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Related papers: Hard QCD at hadron colliders

200 papers

We present the cross-section for the production of a Higgs boson at hadron-colliders at next-to- next-to-next-to-leading order (N3LO) in perturbative QCD. The calculation is based on a method to perform a series expansion of the partonic…

High Energy Physics - Phenomenology · Physics 2015-06-03 Charalampos Anastasiou , Claude Duhr , Falko Dulat , Franz Herzog , Bernhard Mistlberger

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

In this article we will discuss the basic calculational concepts to simulate particle physics events at high energy colliders. We will mainly focus on the physics in hadron colliders and particularly on the simulation of the perturbative…

High Energy Physics - Phenomenology · Physics 2014-11-27 Christian Reuschle

We present a calculation of the fully differential cross section for Higgs boson production in the gluon fusion channel through next-to-next-to-leading order in perturbative QCD. We apply the method introduced in \cite{Anastasiou:2003gr} to…

High Energy Physics - Phenomenology · Physics 2010-04-06 Charalampos Anastasiou , Kirill Melnikov , Frank Petriello

We consider the production of the Standard Model Higgs boson through the gluon fusion mechanism in hadron collisions. We present the next-to-next-to-leading order (NNLO) QCD result of the hard-collinear coefficient function for the…

High Energy Physics - Phenomenology · Physics 2015-05-28 S. Catani , M. Grazzini

We report on application of QCD in calculations of forward jet and W, Z boson production cross sections at the Large Hadron Collider. In particular in case of jet production we emphasize dynamical features of the matrix elements controlling…

High Energy Physics - Phenomenology · Physics 2014-11-20 K. Kutak

Since the discovery of the Higgs boson at the Large Hadron Collider, a future electron-position collider has been proposed for precisely studying its properties. We investigate the production of the Higgs boson at such an $e^+e^-$ collider…

High Energy Physics - Phenomenology · Physics 2017-09-06 Yinqiang Gong , Zhao Li , Xiaofeng Xu , Li Lin Yang , Xiaoran Zhao

We consider Higgs boson production at hadron colliders in the gluon fusion channel and compute higher order terms in the regularization parameter $\epsilon$. In particular, the next-to-next-to-leading order cross section is evaluated…

High Energy Physics - Phenomenology · Physics 2015-06-12 Maik Höschele , Jens Hoff , Alexey Pak , Matthias Steinhauser , Takahiro Ueda

In the past decade the observation of cross section modification for leading hadrons, heavy flavor and two particle correlations in heavy ion collisions has provided important insights into the dynamics of parton propagation in dense…

High Energy Physics - Phenomenology · Physics 2015-06-23 Ivan Vitev

We present a fully-exclusive next-to-next-to-leading order (NNLO) QCD calculation for vector boson production in hadron-hadron collisions. The calculation is implemented in a parton level Monte Carlo program, which includes the gamma-Z…

High Energy Physics - Phenomenology · Physics 2010-01-25 Giancarlo Ferrera

In this talk we present a perturbative QCD improved parton model calculation for light meson production in high energy heavy ion collisions. In order to describe the experimental data properly, one needs to augment the standard pQCD model…

Nuclear Theory · Physics 2011-03-23 Gabor Papp , Peter Levai , Gergely G. Barnafoldi , Yi Zhang , George Fai

The cross section for producing $WZ$ pairs at hadron colliders is calculated to order $\alpha_s$ for general $C$ and $P$ conserving $WWZ$ couplings. The effects of the next-to-leading-order corrections on the derived sensitivity limits for…

High Energy Physics - Phenomenology · Physics 2016-09-01 J. Ohnemus

A report on the recent next-to-leading order QCD calculations to ttbb and ttjj at the CERN Large Hardon Collider is given. The elements of the calculation are briefly summarized and results for integrated and differential cross sections are…

High Energy Physics - Phenomenology · Physics 2011-02-01 Malgorzata Worek

Several proposals exist for energy-frontier facilities after the HL-LHC. In this contribution I review the potential of these facilities to perform key measurements of top quark properties and interacions. Top quark precision physics at a…

High Energy Physics - Experiment · Physics 2017-01-24 Marcel Vos

Detailed and precise background predictions are the backbone of large parts of high-energy collider phenomenology. This requires to embed precision QCD calculations into detailed event generators, to produce comprehensive software…

High Energy Physics - Phenomenology · Physics 2022-02-03 Valerio Bertone , Stefan Prestel

I review a number of topics where conventional wisdom in hadron physics has been challenged. For example, hadrons can be produced at large transverse momentum directly within a hard higher-twist QCD subprocess, rather than from jet…

High Energy Physics - Phenomenology · Physics 2017-08-23 Stanley J. Brodsky

Charged gauge boson pair production at the Large Hadron Collider allows detailed probes of the fundamental structure of electroweak interactions. We present precise theoretical predictions for on-shell $W^+W^-$ production that include, for…

High Energy Physics - Phenomenology · Physics 2014-11-26 T. Gehrmann , M. Grazzini , S. Kallweit , P. Maierhöfer , A. von Manteuffel , S. Pozzorini , D. Rathlev , L. Tancredi

We summarize the motivations for and the status of the calculation of the $W +$ heavy quark production process in $p \bar p$ colliders to Next-to-Leading Order in QCD. This process can be used to constrain the strange quark distribution…

High Energy Physics - Phenomenology · Physics 2019-08-17 W. T. Giele , S. Keller , E. Laenen

We present the next-to-leading order QCD corrections to the production of a $W$-boson in association with a jet containing a heavy quark. The calculation is fully differential in the final state particle momenta and includes the mass of the…

High Energy Physics - Phenomenology · Physics 2015-06-25 Walter T. Giele , Stephane Keller , Eric Laenen

We analyze the production of a single top squark at hadron colliders: ppbar/pp -> \tilde{t}_1 + X. The total cross sections and the transverse momentum distributions are presented in next-to-leading order QCD. The higher-order corrections…

High Energy Physics - Phenomenology · Physics 2009-10-31 T. Plehn