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Related papers: BFKL Physics in Dijet Production at the LHC

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In this contribution we describe in some detail different aspects of the construction of BFKL cross sections. We focus on several effects which are relevant at next-to-leading order. In particular, we describe QCD coherence in DIS final…

High Energy Physics - Phenomenology · Physics 2008-12-19 Agustin Sabio Vera

After a brief review of the production dynamics of prompt single photons in hadron collisions, I summarize a new QCD calculation of the transverse momentum distribution of continuum prompt photon pairs produced by QCD subprocesses,…

High Energy Physics - Phenomenology · Physics 2014-11-18 Edmond L. Berger

Precise predictions are provided for the production of a $\mathrm{Z}$-boson and a $\mathrm{b}$-jet in hadron-hadron collisions within the framework of perturbative QCD, at $\mathcal{O}(\alpha_s^3)$. To obtain these predictions we perform…

High Energy Physics - Phenomenology · Physics 2021-01-12 R. Gauld , A. Gehrmann-De Ridder , E. W. N. Glover , A. Huss , I. Majer

We present next-to-leading order (NLO) QCD predictions to $W^+W^-$ production in association with up to three jets at hadron colliders. We include contributions from couplings of the $W$ bosons to light quarks as well as trilinear vector…

High Energy Physics - Phenomenology · Physics 2017-02-15 F. Febres Cordero , P. Hofmann , H. Ita

We study the properties of dijet production in deep inelastic scattering using a unified BFKL/DGLAP framework, which includes important subleading ln (1/x) contributions. We calculate the azimuthal decorrelation between the jets. We compute…

High Energy Physics - Phenomenology · Physics 2014-11-17 J. Kwiecinski , A. D. Martin , A. M. Stasto

Differential cross-section measurements of $Z\gamma$ production in association with hadronic jets are presented, using the full 139 fb$^{-1}$ dataset of $\sqrt{s}=13$ TeV proton-proton collisions collected by the ATLAS detector during Run 2…

High Energy Physics - Experiment · Physics 2023-08-11 ATLAS Collaboration

In ultrarelativistic heavy ion collisions the baryon-meson ratio is not fully understood in the intermediate-to-high transverse momentum region. Although quark coalescence methods combined with jet fragmentation yield results close to the…

High Energy Physics - Phenomenology · Physics 2012-08-03 Dániel Berényi , Attila Pásztor , Vladimir Skokov , Péter Lévai

The results of phenomenological studies of top-quark pair production in proton-proton collisions are presented. Differential cross sections are calculated in perturbative QCD at approximate next-to-next-to-leading order ${\cal…

High Energy Physics - Phenomenology · Physics 2015-06-19 Marco Guzzi , Katerina Lipka , Sven-Olaf Moch

Jet quenching in the matter created in high energy nucleus-nucleus collisions provides a tomographic tool to probe the medium properties. Recent experimental results from the Relativistic Heavy-Ion Collider (RHIC) on characterization of jet…

Nuclear Experiment · Physics 2014-11-18 Kirill Filimonov

This paper presents a measurement of the production cross-section of a $Z$ boson in association with $b$-jets, in proton-proton collisions at $\sqrt{s} = 13$ TeV with the ATLAS experiment at the Large Hadron Collider using data…

High Energy Physics - Experiment · Physics 2020-09-01 ATLAS Collaboration

The inclusive forward jet cross section in deep inelastic $e^+p$ scattering has been measured in the region of $x$--Bjorken, ~$4.5 \cdot 10^{-4}$~ to ~$4.5 \cdot 10^{-2}$. This measurement is motivated by the search for effects of…

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

The production of jets and prompt isolated photons at hadron colliders provides stringent tests of perturbative QCD. We present the latest measurements of photon+jets and diphoton production using proton-proton collision data collected by…

High Energy Physics - Experiment · Physics 2022-12-14 Giuseppe Callea

Recently the H1 and ZEUS collaborations have presented cross sections for DIS events with a forward jet. The BFKL formalism is able to produce an excellent fit to these data. The extracted intercept of the hard pomeron suggests that when…

High Energy Physics - Phenomenology · Physics 2009-10-31 J. G. Contreras

We investigate the QCD resummation for the Higgs boson plus a high $P_T$ jet production with large rapidity separations in proton-proton collisions at the LHC. The relevant Balitsky-Fadin-Kuraev-Lipatov (BFKL) and Sudakov logs are…

High Energy Physics - Phenomenology · Physics 2018-05-09 Bo-Wen Xiao , Feng Yuan

The inclusive cross-section for production of a jet with a given transverse momentum off a heavy nucleus is derived in the BFKL framework with a running coupling on the basis of the bootstrap relation. The cross-section depends on the same…

High Energy Physics - Phenomenology · Physics 2015-05-19 M. A. Braun

Diffractive vector meson photoproduction accompanied by proton dissociation is studied for large momentum transfer. The process is described by the non-forward BFKL equation, for which a complete analytical solution is found. The scattering…

High Energy Physics - Phenomenology · Physics 2009-11-10 R. Enberg , J. R. Forshaw , L. Motyka , G. Poludniowski

We discuss briefly a recent study of new observables in LHC inclusive events with three tagged jets. One jet is in the forward direction, the second is in the backward direction and well-separated in rapidity from the first, whereas, the…

High Energy Physics - Phenomenology · Physics 2016-10-06 G. Chachamis , F. Caporale , F. G. Celiberto , D. Gordo Gomez , A. Sabio Vera

Higgs boson production in association with a hard central photon and two forward tagging jets is expected to provide valuable information on Higgs boson couplings in a range where it is difficult to disentangle weak-boson fusion processes…

High Energy Physics - Phenomenology · Physics 2014-11-21 Ken Arnold , Terrance Figy , Barbara Jager , Dieter Zeppenfeld

The production of b jets in association with a Z/gamma* boson is studied using proton-proton collisions delivered by the LHC at a centre-of-mass energy of 7 TeV and recorded by the CMS detector. The inclusive cross section for Z/gamma* +…

High Energy Physics - Experiment · Physics 2013-01-24 CMS Collaboration

A search is presented for direct top squark pair production using events with at least two leptons including a same-flavour opposite-sign pair with invariant mass consistent with the $Z$ boson mass, jets tagged as originating from…

High Energy Physics - Experiment · Physics 2014-08-25 ATLAS Collaboration