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Related papers: Nonlinear QED Effects in Heavy Ion Collisions

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We investigate the $P_T$-broadening effects in dilepton production through photon-photon scattering in heavy ion collisions. The QED multiple interaction effects with the medium is found to be consistent with a recent observation of low…

High Energy Physics - Phenomenology · Physics 2019-04-10 Spencer Klein , A. H. Mueller , Bo-Wen Xiao , Feng Yuan

There exist several proposals to use Weizs\"{a}cker-Williams photons generated by ultrarelativistic heavy ions to produce exotic particles in $\gamma\gamma$ fusion reactions. To estimate the background conditions for such reactions we…

Due to the coherence of all the protons in a nucleus, there are very strong electromagnetic fields of short duration in relativistic heavy ion collisions. They give rise to quasireal photon-photon and photon-nucleus collisions with a large…

High Energy Physics - Phenomenology · Physics 2016-09-06 K. Hencken , P. Stagnoli , D. Trautmann , G. Baur

Heavy ion collisions at intermediate energies are studied by using a new RQMD code, which is a covariant generalization of the QMD approach. We show that this new implementation is able to produce the same results in the nonrelativistic…

Nuclear Theory · Physics 2016-09-08 E. Lehmann , Rajeev K. Puri , Amand Faessler , G. Batko , S. W. Huang

We investigate the charm-quark propagation in the QGP media produced in ultrarelativistic heavy-ion collisions at RHIC and the LHC. Purely collisional and radiative processes lead to a significant suppression of final $D$-meson spectra at…

High Energy Physics - Phenomenology · Physics 2015-06-22 Marlene Nahrgang , Joerg Aichelin , Steffen Bass , Pol Bernard Gossiaux , Klaus Werner

We discuss the status of atomic physics in strong field. We focus on the problem of electron-positron lines observed in heavy-ion collisions and on QED effects, calculated in strong Coulomb fields, especially Delbr\"uck-scattering. We…

High Energy Physics - Phenomenology · Physics 2011-04-15 A. Schaefer

Extensive studies have been conducted in the past few decades to investigate potential signatures of higher-order QED effects in high-energy electromagnetic scattering processes. In our previous work, we have identified evidence of…

High Energy Physics - Phenomenology · Physics 2023-07-06 Xinbai. Li , Jiaxuan. Luo , Zebo. Tang , Xin. Wu , Wangmei. Zha

In this Letter we explore the modelling of hadron production in electromagnetic ion dissociation (EMD) processes in high-energy ultraperipheral collisions at LHC energies. Since EMD can accompany exclusive particle production in these…

High Energy Physics - Phenomenology · Physics 2026-04-30 M. Dyndal , L. A. Harland-Lang

In the past decade the observation of cross section modification for leading hadrons, heavy flavor and two particle correlations in heavy ion collisions has provided important insights into the dynamics of parton propagation in dense…

High Energy Physics - Phenomenology · Physics 2015-06-23 Ivan Vitev

We estimate the cross sections for the production of resonances, pion pairs and a central cluster of hadrons in peripheral heavy-ion collisions through two-photon and double-pomeron exchange, at energies that will be available at RHIC and…

Nuclear Theory · Physics 2009-11-06 C. G. Roldao , A. A. Natale

Some recent experimental results obtained in collisions of heavy nuclei ($\sqrt{s}=200$ GeV) at BNL Relativistic Heavy-Ion Collider (RHIC) are discussed. The probes of dense matter created in heavy-ion collision by quarkonia, $D$ and $B$…

High Energy Physics - Phenomenology · Physics 2010-07-01 A. A. Isayev

In heavy-ion collisions at relativistic energies, the incident nuclei travel at nearly the speed of light. These collisions deposit kinetic energy into the overlap region and create a high-temperature environment where hadrons ``melt'' into…

Nuclear Experiment · Physics 2025-12-02 Diyu Shen , Jinhui Chen , Xu-Guang Huang , Yu-Gang Ma , Aihong Tang , Gang Wang

Hard QCD processes in ultrarelativistic heavy-ion collisions become increasingly relevant and they can be used as probes of the dense matter formed during the violent scatterings. We will discuss how one can use these hard probes to study…

Nuclear Theory · Physics 2009-10-30 Xin-Nian Wang

Large transverse momentum jets provide unique tools to study dense QCD matter in high-energy heavy-ion collisions. Results from RHIC on suppression of high transverse momentum particles in Au+Au collisions indicate a significant energy loss…

Nuclear Experiment · Physics 2008-11-26 Christof Roland , Gábor I. Veres , Krisztián Krajczár

Heavy-ion collisions provide the only laboratory tests of relativistic quantum field theory at finite temperature. Understanding these is a necessary step in understanding the origins of our universe. These lectures introduce the subject to…

Nuclear Theory · Physics 2018-02-21 Sourendu Gupta

Hadronic resonances are unique probes that allow the properties of heavy-ion collisions to be studied. Topics that can be studied include modification of spectral shapes, in-medium energy loss of parsons, vector-meson spin alignment,…

Nuclear Experiment · Physics 2018-03-14 A. G. Knospe

A model for the production of quarkonium states in the midrapidity region at RHIC and LHC energy range is presented which explores well understood properties of QCD only. An increase of the quarkonium hadronisation time with the initial…

Nuclear Theory · Physics 2008-11-26 L. Gerland , L. Frankfurt , M. Strikman , H. Stöcker , W. Greiner

A higher order QED calculation of the ultraperipheral heavy ion cross section for mu+ mu- pair production at RHIC and LHC is carried out. The so-called "Coulomb corrections" lead to an even greater percentage decrease of mu+ mu- production…

Nuclear Theory · Physics 2009-09-11 A. J. Baltz

These lectures provide a modern introduction to selected topics in the physics of ultrarelativistic heavy ion collisions which shed light on the fundamental theory of strong interactions, the Quantum Chromodynamics. The emphasis is on the…

High Energy Physics - Phenomenology · Physics 2015-02-27 Edmond Iancu

We estimate the production of two meson pairs in high energy photon photon collisions produced in ultraperipheral collisions at LHC. We show that the study of charge asymmetries may reveal the existence of the perturbative Odderon and…

High Energy Physics - Phenomenology · Physics 2008-12-18 B. Pire , L. Szymanowski , F. Schwennsen , S. Wallon