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相关论文: Production of a W boson and two jets with one b-qu…

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We calculate the production of a W boson and a single b jet to next-to-leading order in QCD at the Fermilab Tevatron and the CERN Large Hadron Collider. Both exclusive and inclusive cross sections are presented. We separately consider the…

高能物理 - 唯象学 · 物理学 2009-08-04 J. Campbell , R. Keith Ellis , F. Febres Cordero , F. Maltoni , L. Reina , D. Wackeroth , S. Willenbrock

We present a next-to-leading-order calculation of the production of a Z boson with two jets, one or more of which contains a heavy quark (Q=c,b). We show that the cross section with only one heavy-quark jet is larger than that with two…

高能物理 - 唯象学 · 物理学 2014-11-18 J. Campbell , R. K. Ellis , F. Maltoni , S. Willenbrock

The leading-order process for the production of a Z boson and a heavy-quark jet at hadron colliders is gQ -> ZQ (Q=c,b). We calculate this cross section at next-to-leading order at the Tevatron and the LHC, and compare it with other sources…

高能物理 - 唯象学 · 物理学 2008-11-26 J. Campbell , R. K. Ellis , F. Maltoni , S. Willenbrock

We calculate the production of a W boson in association with up to two jets including at least one b-jet to next-to-leading order (NLO) in QCD at the CERN Large Hadron Collider with 7 TeV center-of-mass energy. Both exclusive and inclusive…

高能物理 - 唯象学 · 物理学 2013-03-20 F. Caola , J. M. Campbell , F. Febres Cordero , L. Reina , D. Wackeroth

We present total and differential cross sections for the production of a hard photon with up to two b jets at both the Tevatron with center-of-mass energy 1.96 TeV and the Large Hadron Collider with center-of-mass energy 8 TeV, including…

高能物理 - 唯象学 · 物理学 2014-04-23 H. B. Hartanto , L. Reina

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…

高能物理 - 唯象学 · 物理学 2008-11-26 S. Dittmaier , S. Kallweit , P. Uwer

We present next-to-leading order (NLO) QCD predictions to $W^+W^-$ production in association with up to three jets at hadron colliders. We include contributions from couplings of the $W$ bosons to light quarks as well as trilinear vector…

高能物理 - 唯象学 · 物理学 2017-02-15 F. Febres Cordero , P. Hofmann , H. Ita

We calculate the Next-to-Leading Order (NLO) QCD corrections to W-b-bbar production including full bottom-quark mass effects. We study the impact of NLO QCD corrections on the total cross section and invariant mass distribution of the…

高能物理 - 唯象学 · 物理学 2008-11-26 F. Febres Cordero , L. Reina , D. Wackeroth

The cross section for jets from b quarks produced with a W boson has been measured in ppbar collision data from 1.9/fb of integrated luminosity recorded by the CDF II detector at the Tevatron. The W+b-jets process poses a significant…

高能物理 - 实验 · 物理学 2010-05-12 The CDF Collaboration , T. Aaltonen

The production of a Higgs boson in association with a pair of top-antitop or bottom-antibottom quarks plays a very important role at both the Tevatron and the Large Hadron Collider. The theoretical prediction of the corresponding cross…

高能物理 - 唯象学 · 物理学 2009-11-10 S. Dawson , C. B. Jackson , L. H. Orr , L. Reina , D. Wackeroth

In this talk we give a short review of forward jets and forward $W$-boson production at hadron colliders, in view of the extraction of footprints of BFKL physics. We argue that at Tevatron energies, dijet production at large rapidity…

高能物理 - 唯象学 · 物理学 2007-05-23 J. R. Andersen , V. Del Duca , S. Frixione , F. Maltoni , C. R. Schmidt , W. J. Stirling

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 hadron colliders, which is an important source of background for Higgs and new-physics searches.…

高能物理 - 唯象学 · 物理学 2008-11-26 Stefan Dittmaier , Stefan Kallweit , Peter Uwer

We present total and differential cross sections for W b anti-b and Z b anti-b production at the CERN Large Hadron Collider including Next-to-Leading Order (NLO) QCD corrections and full bottom-quark mass effects. We discuss the scale…

高能物理 - 唯象学 · 物理学 2010-03-24 Fernando Febres Cordero , Laura Reina , Doreen Wackeroth

The production of both charged and neutral electroweak gauge bosons in association with $b$ jets has attracted a lot of experimental and theoretical attention in recent years because of its central role in the physics programs of both the…

高能物理 - 唯象学 · 物理学 2015-06-25 F. Febres Cordero , L. Reina

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

高能物理 - 唯象学 · 物理学 2008-11-26 Stefan Dittmaier , Stefan Kallweit , Peter Uwer

We present the first calculation for the hadroproduction of a $W$ boson in association with a massive bottom ($b$) quark-antiquark pair at next-to-next-to-leading order (NNLO) in QCD perturbation theory. We exploit the hierarchy between the…

高能物理 - 唯象学 · 物理学 2024-04-12 Luca Buonocore , Simone Devoto , Stefan Kallweit , Javier Mazzitelli , Luca Rottoli , Chiara Savoini

I present results for the theoretical cross section of single top quark production in the s channel and also via associated production with a W boson or a charged Higgs. The calculations include higher-order corrections at NNLL accuracy.…

高能物理 - 唯象学 · 物理学 2010-11-19 Nikolaos Kidonakis

We emphasize the role that the associated production of a Higgs boson with a pair of top-antitop quarks can play at present and future hadron colliders. Results of recent calculations of the NLO total cross section for the associated…

高能物理 - 唯象学 · 物理学 2007-05-23 L. Reina , S. Dawson , D. Wackeroth

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…

高能物理 - 唯象学 · 物理学 2015-06-25 Walter T. Giele , Stephane Keller , Eric Laenen

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…

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