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Related papers: D-mesons: In-medium effects at FAIR

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One of the fundamental objectives of experiments with ultrarelativistic heavy ions is to explore strongly interacting matter at high density and high temperature. In this investigation we study in particular the information which can be…

High Energy Physics - Phenomenology · Physics 2014-11-20 S. Vogel , J. Aichelin , M. Bleicher

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

In this work we shall investigate the mass modifications of scalar mesons $\left( D_{0}, B_{0}\right)$,vector mesons $\left( D^{\ast}, B^{\ast}\right)$ and axial-vector mesons $\left(D_{1}, B_{1}\right)$ at finite density and temperature of…

Nuclear Theory · Physics 2014-07-25 Arvind Kumar

A density-dependent effective potential for the baryon-baryon interaction in the presence of the (hyper)nuclear medium is constructed, based on the leading (irreducible) three-baryon forces derived within SU(3) chiral effective field…

The mass spectra of $D$ meson states are calculated in the framework of a relativistic independent quark model. For the present study, we have used the martin like potential for the quark confinement. Our predicted states in S-wave, $2\…

High Energy Physics - Phenomenology · Physics 2016-05-31 Manan Shah , Bhavin Patel , P. C. Vinodkumar

The modification of the rho-meson self-energy due to the coupling to in-medium pions is calculated consistently at finite baryon density and temperature, keeping the full 3-momentum dependence in a gauge invariant way. As a function of…

Nuclear Theory · Physics 2009-06-25 M. Urban , M. Buballa , R. Rapp , J. Wambach

Dileptons represent a unique probe for nuclear matter under extreme conditions reached in heavy-ion collisions. They allow to study meson properties, like mass and decay width, at various density and temperature regimes. Present days models…

Nuclear Theory · Physics 2008-11-26 M. D. Cozma , C. Fuchs , E. Santini , A. Fässler

The in-medium modifications of hadron properties such as masses and decay widths have been a major focus of the scientific work of Gerry Brown and the insights gained by him and his collaborators made them major drivers of this field for…

High Energy Physics - Phenomenology · Physics 2017-03-08 Ralf-Arno Tripolt , Lorenz von Smekal , Jochen Wambach

We analyze the neutral meson mixing by directly solving the dispersion relation obeyed by the mass and width differences of the two meson mass eigenstates. We solve for the parameters $x$ and $y$, proportional to the mass and width…

High Energy Physics - Phenomenology · Physics 2023-03-29 Hsiang-nan Li

Realistic fusion barriers are calculated in a macroscopic-microscopic model for several soft-fusion heavy-ion reactions leading to heavy and superheavy elements. The results obtained in such a realistic picture are very different from those…

Nuclear Theory · Physics 2009-10-30 P. Moller , J. R. Nix , P. Armbruster , S. Hofmann , G. Munzenberg

We have studied the dissociation of $J/\psi$-mesons in low energy proton-nucleus ($p+A$) collisions in the energy range of the future SIS100 accelerator at Facility for Anti-proton and Ion Research (FAIR). According to the results of our…

High Energy Physics - Phenomenology · Physics 2018-05-09 Partha Pratim Bhaduri , Michael Deveaux , Alberica Toia

In this paper, I qualitatively discuss the matter formed in the fragmentation region of nuclear collisions at the highest energies. I argue that although the initial temperature and baryon number density can become very large, the ratio of…

High Energy Physics - Phenomenology · Physics 2016-12-07 Larry McLerran

It is found that the baryon phase-space density obtained from the ratio of deuteron to proton yields is nearly constant over centrality in Au+Au collisions at the AGS. The finding offers an explanation for the puzzling centrality…

Nuclear Experiment · Physics 2009-10-31 Fuqiang Wang

The $D$-meson production is investigated by considering the unintegrated gluon distribution within the dipole approach in the momentum representation. We analyze the $D$-meson spectrum accounting for the effects of nonlinear behavior of the…

High Energy Physics - Phenomenology · Physics 2022-10-17 G. Sampaio dos Santos , G. Gil da Silveira , M. V. T. Machado

Resonant proximity effect in the normal metal / insulator / diffusive ferromagnet / insulator / $s$- and d-wave superconductor (N/I/DF/I/S) junctions is studied for various regimes by solving the Usadel equation with the generalized…

Superconductivity · Physics 2009-11-11 T. Yokoyama , Y. Tanaka , A. A. Golubov

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…

Employing thermal dilepton rates based on medium-modified electromagnetic correlation functions we show that recent dimuon spectra of the NA60 collaboration in central In-In collisions at the CERN-SPS can be understood in terms of radiation…

High Energy Physics - Phenomenology · Physics 2007-05-23 Hendrik van Hees , Ralf Rapp

Mesonic and nucleon fluctuation effects are investigated in medium. We couple the nucleon field to the $2+1$ flavor meson model and investigate the finite temperature and density behavior of the system, in particular, the axial anomaly…

High Energy Physics - Phenomenology · Physics 2017-08-02 G. Fejos , A. Hosaka

The investigation of the d+d fusion reactions in metallic environments at sub-Coulomb energies demands especially adapted techniques beyond standard procedures in nuclear physics. The measurements which were performed with an electrostatic…

Nuclear Experiment · Physics 2008-11-26 A. Huke , K. Czerski , P. Heide

We discuss the status of calculating in-medium modifications of vector-meson spectral functions in hot and dense matter, their application to dilepton spectra in ultrarelativistic heavy-ion collisions, and possible relations to chiral…

Nuclear Theory · Physics 2008-11-26 Ralf Rapp