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Heavy-flavor production in global QCD analyses: updates from CTEQ

28 Mar 2023, 15:20
20m
Auditorium (MSU Kellogg Center)

Auditorium

MSU Kellogg Center

Parallel talk WG1: Structure Functions and Parton Densities WG 1

Speaker

Marco Guzzi (Kennesaw State University)

Description

We report about the impact of novel high-precision top-quark pair production 13 TeV measurements and other HF data from ATLAS and CMS on the CT18 global analysis of PDFs. We discuss features of a new top-quark data combination which complements the CT18 baseline. We discuss the impact on the gluon PDF and the extraction of the mass of the top quark in the pole mass approximation.
This abstract is suitable for a talk in both the WG1 and WG4 working groups.

Submitted on behalf of a Collaboration? Yes
Participate in poster competition? No

Primary authors

Mr Alim Ablat (XinJiang University) Prof. C.-P. Yuan (Michigan State University) Dr Ibrahim Sitiwaldi (Xinjiang University) Dr Keping Xie (Pittsburgh University) Marco Guzzi (Kennesaw State University) Dr Sayipjamal Dulat (XinJiang University) Dr Tie-Jiun Hou (University of South China)

Presentation materials