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Related papers: Impact Factor for Exclusive Diffractive Dijet Prod…

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Jet production at hadron colliders is a benchmark process to probe the dynamics of the strong interaction and the structure of the colliding hadrons. One of the most basic jet production observables is the single jet inclusive cross…

High Energy Physics - Phenomenology · Physics 2018-11-14 James Currie , Aude Gehrmann-De Ridder , Thomas Gehrmann , E. W. N. Glover , Alexander Huss , Joao Pires

Exclusive electroproduction of hard dijets can be described within the collinear factorization. This process has clear experimental signature and provides one with an interesting alternative venue to test QCD description of hard diffractive…

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

The cross section for dijet production in pp collisions at sqrt(s) = 7 TeV is presented as a function of xi, a variable that approximates the fractional momentum loss of the scattered proton in single-diffractive events. The analysis is…

High Energy Physics - Experiment · Physics 2015-03-20 CMS Collaboration

We present the first complete calculation of hadron production in deep-inelastic scattering (DIS) at finite transverse momentum to next-to-next-to-leading order (NNLO) in perturbative QCD. To overcome the long-standing challenge of infrared…

High Energy Physics - Phenomenology · Physics 2026-02-27 Liang Dong , Shen Fang , Jun Gao , Hai Tao Li , Ding Yu Shao , Yu Jiao Zhu

We study the production of jets in hadronic collisions, by computing all contributions proportional to $\alpha_S^n\alpha^m$, with $n+m=2$ and $n+m=3$. These correspond to leading and next-to-leading order results, respectively, for…

High Energy Physics - Phenomenology · Physics 2017-05-24 Rikkert Frederix , Stefano Frixione , Valentin Hirschi , Davide Pagani , Hua-Sheng Shao , Marco Zaro

We compute the virtual next-to-leading corrections to the impact factors or off-shell coefficient functions in the high-energy limit. When combined with the known real corrections, these results will provide the complete NLO corrections to…

High Energy Physics - Phenomenology · Physics 2016-08-25 Vittorio Del Duca , Carl R. Schmidt

The hadroproduction of prompt isolated photon pairs at high energies is studied in the NLO* framework of the Parton Reggeization Approach. The real part of the NLO corrections is computed, and the procedure for the subtraction of double…

High Energy Physics - Phenomenology · Physics 2015-12-02 Maxim Nefedov , Vladimir Saleev

We highlight the principal results of a computation in the Color Glass Condensate effective field theory (CGC EFT) of the next-to-leading order (NLO) impact factor for inclusive photon+dijet production at Bjorken $x_{\rm Bj} \ll 1$ in…

High Energy Physics - Phenomenology · Physics 2020-05-06 Kaushik Roy , Raju Venugopalan

We consider direct diphoton production in hadron collisions. We compute the next-to-next-to-leading order (NNLO) QCD radiative corrections at the fully-differential level. Our calculation uses the q_T subtraction formalism and it is…

High Energy Physics - Phenomenology · Physics 2012-09-17 Leandro Cieri

Forward detectors are described together with the first physics results from Run II. Using new data and dedicated diffractive triggers, a measurement of single diffractive dijet production rate, with particular focus on the diffractive…

High Energy Physics - Phenomenology · Physics 2010-04-22 Michele Gallinaro

We discuss single-diffractive production of dijets. The cross section is calculated within the resolved pomeron picture, for the first time in the $k_t$-factorization approach, neglecting transverse momentum of the pomeron. We use…

High Energy Physics - Phenomenology · Physics 2017-09-27 Marta Luszczak , Rafal Maciula , Antoni Szczurek , Izabela Babiarz

Diffractive production of J/Psi particles by virtual photons on a proton target is studied with a view towards understanding two important corrections to the leading order result. First, the effect of Fermi motion of the heavy quarks is…

High Energy Physics - Phenomenology · Physics 2009-10-30 Pervez Hoodbhoy

We present the NLO QCD corrections to the production of a photon pair in association with one jet, where the photons are stemming from graviton decay, within models of large extra dimensions. Our results for the loop amplitudes are produced…

High Energy Physics - Phenomenology · Physics 2015-06-16 Nicolas Greiner , Gudrun Heinrich , Joscha Reichel , Johann Felix von Soden-Fraunhofen

In this paper we describe a formalism for generating exclusive final states in diffractive excitation, based on the optical analogy where diffraction is fully determined by the absorption into inelastic channels. The formalism is based on…

High Energy Physics - Phenomenology · Physics 2015-06-11 Christoffer Flensburg , Gosta Gustafson , Leif Lonnblad

We present the extension of two general algorithms for the treatment of infrared singularities arising in electroweak corrections to decay processes at next-to-leading order: the dipole subtraction formalism and the one-cutoff slicing…

High Energy Physics - Phenomenology · Physics 2016-03-23 Lorenzo Basso , Stefan Dittmaier , Alexander Huss , Luisa Oggero

Isolated photon production at hadron colliders proceeds via direct production and fragmentation processes. Theory predictions for the isolated photon and photon-plus-jet cross section often impose idealised photon isolation criteria,…

High Energy Physics - Phenomenology · Physics 2022-08-05 X. Chen , T. Gehrmann , E. W. N. Glover , M. Höfer , A. Huss , R. Schürmann

We calculate the one-loop corrections to single inclusive hadron production in Deep Inelastic Scattering (DIS) at small $x$ in the forward rapidity region using the Color Glass Condensate formalism. We show that the divergent parts of the…

High Energy Physics - Phenomenology · Physics 2023-02-08 Filip Bergabo , Jamal Jalilian-Marian

In this proceeding we consider QCD radiative corrections to the production of colourless high-mass systems in hadron collisions. At small transverse momentum the logarithmically-enhanced contributions can be organized to all perturbative…

High Energy Physics - Phenomenology · Physics 2014-07-21 Leandro Cieri

We discuss a series of results aimed at bringing saturation physics and gluon tomography into an era of precision. In particular, the NLO treatment of diffractive: 1) exclusive dijet, 2) exclusive longitudinally polarized light vector meson…

High Energy Physics - Phenomenology · Physics 2024-08-20 Renaud Boussarie , Michael Fucilla , Andrey V. Grabovsky , Emilie Li , Lech Szymanowski , Samuel Wallon

A recent global analysis of direct photon production at hadron collider and fixed target experiments has noted a disturbing trend of disagreement between next-to-leading-order (NLO) calculations and data. The conjecture has been made that…

High Energy Physics - Phenomenology · Physics 2009-10-28 Howard Baer , Mary Hall Reno