English
Related papers

Related papers: Effects produced by multi-parton interactions and …

200 papers

The spatial extents of particle emission source in high-energy collisions can be measured using two-particle femtoscopic correlations. In collisions with small multipli cities, such as proton-proton collisions, correlation functions can be…

High Energy Physics - Experiment · Physics 2017-12-29 E Khyzhniak , N Ermakov , G Nigmatkulov

We review recent developments in the theoretical description and understanding of multi-particle correlation measurements in collisions of small projectiles (p/d/$^3$He) with heavy nuclei (Au, Pb) as well as proton+proton collisions. We…

Nuclear Theory · Physics 2018-03-14 Bjoern Schenke

Multiple-parton interactions play a vital role in hadron-hadron collisions. This paper presents a study of the multiple-parton interactions with simulated Z + jets events in proton-proton collisions at a centre-of-mass energy of 13 TeV. The…

High Energy Physics - Phenomenology · Physics 2019-05-02 M. Bansal , S. Bansal , R. Kumar , J. B. Singh

Recent developments in studies of multiparticle correlations in high energy particle collisions are reviewed. Both experimental data and theoretical results in quantum chromodynamics are discussed. Application of the developed methods to…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. M. Dremin

We present a microscopic model for collective effects in high multiplicity proton--proton collisions, where multiple partonic subcollisions give rise to a dense system of strings. From lattice calculations we know that QCD strings are…

High Energy Physics - Phenomenology · Physics 2018-02-07 Christian Bierlich , Gösta Gustafson , Leif Lönnblad

We extend a previously constructed T-matrix approach to the quark-gluon plasma (QGP) to include the effects of spin-dependent interactions between partons. Following earlier work within the relativistic quark model, the spin-dependent…

High Energy Physics - Phenomenology · Physics 2023-08-10 Zhanduo Tang , Ralf Rapp

Angular correlations of identified particles measured in ultrarelativistic proton-proton (pp) and heavy-ion collisions exhibit a number of features which depend on the collision system and particle type under consideration. Those features…

Nuclear Theory · Physics 2021-11-30 Łukasz Kamil Graczykowski , Małgorzata Anna Janik

We use a semi-classical approximation to investigate the effects of color transparency on pion electroproduction reactions. The resulting reduced nuclear interactions produce significant, but not dominating, differences with the results of…

Nuclear Theory · Physics 2009-11-11 Arnold Larson , Gerald A. Miller , M. Strikman

The study of long-range correlations between observables in two rapidity windows was proposed as a signature of the string fusion and percolation phenomenon. In the present work we calculate the correlation functions and coefficients for…

Nuclear Theory · Physics 2014-10-16 Vladimir Kovalenko

Two-particle correlations obtained from parton showers that pass the hot and dense medium of the quark gluon plasma (QGP) can be used as an alternative observable, in addition to the combination of the nuclear modification factor $R_{AA}$…

High Energy Physics - Phenomenology · Physics 2017-03-08 Martin Rohrmoser , Pol Bernard Gossiaux , Thierry Gousset , Jörg Aichelin

The aim of this paper is to understand resonance production (and more generally particle production) for different collision systems, namely proton-proton (pp), proton-nucleus (pA), and nucleus-nucleus (AA) scattering at the LHC. We will…

The properties of QCD vacuum and the confinement of quarks and gluons certainly influence the multiparticle production processes. Some phenomenological attempts of the consideration of related collective effects and the possibilities of…

High Energy Physics - Phenomenology · Physics 2014-11-17 I. M. DREMIN , A. V. LEONIDOV

We investigate several ingredients for a theory of multiple hard scattering in hadron-hadron collisions. Issues discussed include the space-time structure of multiple interactions, their power behavior, spin and color correlations,…

High Energy Physics - Phenomenology · Physics 2011-04-20 Markus Diehl , Andreas Schafer

Two-particle correlations have been used to study property of a produced medium called Quark-Gluon Plasma (QGP) in relativistic heavy-ion collisions, and a long-range correlation among produced particles has been considered as a strong…

Nuclear Theory · Physics 2021-08-24 Junlee Kim , Eun-Joo Kim , SuJeong Ji , SangHoon Lim

We describe how parton recombination can address the recent measurement of dynamical jet-like two particle correlations. In addition we discuss the possible effect realistic light-cone wave-functions including higher Fock-states may have on…

Nuclear Theory · Physics 2009-09-29 S. A. Bass , R. J. Fries , B. Müller

An analysis of the high-multiplicity triggered pp data at $\sqrt{s}$ = 13 TeV, obtained with the ALICE detector, is carried out to study the event-by-event fluctuations of mean transverse momentum ($\langle p_{\rm T}\rangle$) using a…

High Energy Physics - Experiment · Physics 2024-10-10 Bushra Ali

The near-side depression in two-proton or two-antiproton azimuthal correlations in $pp$ collisions at $\sqrt{s}=$7 TeV has been observed experimentally and then qualitatively reproduced in our earlier studies with a multi-phase transport…

High Energy Physics - Phenomenology · Physics 2022-04-20 Liuyao Zhang , Jinhui Chen , Wei Li , Zi-Wei Lin

Enhanced production of hadrons with $s$-quark content has been observed in $pp$ collisions at LHC, and earlier in collisions of heavy nuclei. We review the string hadronisation formalism and correc- tions from rope hadronisation and colour…

High Energy Physics - Phenomenology · Physics 2016-07-01 Christian Bierlich

At $e^+e^-$ and $ep$ colliders, the large fluxes of almost on-shell photons accompanying the lepton beams lead to the photoproduction of jets. As the centre-of-mass energy is increased, regions of smaller $x$ in the parton densities are…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. M. Butterworth , J. R. Forshaw , M. H. Seymour , J. K. Storrow , R. Walker

Key ingredients of systematic QCD analysis of multi-parton interactions (MPI) are discussed

High Energy Physics - Phenomenology · Physics 2012-03-06 Yu. L. Dokshitzer