Infrared-safe flavoured anti-kT jets

M Czakon, A Mitov, R Poncelet - Journal of High Energy Physics, 2023 - Springer
A bstract Flavour tagging is technically challenging on the experimental side. However, it
suffers from a more fundamental problem from the theoretical point of view, in particular …

Flavored jets with exact anti- kinematics and tests of infrared and collinear safety

F Caola, R Grabarczyk, ML Hutt, GP Salam, L Scyboz… - Physical Review D, 2023 - APS
We propose extensions of the anti-kt and Cambridge/Aachen hierarchical jet clustering
algorithms that are designed to retain the exact jet kinematics of these algorithms, while …

Les Houches 2021—physics at TeV colliders: report on the standard model precision wishlist

A Huss, J Huston, S Jones… - Journal of Physics G …, 2023 - iopscience.iop.org
Les Houches activities in 2021 were truncated due to the lack of an in-person component.
However, given the rapid progress in the field and the restart of the LHC, we wanted to …

Associated production of a boson and massive bottom quarks at next-to-next-to-leading order in QCD

L Buonocore, S Devoto, S Kallweit, J Mazzitelli… - Physical Review D, 2023 - APS
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 …

Machine learning-based jet and event classification at the Electron-Ion Collider with applications to hadron structure and spin physics

K Lee, J Mulligan, M Płoskoń, F Ringer… - Journal of High Energy …, 2023 - Springer
A bstract We explore machine learning-based jet and event identification at the future
Electron-Ion Collider (EIC). We study the effectiveness of machine learning-based classifiers …

[HTML][HTML] NNLO QCD predictions for Z-boson production in association with a charm jet within the LHCb fiducial region

R Gauld, GD Ridder, EWN Glover, A Huss… - The European Physical …, 2023 - Springer
We compute next-to-next-to-leading order (NNLO) QCD corrections to neutral vector boson
production in association with a charm jet at the LHC. This process is studied in the forward …

A detailed investigation of W+ c-jet at the LHC

M Czakon, A Mitov, M Pellen, R Poncelet - Journal of High Energy Physics, 2023 - Springer
A bstract State-of-the-art analyses of W+ c-jet production at the LHC require precise
predictions. In the present work, we study in detail the impact of off-diagonal CKM elements …

NNLO B-fragmentation fits and their application to production and decay at the LHC

M Czakon, T Generet, A Mitov, R Poncelet - Journal of High Energy …, 2023 - Springer
A bstract In this work we derive three sets of non-perturbative fragmentation functions, with
uncertainties, for B-hadrons, J/ψ's and muons resulting from semileptonic B decays. All three …

[HTML][HTML] B-hadron production at the LHC from bottom-quark pair production at NNLO+ PS

J Mazzitelli, A Ratti, M Wiesemann, G Zanderighi - Physics Letters B, 2023 - Elsevier
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 …

Towards a nonperturbative formulation of the jet charge

ZB Kang, AJ Larkoski, J Yang - Physical Review Letters, 2023 - APS
The jet charge is an old observable that has proven uniquely useful for discrimination of jets
initiated by different flavors of light quarks, for example. In this Letter, we propose an …