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Related papers: Modification of hyperon masses in nuclear matter

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Changes of baryon properties in nuclear matter are investigated within the framework of an in-medium modified SU(3) Skyrme model. Introducing the medium functionals in the SU(2) sector and considering the alteration of kaon properties in…

Nuclear Theory · Physics 2018-11-06 Ki-Hoon Hong , Ulugbek Yakhshiev , Hyun-Chul Kim

We investigate the properties of baryonic matter within the framework of the in-medium modified chiral soliton model by taking into account the effects of surrounding baryonic environment on the properties of in-medium baryons. The internal…

Nuclear Theory · Physics 2021-06-16 Nam-Yong Ghim , Ghil-Seok Yang , Hyun-Chul Kim , Ulugbek Yakhshiev

We present recent studies on the effective mass of the nucleon in infinite and homogeneous nuclear matter and its relation to nuclear matter properties within the framework of the in-medium modified Skyrme model. Medium modifications are…

Nuclear Theory · Physics 2015-05-27 Ulugbek Yakhshiev , Hyun-Chul Kim

The modification on kaon and antikaon properties of in the interior of (proto-)neutron stars is investigated using a chiral SU(3) model. The parameters of the model are fitted to nuclear matter saturation properties, baryon octet vacuum…

Nuclear Theory · Physics 2014-11-20 Amruta Mishra , Arvind Kumar , Sambuddha Sanyal , V. Dexheimer , Stefan Schramm

We investigate how the masses of the singly heavy baryons undergo changes in nuclear matter, based on a medium-modified SU(3) chiral soliton model. Having explained the bulk properties of nuclear matter, we discuss the masses of the singly…

Nuclear Theory · Physics 2022-08-31 Ho-Yeon Won , Ulugbek Yakhshiev , Hyun-Chul Kim

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

We investigate how the masses of singly heavy baryons undergo changes in nuclear matter. The mass spectrum of the singly heavy baryons was successfully described in a pion-mean field approach even with isospin symmetry breaking, based on…

High Energy Physics - Phenomenology · Physics 2023-02-08 Nam-Yong Ghim , Hyun-Chul Kim , Ulugbek Yakhshiev , Ghil-Seok Yang

Masses of hadrons (baryons as well as mesons) are modified in the nuclear medium because of their interactions. In this paper we investigate the effect of in-medium meson masses on the properties of the nuclear matter. The calculations are…

Nuclear Theory · Physics 2007-05-23 Abhijit Bhattacharya , Sanjay K. Ghosh , S. C. Phatak

We investigate the binding energy per nucleon and hadron properties in infinite and homogeneous nuclear matter within the framework of the in-medium modified Skyrme model. We first consider the medium modifications of the single hadron…

High Energy Physics - Phenomenology · Physics 2011-04-04 Ulugbek Yakhshiev , Hyun-Chul Kim

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

We study the in-medium properties of kaons and antikaons in isospin asymmetric hot and dense resonance matter within the chiral SU(3) hadronic mean field model. Along with nucleons and hyperons, the interactions of $K$ and $\bar K$ mesons…

High Energy Physics - Phenomenology · Physics 2024-10-22 Manpreet Kaur , Arvind Kumar

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

We study the medium modifications of baryon properties in nuclear many-body systems, especially in $\Lambda$ hypernuclei. The nucleon and the $\Lambda$ hyperon are described in the Friedberg-Lee model as nontopological solitons which…

Nuclear Theory · Physics 2015-06-15 J. S. Liang , H. Shen

The medium modification of kaon and antikaon masses, compatible with low energy KN scattering data, are studied in a chiral SU(3) model. The mutual interactions with baryons in hot hadronic matter and the effects from the baryonic Dirac sea…

Nuclear Theory · Physics 2011-07-19 A. Mishra , E. L. Bratkovskaya , J. Schaffner-Bielich , S. Schramm , H. Stoecker

Using a self-consistent quark model for nuclear matter we investigate variations of the masses of the non-strange vector mesons, the hyperons and the nucleon in dense nuclear matter (up to four times the normal nuclear density). We find…

Nuclear Theory · Physics 2008-11-26 K. Saito , A. W. Thomas

We investigate the properties of hadronic matter and nuclei be means of a generalized $SU(3)\times SU(3)$ $\sigma$ model with broken scale invariance. In mean-field approximation, vector and scalar interactions yield a saturating nuclear…

Nuclear Theory · Physics 2008-11-26 P Papazoglou , D Zschiesche S Schramm , H Stöcker , W Greiner

We study the in-medium effects in strangeness production in heavy-ion collisions at (sub-)\-threshold energies of 1 - 2 A GeV based on the microscopic Parton-Hadron-String Dynamics (PHSD) transport approach. The in-medium modifications of…

Nuclear Theory · Physics 2021-04-14 Taesoo Song , Laura Tolos , Joana Wirth , Joerg Aichelin , Elena Bratkovskaya

The study focuses on exploring the changes in the hyperon-baryon interaction at various nuclear densities. This approach starts by building a vacuum hyperon-nucleon interaction model based on Boson -Exchange maintaining SU(3) flavor…

Nuclear Theory · Physics 2022-11-30 Madhumita Dhar , Horst Lenske

A new chiral SU(3) Lagrangian is proposed to describe the properties of kaons and antikaons in the nuclear medium, the ground state of dense matter and the kaon-nuclear interactions consistently. The saturation properties of nuclear matter…

Nuclear Theory · Physics 2016-08-15 Guangjun Mao , P. Papazoglou , S. Hofmann , S. Schramm , H. Stöcker , W. Greiner

We perform a study of infinite hadronic matter, finite nuclei and hypernuclei with an improved method of calculating the effective baryon mass. A detailed study of the predictions of the model is made in comparison with the available data…

Nuclear Theory · Physics 2010-02-17 P. Wang , D. B. Leinweber , A. W. Thomas , A. G. Williams
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