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Related papers: Weak Corrections to Hadronic Observables

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We investigate one-loop weak corrections to the production cross section of two $b$-jets at Tevatron and Large Hadron Collider (LHC). We establish that they are small at inclusive level but dominant in exclusive observables that have a…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. Maina , S. Moretti , M. R. Nolten , D. A. Ross

We illustrate the impact of full one-loop weak corrections onto b-jet-, prompt-photon- and Z-production at Tevatron and Large Hadron Collider (LHC)

High Energy Physics - Phenomenology · Physics 2007-05-23 E. Maina , S. Moretti , M. R. Nolten , D. A. Ross

The start of the physics program at the LHC has added great impetus in the development of powerful theoretical tools to meet the many challenges that this collider brings. The production of jets and weak vector bosons is at the center of…

High Energy Physics - Phenomenology · Physics 2010-03-24 Fernando Febres Cordero

One of the main challenges of the Tevatron at Fermilab and the Large Hadron Collider (LHC) at CERN is the determination of Standard Model (SM) parameters at the TeV scale. In this context various processes will be investigated which involve…

High Energy Physics - Phenomenology · Physics 2014-11-20 J. H. Kuhn , A. Scharf , P. Uwer

We consider hadronic production of a Z boson in association with a jet and study one- and two-loop electroweak logarithmic corrections in the region of high Z-boson transverse momentum, p_T >> M_Z, including leading and next-to-leading…

High Energy Physics - Phenomenology · Physics 2010-04-05 Johann H. Kuhn , A. Kulesza , S. Pozzorini , M. Schulze

We report on the calculation of the factorisable one-loop weak-interaction corrections to the initial and final states for three-jet observables in electron-positron annihilations. We show that such corrections are of a few percent at…

High Energy Physics - Phenomenology · Physics 2011-07-19 E. Maina , S. Moretti , D. A. Ross

We illustrate the effects of one-loop weak corrections onto the production of neutral gauge bosons of the Standard Model at RHIC-Spin, Tevatron and LHC, in presence of quark/gluon radiation from the initial state. We find such effects to be…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. Maina , D. A. Ross , S. Moretti

In this paper we present the results from a calculation of the full electroweak one-loop corrections for $\gamma Z$ vector-boson pair production at hadron colliders. The cases of proton--antiproton as well as proton--proton collisions, at…

High Energy Physics - Phenomenology · Physics 2010-04-05 W. Hollik , C. Meier

We describe the impact of the full one-loop Electro-Weak terms of O($\alpha_s\alpha^3_{EM}$) entering the electron-positron into three-jet cross-section. We include both factorisable and non-factorisable virtual corrections, photon…

High Energy Physics - Phenomenology · Physics 2009-04-14 C. M. Carloni Calame , S. Moretti , F. Piccinini , D. A. Ross

We briefly illustrate the impact of the genuinely weak one-loop virtual terms of the ${\cal O}(\alpha_{\rm S}\alpha_{\rm EW}^3)$ factorisable corrections to the three-jet cross section at $\sqrt s=M_Z$. Their importance for the measurement…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. Maina , D. A. Ross , S. Moretti

The investigation of weak bosons $V$ ($V=\mathrm{W}^{\pm}$, $\mathrm{Z}$) produced with or without associated hard QCD jets will be of great phenomenological interest at the LHC. Owing to the large cross sections and the clean decay…

High Energy Physics - Phenomenology · Physics 2010-12-01 A. Denner , S. Dittmaier , T. Kasprzik , A. Mück

To match the precision of present and future measurements of Z-boson production at hadron colliders, electroweak radiative corrections must be included in the theory predictions. In this paper we consider their effect on the transverse…

High Energy Physics - Phenomenology · Physics 2010-04-05 J. H. Kuhn , A. Kulesza , S. Pozzorini , M. Schulze

We study the impact of electroweak radiative corrections on direct production of photons with high transverse momenta at hadron colliders. Analytic results for the weak one-loop corrections to the parton scattering reaction $\bar q q \to…

High Energy Physics - Phenomenology · Physics 2009-11-11 Johann H. Kuhn , A. Kulesza , S. Pozzorini , M. Schulze

We report on a calculation of the `mixed' strong and (purely) weak corrections through the order $\alpha_{\mathrm{S}}^2\alpha_{\mathrm{W}}$ to parton-parton processes in all possible channels at hadron colliders entering the single jet…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Moretti , M. R. Nolten , D. A. Ross

We present the calculation of the most important electroweak corrections to dijet production at the LHC and the Tevatron, comprising tree-level effects of O(\alpha_s\alpha,\alpha^2) and weak loop corrections of O(\alpha_s^2\alpha). Although…

High Energy Physics - Phenomenology · Physics 2015-06-11 Stefan Dittmaier , Alexander Huss , Christian Speckner

In models with an enhanced coupling of the Higgs boson to the bottom quark, the dominant production mechanism in hadronic collisions is often the partonic sub-process, bg ->bH. We derive the weak corrections to this process and show that…

High Energy Physics - Phenomenology · Physics 2015-03-13 S. Dawson , P. Jaiswal

Simultaneously with the turning-on of the Large Hadron Collider (LHC) the data taking for jet production rates will start. The study of these production rates is an important test of the Standard Model in the new energy regime accessible at…

High Energy Physics - Phenomenology · Physics 2009-10-02 Andreas Scharf

We report on the calculation of the next-to-leading order QCD corrections to the production of W-boson pairs in association with a hard jet at the Tevatron and the LHC, which is an important source of background for Higgs and new-physics…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Dittmaier , S. Kallweit , P. Uwer

We summarize the calculation of the weak corrections to dijet production at hadron colliders, comprising tree-level effects of O(\alpha_s\alpha,\alpha^2) and loop corrections of O(\alpha_s^2\alpha). Although suppressed by the small value of…

High Energy Physics - Phenomenology · Physics 2013-06-27 Stefan Dittmaier , Alexander Huss , Christian Speckner

The process $p\,\pbar \rightarrow W^{\pm}Z + X \rightarrow \ell^\pm_1 \nu_1 \ell_2^+ \ell_2^- + X$ is calculated to ${\cal O}(\alpha_s)$ for general $C$ and $P$ conserving $WWZ$ couplings. At the Tevatron center of mass energy, the QCD…

High Energy Physics - Phenomenology · Physics 2016-09-01 U. Baur , T. Han , J. Ohnemus
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