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Related papers: Higher-order QED effects in hadronic processes

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QCD one-loop corrections to the full gauge invariant set of electroweak diagrams describing the hadronic process $e^+ e^- \to u~\bar d~s~\bar c$ are computed. Four-jet shape variables for $WW$ events are studied at next-to-leading order and…

High Energy Physics - Phenomenology · Physics 2011-02-01 E. Maina , R. Pittau , M. Pizzio

We compute the next-to-leading order corrections in $\alpha_s$ to prompt diphoton production in association with a jet at hadron colliders. We use a next-to-leading order general-purpose partonic Monte Carlo event generator that allows the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Vittorio Del Duca , Fabio Maltoni , Zoltan Nagy , Zoltan Trocsanyi

Recent theoretical developments to calculate cross sections of hadronic objects in the high energy limit are summarised and experimental attempts to establish the need for new QCD effects connected with a resummation of small hadron…

High Energy Physics - Phenomenology · Physics 2011-01-25 Tancredi Carli

We present the complete threshold enhanced predictions in QCD for the total cross section of gluino pair production at hadron colliders at next-to-next-to-leading order. Thanks to the computation of the required one-loop hard matching…

High Energy Physics - Phenomenology · Physics 2012-11-26 Ulrich Langenfeld , Sven-Olaf Moch , Torsten Pfoh

The level of precision achieved by the experimental measurements at the LHC requires the inclusion of higher order electroweak effects to the processes of $ pp $ scattering. In particular the photon-induced process $ \gamma\gamma \to…

High Energy Physics - Phenomenology · Physics 2014-01-07 Renat Sadykov

Generalized Parton Distributions (GPDs) carry information on the internal structure of hadrons such as the angular momentum of quarks and gluons, or their spacelike distribution. They can be experimentally studied in exclusive experiments…

High Energy Physics - Phenomenology · Physics 2021-08-13 Oskar Grocholski

We present an estimate of the next-to-leading order QCD corrections to mixed QCD-electroweak contribution to Higgs boson production cross section in gluon fusion, combining the recently computed three-loop virtual corrections and the…

High Energy Physics - Phenomenology · Physics 2018-04-20 Marco Bonetti , Kirill Melnikov , Lorenzo Tancredi

We compute the order-$\as$ corrections to the total cross section and to jet rates for the process $\epem\to\epem +$ hadrons, where the hadrons are produced through crossed-channel quark exchange in the hard scattering of two off-shell…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. Cacciari , V. Del Duca , S. Frixione , Z. Trocsanyi

We present next-to-leading order QCD corrections to production of two $W$ bosons in hadronic collisions in the extra dimension ADD model. Various kinematical distributions are obtained to order $\alpha_s$ in QCD by taking into account all…

High Energy Physics - Phenomenology · Physics 2010-09-20 Neelima Agarwal , V. Ravindran , Vivek Kumar Tiwari , Anurag Tripathi

The first results on next-to-leading order QCD corrections to production of two $Z$ bosons in hadronic collisions in the extra dimension model of Randall and Sundrum are presented. Various kinematical distributions are obtained to order…

High Energy Physics - Phenomenology · Physics 2014-11-20 Neelima Agarwal , V. Ravindran , Vivek Kumar Tiwari , Anurag Tripathi

We compute the order alpha_s^2 corrections to the one particle inclusive electroproduction cross section of hadrons with non vanishing transverse momentum. We compare our results with H1 data on forward production of pi^0, and conclude that…

High Energy Physics - Phenomenology · Physics 2015-06-25 A. Daleo , D. de Florian , R. Sassot

The precision of fixed-order calculations on the dihadron production in electron-positron annihilation is paramount for probing QCD factorization and constraining non-perturbative inputs. This paper investigates the QCD corrections to the…

High Energy Physics - Phenomenology · Physics 2025-09-12 Wan-Li Ju , Zhe-Yan Shu , Tong-Zhi Yang , Zhen-Hua Zhang , Hua Xing Zhu

The main features of the electron structure function method for calculations of the higher order QED radiative effects to polarized deep-inelastic ep-scattering are presented. A new FORTRAN code ESFRAD based on this method was developed. A…

High Energy Physics - Phenomenology · Physics 2022-12-12 A. Afanasev , I. Akushevich , A. Ilyichev , N. Merenkov

We calculate the one-loop squared contributions to the next-to-next-to-leading order ${\cal O}(\alpha^2\alpha_s^2)$ radiative QCD corrections for the production of heavy quark pairs in the collisions of unpolarized on--shell photons. In…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. G. Korner , Z. Merebashvili , M. Rogal

The parity-violating asymmetry, including leading-order QED corrections to the Coulomb potential, is calculated non-perturbatively by solving the Dirac equation. At GeV collision energies and forward scattering angles, QED effects enhance…

Nuclear Theory · Physics 2025-05-14 Xavier Roca-Maza , D H. Jakubassa-Amundsen

The production of top-quark pairs in hadronic collisions is among the most important reactions in modern particle physics phenomenology and constitutes an instrumental avenue to study the properties of the heaviest quark observed in nature.…

High Energy Physics - Phenomenology · Physics 2022-02-25 Javier Mazzitelli , Pier Francesco Monni , Paolo Nason , Emanuele Re , Marius Wiesemann , Giulia Zanderighi

We report on a calculation of the next-to-leading order QCD corrections to the partonic cross sections contributing to single-inclusive high-p_T hadron production in collisions of transversely polarized hadrons. We give some predictions for…

High Energy Physics - Phenomenology · Physics 2015-06-25 A. Mukherjee , M. Stratmann , W. Vogelsang

We present a computation of QCD next-to-leading order corrections to the top production and decay process at linear colliders. The top quarks are allowed to be off-shell and the production and decay subprocesses are treated together, thus…

High Energy Physics - Phenomenology · Physics 2007-05-23 Cosmin Macesanu

We compute mixed QCD-weak corrections to inclusive Higgs production at the LHC from the partonic process $g g \rightarrow H q \bar{q}$. We start from the UV- and IR-finite one-loop weak amplitude and consider its interference with the…

High Energy Physics - Phenomenology · Physics 2019-05-22 Valentin Hirschi , Simone Lionetti , Armin Schweitzer

We present calculations of next-to-leading order and resummed QCD corrections for semi-inclusive deep-inelastic scattering and single-inclusive e+e- annihilation. The resummation is performed to next-to-leading logarithmic accuracy. Knowing…

High Energy Physics - Phenomenology · Physics 2022-03-02 Daniele P. Anderle , Felix Ringer , Werner Vogelsang