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Related papers: Forward jets in the colour-dipole model

200 papers

The early dynamics in heavy-ion collisions involves a rapid, far from equilibrium evolution. This early pre-equilibrium stage of the dynamics can be modeled using kinetic equations. The effect of this pre-equilibrium stage on final…

Nuclear Theory · Physics 2023-04-05 Piotr Bozek

Multijet events at large transverse energy (sum E_T > 420 GeV) and large multijet invariant mass (M_jets > 600 GeV) have been studied by the CDF Collaboration at the Fermilab Tevatron. The observed jet multiplicity distribution can be…

High Energy Physics - Phenomenology · Physics 2014-11-17 D. Rainwater , D. Summers , D. Zeppenfeld

The transverse, spatial structure of protons is an area revealing fundamental properties of matter, and provides key input for deeper understanding of emerging collective phenomena in high energy collisions of protons, as well as collisions…

High Energy Physics - Phenomenology · Physics 2020-01-08 Christian Bierlich , Christine O. Rasmussen

This paper studies two related questions in high energy onium-onium scattering: the probability of producing an unusually large number of particles in a collision, where it is found that the cross section for producing a central…

High Energy Physics - Phenomenology · Physics 2010-04-06 A. H. Mueller , G. P. Salam

We consider the exclusive diffractive dissociation of a proton into three jets with large transverse momenta in the double-logarithmic approximation of perturbative QCD. This process is sensitive to the proton unintegrated gluon…

High Energy Physics - Phenomenology · Physics 2009-11-13 D. Yu. Ivanov , V. M. Braun , A. Schäfer

The initial-state radiation of soft colour dipoles produced in the central region of onium-onium scattering via single QCD Pomeron exchange (BFKL) is calculated in the framework of Mueller's dipole approach. The resulting dipole production…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Peschanski

The pull vector is a jet observable sensitive to the distribution of soft radiation controlled by the color flow in a collider event. We present calculations to leading order in the soft and collinear limits for the pull vector measured…

High Energy Physics - Phenomenology · Physics 2019-12-10 Yunjia Bao , Andrew J. Larkoski

By measuring hadronic single-particle spectra and two-particle correlations in heavy-ion collisions, the size and dynamical state of the collision fireball at freeze-out can be reconstructed. I discuss the relevant theoretical methods and…

Nuclear Theory · Physics 2007-05-23 Ulrich Heinz

Based on an approach to non-Abelian propagation of color dipoles in a nuclear medium we formulate a nonlinear k_t-factorization for the breakup of photons and pions into forward hard dijets in terms of the collective Weizs\"acker-Williams…

High Energy Physics - Phenomenology · Physics 2009-11-10 N. N. Nikolaev , W. Schäfer , B. G. Zakharov , V. R. Zoller

The production of a strongly interacting medium in heavy-ion collisions is identified through suppression of high transverse momentum jets leading to an effect known as jet quenching. Detailed measurements of nuclear modification factors…

High Energy Physics - Experiment · Physics 2016-07-13 Raghav Kunnawalkam Elayavalli

Pull is a jet observable that is sensitive to color flow between dipoles. It has seen wide use for discrimination of particles with similar decay topologies but carrying different color representations and has been measured on W bosons from…

High Energy Physics - Phenomenology · Physics 2019-05-22 Andrew J. Larkoski , Simone Marzani , Chang Wu

We report on recent study of the production of forward di-jets in proton-proton and proton-lead collisions at the Large Hadron Collider with Improved Transversal Momentum Factorization \cite{vanHameren:2016ftb}. The results as compared to…

High Energy Physics - Phenomenology · Physics 2017-02-27 Krzysztof Kutak

The factorization theorem for the dijet cross section is presented in hadron-hadron collisions with a cone-type jet algorithm. We also apply the beam veto to the beam jets consisting of the initial radiation. The soft-collinear effective…

High Energy Physics - Phenomenology · Physics 2021-08-26 Junegone Chay , Taewook Ha , Taehyun Kwon

Photon-jet azimuthal correlations in proton-nucleus collisions are a promising tool for gaining information on the gluon distribution of the nucleus in the regime of non-linear color fields. We compute such correlations from the process…

High Energy Physics - Phenomenology · Physics 2018-01-31 Sanjin Benić , Adrian Dumitru

We show that the cross section for diffractive dissociation of a small onium off a large nucleus at total rapidity $Y$ and requiring a minimum rapidity gap $Y_{\text{gap}}$ can be identified, in a well-defined parametric limit, with a…

High Energy Physics - Phenomenology · Physics 2021-09-01 Anh Dung Le , Alfred H. Mueller , Stéphane Munier

We report on investigations concerning the production of large transverse momentum jets in DIS diffractive dissociation. These processes constitute a new class of events that allow for a clean test of perturbative QCD and of the hard…

High Energy Physics - Phenomenology · Physics 2009-10-28 J. Bartels , C. Ewerz , H. Lotter , M. Wuesthoff , M. Diehl

Diffractive dijet photoproduction is proposed as a probe of the off-diagonal gluon distribution and its evolution. Predictions for the transverse momentum distribution of the jets are given. Differences with DGLAP evolution are highlighted.

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Golec-Biernat , J. Kwiecinski , A. D. Martin

Collinear (small-angle) and large-angle, as well as soft and hard radiations are investigated in three-jet and Z + two-jet events collected in proton-proton collisions at the LHC. The normalized production cross sections are measured as a…

High Energy Physics - Experiment · Physics 2021-09-30 CMS Collaboration

Jet production in lead-lead (PbPb) and proton-proton (pp) collisions at a nucleon-nucleon center-of-mass energy of 5.02 TeV is studied with the CMS detector at the LHC, using PbPb and pp data samples corresponding to integrated luminosities…

High Energy Physics - Experiment · Physics 2021-06-11 CMS Collaboration

The study of jets in heavy-ion collisions provides important information about the interaction of partons with the medium that they traverse. The seeds of jets are highly energetic partons, which are produced from hard scatterings during…

High Energy Physics - Phenomenology · Physics 2021-11-08 Andreas Ipp , David I. Müller , Daniel Schuh