English
Related papers

Related papers: Tagging the initial state gluon in the Z+jet proce…

200 papers

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

Jet clustering is traditionally an unsupervised learning task because there is no unique way to associate hadronic final states with the quark and gluon degrees of freedom that generated them. However, for uncolored particles like $W$, $Z$,…

High Energy Physics - Phenomenology · Physics 2020-10-21 Xiangyang Ju , Benjamin Nachman

Vector boson production in association with jets is an important process to test perturbative quantum chromodynamics and also a background process in top quark analyses. Measurements on vector boson production in association with light and…

High Energy Physics - Experiment · Physics 2013-12-02 Stefanie Adomeit , Reinhild Yvonne Peters

We present a search for anomalous production of heavy-flavor quark jets in association with a W boson at the Fermilab Tevatron ppbar Collider. This search is conducted through an examination of the exclusive jet spectrum of W+jets final…

High Energy Physics - Experiment · Physics 2008-11-26 D0 Collaboration , V. M. Abazov

Jet Tomography is proposed as a new test of Color Glass Condensate (CGC) initial conditions in non-central $A+A$ collisions. The $k_{T}$ factorized CGC formalism is used to calculate the rapidity twist in the reaction plane of both the bulk…

Nuclear Theory · Physics 2009-10-09 A. Adil , M. Gyulassy , T. Hirano

Measurements of jet production rates in association with W and Z bosons for jet transverse momenta above 30 GeV are reported, using a sample of proton-proton collision events recorded by CMS at sqrt(s) = 7 TeV, corresponding to an…

High Energy Physics - Experiment · Physics 2012-08-27 CMS Collaboration

Tagging jets of strongly interacting particles initiated by energetic strange quarks is one of the few largely unexplored Standard Model object classification problems remaining in high energy collider physics. In this paper we investigate…

High Energy Physics - Phenomenology · Physics 2020-03-24 Yuichiro Nakai , David Shih , Scott Thomas

The identification of top quark decays where the top quark has a large momentum transverse to the beam axis, known as $top$ $tagging$, is a crucial component in many measurements of Standard Model processes and searches for beyond the…

High Energy Physics - Experiment · Physics 2024-12-16 ATLAS Collaboration

In view of the increasing precision of theoretical calculations and experimental measurements, power corrections to transverse-momentum-dependent observables are highly important. We study the next-to-leading power corrections for…

High Energy Physics - Phenomenology · Physics 2024-02-06 Rafael F. del Castillo , Max Jaarsma , Ignazio Scimemi , Wouter Waalewijn

We introduce a new class of event shapes to characterize the jet-like structure of an event. Like traditional event shapes, our observables are infrared/collinear safe and involve a sum over all hadrons in an event, but like a jet…

High Energy Physics - Phenomenology · Physics 2015-06-17 Daniele Bertolini , Tucker Chan , Jesse Thaler

Different types of high energy hard probes are used to extract the jet transport properties of the Quark-Gluon Plasma created in heavy-ion collisions, of which the heavy boson tagged jets are undoubtedly the most sophisticated due to its…

High Energy Physics - Phenomenology · Physics 2020-12-30 Lin Chen , Shu-Yi Wei , Han-Zhong Zhang

We present the first theoretical study of heavy-flavor jet angularities ($\lambda^{\kappa}_{\alpha}$) in Pb+Pb collisions at $\sqrt{s_{\rm NN}}=$ 5.02 TeV. The initial production of heavy-flavor jets is carried out using the POWHEG+PYTHIA8…

High Energy Physics - Phenomenology · Physics 2024-12-24 Yao Li , Shi-Yong Chen , Wei-Xi Kong , Sa Wang , Ben-Wei Zhang

The quark-gluon plasma (QGP) is a high temperature state of matter produced in the collisions of two nuclei at relativistic energies. The properties of this matter at short distance scales are probed using jets with high transverse momentum…

High Energy Physics - Phenomenology · Physics 2024-02-07 Abraham Holtermann , Jacquelyn Noronha-Hostler , Anne M. Sickles , Xiaoning Wang

This Letter presents the first study of Higgs boson production in association with a vector boson (V = W or Z) in the fully hadronic $qqbb$ final state using data recorded by the ATLAS detector at the LHC in proton-proton collisions at…

High Energy Physics - Experiment · Physics 2024-04-04 ATLAS Collaboration

Understanding the role of parton mass and Casimir colour factors in the quantum chromodynamics parton shower represents an important step in characterising the emission properties of heavy quarks. Recent experimental advances in jet…

Nuclear Experiment · Physics 2023-11-28 ALICE Collaboration

Gluon jets are identified in e+e- hadronic annihilation events by tagging two quark jets in the same hemisphere of an event. The gluon jet is defined inclusively as all the particles in the opposite hemisphere. Gluon jets defined in this…

High Energy Physics - Experiment · Physics 2008-11-26 The OPAL Collaboration , K. Ackerstaff et al

The combined measurements of proton's structure functions in deeply inelastic scattering at the HERA collider provide high-precision data capable of constraining parton density functions over a wide range of the kinematic variables. We…

High Energy Physics - Phenomenology · Physics 2015-06-18 F. Hautmann , H. Jung

Deep inelastic scattering on nuclei at the Electron-Ion Collider will open new opportunities to investigate the structure of matter. Heavy flavor-tagged jets are complementary probes of the partonic composition and transport coefficients of…

High Energy Physics - Phenomenology · Physics 2022-03-09 Hai Tao Li , Ze Long Liu , Ivan Vitev

The $W$ boson angular distribution in events with high transverse momentum jets is measured using data collected by the ATLAS experiment from proton-proton collisions at a centre-of-mass energy $\sqrt{s}=$ 8 TeV at the Large Hadron…

High Energy Physics - Experiment · Physics 2017-01-24 ATLAS Collaboration

Interest in deep learning in collider physics has been growing in recent years, specifically in applying these methods in jet classification, anomaly detection, particle identification etc. Among those, jet classification using neural…

High Energy Physics - Phenomenology · Physics 2024-08-05 Camellia Bose , Amit Chakraborty , Shreecheta Chowdhury , Saunak Dutta