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Related papers: Multi-jet physics at high-energy colliders and TMD…

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We study the evolution of full jet shower in quark-gluon plasma via solving a set of coupled differential transport equations for the three-dimensional momentum distributions of quarks and gluons contained in the full jets. In our jet…

High Energy Physics - Phenomenology · Physics 2016-08-10 Ning-Bo Chang , Guang-You Qin

We study production of two pairs of jets in %hard hadron--hadron collisions in view of extracting contribution of {\em double hard interactions} of three and four partons ($3\to4$, $4\to4$). Such interactions, in spite of being power…

High Energy Physics - Phenomenology · Physics 2015-05-28 B. Blok , Yu. Dokshitser , L. Frankfurt , M. Strikman

We study the transverse momentum spectrum of hadrons in jets. By measuring the transverse momentum with respect to a judiciously chosen axis, we find that this observable is insensitive to (the recoil of) soft radiation. Furthermore, for…

High Energy Physics - Phenomenology · Physics 2019-02-11 Duff Neill , Ignazio Scimemi , Wouter J. Waalewijn

The sensitivity of top quark pair production at the Large Hadron Collider to the presence and nature of an underlying Z' boson is studied, accounting for six-fermion decay with full tree-level Standard Model ttbar interference and all…

High Energy Physics - Phenomenology · Physics 2017-05-15 Lucio Cerrito , Declan Millar , Stefano Moretti , Francesco Spanò

In this mini review article, the transverse momentum spectra of final-state particles produced in high energy hadron-hadron, hadron-nucleus, and nucleus-nucleus collisions described by the multi-source thermal model at the quark or parton…

High Energy Physics - Phenomenology · Physics 2022-03-04 Fu-Hu Liu , Jia-Yu Chen , Qiang Zhang

We study the nuclear enhancement of the transverse momentum imbalance for back-to-back particle production in both p+A and e+A collisions. Specifically, we present results for photon+jet and photon+hadron production in p+A collisions,…

High Energy Physics - Phenomenology · Physics 2012-11-12 Hongxi Xing , Zhong-Bo Kang , Ivan Vitev , Enke Wang

We propose the $pp \rightarrow \text{jet} + \gamma $ as a new process for studying the Transverse Momentum Dependent Parton Distribution Functions (TMDs). To do so, we developed a novel framework for the jet-$\gamma$ imbalance in $pp…

High Energy Physics - Phenomenology · Physics 2018-12-19 Maarten G. A. Buffing , Zhong-Bo Kang , Kyle Lee , Xiaohui Liu

The angular structure of collisional and radiative energy losses of a hard parton jet propagating through the quark-gluon plasma is analyzed. The possibility to observe the energy losses of quark- and gluon-initiated jets in dense…

High Energy Physics - Phenomenology · Physics 2016-09-06 I. P. Lokhtin

Large transverse momentum jets provide unique tools to study dense QCD matter in high-energy heavy-ion collisions. Results from RHIC on suppression of high transverse momentum particles in Au+Au collisions indicate a significant energy loss…

Nuclear Experiment · Physics 2008-11-26 Christof Roland , Gábor I. Veres , Krisztián Krajczár

We introduced recently a new theoretical scheme which accounts for hydrodynamically expanding bulk matter, jets, and the interaction between the two. Important for the particle production at intermediate values of transverse momentum (p_t)…

Nuclear Theory · Physics 2013-05-30 K. Werner

Mini-jets, created by perturbative hard QCD collisions at moderate energies, can represent a significant portion of the total multiplicity of a heavy-ion collision event. Since their transverse momenta are initially larger than the typical…

Nuclear Theory · Physics 2022-11-01 Daniel Pablos , Mayank Singh , Sangyong Jeon , Charles Gale

Ultra-relativistic heavy-ion collisions are a window of opportunity to study QCD matter under extreme conditions of temperature and density, such as the quark-gluon plasma. Among the several possibilities, the study of jet quenching -…

High Energy Physics - Phenomenology · Physics 2015-05-26 Liliana Apolinário , Néstor Armesto , Guilherme Milhano , Carlos A. Salgado

Transverse-momentum-dependent parton distribution and fragmentation functions describe the partonic structure of the nucleon in a three-dimensional momentum space. They are subjects of flourishing theoretical and experimental activity. They…

High Energy Physics - Phenomenology · Physics 2009-08-24 Alessandro Bacchetta

We investigate the transverse momentum dependent parton distributions (TMDs) in the quasi-parton-distribution framework. The long standing hurdle of the so-called pinch pole singularity from the space-like gauge links in the TMD definitions…

High Energy Physics - Phenomenology · Physics 2019-06-12 Xiangdong Ji , Lu-Chang Jin , Feng Yuan , Jian-Hui Zhang , Yong Zhao

We study the transport dynamics of momenta deposited from jets in ultrarelativistic heavy-ion collisions. Assuming that the high-energy partons traverse expanding quark-gluon fluids and are subject to lose their energy and momentum, we…

Nuclear Theory · Physics 2014-08-20 Yasuki Tachibana , Tetsufumi Hirano

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 discuss the impact on the study of gluon transverse momentum dependent distributions (TMDs) of the associated production of a lepton pair and a $\Upsilon$ (or a $J/\psi$) in unpolarised proton-proton collisions, $pp\to {\cal Q} \, \ell…

High Energy Physics - Phenomenology · Physics 2017-05-24 Jean-Philippe Lansberg , Cristian Pisano , Marc Schlegel

The latest progress in calculating electroweak gauge boson production in association with QCD jets at hadron colliders is summarized. Particular emphasis is given to the recently completed QCD one-loop calculations of W+3jets and Wb final…

High Energy Physics - Phenomenology · Physics 2022-03-02 Steffen Schumann

We present Monte-Carlo simulations of jet evolution in lead-lead collisions at the Large Hadron Collider (LHC) at CERN focusing on the dijet asymmetry measured by the ATLAS and CMS collaborations. In the simulation, hard partons are…

High Energy Physics - Phenomenology · Physics 2011-09-28 Clint Young , Sangyong Jeon , Charles Gale , 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