English
Related papers

Related papers: Threshold Corrections in Precision LHC Physics: QE…

200 papers

We compute the QCD$\times$QED (${\cal{O}}(\alpha_s \alpha)$) mixed and QED$^2$ (${\cal{O}}(\alpha^2)$) corrections to the production of an on-shell $Z$ boson in hadronic collisions. We obtain them by profiting from the calculation of the…

High Energy Physics - Phenomenology · Physics 2018-11-21 Daniel de Florian , Manuel Der , Ignacio Fabre

At the LHC all processes are QCD ones, whether "signal" or "background". In this review the frontiers of current QCD research are addressed, towards increased understanding, improved calculational precision, and role in potential future…

High Energy Physics - Phenomenology · Physics 2015-06-17 T. Sjöstrand

The central part of this thesis deals with the quantum chromodynamics (QCD) radiative corrections to some important observables associated with the Drell-Yan, scalar and pseudo-scalar Higgs boson productions at…

High Energy Physics - Phenomenology · Physics 2017-04-05 Taushif Ahmed

We consider QCD radiative corrections to the production of a heavy-quark pair in hadronic collisions. We present the computation of the soft-parton contributions at low transverse momentum of the heavy-quark pair up to second order in the…

High Energy Physics - Phenomenology · Physics 2023-05-17 Stefano Catani , Simone Devoto , Massimiliano Grazzini , Javier Mazzitelli

There is a continuing effort to support and prepare the precision physics programs for the present and planned future colliders such as HL-LHC, FCC, CLIC, CEPC, and CPPC. We discuss new results from IR-improved amplitude-based resummation…

High Energy Physics - Phenomenology · Physics 2023-10-17 B. F. L. Ward , S. Jadach , W. Placzek , M. Skrzypek , Z. A. Was , S. A. Yost

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

In this dissertation a detailed analysis of heavy quark production is given with an emphasis on the resummation of soft gluon corrections. First we calculate the production cross sections for top quark production at the Fermilab Tevatron…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nikolaos Kidonakis

We review the salient features of next-to-leading-order QCD and electroweak corrections to the scattering of two and the production of three weak gauge bosons at the Large Hadron Collider. Results for the tower of $O(\alpha_s^m\alpha^n)$…

High Energy Physics - Phenomenology · Physics 2026-04-21 S. Dittmaier

We examine the Regge (high energy) limit of 4-point scattering in both QCD and gravity, using recently developed techniques to systematically compute all corrections up to next-to-leading power in the exchanged momentum i.e. beyond the…

High Energy Physics - Theory · Physics 2017-02-01 A. Luna , S. Melville , S. G. Naculich , C. D. White

QED radiative effects are considered in the case of measurement of spin-density matrix elements of diffractive $\rho$-meson electroproduction. Large radiative correction for $r^5_{00}$ is found in the kinematics of collider experiments at…

High Energy Physics - Phenomenology · Physics 2009-10-31 I. Akushevich , P. Kuzhir

Perturbative QCD formula for inclusive energy spectra of heavy quarks from heavy quark initiated jets which takes into account collinear and/or soft logarithms in all orders, the exact first order result and two-loop effects is applied to…

High Energy Physics - Phenomenology · Physics 2014-11-17 Yu. L. Dokshitzer , V. A. Khoze , S. I. Troyan

At the precision reached in current lattice QCD calculations, electromagnetic effects are becoming numerically relevant. Here, electromagnetic effects are included by superimposing $\mathrm{U}(1)$ degrees of freedom on $N_f = 2+1$ QCD…

LHCb presents studies of particle production in minimum bias events in pp collisions at \sqrt{s} = 7 TeV. These studies include measurements of strangeness production, particle ratios, baryon-antibaryon ratios and charged particle…

High Energy Physics - Experiment · Physics 2019-08-13 Alessandro Camboni

We study QCD corrections for the associated production of a single top quark and a photon ($tq\gamma$ production) at hadron colliders. We calculate the NLO cross section at LHC and future collider energies for a variety of kinematical cuts,…

High Energy Physics - Phenomenology · Physics 2022-08-08 Nikolaos Kidonakis , Nodoka Yamanaka

We investigate the modification of the transverse electromagnetic interaction between two point-like particles when one particle acquires a finite size. It is shown that the correct treatment of such interaction cannot be accomplished…

Atomic Physics · Physics 2024-01-12 Krzysztof Pachucki , Vladimir A. Yerokhin

A fully differential calculation of the next-to-leading order QCD corrections to the production of Z-boson pairs in association with a hard jet at the Tevatron and LHC is presented. This process is an important background for Higgs particle…

High Energy Physics - Phenomenology · Physics 2014-11-20 T. Binoth , T. Gleisberg , S. Karg , N. Kauer , G. Sanguinetti

In this talk, we describe the recent progress on the inclusion of mixed QCD-QED corrections for collider observables. In particular, we developed a formalism to extend $q_T$-resummation to deal with simultaneous emission of gluons and…

High Energy Physics - Phenomenology · Physics 2019-10-01 German F. R. Sborlini

We discuss some recent developments in the evaluation of the QCD corrections to $\Delta\rho$, their interpretation, an estimate of the theoretical error, and its effect on electroweak physics.

High Energy Physics - Phenomenology · Physics 2007-05-23 Alberto Sirlin

Soft quantum chromodynamics (QCD) measurements play an important role in fundamental QCD studies as well as in tuning of corresponding Monte Carlo generator models for a good description of experimental data. Recent results of soft QCD…

High Energy Physics - Experiment · Physics 2021-11-19 Rajat Gupta

We consider the production of pairs of lepton through the Drell-Yan process at the LHC and present the most accurate prediction on their rapidity distribution. While the fixed order prediction is already known to next-to-next-to-leading…

High Energy Physics - Phenomenology · Physics 2018-10-30 Pulak Banerjee , Goutam Das , Prasanna K. Dhani , V. Ravindran