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Related papers: Top-quark pair production near threshold at LHC

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We present a complete description of top quark pair production in association with a jet in the dilepton channel. Our calculation is accurate to next-to-leading order in QCD (NLO) and includes all non-resonant diagrams, interferences and…

High Energy Physics - Phenomenology · Physics 2016-02-10 G. Bevilacqua , H. B. Hartanto , M. Kraus , M. Worek

Recent measurements of top quark pair and single top production are presented. The results include inclusive cross sections as well as studies of differential distributions. Evidence for single top quark production in association with a…

High Energy Physics - Experiment · Physics 2019-08-15 Andreas B. Meyer

Preliminary results on the top pair production cross section measurements by the D0 and CDF experiments in Run II at the Tevatron are presented. The measurements are obtained using various final state signatures.

High Energy Physics - Experiment · Physics 2019-08-14 Reinhard Schwienhorst

Top quark pair production cross section has been measured at the Tevatron by CDF and $D\O$ collaborations using different channels and methods, in order to test standard model predictions, and to search for new physics hints affecting the…

High Energy Physics - Experiment · Physics 2008-04-11 Giorgio Cortiana

The first measurement of the cross section for top-quark pair production in pp collisions at the LHC at center-of-mass energy sqrt(s)= 7 TeV has been performed using 3.1 {\pm} 0.3 inverse pb of data recorded by the CMS detector. This result…

High Energy Physics - Experiment · Physics 2012-08-27 CMS Collaboration

Cross section measurements of top quark production in association with a vector boson in proton-proton collisions at $\sqrt{s}=13\,\mathrm{TeV}$ at the CERN LHC provide an important probe of the electroweak top quark couplings. In this…

High Energy Physics - Experiment · Physics 2022-01-03 Joscha Knolle

We present the first measurement of the top quark pair production cross section at the new LHC center-of-mass energy of $\sqrt{s} = 13.6 \, \mathrm{TeV}$, using $1.20 \, \mathrm{fb}^{-1}$ of data recorded at the CMS detector. We use a new…

High Energy Physics - Experiment · Physics 2023-01-24 Laurids Jeppe

We present a complete description of top quark pair production in association with a hard photon in the dilepton channel. Our calculation is accurate to NLO in QCD. It is based on matrix elements for $e^+\nu_e \mu^-\bar{\nu}_\mu b…

High Energy Physics - Phenomenology · Physics 2018-10-29 G. Bevilacqua , H. B. Hartanto , M. Kraus , T. Weber , M. Worek

Measurements of the top quark-antiquark pair production cross section, $\sigma_\mathrm{t\bar{t}}$, can be used to constrain the strong coupling constant, $\alpha_{S}$, the top quark mass, $m_\mathrm{t}$, and the parton distribution…

High Energy Physics - Experiment · Physics 2020-02-24 Matteo M. Defranchis

The top-quark is a fundamental element of the physics program at the Large Hadron Collider (LHC). We review the current status of the top-quark measurements performed by ATLAS and CMS experiments in pp collisions at sqrt(s)=7 TeV by…

High Energy Physics - Experiment · Physics 2012-01-31 Luca Fiorini

This paper summarizes top quark cross-section measurements at the Tevatron and the LHC. Top quark pair production cross-sections have been measured in all decay modes by the ATLAS and CMS collaborations at the LHC and by the CDF and D0…

High Energy Physics - Experiment · Physics 2019-08-15 Reinhard Schwienhorst

The mass of the top quark is a fundamental parameter of the standard model and has to be determined experimentally. In these proceedings, I review recent measurements of the top quark mass in $pp$ collisions at $\sqrt s=7,~8,$ and 13 TeV…

High Energy Physics - Experiment · Physics 2017-01-20 Oleg Brandt

We set up a formalism, within the antenna subtraction framework, for computing the production of a massive quark-antiquark pair in electron positron collisions at next-to-next-to-leading order in the coupling $\alpha_s$ of quantum…

High Energy Physics - Phenomenology · Physics 2017-02-01 Long Chen , Oliver Dekkers , Dennis Heisler , Werner Bernreuther , Zong-Guo Si

At hadron colliders, the search for R-parity violating supersymmetry can probe scalar masses beyond what is covered by pair production processes. We evaluate the next-to-leading order SUSY-QCD corrections to the associated stop or sbottom…

High Energy Physics - Phenomenology · Physics 2011-01-27 A. Alves , O. Eboli , T. Plehn

Because of the top quark's very large mass, about 175~GeV, it now provides the best window into flavor physics. Thus, pair--production of top quarks at the Tevatron Collider is the best probe of this physics until the Large Hadron Collider…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kenneth Lane

The theoretical status of MSSM particle production at the hadron colliders Tevatron and LHC is reviewed, including next-to-leading order supersymmetric QCD corrections. The higher-order corrections significantly reduce the theoretical…

High Energy Physics - Phenomenology · Physics 2009-04-13 Michael Krämer

Many new physics models predict resonances with masses in the TeV range which decay into a pair of top quarks. With its large cross section, t\bar t production at the Large Hadron Collider (LHC) offers an excellent opportunity to search for…

High Energy Physics - Phenomenology · Physics 2008-11-26 U. Baur , L. H. Orr

We construct an approximate expression for the total cross section for the production of a heavy quark-antiquark pair in hadronic collisions at next-to-next-to-next-to-leading order (N$^3$LO) in $\alpha_s$. We use a technique which exploits…

High Energy Physics - Phenomenology · Physics 2015-09-09 Claudio Muselli , Marco Bonvini , Stefano Forte , Simone Marzani , Giovanni Ridolfi

We summarize calculations of the cross section for top quark production at hadron colliders within the context of perturbative quantum chromodynamics, including resummation of the effects of initial-state soft gluon radiation to all orders…

High Energy Physics - Phenomenology · Physics 2007-05-23 Edmond L. Berger , Harry Contopanagos

Results from inclusive and differential measurements of the production cross sections for top quarks in proton-proton collisions at center-of-mass energies of 7 and 8 TeV are compared to predictions at next-to-leading and…

High Energy Physics - Experiment · Physics 2019-08-14 Sebastian Naumann-Emme
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