English
Related papers

Related papers: Transverse momentum distribution with radial flow …

200 papers

An improved Tsallis statistics is implemented in a multisource thermal model to describe systematically pseudorapidity spectra of charged particles produced in relativistic nucleon-nucleon ($pp$ or $p\overline{p}$) collisions at various…

High Energy Physics - Phenomenology · Physics 2014-03-18 Bao-Chun Li , Ya-Zhou Wang , Fu-Hu Liu , Xin-Jian Wen , You-Er Dong

Jet fragmentation transverse momentum ($j_{\rm T}$) distributions are measured in proton-proton (pp) and proton-lead (p-Pb) collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV with the ALICE experiment at the LHC. Jets are reconstructed with the…

Nuclear Experiment · Physics 2021-12-10 ALICE Collaboration

The relativistic hydrodynamic model is applied to describe the expansion of the dense matter formed in relativistic heavy-ion collisions. The hydrodynamic expansion of the fluid, supplemented with the statistical emission of hadrons at…

Nuclear Theory · Physics 2012-03-27 Piotr Bozek

The transverse momentum distribution of charged particles formed in AuAu collisions at Beam Energy Scan (BES) ($\sqrt{S_{NN}}=$ 7.7, 11.5, 19.6, 27, 39 $\hspace{0.05cm} GeV$) is investigated. In addition, $ P_{T}$ spectra of $\Lambda$…

High Energy Physics - Phenomenology · Physics 2021-09-02 Wafaa Saleh , Asmaa G. Shalaby

We have implemented the Tsallis statistics in a Blast-Wave model and applied it to mid-rapidity transverse-momentum spectra of identified particles measured at RHIC. This new Tsallis Blast-Wave function fits the RHIC data very well for…

Nuclear Experiment · Physics 2014-11-18 Zebo Tang , Yichun Xu , Lijuan Ruan , Gene van Buren , Fuqiang Wang , Zhangbu Xu

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

We calculate the transverse momentum p_T distribution for production of the Upsilon states in hadronic reactions. For small $p_T (\leq M_\Upsilon)$, we resum to all orders in the strong coupling alpha_s the process-independent large…

High Energy Physics - Phenomenology · Physics 2011-03-23 Edmond L. Berger , Jianwei Qiu , Yili Wang

A canonical structure compatible with the action of the Lorentz group can be obtained considering the energy and time as conjugate variables of an extended phase space. Scalar probability waves, describing free relativistic particles, are…

Quantum Physics · Physics 2009-03-04 M. Grigorescu

In the framework of a final state interaction model, we show that the so-called radial flow, i.e. the almost linear increase of the inverse slope $T$ with the mass of the produced particle, is already contained in the initial condition --…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Capella , E. G. Ferreiro

We derive a Lorentz invariant distribution of velocities for a relativistic gas. Our derivation is based on three pillars: the special theory of relativity, the central limit theorem and the Lobachevskyian structure of the velocity space of…

Statistical Mechanics · Physics 2014-06-04 Evaldo M. F. Curado , Ivano D. Soares

Freeze-out of particles across 3-dimensional space-time hypersurface with space-like normal is discussed in a simple kinetic model. The final momentum distribution of emitted particles shows a non-exponential transverse momentum spectrum,…

Nuclear Theory · Physics 2015-06-26 V. K. Magas , Cs. Anderlik , L. P. Csernai , F. Grassi , W. Greiner , Y. Hama , T. Kodama , Zs. I. Lazar , H. Stöcker

We investigate to what extent one can use a thermodynamic description of turbulent flow as a source of stochastic kinetic energy for three-dimensional self-assembly of magnetically interacting macroscopic particles. We confirm that the…

Transverse energy ($E_T$) distributions have been measured for Au+Au collisions at $\sqrt{s_{NN}}= 200$ GeV by the STAR collaboration at RHIC. $E_T$ is constructed from its hadronic and electromagnetic components, which have been measured…

Nuclear Experiment · Physics 2008-11-26 STAR Collaboration , J. Adams

This paper is devoted to the analysis of the distribution of the total angular momentum in a relativistic configuration. Using cumulants and generating function formalism this analysis can be reduced to the study of individual subshells…

Atomic Physics · Physics 2021-09-01 Michel Poirier , Jean-Christophe Pain

Radial flow, a key collective phenomenon in heavy-ion collisions, manifests itself through event-by-event fluctuations of transverse-momentum ($p_{\mathrm{T}}$) spectra. The $p_{\mathrm{T}}$-differential radial flow observable,…

Nuclear Theory · Physics 2026-04-30 Somadutta Bhatta , Aman Dimri , Jiangyong Jia

Transverse energy and charged particle pseudorapidity densities at midrapidity and their ratio, $dE_{T}/d\eta\mid_{mid} / dN_{ch}/d\eta|_{mid}$, are evaluated in a statistical model with longitudinal and transverse flows for the wide range…

High Energy Physics - Phenomenology · Physics 2009-11-10 Dariusz Prorok

When it comes to active particles, even an ideal-gas model in a harmonic potential poses a mathematical challenge. An exception is a run-and-tumble model (RTP) in one-dimension for which a stationary distribution is known exactly. The case…

Statistical Mechanics · Physics 2023-09-25 Derek Frydel

To study the energy-dependent characteristics of thermodynamic and hydrodynamic parameters, based on the framework of a multi-source thermal model, we analyze the soft transverse momentum ($p_{T}$) spectra of the charged particles…

High Energy Physics - Phenomenology · Physics 2023-12-19 Xu-Hong Zhang , Hao-Ning Wang , Fu-Hu Liu , Khusniddin K. Olimov

This paper presents results of elliptic flow measurements at moderate high transverse momentum in Au+Au collisions using the STAR detector at RHIC. Sizable $v_{2}$ is found up to 7 GeV/c in transverse momentum. Non-flow effects are…

Nuclear Experiment · Physics 2009-11-10 Aihong Tang

Transverse momentum ($p_{\mathrm{T}}$) distributions of identified hadrons produced in p-Pb collisions at $\mathrm{\sqrt{s_{NN}} = 5.02\ TeV}$ have been measured at mid-rapidity (0 $< y_{\mathrm{CMS}} <$ 0.5) by ALICE. Particle tracks are…

High Energy Physics - Experiment · Physics 2019-08-13 Jonas Anielski