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In this talk I report on recent developments and results relevant for LHC phenomenology at next-to-leading order QCD. Feynman diagrammatic and unitarity based methods have both seen considerable improvements and new ideas recently. Current…

High Energy Physics - Phenomenology · Physics 2014-11-18 Thomas Binoth

We present the cross sections for production of up to four jets at the Large Hadron Collider, at next-to-leading order in the QCD coupling. We use the BlackHat library in conjunction with SHERPA and a recently developed algorithm for…

High Energy Physics - Phenomenology · Physics 2013-03-20 Z. Bern , G. Diana , L. J. Dixon , F. Febres Cordero , S. Hoeche , D. A. Kosower , H. Ita , D. Maitre , K. Ozeren

The first calculation of the next-to-leading-order electroweak corrections to Z-boson + jet hadroproduction including leptonic Z-boson decays is presented, i.e. to the production of a charged lepton--anti-lepton final state in association…

High Energy Physics - Phenomenology · Physics 2015-05-27 Ansgar Denner , Stefan Dittmaier , Tobias Kasprzik , Alexander Mück

We present the full next-to-leading order corrected differential distributions $d^2\sigma/dp_T/dy$, $d\sigma/dp_T$ and $d\sigma/dy$ for the semi-inclusive process $p + p\to H + 'X'$. Here $X$ denotes the inclusive hadronic state and $p_T$…

High Energy Physics - Phenomenology · Physics 2009-11-07 V. Ravindran , J. Smith , W. L. van Neerven

In this paper we compute the QCD corrections for the triple Higgs boson production cross section via gluon fusion, within the heavy-top approximation. We present, for the first time, analytical results for the next-to-leading order…

High Energy Physics - Phenomenology · Physics 2017-03-08 Daniel de Florian , Javier Mazzitelli

We present a calculation of the next-to-leading order (O(alpha_s^2 alpha)) QCD corrections to heavy flavor photoproduction with longitudinally polarized beams. We apply our results to study the longitudinal spin asymmetry for the total…

High Energy Physics - Phenomenology · Physics 2014-11-17 I. Bojak , M. Stratmann

In most extensions of the Standard Model, heavy charged Higgs bosons at the LHC are dominantly produced in association with heavy quarks. An up-to-date determination of the next-to-leading order total cross section in a type-II…

High Energy Physics - Phenomenology · Physics 2015-07-27 Martin Flechl , Richard Klees , Michael Kramer , Michael Spira , Maria Ubiali

We present a fully-differential calculation of the $H\rightarrow b\overline{b}$ decay at next-to-next- to-next-to-leading order (N$^3$LO) accuracy. Our calculation considers diagrams in which the Higgs boson couples directly to the bottom…

High Energy Physics - Phenomenology · Physics 2019-04-30 Roberto Mondini , Matthew Schiavi , Ciaran Williams

We compute the hadronic production of top-antitop pairs in association with a Higgs boson at next-to-leading-order QCD, including the decay of the top and antitop quark into bottom quarks and leptons. Our computation is based on full…

High Energy Physics - Phenomenology · Physics 2016-01-27 Ansgar Denner , Robert Feger

We study the production of a Higgs boson in association to a top-antitop pair at the Large Hadron Collider. We show how precise predictions for the differential distributions with respect to the transverse momentum of the Higgs boson, to…

High Energy Physics - Phenomenology · Physics 2017-10-25 Alessandro Broggio , Andrea Ferroglia , Miguel C. N. Fiolhais , Antonio Onofre

We calculate next-to-leading order (NLO) QCD corrections to electroweak Higgs plus three jet production. Both vector boson fusion (VBF) and Higgs-strahlung type contributions are included along with all interferences. The calculation is…

High Energy Physics - Phenomenology · Physics 2013-11-27 F. Campanario , T. M. Figy , S. Plätzer , M. Sjödahl

We report on the calculation of the next-to-leading order QCD corrections to the production of a $t\bar{t}$ pair in association with two heavy-flavour jets. We concentrate on the di-lepton $t\bar{t}$ decay channel at the LHC with…

High Energy Physics - Phenomenology · Physics 2021-08-05 Giuseppe Bevilacqua , Huan-Yu Bi , Heribertus Bayu Hartanto , Manfred Kraus , Michele Lupattelli , Malgorzata Worek

We review recent progress in next-to-next-to-leading order (NNLO) perturbative QCD calculations with special emphasis on results ready for phenomenological applications. Important examples are new results on structure functions and jet or…

High Energy Physics - Phenomenology · Physics 2015-06-25 M. Klasen

We present the computation of Higgs boson production in association with a jet at the LHC including QCD corrections up to NNLO. The calculation includes the subsequent decay of the Higgs boson into four leptons, allowing for the full…

High Energy Physics - Phenomenology · Physics 2020-03-11 Xuan Chen , Thomas Gehrmann , Nigel Glover , Alexander Huss

Triple gauge boson hadroproduction, in particular the production of three $W$-bosons at the LHC, is considered at next-to leading order accuracy in QCD. The NLO matrix elements are combined with parton showers. Multijet merging is invoked…

High Energy Physics - Phenomenology · Physics 2014-06-11 S. Hoeche , F. Krauss , S. Pozzorini , M. Schoenherr , J. M. Thompson , K. C. Zapp

Higgs-boson production in association with bottom quarks, ppbar/pp -> b bbar H + X, is one of the most important discovery channels for supersymmetric Higgs particles at the Tevatron and the LHC. We have calculated the next-to-leading order…

High Energy Physics - Phenomenology · Physics 2010-04-06 Stefan Dittmaier , Michael Krämer , Michael Spira

We compute the cross section and differential distributions for the production of a Z boson in association with a hadronic jet to next-to-next-to-leading order (NNLO) in perturbative QCD, including the leptonic decay of the Z boson. We…

High Energy Physics - Phenomenology · Physics 2016-07-13 A. Gehrmann-De Ridder , T. Gehrmann , E. W. N. Glover , A. Huss , T. A. Morgan

We calculate the next-to-leading order(NLO) QCD corrections to the $WH^0$ production in association with a jet at hadron colliders. We study the impacts of the complete NLO QCD radiative corrections to the integrated cross sections, the…

High Energy Physics - Phenomenology · Physics 2015-03-17 Su Ji-Juan , Ma Wen-Gan , Zhang Ren-You , Guo Lei

We present the next-to-leading-order (NLO) QCD corrections to the inclusive total cross section for the production of a Higgs boson in association with a top anti-top quark pair within the Standard Model at the Tevatron and the LHC.

High Energy Physics - Phenomenology · Physics 2009-11-07 S. Dawson , L. H. Orr , L. Reina , D. Wackeroth

We investigate the leading one-loop Yukawa corrections to the process pp-> b anti-b H in the Standard Model. We find that the next-to-leading order correction to the cross section is small about -4% if the Higgs mass is 120GeV. However, the…

High Energy Physics - Phenomenology · Physics 2008-04-28 Le Duc Ninh