The path to proton structure at 1% accuracy: NNPDF Collaboration

RD Ball, S Carrazza, J Cruz-Martinez… - The European Physical …, 2022 - Springer
We present a new set of parton distribution functions (PDFs) based on a fully global dataset
and machine learning techniques: NNPDF4. 0. We expand the NNPDF3. 1 determination …

Parton distribution functions, , and heavy-quark masses for LHC Run II

S Alekhin, J Blümlein, S Moch, R Plačakytė - Physical Review D, 2017 - APS
We determine a new set of parton distribution functions (ABMP16), the strong coupling
constant α s and the quark masses mc, mb and mt in a global fit to next-to-next-to-leading …

The QCD renormalization group equation and the elimination of fixed-order scheme-and-scale ambiguities using the principle of maximum conformality

XG Wu, JM Shen, BL Du, XD Huang, SQ Wang… - Progress in Particle and …, 2019 - Elsevier
The conventional scale setting approach to fixed-order perturbative QCD (pQCD)
predictions is based on a guessed renormalization scale, usually taking as the one to …

Parton distributions in the LHC era: MMHT 2014 PDFs

LA Harland-Lang, AD Martin, P Motylinski… - The European Physical …, 2015 - Springer
We present LO, NLO and NNLO sets of parton distribution functions (PDFs) of the proton
determined from global analyses of the available hard scattering data. These MMHT2014 …

Top-pair production and decay at NLO matched with parton showers

JM Campbell, RK Ellis, P Nason, E Re - Journal of High Energy Physics, 2015 - Springer
A bstract We present a next-to-leading order (NLO) calculation of\(t\overline {t}\) production
in hadronic collisions interfaced to shower generators according to the POWHEG method …

Top-quark physics: status and prospects

U Husemann - Progress in Particle and Nuclear Physics, 2017 - Elsevier
After the discovery of the top quark more than 20 years ago, its properties have been studied
in great detail both in production and in decay. Increasingly sophisticated experimental …

Measurement of the Top Quark Pair Production Cross Section in Proton-Proton Collisions at

V Khachatryan, AM Sirunyan, A Tumasyan, W Adam… - Physical review …, 2016 - APS
The top quark pair production cross section is measured for the first time in proton-proton
collisions at s= 13 TeV by the CMS experiment at the CERN LHC, using data corresponding …

Constraining top quark effective theory in the LHC Run II era

A Buckley, C Englert, J Ferrando, DJ Miller… - Journal of High Energy …, 2016 - Springer
A bstract We perform an up-to-date global fit of top quark effective theory to experimental
data from the Tevatron, and from LHC Runs I and II. Experimental data includes total cross …

Combining QED and approximate LO QCD corrections in a global PDF fit: MSHT20qed_an3lo PDFs

T Cridge, LA Harland-Lang, RS Thorne - SciPost Physics, 2024 - scipost.org
We present the MSHT20qed_an3lo parton distribution functions (PDFs). These result from
the first global PDF analysis to combine QED and approximate $ N^ 3$ LO (a $ N^ 3$ LO) …

Weak interactions in top-quark pair production at hadron colliders: an update

JH Kühn, A Scharf, P Uwer - Physical Review D, 2015 - APS
Weak corrections for top-quark pair production at hadron colliders are revisited. Predictions
for collider energies of 8 TeV, adopted to the recent LHC run, and for 13 as well as 14 TeV …