LHC TOP WG meeting

from Monday 5 June 2023 (13:00) to Wednesday 7 June 2023 (15:45)
CERN (40/S2-D01)

        : Sessions
    /     : Talks
        : Breaks
5 Jun 2023
6 Jun 2023
7 Jun 2023
AM
09:00
Mini-session (until 13:05)
09:00 Investigation of scale dependence in the MSR and MSbar top mass schemes for the tt invariant mass differential xsec using LHC data - Dr Toni Makela (NCBJ)  
09:20 --- Discussion ---
09:30 New top mass calibration results for inclusive and differential top quark mass observables - Andre Hoang  
09:50 --- Discussion ---
10:00 Phenomenological analysis of LHC ttbar data at NNLO accuracy using the MATRIX framework - Oleksandr Zenaiev (Hamburg University) Oleksandr Zenaiev  
10:20 --- Discussion ---
11:00 --- Coffee break ---
11:20 Linear power correction for single top production - Melih Arslan Ozcelik (KIT - Karlsruhe Institute of Technology (DE))  
11:40 --- Discussion ---
11:50 ML approaches for parameter reweighting in MC samples for top production - Valentina Guglielmi (Deutsches Elektronen-Synchrotron (DE))  
12:10 --- Discussion ---
12:20 Thoughts on using ML methods to improve the understanding of ATLAS and CMS systematics - Jan Kieseler (CERN)  
12:30 --- Discussion ---
12:35 Informal discussion on status of tt threshold corrections - Andre Hoang Prof. Fabio Maltoni (Universite Catholique de Louvain (UCL) (BE) and Università di Bologna)  
10:00 ATLAS-CMS comparison: latest ttW results - Marcel Niemeyer (Georg August Universitaet Goettingen (DE)) Carlos Vico Villalba (Universidad de Oviedo (ES))  
10:30 --- Discussion ---
10:40 Status/Update NNLO calculation in ttW - Chiara Savoini (University of Zurich) Chiara Savoini  
11:00 --- Discussion ---
11:10 --- Lunch break ---
PM
13:00 Introduction - Maria Aldaya Martin (DESY) Wolfgang Wagner (Bergische Universitaet Wuppertal (DE)) Prof. Fabio Maltoni (Universite Catholique de Louvain (UCL) (BE) and Università di Bologna)  
13:20 --- Discussion ---
13:30 Common MC settings and other LHCtopWG activities - Reinhard Schwienhorst (Michigan State University (US)) Giulia Negro (Purdue University (US))  
13:50 --- Discussion ---
14:00 ATLAS-Highlight-1: t-channel cross section measurement - Joshua Aaron Reidelsturz (Bergische Universitaet Wuppertal (DE))  
14:20 --- Discussion ---
14:30 ATLAS-CMS comparison: tt cross sections in Run3 - Giovanni Guerrieri (Universita degli Studi di Udine (IT)) Giovanni Guerrieri (INFN - National Institute for Nuclear Physics) Joscha Knolle (Ghent University (BE))  
14:50 --- Discussion ---
15:00 CMS-Highlight-1: ttbb inclusive and differential cross sections, including ATLAS+CMS ttbb modelling comparisons - Jan van der Linden (KIT - Karlsruhe Institute of Technology (DE))  
15:30 --- Discussion ---
15:40 --- Coffee break ---
16:10
Mini-session (until 17:50)
16:10 ATLAS-CMS comparison: latest 4top results - Zhi Zheng (SLAC National Accelerator Laboratory (US)) Niels Van Den Bossche (Ghent University (BE))  
16:40 --- Discussion ---
16:50 On the BSM reach of 4top production at the LHC - Panagiotis Stylianou Panagiotis Stylianou (CERN)  
17:10 --- Discussion ---
17:20 4top resummation at threshold - Anna Kulesza (University of Muenster)  
17:40 --- Discussion ---
13:05 --- Lunch break ---
14:30 ATLAS-Highlight-2: Search for charged lepton flavour violation in top quark decays - Jacob Julian Kempster (University of Sussex (GB))  
14:50 --- Discussion ---
15:00 SMEFT top decay + entanglement - Claudio Severi (Universita e INFN, Bologna (IT))  
15:20 --- Discussion ---
15:30 Quantum discord and steering in top quarks at the LHC - Yoav Afik (CERN) Juan Ramon Munoz De Nova  
15:50 --- Discussion ---
16:00 ATLAS-Highlight-3: substructure - Federica Fabbri (University of Glasgow (GB))  
16:20 --- Discussion ---
16:30 Opportunities for BSM physics in top final states at a future e+e- factory - Roberto Franceschini (Rome 3 U.)  
16:45 --- Discussion ---
19:00 --- Dinner ---
13:00
Mini-session (until 15:15)
13:00 CMS-Highlight-2: Probing EFT models using ttX in multiple lepton final states - Reza Goldouzian (University of Notre Dame (US))  
13:20 --- Discussion ---
13:30 ATLAS+CMS comparison: latest results on FCNC (latest tgamma result from CMS, latest results from ATLAS) - Wei-Ming Yao (Lawrence Berkeley National Lab. (US)) Gholamhossein Haghighat (Institute for Research in Fundamental Sciences (IR))  
13:50 --- Discussion ---
14:00 Simultaneous CTEQ-TEA extraction of PDFs and SMEFT parameters from jet and tt data - Dr TIMOTHY J HOBBS (Argonne National Laboratory)  
14:20 --- Discussion ---
14:30 The top quark legacy of the LHC Run2 for PDF and SMEFT analyses - Dr Juan Rojo (VU Amsterdam and Nikhef)  
14:50 --- Discussion ---
14:55 --- Joint discussion on all EFT contributions ---
15:15 CMS-Highlight-3: evidence for tWZ production in multilepton final states - Alessia Saggio (Deutsches Elektronen-Synchrotron (DE))  
15:35 --- Discussion ---