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Related papers: Weak effects in b-jet production at hadron collide…

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We perform a detail theoretical study including decays and jet fragmentation of all the important modes of the single top quark production and all basic background processes at the upgraded Tevatron and LHC colliders. Special attention was…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. S. Belyaev , E. E. Boos , L. V. Dudko

Bottom quark production in pbar-p collisions at sqrt(s)=1.8 TeV is studied with 5 inverse picobarns of data collected in 1995 by the DO detector at the Fermilab Tevatron Collider. The differential production cross section for b jets in the…

High Energy Physics - Experiment · Physics 2008-11-26 D0 collaboration , B. Abbott

We study the production of bottom quarks in $pp$ collisions at Large Hadron Collider energies using previously developed parton cascade model to explore the impact of Landau Pomeranchuk Midgal (LPM) effect on their dynamics. In contrast to…

Nuclear Theory · Physics 2018-12-21 Rupa Chatterjee , Dinesh K. Srivastava

A search for direct production of top squark pairs in events with jets and large transverse momentum imbalance is presented. The data are based on proton-proton collisions at a center-of-mass energy of 13 TeV, collected in 2016 at the CERN…

High Energy Physics - Experiment · Physics 2017-10-11 CMS Collaboration

The production of a W boson and two jets, at least one of which contains a b quark, is a principal background to single-top production, Higgs production, and signals of new physics at hadron colliders. We present a next-to-leading-order…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. Campbell , R. K. Ellis , F. Maltoni , S. Willenbrock

Results are presented from a search for heavy bottom-like quarks, pair-produced in pp collisions at sqrt(s) = 7 TeV, undertaken with the CMS experiment at the LHC. The b' quarks are assumed to decay exclusively to tW. The b' anti-b' to t…

High Energy Physics - Experiment · Physics 2013-01-24 CMS Collaboration

Results are reported of a general search for pair production of heavy resonances decaying to pairs of jets in events with at least four jets. The study is based on up to 19.4 inverse femtobarns of integrated luminosity from proton-proton…

High Energy Physics - Experiment · Physics 2015-06-04 CMS Collaboration

We report on the calculation of the next-to-leading order QCD corrections to the production of top--anti-top quark pairs in association with a hard jet at the Tevatron and at the LHC. We present results for the t tbar + jet cross section…

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

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

A measurement of the jet mass distribution in hadronic decays of Lorentz-boosted top quarks is presented. The measurement is performed in the lepton+jets channel of top quark pair production ($\mathrm{t\bar{t}}$) events, where the lepton is…

High Energy Physics - Experiment · Physics 2023-07-06 CMS Collaboration

The supersymmetric QCD corrections to top quark pair production by $q\bar q$ annihilation in $p\bar p$ collisions are calculated in the minimal supersymmetric model. We consider effects of the mixing of the scalar top quarks on the…

High Energy Physics - Phenomenology · Physics 2015-06-25 Chong Sheng Li , Hong Yi Zhou , Yun Lun ZhU , Jin Min Yang

We report the results of a search for pair production of scalar bottom quarks (sbottom) and scalar third-generation leptoquarks in 5.2 fb-1 of ppbar collisions at the D0 experiment of the Fermilab Tevatron Collider. Scalar bottom quarks are…

High Energy Physics - Experiment · Physics 2015-03-17 The D0 Collaboration , V. Abazov

The results of a search for pair production of supersymmetric partners of the Standard Model third-generation quarks are reported. This search uses 20.1 fb-1 of pp collisions at sqrt{s}=8 TeV collected by the ATLAS experiment at the Large…

High Energy Physics - Experiment · Physics 2014-05-08 ATLAS Collaboration

We discuss the physics of single-top quark production and decay at hadron colliders, such as the Tevatron, the \tevstar~and the LHC. Our study includes how to measure the mass and the width of the top quark produced from a…

High Energy Physics - Phenomenology · Physics 2007-05-23 Douglas O. Carlson

Selected recent quantum chromodynamics (QCD) measurements are reviewed for Fermilab Run II Tevatron proton-antiproton collisions studied by the Collider Detector at Fermilab (CDF) and DZero Collaborations at a centre-of-mass energy of…

High Energy Physics - Experiment · Physics 2019-08-14 Andreas Warburton

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

High Energy Physics - Phenomenology · Physics 2008-11-26 Walter T. Giele , Stephane Keller , Eric Laenen

The production of the Standard Model (SM) Higgs boson (H) in association with a jet is compared with that of the lightest scalar Higgs boson (h^0) and the pseudoscalar Higgs boson (A^0) of the Minimal Supersymmetric Model (MSSM) at both the…

High Energy Physics - Phenomenology · Physics 2008-11-26 B. Field , S. Dawson , J. Smith

We present a next-to-leading order QCD calculation of the production rates of jets containing heavy quarks. This calculation is performed using the standard Snowmass jet algorithm; it therefore allows a comparison with similar results known…

High Energy Physics - Phenomenology · Physics 2011-01-25 S. Frixione , M. L. Mangano

A search is described for the production of a pair of bottom-type vector-like quarks (VLQs), each decaying into a b or $\mathrm{\bar{b}}$ quark and either a Higgs or a Z boson, with a mass greater than 1000 GeV. The analysis is based on…

High Energy Physics - Experiment · Physics 2021-01-04 CMS Collaboration

The production of B hadrons is among the most abundant fundamental QCD processes measured at the LHC. We present for the first time predictions for this process accurate to next-to-next-to-leading order in QCD perturbation theory by…

High Energy Physics - Phenomenology · Physics 2023-08-09 Javier Mazzitelli , Alessandro Ratti , Marius Wiesemann , Giulia Zanderighi
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