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Particle correlation measurements associated with a hard or semi-hard trigger in heavy-ion collisions may reflect Mach cone shockwaves excited in the bulk medium by partonic energy loss. This is of great interest because, when compared with…

Nuclear Theory · Physics 2010-10-27 R. B. Neufeld , Thorsten Renk

Experimental data are presented on particle correlations and fluctuations in various high-energy multiparticle collisions, with special emphasis on evidence for scaling-law evolution in small phase-space domains. The notions of…

High Energy Physics - Phenomenology · Physics 2009-10-28 E. A. De Wolf , I. M. Dremin , W. Kittel

We simulate the central reactions of nearly symmetric, and asymmetric systems, for the energies at which the maximum production of IMFs occurs (E$_{c.m.}^{peak}$).This study is carried out by using hard EOS along with cugnon cross section…

Nuclear Theory · Physics 2011-07-13 Aman D. Sood , Sukhjit Kaur

Different formulas relying measurable fragment isotopic observables to the symmetry energy of excited nuclei have been proposed and applied to the analysis of heavy ion collision data in the recent literature. In this paper we examine the…

Nuclear Theory · Physics 2015-05-14 G. Chaudhuri , F. Gulminelli , S. Das Gupta

Results on the study of localized fluctuations in the multiplicity of charged particles and photons produce 158A GeV/c Pb+Pb collisions are presented for four different centrality classes. The charged versus neutral particle multiplicity…

Nuclear Experiment · Physics 2012-08-27 WA98 Collaboration

Charge balance functions provide insight into critical issues concerning hadronization and transport in heavy-ion collisions by statistically isolating charge/anti-charge pairs which are correlated by charge conservation. However,…

Nuclear Theory · Physics 2009-11-10 Scott Pratt , Sen Cheng

Systematic trends of baryon transport, chemical freeze-out, and kinetic freeze-out in high energy nuclear collisions are presented. Further measurements of particles with heavy flavors are proposed in order to shed light on collision…

High Energy Physics - Phenomenology · Physics 2017-08-23 Nu Xu

We study the effects of channel coupling in the excitation dynamics of giant resonances in relativistic heavy ions collisions. For this purpose, we use a semiclassical approximation to the Coupled-Channels problem and separate the Coulomb…

Nuclear Theory · Physics 2008-11-26 C. A. Bertulani , L. F. Canto , M. S. Hussein , A. F. R. de Toledo Piza

Generalization of Gaussian trial wave functions in quantum molecular dynamics models is introduced, which allows for long-range correlations characteristic for composite nuclear fragments. We demonstrate a significant improvement in the…

Nuclear Theory · Physics 2009-10-30 D. Kiderlen , P. Danielewicz

Generalization of Gaussian trial wave functions in quantum molecular dynamics models is introduced, which allows for long-range correlations characteristic for composite nuclear fragments. We demonstrate a significant improvement in the…

Nuclear Theory · Physics 2007-05-23 P. Danielewicz , D. Kiderlen

A sample of `single-source' events, compatible with the multifragmentation of very heavy fused systems, are isolated among well-measured 155Gd+natU 36AMeV reactions by examining the evolution of the kinematics of fragments with Z>=5 as a…

Nuclear Experiment · Physics 2017-08-23 J. D. Frankland , Ch. O. Bacri , B. Borderie , M. F. Rivet , M. Squalli

Connections between charge balance functions, charge fluctuations and correlations are presented. It is shown that charge fluctuations can be directly expressed in terms of a balance functions under certain assumptions. The distortion of…

High Energy Physics - Phenomenology · Physics 2015-06-25 Sangyong Jeon , Scott Pratt

We propose a method for quantifying charge-driven instabilities in clusters, based on equilibrium simulations under confinement at constant external pressure. This approach makes no assumptions about the mode of decay and allows different…

Atomic and Molecular Clusters · Physics 2015-10-28 Mark A. Miller , David A. Bonhommeau , Christian P. Moerland , Sarah J. Gray , Marie-Pierre Gaigeot

The sensitivity of calorimetric energy-energy correlation function to the medium-induced energy loss of fast partons in high multiplicity heavy ion interactions is demonstrated at the appropriate selection of events for the analysis,…

High Energy Physics - Phenomenology · Physics 2015-12-30 I. P. Lokhtin , L. I. Sarycheva , A. M. Snigirev

The influence of the entrance channel asymmetry upon the fragmentation process is addressed by studying heavy-ion induced reactions around the Fermi energy. The data have been recorded with the INDRA 4pi array. An event selection method…

Nuclear Experiment · Physics 2009-11-07 N. Bellaize

The energies of a pair of strongly-interacting subsystems with arbitrary noninteger charges are examined from closed and open system perspectives. An ensemble representation of the charge dependence is derived, valid at all interaction…

Other Condensed Matter · Physics 2009-11-11 Steven M. Valone , Susan R. Atlas

We discuss the question of thermalization during the very early stages of a high energy heavy ion collision. We review a recent study where we explicitely showed that, contrarily to a widely used assumption, elastic collisions between the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Julien Serreau

Studies on the isospin of fragments resulting from the disassembly of highly excited large thermal-like nuclear emitting sources, formed in the ^{197}Au + ^{197}Au reaction at 35 MeV/nucleon beam energy, are presented. Two different decay…

We pursue the study of event by event correlations between low-mass particles and heavy mesons flow harmonics in ultrarelativistic heavy ion collisions and clarify some ambiguities found in one of our previous work.

High Energy Physics - Phenomenology · Physics 2018-03-14 P. B. Gossiaux , J. Aichelin , M. Nahrgang , V. Ozvenchuk , K. Werner

To explore the roles of dynamical model and statistical model in the description of multifragmentation in heavy-ion collisions at intermediate energies, the fragments charge distributions of $^{197}$Au+$^{197}$Au at 35 MeV/u are analyzed by…

Nuclear Theory · Physics 2015-09-14 Lihua Mao , Ning Wang , Li Ou