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Related papers: Geometric Scaling at RHIC and LHC

200 papers

Inspired by the picture portraying the KNO scaling violation as an extension of the geometrical scaling violation, the current study proposes a phenomenological model for multi-particle production in hadron collisions based on the…

High Energy Physics - Phenomenology · Physics 2024-03-05 Rami Oueslati , Adel Trabelsi

Inclusive jet production in p-p and pbar-p collisions shows many of the same kinematic systematics as observed in single particle inclusive production at much lower energies. In an earlier study (1974) a phenomenology, called radial…

High Energy Physics - Phenomenology · Physics 2018-03-21 Frank E. Taylor

The presence of geometric scaling within the $p_T$ spectra of produced hadrons at high energy $pp$ collisions using small-$x$ $k_T$-factorization is investigated. It is proposed a phenomenological parameterization for the unintegrated gluon…

High Energy Physics - Phenomenology · Physics 2020-08-24 L. S. Moriggi , G. M. Peccini , M. V. T. Machado

New analysis of experimental data on hadron (pi, K, barp) production in p-p and p-D collisions at high-pT in z-presentation is performed. Data on inclusive cross sections of cumulative particles produced in backward hemisphere in p-A…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Tokarev , D. Toivonen

In this work we discuss the emission of low mass dilepton radiation from a hydrodynamic evolution model of Au-Au collisions and make comparisons with recent PHENIX measurements. The dilepton emission rates from the hadronic phase are…

Nuclear Theory · Physics 2015-05-13 K. Dusling , I. Zahed

The urgency of predictions in large-t region at LHC stimulated us to present a unified model of small and high t scattering at high energies. Our model is based upon a safe theoretical ground: analyticity, unitarity, Regge behavior, gluon…

High Energy Physics - Phenomenology · Physics 2016-08-25 Evgenij Martynov , Basarab Nicolescu

The properties of particle production in pp collisions are basis for analysis of pA and AA interactions and verification of theory. We analyzed inclusive particle production using z-scaling established in proton-proton and proton-antiproton…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. V. Tokarev , Yu. A. Panebratsev , G. P. Skoro , I. Zborovsky

The scale factor is the effective cross section used to characterize the measured rate of inclusive double dijet production in high energy hadron collisions. It is sensitive to the two-parton distributions in the hadronic projectile. In…

High Energy Physics - Phenomenology · Physics 2010-01-06 Svend Domdey , Hans-Jurgen Pirner , Urs Achim Wiedemann

In high density QCD the hadron production stems from decay of mini-jets that have the transverse momenta of the order of the saturation scale. It is shown in this paper that this idea is able to describe in a unique fashion both the…

High Energy Physics - Phenomenology · Physics 2010-08-02 Eugene Levin , Amir H. Rezaeian

A characteristic feature of small-x lepton-proton data from HERA is geometric scaling -- the fact that over a wide range of x and Q^2 all data can be described by a single variable $Q^2/Q_{sat}^2(x)$, with all x-dependence encoded in the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Nestor Armesto , Carlos A. Salgado , Urs Achim Wiedemann

We simulate the dynamics of Au+Au collisions at the Relativistic Heavy Ion Collider (RHIC) with a hybrid model that treats the quark-gluon plasma macroscopically as an ideal fluid, but models the hadron resonance gas microscopically using a…

Nuclear Theory · Physics 2008-11-26 T. Hirano , U. W. Heinz , D. Kharzeev , R. Lacey , Y. Nara

Our present information on the gluon polarisation Delta g/g is reviewed. The data from fixed-target lepton-nucleon experiments are in context with the recent data from the RHIC polarised pp collider. The main tools to study Delta g/g in…

High Energy Physics - Experiment · Physics 2008-11-26 G. K. Mallot

We perform a complete theoretical analysis of the azimuthal angular correlation of two-hadron productions in the forward $dAu$ collisions at RHIC in the saturation formalism, and obtain a very good agreement with the experimental data. It…

High Energy Physics - Phenomenology · Physics 2015-05-30 Anna Stasto , Bo-Wen Xiao , Feng Yuan

We determine the initial condition for the small-$x$ evolution equation (BK) from the HERA deep inelastic scattering data using a new parametrization that also keeps the unintegrated gluon distribution positive. The obtained dipole…

High Energy Physics - Phenomenology · Physics 2014-10-13 T. Lappi , H. Mäntysaari

The inclusive $D^0$ photoproduction in $PbPb$ collisions at the center - of - mass energies of the Large Hadron Collider (LHC) is investigated considering the color dipole $S$ - matrix approach. The analytical expressions for the…

High Energy Physics - Phenomenology · Physics 2025-06-04 Victor P. Goncalves , Luana Santana , Wolfgang Schäfer

We investigate the photoproduction of $\rho$ mesons in ultraperipheral heavy ion collisions at RHIC and LHC energies in the dipole approach and within two phenomenological models based on the the Color Glass Condensate (CGC) formalism. We…

High Energy Physics - Phenomenology · Physics 2009-11-10 V. P. Goncalves , M. V. T. Machado

The production of $D$-mesons in high-energy $pp$ collisions at the LHC kinematic regime is analyzed with the dipole approach in the momentum representation. We present predictions for the $D$-meson differential cross section in terms of the…

High Energy Physics - Phenomenology · Physics 2023-01-18 G. Sampaio dos Santos , G. Gil da Silveira , M. V. T. Machado

Analyzing recent ALICE data on inelastic pp scattering at the LHC energies we show that charged particle distributions exhibit geometrical scaling (GS). We show also that the inelastic cross-section is scaling as well and that in this case…

High Energy Physics - Phenomenology · Physics 2015-11-04 Michal Praszalowicz , Anna Francuz

We present the first measurements of the $\rho(770)^0$, $K^*$(892), $\Delta$(1232)$^{++}$, $\Sigma$(1385), and $\Lambda$(1520) resonances in $d$+Au collisions at $\sqrt{s_{_{NN}}}$ = 200 GeV, reconstructed via their hadronic decay channels…

Nuclear Experiment · Physics 2008-11-26 B. I. Abelev

Generalization of z-scaling observed in the inclusive high-pT charged hadron and jet production is proposed. The scaling function psi(z) describing both charged hadrons and jets produced in proton-(anti)proton collisions for various…

High Energy Physics - Phenomenology · Physics 2011-03-23 I. Zborovsky , M. Tokarev