English
Related papers

Related papers: $\mathbf{D_s}$-Meson as Quantitative Probe of Diff…

200 papers

We consider the Nuclear Modification Ratios in heavy ion collisions, R_CP and R_AA, in the region of intermediate transverse momentum, and study the dependency upon the constituent quark composition of the observed hadron. Adopting a two…

High Energy Physics - Phenomenology · Physics 2008-11-26 L. Maiani , A. D. Polosa , V. Riquer , C. A. Salgado

We propose a simple and model-independent procedure to account for the impact of the nuclear modification of the gluon density as encoded in nuclear collinear PDF sets on two-to-two partonic hard processes in proton-nucleus collisions. This…

High Energy Physics - Phenomenology · Physics 2016-12-30 Jean-Philippe Lansberg , Hua-Sheng Shao

The diffusion coefficient of heavy quarks in the deconfined medium is examined in this research using a deep convolutional neural network (CNN) trained with data from relativistic heavy ion collisions involving heavy flavor hadrons. The CNN…

Nuclear Theory · Physics 2023-11-22 Rui Guo , Yonghui Li , Baoyi Chen

We determine the equation of state (EOS) of nuclear matter with the inclusion of hyperons in a self-consistent manner by using a Modified Quark Meson Coupling Model (MQMC) where the confining interaction for quarks inside a baryon is…

Nuclear Theory · Physics 2016-10-12 R. N. Mishra , H. S. Sahoo , P. K. Panda , N. Barik , T. Frederico

We study the $B_c^+$ production in Pb-Pb collisions at $\sqrt{s_{NN}}=5.02$ TeV. In the quark-gluon plasma (QGP) produced in heavy-ion collisions, heavy quarks make random motions with the energy loss. We employ the Langevin equations to…

Nuclear Theory · Physics 2022-09-21 Baoyi Chen , Liuyuan Wen , Yunpeng Liu

The QGP that might be created in ultrarelativistic heavy-ion collisions is expected to radiate thermal dilepton radiation. However, this thermal dilepton radiation interferes with dileptons originating from hadron decays. In the invariant…

High Energy Physics - Phenomenology · Physics 2013-06-13 Thomas Lang , Hendrik van Hees , Jan Steinheimer , Marcus Bleicher

The transverse momentum ($p_\mathrm{t}$) spectrum of prompt D$^0$ mesons and their antiparticles has been measured via the hadronic decay channels D$^0 \to \mathrm{K}^- \pi^+$ and $\overline{\mathrm{D}}^0 \to \mathrm{K}^+ \pi^-$ in pp and…

Nuclear Experiment · Physics 2018-07-05 CMS Collaboration

The rapid thermalization of quarks and gluons in the initial stages of relativistic heavy-ion collisions is treated using analytic solutions of a nonlinear diffusion equation with schematic initial conditions, and for gluons with boundary…

High Energy Physics - Phenomenology · Physics 2020-05-04 Georg Wolschin

Heavy ion collisions in the low energy run at Relativistic Heavy Ion Collider (RHIC) and future Facility for Antiproton and Ion Research (FAIR) in Germany are expected to produce a quark-gluon plasma that has a finite baryon chemical…

Nuclear Theory · Physics 2011-03-07 Lie-Wen Chen , Che Ming Ko , Wei Liu , Ben-Wei Zhang

The effect of changes in hadron properties in a nuclear medium on physical observables is discussed. Highlighted results are, (1) hypernuclei, (2) meosn-nuclear bound states, (3) $K$-meson production in heavy ion collisions, and (4)…

High Energy Physics - Phenomenology · Physics 2017-08-23 K. Tsushima

High energy quarks and gluons play essential roles in the tomographic study of relativistic heavy-ion collisions and of the quark-gluon plasma. They interact with the traversed dense matter through elastic and inelastic collisions, and lose…

High Energy Physics - Phenomenology · Physics 2012-10-25 Guang-You Qin

We perform a global analysis of deep-inelastic $e+p$ scattering data from HERA and transverse energy distributions in $p+p$ and $p+\mathrm{Pb}$ collisions, alongside charged hadron multiplicities in $\mathrm{Pb}+\mathrm{Pb}$ collisions at…

Understanding the properties of the quark-gluon plasma (QGP) offers insights into the strong interaction and the conditions of the early universe.Since the QGP cannot be observed directly, its properties must be inferred from the particles…

Nuclear Experiment · Physics 2025-08-20 Somadutta Bhatta

The measurements of the centrality dependence of $dN/d\eta$ and transverse momentum spectra from mid- to forward rapidity in d+Au collisions at $\sqrt{s_{_{\rm NN}}} =$ 200 GeV are reported. They provide a sensitive tool for understanding…

Nuclear Experiment · Physics 2012-08-27 STAR Collaboration

We investigate hadron production and attenuation of hadrons with strange and charm quarks (or antiquarks) as well as high transverse momentum hadrons in relativistic nucleus-nucleus collisions from 2 AGeV to 21.3 ATeV within two independent…

Nuclear Theory · Physics 2015-06-26 W. Cassing , K. Gallmeister , E. L. Bratkovskaya , C. Greiner , H. Stöcker

The goal of the ultra-relativistic heavy ion program is to study Quantum Chromodynamics under finite temperature and density conditions. After a couple of decades of experiment, the focus at the top RHIC and the LHC energy has evolved to…

Nuclear Experiment · Physics 2018-10-03 Xin Dong

Heavy quarks are a powerful probe for investigating the properties of the Quark-Gluon Plasma created in heavy-ion collisions, since they are produced in initial hard scattering processes and experience all the stages of the medium…

Nuclear Experiment · Physics 2015-06-22 Chitrasen Jena

Relativistic nuclear collisions offer a unique way to study strong interactions at very high energy. The collision process can be described within the gluon saturation framework as the interaction of two colored glasses, and because of this…

Nuclear Theory · Physics 2018-12-05 Marco Ruggieri , Santosh Kumar Das

Heavy flavor physics in high-energy heavy-ion collisions is a promising and active area to study the mass dependence of the "jet quenching" effects both at the RHIC and the LHC. In this talk, we present the first theoretical study on the…

Nuclear Theory · Physics 2021-02-03 Sa Wang , Wei Dai , Jun Yan , Ben-Wei Zhang , Enke Wang

The production of low mass dileptons and soft photons from thermalized Quark Gluon Plasma (QGP) and hadronic matter in relativistic heavy ion collisions is evaluated. A boost invariant longitudinal and cylindrically symmetric transverse…

Nuclear Theory · Physics 2007-05-23 Pradip K. Roy