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Related papers: D mesons in strongly magnetized asymmetric nuclear…

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We calculate the effects of finite density and temperature of isospin asymmetric strange hadronic matter, for different strangeness fractions, on the in-medium properties of vector $\left( D^{\ast}, D_{s}^{\ast}, B^{\ast},…

Nuclear Theory · Physics 2015-09-29 Arvind Kumar , Rahul Chhabra

We investigate the static properties of the nucleon in the presence of strong magnetic fields and discuss the consequent changes of the nucleon structure, based on the Skyrme model. The results show that at large values of the magnetic…

High Energy Physics - Phenomenology · Physics 2019-04-03 Ulugbek Yakhshiev , Hyun-Chul Kim , Makoto Oka

The $\eta N$ interactions are investigated in the hot magnetized asymmetric nuclear matter using chiral SU(3) model and chiral perturbation theory (ChPT). In the chiral model, the in-medium properties of $\eta$-meson are calculated by the…

Nuclear Theory · Physics 2023-06-21 Rajesh Kumar , Arvind Kumar

In this work, we study magnetic field effects on neutron star matter containing the baryon octet and additional heavier spin 3/2 baryons (the $\Delta$'s). We make use of two different relativistic hadronic models that contain an additional…

Nuclear Theory · Physics 2021-07-15 Veronica Dexheimer , Kauan D. Marquez , Débora P. Menezes

The properties of strange and charm mesons in nuclear matter and nuclei are reviewed. Different frameworks are presented and discussed paying a special attention to unitarized coupled-channel approaches. Possible experimental signatures of…

Using QCD sum rules and chiral SU(3) model, we investigate the effect of temperature, density, strangeness fraction and isospin asymmetric parameter on the shift in masses and decay constants of the pseudoscalar $D$ and $B$ meson in…

High Energy Physics - Phenomenology · Physics 2017-08-23 Rahul Chhabra , Arvind Kumar

The effective masses of the neutral mesons in a hadronic medium and under an external magnetic field are evaluated as functions of the baryonic density and the field intensity. For this purpose the meson polarization is evaluated in the one…

Nuclear Theory · Physics 2017-11-27 R. M. Aguirre

Through the scattering of light-pseudoscalar mesons ($\pi,K,\eta,\eta'$) off charmed mesons ($D, D_s$), we study the $D^{*}_{s0}(2317)$ state and other relevant charm scalar mesons in a unitarized chiral effective field theory approach. We…

High Energy Physics - Phenomenology · Physics 2015-11-11 Zhi-Hui Guo , Ulf-G. Meißner , De-Liang Yao

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 investigate medium effects due to density-dependent magnetic moments of baryons on neutron stars under strong magnetic fields. If we allow the variation of anomalous magnetic moments (AMMs) of baryons in dense matter under strong…

High Energy Astrophysical Phenomena · Physics 2015-05-19 C. Y. Ryu , K. S. Kim , Myung-Ki Cheoun

Spectral functions of the pseudoscalar $D$ meson in the nuclear medium are analyzed using QCD sum rules and the maximum entropy method. This approach enables us to extract the spectral functions without any phenomenological assumption, and…

High Energy Physics - Phenomenology · Physics 2016-04-28 Kei Suzuki , Philipp Gubler , Makoto Oka

Isospin effects on the optical potentials of kaons and antikaons in dense hadronic matter are investigated using a chiral SU(3) model. These effects are important for asymmetric heavy ion collision experiments. In the present work the…

Nuclear Theory · Physics 2008-11-26 Amruta Mishra , Stefan Schramm

Charmed mesons in hot and dense matter are studied within a self-consistent coupled-channel approach for the experimental conditions of density and temperature expected at the CBM experiment at FAIR/GSI. The $D$ meson spectral function…

Nuclear Theory · Physics 2009-05-13 L. Tolos , D. Gamermann , R. Molina , E. Oset , A. Ramos

Open charm mesons (pseudo-scalar and scalar as well as axial-vector and vector) propagating or resting in nuclear matter display an enhanced sensitivity to the chiral condensate. This offers new prospects to seek for signals of chiral…

Nuclear Theory · Physics 2014-11-20 T. Hilger , R. Schulze , B. Kampfer

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

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

Starting with the Strongly Correlated Quark Model of a hadron structure, SCQM, we demonstrate how the properties of mesons and baryons are modified in a hot and dense nuclear environment. These in-medium modifications can lead to the…

Nuclear Theory · Physics 2019-05-01 G. Musulmanbekov

The quark-meson coupling model which we have developed previously is extended to incorporate the $\delta$ meson. It is then used to study the Nolen-Schiffer anomaly and isospin symmetry breaking in nuclear matter. We find that, in…

Nuclear Theory · Physics 2010-02-17 K. Saito , A. W. Thomas

The in-medium behavior of bottom-strange pseudoscalar mesons in hot, isospin asymmetric and dense hadronic environment is studied using a chiral effective model. The same was recently generalized to the heavy quark sector and employed to…

Nuclear Theory · Physics 2015-06-22 Divakar Pathak , 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
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