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Related papers: Kaons and antikaons in asymmetric nuclear matter

200 papers

This review is devoted to the discussion of hadron properties in the nuclear medium and its relation to the partial restoration of chiral symmetry. Special attention is given to disentangle in-medium effects due to conventional many-body…

Nuclear Theory · Physics 2011-07-19 C. M. Ko , V. Koch , G. Li

We study the in-medium properties of $D$ and $\bar{D}$ mesons in isospin-asymmetric nuclear matter at finite temperatures using an effective chiral SU(4) model. The interactions of $D$ and $\bar{D}$ mesons with nucleons, scalar isoscalar…

Nuclear Theory · Physics 2010-05-18 Arvind Kumar , Amruta Mishra

We review the effect of hadron structure changes in a nuclear medium using the quark-meson coupling (QMC) model, which is based on a mean field description of non-overlapping nucleon (or baryon) bags bound by the self-consistent exchange of…

High Energy Physics - Phenomenology · Physics 2008-11-26 K. Saito , K. Tsushima , A. W. Thomas

The recent past witnesses the growing interdependence between the physics of hadrons, the physics of relativistic heavy-ion collisions, and the physics of compact objects in astrophysics. A notable example is the kaon which plays special…

Nuclear Theory · Physics 2009-10-30 G. Q. Li , C. -H. Lee , G. E. Brown

The medium modifications of antikaons in dense matter are studied in a coupled channel calculation for scenarios more closely related to the environment encountered in heavy-ion collisions. We find that the optical potential of the…

Nuclear Theory · Physics 2014-11-18 J. Schaffner-Bielich , V. Koch , M. Effenberger

The properties of strange hadrons, i.e. of kaons and hyperons, in the nuclear medium are discussed in connection with neutron star properties and relativistic heavy-ion collisions. Firstly, the relevant medium modifications of a kaon in a…

Nuclear Theory · Physics 2008-11-26 J. Schaffner-Bielich

After reviewing our microscopic approach to nuclear and neutron-rich matter, we focus on how nucleon-nucleon scattering is impacted by the presence of a dense hadronic medium, with special emphasis on the case where neutron and proton…

Nuclear Theory · Physics 2015-06-16 Francesca Sammarruca

Kaon properties are studied within the framework of a fully covariant transport approach. The kaon-nucleon potential is evaluated in two schemes, a chiral perturbative approach and an effective One-Boson-Exchange model. Isospin effects are…

Nuclear Theory · Physics 2010-01-15 V. Prassa , T. Gaitanos , G. Ferini , M. Di Toro , G. A. Lalazissis , H. H. Wolter

In the present work we calculate the transition magnetic moments for the radiative decays of $\Delta$ baryon to proton $(\Delta \rightarrow p)$ in isospin asymmetric nuclear medium at finite temperature using chiral SU(3) quark mean field…

Nuclear Theory · Physics 2025-04-02 Suneel Dutt , Arvind Kumar , Harleen Dahiya

In the present work we study the masses and magnetic moments of decuplet baryons in isospin asymmetric strange hadronic medium at finite temperature using chiral SU(3) quark mean field model. In the strange isospin asymmetric medium, the…

Nuclear Theory · Physics 2023-11-07 Arvind Kumar , Suneel Dutt , Harleen Dahiya

We investigate the thermodynamic and transport properties in hot nuclear matter accounting for the medium modifications of the nucleons within a chiral SU(3) model including effects from isospin asymmetry. Using the relaxation time…

Nuclear Theory · Physics 2025-12-05 Amruta Mishra , J. Schaffner-Bielich

In this talk I report on selected topics of hadron modification in the nuclear medium using the chiral unitary approach to describe the dynamics of the problems. I shall mention how antikaons, $\eta$, and $\phi$ are modified in the medium…

Nuclear Theory · Physics 2011-02-09 E. Oset , D. Cabrera , V. K. Magas , L. Roca , M. J. Vicente Vacas , A. Ramos , T. Inoue , C. Garcia Recio , J. Nieves

We study the in-medium properties of $D$ and $\bar{D}$ mesons in isospin asymmetric hyperonic matter arising due to their interactions with the light hadrons. The interactions of $D$ and $\bar{D}$ mesons with these light hadrons are derived…

Nuclear Theory · Physics 2015-03-17 Arvind Kumar , Amruta Mishra

The isospin- and momentum-dependent MDI interaction, which has been extensively used in intermediate-energy heavy-ion reactions to study the properties of asymmetric nuclear matter, is extended to include the nucleon-hyperon and…

Nuclear Theory · Physics 2010-05-21 Jun Xu , Lie-Wen Chen , Che Ming Ko , Bao-An Li

Exploring the mass modifications of $\phi$ mesons in nuclei provides insights into the nature of strongly interacting matter. Specifically, $\phi$ meson mass shifts can be related to the in-medium modification of the strange quark…

High Energy Physics - Phenomenology · Physics 2026-03-20 Gabor Balassa , Kazuya Aoki , Philipp Gubler , Su Houng Lee , Hiroyuki Sako , Gyorgy Wolf

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…

The production and propagation of kaons and antikaons has been studied in symmetric nucleus-nucleus collisions in the SIS energy range. The ratio of the excitation functions of K^+ production in Au+Au and C+C collisions increases with…

Nuclear Experiment · Physics 2019-08-14 P. Senger

The chiral SU(3) quark model is extended to include an antiquark in order to study the kaon-nucleon system. The model input parameters $b_u$, $m_u$, $m_s$ are taken to be the same as in our previous work which focused on the nucleon-nucleon…

Nuclear Theory · Physics 2008-11-26 F. Huang , Z. Y. Zhang , Y. W. Yu

We calculate the pion self-energies in asymmetric nuclear matter in the two-loop approximation of chiral perturbation theory. We find three types of corrections beyond the well-known linear density approximation. The resulting s-wave…

Nuclear Theory · Physics 2009-11-07 N. Kaiser , W. Weise

Using results from the chiral perturbation theory for the s-wave interaction and the delta-resonance model for the p-wave interaction of pions with nucleons, we have evaluated the spectral functions of pions in asymmetric nuclear matter…

Nuclear Theory · Physics 2014-11-20 Jun Xu , Che Ming Ko , Yongseok Oh