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Related papers: Azimuthally sensitive correlations in nucleus-nucl…

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Collective anisotropic particle flow, a general phenomenon present in relativistic heavy-ion collisions, can be separated from direct particle-particle correlations of different physics origin by virtue of its specific azimuthal pattern. We…

Nuclear Experiment · Physics 2009-11-10 J. Bielcikova , S. Esumi , K. Filimonov , S. Voloshin , J. P. Wurm

Jet-like three-particle azimuthal correlations can discriminate various physical scenarios that have been proposed to explain the observed strong modification to two-particle azimuthal correlations. The three-particle correlation analysis…

Nuclear Experiment · Physics 2008-11-26 Jason G. Ulery , Fuqiang Wang

The nuclear-mass dependence of azimuthal cross section asymmetries with respect to charge and longitudinal polarization of the lepton beam is studiedfor hard exclusive electroproduction of real photons. The observed beam-charge and…

High Energy Physics - Experiment · Physics 2010-04-06 The HERMES collaboration , A. Airapetian

At the very first stage of an ultra-relativistic nucleus-nucleus collision new particles are produced in individual nucleon-nucleon collisions. In the transverse plane, all particles from a single $NN$ collision are initially located at the…

Nuclear Theory · Physics 2009-11-10 Sergei A. Voloshin

The analysis of two-particle azimuthal correlation function in p+p and Au+Au collisions at s(NN)**(1/2) 200 GeV/c is presented. The mean jet fragmentation transverse momentum <|mjTy|> and mean parton transverse momentum <|kTy|> are inferred…

Nuclear Experiment · Physics 2009-09-29 PHENIX collaboration , J. Rak

This study explores the transverse momentum ($p_T$) dependencies of Symmetric and Asymmetric Correlations (SC and ASC) with one and two particles of interest in Au+Au collisions at 200 GeV. Leveraging the AMPT model, the investigation…

High Energy Physics - Phenomenology · Physics 2024-08-19 Niseem Magdy

In non-central heavy ion collisions, identical two particle Hanbury-Brown/Twiss (HBT) correlations C(K,q) depend on the azimuthal direction of the pair momentum K. We investigate the consequences for a harmonic analysis of the corresponding…

Nuclear Theory · Physics 2008-11-26 Urs Achim Wiedemann

Based on the Isospin-dependent transport model Boltzmann-Uehling-Uhlenbeck (IBUU), effects of the difference of the high momentum tails (HMTs) of nucleon momentum distribution in colliding nuclei on some isospin-sensitive observables are…

Nuclear Theory · Physics 2018-08-03 Zu-Xing Yang , Xiao-Hua Fan , Gao-Chan Yong , Wei Zuo

Nucleon-nucleon momentum correlation function have been presented for nuclear reactions with neutron-rich or proton-rich projectiles using a nuclear transport theory, namely Isospin-Dependent Quantum Molecular Dynamics model. The…

We propose a scenario where the pattern of the recently observed charge-dependent azimuthal correlations can be understood qualitatively. This is based on the cluster picture and the assumption that the charged hadrons that flow outward…

Nuclear Theory · Physics 2013-05-30 K. F. Liu

The hypothesis of the multi peripheral model is extended to the hadron-nucleus interactions and then generalized to the nucleus-nucleus case. The processing of the model depends on input parameters that are extracted from the features of…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. T. Hussein , N. M. Hassan , N. Elharby

Multi-particle correlations between azimuthal angle and mean transverse momentum are a powerful tool for probing size and shape correlations in the initial conditions of heavy-ion collisions. These correlations have also been employed to…

Nuclear Theory · Physics 2025-04-07 Emil Gorm Dahlbæk Nielsen , Nina Nathanson , Kristjan Gulbrandsen , You Zhou

Hanbury Brown-Twiss (HBT) results of the neutron-proton correlation function have been systematically investigated for a series nuclear reactions with light projectiles with help of Isospin-Dependent Quantum Molecular Dynamics model. The…

Nuclear Theory · Physics 2008-11-26 Y. B. Wei , Y. G. Ma , W. Q. Shen , G. L. Ma , K. Wang , X. Z. Cai , C. Zhong , W. Guo , J. G. Chen , D. Q. Fang , W. D. Tian , X. F. Zhou

Extensive systematization of theoretical and experimental nuclear densities and of optical potential strengths exctracted from heavy-ion elastic scattering data analyses at low and intermediate energies are presented.The energy-dependence…

The azimuthal anisotropy of jet spectra due to energy loss of jet partons in azimuthally non-symmetric volume of dense quark-gluon matter is considered for semi-central nuclear interactions at collider energies. We develop the techniques…

High Energy Physics - Phenomenology · Physics 2016-09-06 I. P. Lokhtin , L. I. Sarycheva , A. M. Snigirev

In the framework of the HIJING model global characteristics of nucleus- nucleus collisions are studied for a Large Hadron Collider energy scale. An interesting model prediction is the presence of a central bump over a pseudorapidity plateau…

High Energy Physics - Phenomenology · Physics 2016-09-06 M. V. Savina , S. V. Shmatov , N. V. Slavin , P. I. Zarubin

Particle correlations are very actively studied in heavy-ion collisions at ultra-relativistic energies. Here, an attempt is made at determining a proper reference for such studies, by taking properly into account the multiparticle…

Nuclear Theory · Physics 2008-11-26 Nicolas Borghini

Measurements of two particle azimuthal correlations in relativistic heavy ion collisions are useful tools to dissect the interplay between hard-scattered partons and hot dense medium. Correlations with trigger particle selection relative to…

Nuclear Experiment · Physics 2019-08-21 Takahito Todoroki

We study the nuclear dependences of high-$p_T$ jet cross sections in one photon and one jet production in proton-nucleus collisions. We find that there exist asymmetries between the outgoing jets and photons. A convincing reason responsible…

High Energy Physics - Phenomenology · Physics 2009-10-31 Hong Shen , Ma Luo

After a short summary of the predictions of the Parton Quenching Model (PQM) for the nuclear modification factor and its centrality dependence in Au-Au collisions at RHIC, we concentrate on back-to-back jet-like correlations at high…

High Energy Physics - Phenomenology · Physics 2009-11-11 Andrea Dainese , Constantin Loizides , Guy Paic