87 citations · 672 across the 33 of their papers we have counts for
34 papers · 1 filter
NLO QCD predictions for off-shell production in association with a light jet at the LHC
Huan-Yu Bi, Manfred Kraus, Minos Reinartz +1
In view of the persisting tension between theoretical predictions and the LHC data for the production process, we present the state-of-the-art full off-shell…
Theory advances for multi-lepton predictions
Manfred Kraus
We report on recent theoretical advances in the description of the process. First, we discuss a comparison of many state-of-the-art predictions for multi-lepton s…
Report of the Topical Group on Top quark physics and heavy flavor production for Snowmass 2021
Reinhard Schwienhorst, Doreen Wackeroth, Kaustubh Agashe +68
This report summarizes the work of the Energy Frontier Topical Group on EW Physics: Heavy flavor and top quark physics (EF03) of the 2021 Community Summer Study (Snowmass). It aims…
Comparison of theory predictions in the channel
Manfred Kraus
We report on our recent comparison of various theoretical approaches to predict fiducial signatures for in the decay channel at an…
Full off-shell NLO QCD predictions for at the LHC
Manfred Kraus
We report on state-of-the-art theoretical predictions for including full off-shell effects in the di-lepton decay channel at NLO QCD accuracy. We briefly d…
NLO QCD corrections to full off-shell production of including leptonic decays
Giuseppe Bevilacqua, Heribertus Bayu Hartanto, Manfred Kraus +2
Motivated by ongoing new physics searches in the top-quark sector at the Large Hadron Collider we report on the calculation of NLO QCD corrections to the Standard Model $pp\to t\ba…
at the LHC: On the size of off-shell effects and prompt -jet identification
Giuseppe Bevilacqua, Huan-Yu Bi, Heribertus Bayu Hartanto +3
We investigate full off-shell effects in production in the dilepton channel at the LHC with the center-of-mass energy TeV. Specifically, we compu…
off-shell in the di-lepton channel
Manfred Kraus
We report on our recent calculation for the off-shell process in the di-lepton decay channel at the LHC. Our results take into account NLO QCD corrections for th…
On the modeling of signatures at the LHC
Manfred Kraus
We discuss our recent progress on improving the theoretical description of the process with particular focus on fiducial signatures that include top-quark de…
Parton shower effects in production at NLO QCD
Manfred Kraus
We present a selection of results from our recent study of production matched to partons showers at NLO QCD at the LHC. Theoretical predictions are obtained a…
Hadroproduction of four top quarks in the POWHEG BOX
Tomáš Ježo, Manfred Kraus
We present a new Monte Carlo event generator for the hadronic production of four top quarks in the POWHEG BOX framework. Besides the dominant next-to-leading order QCD corrections…
Modeling uncertainties of multilepton signatures
G. Bevilacqua, H. Y. Bi, F. Febres Cordero +5
In light of recent discrepancies between the modeling of signatures and measurements reported by the Large Hadron Collider (LHC) experimental collaborations, we in…
at the LHC: On the size of corrections and -jet definitions
Giuseppe Bevilacqua, Huan-Yu Bi, Heribertus Bayu Hartanto +3
We report on the calculation of the next-to-leading order QCD corrections to the production of a pair in association with two heavy-flavour jets. We concentrate on the d…
Heavy QCD Axion in transition: Enhanced Limits and Projections
Sabyasachi Chakraborty, Manfred Kraus, Vazha Loladze +2
We study a "heavy" QCD axion whose coupling to the standard model is dominated by but with . This is well motivated as it can solve the str…
Top-quark pair production in association with a gauge boson in the POWHEG-BOX
F. Febres Cordero, M. Kraus, L. Reina
We present a new Monte Carlo event generator for the production of a top-quark pair in association with a boson at hadron colliders in the POWHEG-BOX framework. We consider…
NLO QCD corrections to off-shell production at the LHC: Correlations and Asymmetries
Giuseppe Bevilacqua, Huan-Yu Bi, Heribertus Bayu Hartanto +3
Recent discrepancies between theoretical predictions and experimental data in multi-lepton plus -jets analyses for the process, as reported by the ATLAS collabor…
The Matrix Element Method as a tool for precision and accuracy
Till Martini, Manfred Kraus, Sascha Peitzsch +1
The Matrix Element Method is a promising multi-variate analysis tool which offers an optimal approach to compare theory and experiment according to the Neyman-Pearson lemma. Howeve…
The simplest of them all: at NLO accuracy in QCD
Giuseppe Bevilacqua, Huan-Yu Bi, Heribertus Bayu Hartanto +2
Recent measurements of the process in multi-lepton final states, as performed by the ATLAS collaboration in the context of the Higgs boson studies in the $t\b…
Off-shell vs on-shell modelling of top quarks in photon associated production
G. Bevilacqua, H. B. Hartanto, M. Kraus +2
We present a comparative study of various approaches for modelling of the final state in production at the LHC. Working at the NLO in QC…
Exploring BSM Higgs couplings in single top-quark production
Manfred Kraus, Till Martini, Sascha Peitzsch +1
In this article we study a Standard Model extension modifying the top-quark Yukawa coupling to the Higgs boson by allowing a mixture of CP-odd and -even couplings. Single top-quark…
Cross section ratios as a precision tool for
Manfred Kraus
We report on our recent calculation for the off-shell ttA process and its potential for precision measurements by constructing ratios of total and differential cross sections. Prec…
Towards constraining Dark Matter at the LHC: Higher order QCD predictions for
G. Bevilacqua, H. B. Hartanto, M. Kraus +2
Triggered by ongoing dark matter searches in the top quark sector at the Large Hadron Collider we report on the calculation of the next-to-leading order QCD corrections to the Stan…
Matrix Element Method at NLO for (anti-)-jet algorithms
Manfred Kraus, Till Martini, Peter Uwer
In this article, we present a method to calculate a posteriori event weights at next-to-leading-order (NLO) QCD accuracy for a given jet event defined by the (anti-) algorithm…
Precise predictions for cross section ratios at the LHC
G. Bevilacqua, H. B. Hartanto, M. Kraus +2
With the goal of increasing the precision of NLO QCD predictions for the process in the di-lepton top quark decay channel we present theoretical predictions for…