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Related papers: Dijet azimuthal distributions and initial-state pa…

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Jets, jet-medium interaction and hydrodynamic evolution of fluctuations in initial parton density all lead to the final anisotropic dihadron azimuthal correlations in high-energy heavy-ion collisions. We remove the harmonic flow background…

Nuclear Theory · Physics 2011-11-15 Guo-Liang Ma , Xin-Nian Wang

We study the initial and final state interaction effects in the transverse momentum dependent parton distributions in the small-$x$ saturation region. In particular, we discuss the quark distributions in the semi-inclusive deep inelastic…

High Energy Physics - Phenomenology · Physics 2010-12-24 Bo-Wen Xiao , Feng Yuan

After a brief review of recent data that confirm qualitative and quantitative predictions for resolved photon processes, a possible problem with the implementation of initial state showering in existing Monte Carlo event generators is…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Drees

Predictions for angular correlations between an arbitrary number of partons are derived in the high energy limit. The quantities considered depend on angles and primary energy through a single variable $\epsilon$ which implies certain…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wolfgang Ochs

We present recent QCD calculations of energy flow distributions associated with the production of jets at wide rapidity separations in high-energy hadron collisions, and discuss the role of these observables to analyze contributions from…

High Energy Physics - Phenomenology · Physics 2012-05-25 F. Hautmann

Recent developments in the area of soft interactions and multiparticle correlations are reviewed, including higher harmonic flows conjectured to result from the initial-state geometry which might coincide with some jet-like correlation…

High Energy Physics - Phenomenology · Physics 2015-05-30 Thomas A. Trainor

Resummation in QCD provides insight into the evolution of final state jets from short to long distances, and of accompanying interjet radiation. Applications to event shapes, including the recently-proposed angularities, suggest…

High Energy Physics - Phenomenology · Physics 2014-11-18 George Sterman

Correlations between the incoming partons in multiple hard scattering can affect both the event rate and kinematic distributions in the final state. In this talk, I discuss different types of correlations relevant for double parton…

High Energy Physics - Phenomenology · Physics 2013-06-28 Markus Diehl

We study the azimuthal angle decorrelation of forward jets in Deep Inelastic Scattering. We make predictions for this observable at HERA describing the high energy limit of the relevant scattering amplitudes with quasi-multi-Regge…

High Energy Physics - Phenomenology · Physics 2008-11-26 Agustin Sabio Vera , Florian Schwennsen

Transverse-momentum dependent parton distributions can be introduced gauge-invariantly in QCD from high-energy factorization. We discuss Monte Carlo applications of these distributions to parton showers and jet physics, with a view to the…

High Energy Physics - Phenomenology · Physics 2009-02-18 F. Hautmann , H. Jung

n these proceedings I discuss several recent developments in the physics of heavy flavor jets in heavy ion collisions. i) The dijet mass modification in nucleus-nucleus reactions has been proposed as a new observable with enhanced…

High Energy Physics - Phenomenology · Physics 2019-06-25 Ivan Vitev

We discuss coherent QCD radiation from space-like parton branching and its effects on multi-jet final states at high-energy hadron colliders. Coherence effects for small longitudinal momentum fractions x are not included in the branching…

High Energy Physics - Phenomenology · Physics 2009-11-13 F. Hautmann , H. Jung

We present the first calculation of the momentum sharing and angular separation distributions between the leading subjets inside a reconstructed jet in heavy ion collisions. These observables are directly sensitive to the hardest branching…

High Energy Physics - Phenomenology · Physics 2017-09-20 Yang-Ting Chien , Ivan Vitev

The production of the initial state of the QGP in very high-energy $AA$ collisions is discussed within the framework of perturbative QCD and saturation. The next-to-leading order computation of the transverse energy of minijets is reviewed.…

High Energy Physics - Phenomenology · Physics 2009-11-07 K. J. Eskola

We investigate the possibility of selecting heavy ion collision events with certain features in the initial state ("event engineering"). Anisotropic flow measurements in heavy ion reactions have confirmed the almost ideal fluid dynamical…

Nuclear Theory · Physics 2013-11-13 Hannah Petersen , Berndt Muller

Jet quenching in heavy ion collisions and in particular the sub-structure of quenched jets are promising tools for investigating the microscopic processes underlying jet quenching and the background medium's response to energy and momentum…

High Energy Physics - Phenomenology · Physics 2022-11-23 Korinna Zapp

We propose a general approach for the description of multijet events in the framework of QCD event generators. We introduce a new algorithm to match parton showers and arbitrary matrix elements for the production of any number of jets via…

High Energy Physics - Phenomenology · Physics 2009-10-31 F. Krauss , R. Kuhn , G. Soff

The difference between the structures of jets produced in heavy-ion and hadronic collisions can best be exhibited in the correlations between particles within those jets. We study the dihadron correlations in jets in the framework of parton…

Nuclear Theory · Physics 2009-11-10 Rudolph C. Hwa , C. B. Yang

We investigate the contribution of medium-modified jets and initial state fluctuations to the asymmetry in charged particle production with respect to the reaction plane. This asymmetry has been suggested as a compelling signature of the…

Nuclear Theory · Physics 2011-02-21 Hannah Petersen , Thorsten Renk , Steffen A. Bass

In this work, we study the jet momentum broadening in an inhomogeneous dense QCD medium. The transverse profile of this nuclear matter is described within a gradient expansion, and we focus on the leading gradient contributions. The leading…

High Energy Physics - Phenomenology · Physics 2022-11-09 João Barata , Andrey V. Sadofyev , Carlos A. Salgado