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The reduced velocity correlation function for fragments from the reaction Fe + Au at 100 A~MeV bombarding energy is investigated using the dynamical--statistical approach QMD+SMM and compared to experimental data to extract the Freeze--Out…

Nuclear Theory · Physics 2009-10-22 G. Peilert , T. C. Sangster , M. N. Namboodiri , H. C. Britt

Dipole, triangular, and higher harmonic flow that have an origin in the initial density fluctuations has gained a lot of attention as they can provide additional important information about the dynamical properties (e.g. viscosity) of the…

Nuclear Theory · Physics 2015-05-28 Sergei A. Voloshin

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 2011-06-09 Sukhjit Kaur

Recent results connected to nuclear collision dynamics, from low up to relativistic energies, are reviewed. Heavy ion reactions offer the unique opportunity to probe the complex nuclear many-body dynamics and to explore, in laboratory…

Nuclear Theory · Physics 2020-07-15 Maria Colonna

We have employed x-ray spectroscopy to probe the charge changing process only in the bulk of the foil when swift heavy ions pass through it. In contrast, the electromagnetic methods take into account integral effect of the charge changing…

Atomic Physics · Physics 2019-05-14 Tapan Nandi , Prashant Sharma , Pravin Kumar

Some characteristics of midvelocity emissions in semiperipheral heavy-ion collisions at Fermi energies are discussed in the framework of a multifragmenting scenario. We report on binary dissipative collisions of 93Nb + 93Nb at 38AMeV in…

Nuclear Experiment · Physics 2009-05-29 G. Casini , S. Piantelli , P. R. Maurenzig , A. Olmi , A. S. Botvina

Conserved-charge densities are very special observables in quantum many-body systems as, by construction, they encode information about the dynamics. Therefore, their evolution is expected to be of much simpler interpretation than that of…

Statistical Mechanics · Physics 2024-05-30 Bruno Bertini , Katja Klobas , Mario Collura , Pasquale Calabrese , Colin Rylands

Kinetic energy spectra and fragment velocity correlations, simulated by means of stochastic mean-field calculations, are successfully confronted with experimental data for single multifragmenting sources prepared at the same excitation…

We present a new method for analyzing directed and elliptic flow in heavy ion collisions. Unlike standard methods, it separates the contribution of flow to azimuthal correlations from contributions due to other effects. The separation…

Nuclear Theory · Physics 2008-11-26 Nicolas Borghini , Phuong Mai Dinh , Jean-Yves Ollitrault

In this study, we analyze the recently proposed charge transfer fluctuations within a finite pseudo-rapidity space. As the charge transfer fluctuation is a measure of the local charge correlation length, it is capable of detecting…

Nuclear Theory · Physics 2009-11-11 Sangyong Jeon , Lijun Shi

Long- and short-range correlations for pairs of charged particles are studied via two-particle angular correlations in pp collisions at $\sqrt{s}=13$ TeV and p$-$Pb collisions at $\sqrt{s_\mathrm{NN}} = 5.02$ TeV. The correlation functions…

Nuclear Experiment · Physics 2024-04-15 ALICE Collaboration

The dynamics of heavy-ion reactions at Fermi energies is dominated by a dissipative mechanism modified by the concurrent emission of non-statistical nucleons, light particles, and nuclear clusters. Experimental observables are available to…

Nuclear Experiment · Physics 2007-05-23 W. Udo Schroeder , Jan Toke

Study of stability of nuclei, flow and multifragmentation in heavy-ion collisions.

Nuclear Theory · Physics 2011-11-08 Supriya Goyal

Quantum mechanics requires that identical particles are treated as indistinguishable. This requirement leads to correlations in the fluctuating properties of a system. Theoretical predictions are made for an experiment on a multi-lead…

Mesoscale and Nanoscale Physics · Physics 2009-10-30 S. A. van Langen , M. Buttiker

The measurement of particle correlations and fluctuations has been suggested as a method to search for the existence of a phase transition in relativistic heavy ion collisions. If quark-gluon matter is formed in the collision of…

Nuclear Experiment · Physics 2019-08-13 Terence J. Tarnowsky

A great many observables seen in intermediate energy heavy ion collisions can be explained on the basis of statistical equilibrium. Calculations based on statistical equilibrium can be implemented in microcanonical ensemble (energy and…

Nuclear Theory · Physics 2009-11-10 C. B. Das , S. Das Gupta , W. G. Lynch , A. Z. Mekjian , M. B. Tsang

Recent measurements of charge-dependent azimuthal correlations in high-energy heavy-ion collisions have indicated charge-separation signals perpendicular to the reaction plane, and have been related to the chiral magnetic effect (CME).…

Nuclear Theory · Physics 2017-11-29 Fufang Wen , Jacob Bryon , Liwen Wen , Gang Wang

Experimental measurements of interactions in ionic liquids and concentrated electrolytes over the past decade or so have revealed simultaneous monotonic and oscillatory decay modes. These observations have been hard to interpret using…

Soft Condensed Matter · Physics 2024-02-28 Timothy S. Groves , Susan Perkin

We propose a method for measuring the hadron charge asymmetry in $\ee$ collisions which is based upon the fragmentation function formalism, and is largely independent of modelling of fragmentation effects. Furthermore, in this method, QCD…

High Energy Physics - Phenomenology · Physics 2009-10-28 P. Nason , B. W. Webber

The extremely large electromagnetic fields generated in heavy-ion collisions provide access to novel observables that are expected to constrain various key transport properties of the quark-gluon plasma and could help solve one of the…

High Energy Physics - Phenomenology · Physics 2021-01-08 Andrea Dubla , Umut Gürsoy , Raimond Snellings