavy-quark symmetry. The in-medium solution accounts for Pauli blocking effects, and…

Nuclear Theory · Physics 2009-12-14 L. Tolos , C. Garcia-Recio , J. Nieves

We review the in-medium modifications of effective masses (Lorentz scalar potentials or phenomenon of mass shift) of heavy-heavy and heavy-light mesons in symmetric nuclear matter and their nuclear bound states. We use a combined approach…

Nuclear Theory · Physics 2025-06-11 J. J. Cobos-Martínez , Guilherme N. Zeminiani , Kazuo Tsushima

The medium modifications of the energies of kaons and antikaons in isospin asymmetric hyperonic matter are investigated using a chiral SU(3) model. The isospin dependent medium effects, are important for asymmetric heavy ion collision…

Nuclear Theory · Physics 2009-08-05 Amruta Mishra , Arvind Kumar , Sambuddha Sanyal , Stefan Schramm

The D-meson properties in dense nuclear matter are studied. The D-meson spectral density is obtained within the framework of a coupled-channel self-consistent calculation assuming, as bare meson-baryon interaction, a separable potential.…

High Energy Physics - Phenomenology · Physics 2009-01-07 L. Tolos , J. Schaffner-Bielich , A. Mishra

The $D$-meson spectral density at finite temperature is obtained within a self-consistent coupled-channel approach. For the bare meson-baryon interaction, a separable potential is taken, whose parameters are fixed by the position and width…

Nuclear Theory · Physics 2008-11-26 L. Tolos , J. Schaffner-Bielich , H. Stoecker

We study a spectral function for $\bar{D}_0^*$ $(0^+)$ meson in symmetric and neutron-rich asymmetric nuclear matter from the viewpoint of the partial restoration of chiral symmetry. Nuclear matter is constructed by a parity doublet model…

Nuclear Theory · Physics 2018-05-07 Daiki Suenaga

QCD sum rules for D and B mesons embedded in cold nuclear matter are evaluated. We quantify the mass splitting of D - D-bar and B - B-bar mesons as a function of the nuclear matter density; extrapolated to saturation density it is in the…

Nuclear Theory · Physics 2009-09-29 T. Hilger , R. Thomas , B. Kampfer

The in-medium masses and optical potentials of $B$ and ${\bar B}$ mesons are studied in an isospin asymmetric, strange, hot and dense hadronic environment using a chiral effective model. The chiral $SU(3)$ model originally designed for the…

Nuclear Theory · Physics 2015-08-25 Divakar Pathak , Amruta Mishra

The modifications of $D_s$-meson spectra in ultrarelativistic heavy-ion collisions are identified as a quantitative probe of key properties of the hot nuclear medium. This is enabled by the unique valence-quark content of the…

Nuclear Theory · Physics 2013-03-27 Min He , Rainer J. Fries , Ralf Rapp

Observing the mass shifts of mesons immersed in nuclear matter is interesting, as the changes are expected to shed light on the effects of chiral symmetry breaking on the origin of hadron masses. At the same time, it is important to…

Nuclear Theory · Physics 2025-08-08 Seokwoo Yeo , HyungJoo Kim , Su Houng Lee

The in-medium masses of the pseudoscalar open charm ($D$, $\bar D$, $D_s$ and $\bar {D_s}$) and open bottom ($B$, $\bar B$, $B_s$ and $\bar {B_s}$) mesons in hot asymmetric strange hadronic matter are studied within a QCD sum rule approach.…

High Energy Physics - Phenomenology · Physics 2025-08-05 Amruta Mishra

Employing QCD sum rules the in-medium modifications of scalar charm mesons in a cold nuclear matter environment are estimated. The mass splitting of D*-D*-bar is quantified.

Nuclear Theory · Physics 2011-05-18 Thomas Hilger , Burkhard Kampfer

We calculate the in-medium masses of J/$\psi$ and of the excited states of charmonium ($\psi$(3686) and $\psi$(3770)) in isospin asymmetric nuclear matter at finite temperatures. These mass modifications arise due to the interaction of the…

Nuclear Theory · Physics 2010-05-28 Amruta Mishra , Arvind Kumar

The momentum and isospin dependence of the in-medium nucleon mass are studied. Two definitions of the effective mass, i.e. the Dirac mass $m^*_D$ and the nonrelativistic mass $m^*_{NR}$ which parameterizes the energy spectrum, are compared.…

Nuclear Theory · Physics 2009-11-11 E. N. E. van Dalen , C. Fuchs , Amand Faessler

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 investigate the in-medium masses of a $\bar{D} (0^-)$ meson and a $\bar{D}_0^* (0^+)$ meson and spectral functions for $\bar{D}$ and $\bar{D}_0^*$ meson channels in nuclear matter. These mesons are introduced as chiral partner in the…

Nuclear Theory · Physics 2017-07-26 Daiki Suenaga , Shigehiro Yasui , Masayasu Harada

We investigate the $D{\bar D}$ decay width of excited charmonium states at finite nuclear density with simultaneous modification of both $D$ and ${\bar D}$ mesons in nuclear matter. The strongest effect is found for the $\Psi^{\prime}$…

Nuclear Theory · Physics 2009-11-07 A. Sibirtsev

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

The medium modifications of the masses of the charmonium states (J/$\psi$, $\psi$(3686) and $\psi$(3770)) in asymmetric nuclear matter in the presence of strong magnetic fields are studied using an effective chiral model. The mass…

Nuclear Theory · Physics 2019-01-02 Amal Jahan CS , Nikhil Dhale , Sushruth Reddy P , Shivam Kesarwani , Amruta Mishra

In this study, using the light-front quark model, we examine how an isospin asymmetric nuclear medium affects the properties of pseudoscalar ($B^+, B^0$) and vector ($B^{\ast+}, B^{\ast0}$) mesons under different temperature values and…

Nuclear Theory · Physics 2026-01-26 Tanisha , Satyajit Puhan , Navpreet Kaur , Arvind Kumar , Harleen Dahiya