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Related papers: Kaons and antikaons in strong magnetic fields

200 papers

Analyses of comprehensive sets of strong-interaction data consisting of level shifts, widths and yields in strange atoms of K mesons and Sigma hyperons are reviewed. The introduction of density dependent optical potentials, in both cases,…

Nuclear Theory · Physics 2008-07-16 E. Friedman , A. Gal

The electron and muon anomalous magnetic moments (AMM) are measured in experiments and studied in the Standard Model (SM) with the highest precision accessible in particle physics. The comparison of the measured quantity with the SM…

High Energy Physics - Phenomenology · Physics 2015-06-19 A. E. Dorokhov , A. E. Radzhabov , A. S. Zhevlakov

We investigate meson's spectrum, decay constant and form factor in a nuclear medium through holographic two- and three-point correlation functions. To describe a nuclear medium composed of protons and neutrons, we consider a hard wall model…

High Energy Physics - Theory · Physics 2016-08-03 Chanyong Park

We systematically investigate the effect of the anomalous magnetic moment(AMM) of quarks on the magnetized QCD matter, including the magnetic susceptibility, the inverse magnetic catalysis around the critical temperature and the…

High Energy Physics - Phenomenology · Physics 2021-04-28 Kun Xu , Jingyi Chao , Mei Huang

In this talk we review the consequences of the chiral SU(3) symmetry for strangeness propagation in nuclear matter. Objects of crucial importance are the meson-baryon scattering amplitudes obtained within the chiral coupled-channel…

Nuclear Theory · Physics 2010-12-16 Matthias F. M. Lutz

We compute the variation of the masses of the proton and the neutron induced by the presence of a strong external magnetic field. We discuss the choice of the wave function and different techniques how to apply the magnetic field. The…

High Energy Physics - Lattice · Physics 2009-10-28 H. R. Rubinstein , S. Solomon , T. Wittlich

Medium modification of pion form factor has been evaluated in asymmetric nuclear matter. It is shown that both the shape and the pole position of the pion form factor in dense asymmetric nuclear matter is different from its vacuum…

Nuclear Theory · Physics 2008-11-26 Pradip Roy , Abhee K. Dutt-Mazumder , Sourav Sarkar , Jan-e Alam

The effect of strong magnetic field on the stability and gross properties of bulk as well as quasi-bulk quark matter has been investigated using the conventional MIT bag model. Both the Landau diamagnetism and the paramagnetism of quark…

High Energy Physics - Phenomenology · Physics 2011-05-05 Somenath Chakrabarty

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

A new chiral SU(3) Lagrangian is proposed to describe the properties of kaons and anti-kaons in the nuclear medium. The saturation properties of nuclear matter are reproduced as well as the results of the Dirac-Br\"{u}ckner theory. After…

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

We discuss the sensitivity of nucleon properties (mass, magnetic moments and electromagnetic form factors) on the variation of the pseudoscalar meson masses in the context of the perturbative chiral quark model. The obtained results are…

High Energy Physics - Phenomenology · Physics 2008-11-26 Amand Faessler , Thomas Gutsche , Valery E. Lyubovitskij , Chalump Oonariya

The quark-meson coupling model, based on a mean-field description of non-overlapping nucleon bags bound by the self-consistent exchange of $\sigma$, $\omega$ and $\rho$ mesons, is reviewed. In particular, I present the changes in the hadron…

Nuclear Theory · Physics 2007-05-23 Koichi Saito

We calculate the magnetic moments of hyperons in dense nuclear matter by using relativistic quark models. Hyperons are treated as MIT bags, and the interactions are considered to be mediated by the exchange of scalar and vector mesons which…

Nuclear Theory · Physics 2009-05-01 C. Y. Ryu , C. H. Hyun , T. -S. Park , S. W. Hong

The masses of the $1S$ and $1P$ states of heavy quarkonia are investigated in the magnetized, asymmetric nuclear medium, accounting for the Dirac sea effects, using a combined approach of chiral effective model and QCD sum rule method.…

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

Subthreshold kaon (K$^{0}$ and K$^{+}$) production in neutron-rich nuclear reactions to probe the kaon-nucleon interaction in nuclear medium and to extract the isospin dependent part of the nuclear equation of state at high-baryon…

Nuclear Theory · Physics 2015-06-15 Zhao-Qing Feng

We investigate the mass modifications of open strange mesons (vector $K^*$ and axial vector $K_1$) in (magnetized) isospin asymmetric nuclear matter using quantum chromodynamics sum rule (QCDSR) approach. The in-medium decay widths of $K^*$…

High Energy Physics - Phenomenology · Physics 2023-11-09 Ankit Kumar , Amruta Mishra

In-medium masses of the light vector $\omega$, $\rho$ and axial-vector $A_1$ mesons are studied in the magnetized hot nuclear matter, accounting for the effects of (inverse) magnetic catalysis. The in-medium partial decay widths for the…

High Energy Physics - Phenomenology · Physics 2023-12-01 Pallabi Parui , Amruta Mishra

We study consistently the effects of magnetic field on hot and dense matter. In particular, we look for differences that arise due to assumptions that reproduce the conditions produced in particle collisions or astrophysical scenarios, such…

Nuclear Theory · Physics 2023-09-28 J. Peterson , P. Costa , R. Kumar , V. Dexheimer , R. Negreiros , C. Providencia

The muon anomalous magnetic moment $a_\mu$ is studied in the infinite $\tan\beta$ limit of the MSSM. Since the muon mass arises completely from loop effects, large corrections to $a_\mu$ are expected in comparison to the usual case with…

High Energy Physics - Phenomenology · Physics 2015-10-16 Markus Bach , Jae-hyeon Park , Dominik Stöckinger , Hyejung Stöckinger-Kim

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