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We present the next-to-next-to-leading order (NNLO) corrections to the total cross section for (pseudo-) scalar Higgs boson production using an alternative method than those used in previous calculations. All QCD partonic subprocesses have…

高能物理 - 唯象学 · 物理学 2011-05-05 V. Ravindran , J. Smith , W. L. van Neerven

We present a calculation of the full next-to-leading order QCD corrections to the scattering process pp \to t tbar Z. This channel will be used to measure the t tbar Z electroweak couplings at the Large Hadron Collider. These couplings…

高能物理 - 唯象学 · 物理学 2008-11-26 Achilleas Lazopoulos , Thomas McElmurry , Kirill Melnikov , Frank Petriello

We report on the calculation of the full next-to-leading order QCD corrections to the production of top anti-top bottom anti-bottom (ttbb) final states at the LHC, which deliver a serious background contribution to the production of a Higgs…

高能物理 - 唯象学 · 物理学 2009-09-02 A. Bredenstein , A. Denner , S. Dittmaier , S. Pozzorini

We investigate the process $pp \rightarrow HZ\gamma + X$ at the $\sqrt{s}=14~{\rm TeV}$ LHC up to the QCD next-to-leading order (NLO), and discuss the kinematic distributions of final products after on-shell Higgs and $Z$-boson decays by…

高能物理 - 唯象学 · 物理学 2015-05-14 Xiong Shou-Jian , Ma Wen-Gan , Guo Lei , Zhang Ren-You , Chen Chong , Song Mao

We consider higher-order QCD corrections for vector boson production at hadron colliders. We present recent results on transverse-momentum resummation for Z production. Moreover we show numerical results from a new fully exclusive…

高能物理 - 唯象学 · 物理学 2009-06-12 Giancarlo Ferrera

We calculate NLO QCD corrections to the lightest neutral Higgs boson production associated with top quark pair at hadron colliders in the minimal supersymmetric standard model(MSSM). Our calculation shows that the total QCD correction…

高能物理 - 唯象学 · 物理学 2007-05-23 Wu Peng , Ma Wen-Gan , Hou Hong-Sheng , Zhang Ren-You , Han Liang , Jiang Yi

We study QCD effects in single graviton production at the CERN Large Hadron Collider (LHC) in the Randall-Sundrum (RS) Model. We present in detail the complete next-to-leading order (NLO) QCD corrections to the inclusive total cross…

高能物理 - 唯象学 · 物理学 2008-11-26 Qiang Li , Chong Sheng Li , Li Lin Yang

In this paper, we study the next-to-next-to-leading-order (NNLO) QCD corrections for the process $e^+e^- \to J/\psi+J/\psi$ at the $B$ factories. By including the NNLO corrections, the cross section turns negative due to the poor…

高能物理 - 唯象学 · 物理学 2024-02-13 Xu-Dong Huang , Bin Gong , Rui-Chang Niu , Huai-Min Yu , Jian-Xiong Wang

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…

高能物理 - 唯象学 · 物理学 2014-11-20 T. Binoth , T. Gleisberg , S. Karg , N. Kauer , G. Sanguinetti

The production of a top-antitop quark pair in association with a $W$ boson ($t\bar tW$) is one of the heaviest signatures currently probed at the Large Hadron Collider (LHC). Since the first observation reported in 2015 the corresponding…

In this paper we examine thoroughly the single (anti-)top quark production associated with a lightest neutralino at the possible CERN Large Hadron Electron Collider (LHeC). We calculate the full next-to-leading order (NLO) QCD corrections…

高能物理 - 唯象学 · 物理学 2013-07-23 Li Xiao-Peng , Guo Lei , Ma Wen-Gan , Zhang Ren-You , Han Liang , Song Mao

We report the first complete calculation of QCD corrections to the production of a massive color-octet vector boson. Our next-to-leading-order (NLO) calculation includes both virtual corrections as well as corrections arising from the…

高能物理 - 唯象学 · 物理学 2015-03-19 R. Sekhar Chivukula , Arsham Farzinnia , Roshan Foadi , Elizabeth H. Simmons

We compute theoretical predictions for the production of a W-boson in association with a bottom-quark pair at hadron colliders at next-to-next-to-leading order (NNLO) in QCD, including the leptonic decay of the W-boson, while treating the…

高能物理 - 唯象学 · 物理学 2022-05-17 Heribertus Bayu Hartanto , Rene Poncelet , Andrei Popescu , Simone Zoia

We calculate the next-to-leading order QCD corrections to the `direct' part of the spin-dependent cross section for single-inclusive charged-hadron photoproduction. This process could be studied experimentally in future polarized…

高能物理 - 唯象学 · 物理学 2011-07-19 D. de Florian , W. Vogelsang

I present a unified calculation of soft-gluon corrections to hard-scattering cross sections through next-to-next-to-next-to-leading order (NNNLO). Master formulas are derived, from a threshold resummation formalism, that can be applied to…

高能物理 - 唯象学 · 物理学 2013-05-29 Nikolaos Kidonakis

We report on the first calculation of next-to-next-to-leading order (NNLO) QCD corrections to the inclusive production of ZZ pairs at hadron colliders. Numerical results are presented for pp collisions with centre-of-mass energy…

高能物理 - 唯象学 · 物理学 2015-06-19 F. Cascioli , T. Gehrmann , M. Grazzini , S. Kallweit , P. Maierhöfer , A. von Manteuffel , S. Pozzorini , D. Rathlev , L. Tancredi , E. Weihs

Within the framework of nonrelativistic-QCD (NRQCD) factorization, we perform a comprehensive investigation of the color singlet (CS) contribution to prompt $J/\psi$ pair production at the CERN Large Hadron Collider at next-to-leading order…

高能物理 - 唯象学 · 物理学 2025-05-08 Zhi-Guo He , Xiao-Bo Jin , Bernd A. Kniehl

We compute the Next-to-Next-to-Leading Order (NNLO) QCD corrections to the partonic reaction that dominates top-pair production at the Tevatron. This is the first ever NNLO calculation of an observable with more than two colored partons,…

高能物理 - 唯象学 · 物理学 2013-05-30 Peter Baernreuther , Michal Czakon , Alexander Mitov

In the framework of the littlest Higgs model with $T$ parity, we study the $W_H$-pair production at the CERN Large Hadron Collider up to the QCD next-to-leading order (NLO). The kinematic distributions of final decay products and the…

高能物理 - 唯象学 · 物理学 2012-10-01 Du Song-Ming , Guo Lei , Liu Wen , Ma Wen-Gan , Zhang Ren-You

We compute the total cross section for the production of a light CP even Higgs boson within the framework of supersymmetric QCD up to next-to-next-to-leading order. Technical subtleties in connection to the evaluation of three-loop Feynman…

高能物理 - 唯象学 · 物理学 2015-06-11 Alexey Pak , Matthias Steinhauser , Nikolai Zerf