Name: LHC TOP WG meeting
Start: 2024-04-24T14:00:00+02:00
End: 2024-04-26T13:15:00+02:00
Location: CERN

LHC TOP WG meeting

from Wednesday, April 24, 2024 (2:00 PM) to Friday, April 26, 2024 (1:15 PM)

Monday, April 22, 2024
Tuesday, April 23, 2024
Wednesday, April 24, 2024
2:00 PM Joint session of the LHC EFT and Top Working Groups: Experimental talks
Experimental talks
2:00 PM - 3:30 PM
Room: 4/3-006 - TH Conference Room
Contributions

2:00 PM Measurements of inclusive and differential cross-sections of tt_bar+γ production in pp collisions at Sqrt(s)=13 TeV with the ATLAS detector - Jan Hahn (Universitaet Siegen) Jan Joachim Hahn (Universitaet Siegen (DE))

2:30 PM Search for charged-lepton-flavour violating μτqt interactions in top-quark production and decay in pp collisions at √s = 13 TeV with the ATLAS detector at the LHC - Jacob Julian Kempster (University of Sussex (GB))

3:00 PM Search for baryon number violation in top quark production and decay using proton-proton collisions at √ s = 13 TeV - Reza Goldouzian (University of Notre Dame (US))
3:30 PM Coffee break
Coffee break
3:30 PM - 4:00 PM
Room: 4/3-006 - TH Conference Room
4:00 PM Joint session of the LHC EFT and Top Working Groups: Presentations from theory
Presentations from theory
4:00 PM - 6:00 PM
Room: 4/3-006 - TH Conference Room
Contributions

4:00 PM Collider sensitivity to SMEFT heavy-quark operators at one-loop in top-quark processes - Andrés Felipe Vásquez Tocora (IFT - Universidade Estadual Paulista - Julio de Mesquita Filho)

4:30 PM Renormalisation group running effects in p p → tt_bar h pp → tt_bar h in the Standard Model Effective Field Theory - Stefano Di Noi (Università di Padova and INFN, Sezione di Padova)

5:00 PM Indirect constraints on top quark operators from a global SMEFT analysis - Alfredo Stanzione

5:30 PM Quantum Top Entanglement in SMEFT - Claudio Severi (University of Manchester) Claudio Severi (Universita e INFN, Bologna (IT))
6:00 PM Joint drink in salle de pas perdu
Joint drink in salle de pas perdu
6:00 PM - 8:00 PM
Room: Salle de pas perdu
Thursday, April 25, 2024
9:00 AM LHC top WG Open Meeting: Introduction and top-quark mass
Introduction and top-quark mass
9:00 AM - 11:00 AM
Room: 4/3-006 - TH Conference Room
Contributions

9:00 AM Introduction - Fabio Maltoni (Universite Catholique de Louvain (UCL) (BE) and Università di Bologna) Jose Enrique Palencia Cortezon (Universidad de Oviedo (ES)) Maria Aldaya Martin (DESY) Wolfgang Wagner (Bergische Universitaet Wuppertal (DE))

9:30 AM Combination of measurements of the top quark mass from data collected by the ATLAS and CMS experiments at √s = 7 and 8 TeV - Mark Andrew Owen (University of Glasgow (GB)) Martijn Mulders (CERN) Matteo Defranchis (CERN)

10:00 AM Top-quark pole mass extraction at NNLO accuracy, from total, single- and double-differential cross sections for ttˉ+X production at the LHC - Oleksandr Zenaiev Oleksandr Zenaiev (Hamburg University)

10:30 AM A blueprint for understanding the Monte-Carlo top quark mass parameter - Andre Hoang Andre Hoang (Austrian Academy of Sciences (AT))
11:00 AM Coffee break
Coffee break
11:00 AM - 11:30 AM
Room: 4/3-006 - TH Conference Room
11:30 AM LHC top WG Open Meeting: Flavour changing neutral currents / lepton flavour violation
Flavour changing neutral currents / lepton flavour violation
11:30 AM - 1:00 PM
Room: 4/3-006 - TH Conference Room
Contributions

11:30 AM ATLAS-CMS comparison: Search for flavour-changing neutral-current couplings between the top quark and Higgs boson in multi-lepton final states - Marvin Emin Geyik (Bergische Universitaet Wuppertal (DE))

12:00 PM ATLAS-Highlight-1: Precise test of lepton flavour universality in W-boson decays into muons and electrons in pp collisions at √s = 13 TeV with the ATLAS detector - Richard Hawkings (CERN)

12:30 PM Dark matter as the trigger of flavor changing neutral current decays of the top quark - Adil Jueid (Institute for Basic Science)
1:00 PM Lunch Break
Lunch Break
1:00 PM - 2:30 PM
Room: 4/3-006 - TH Conference Room
2:30 PM LHC top WG Open Meeting: Interference effects in Top+X processes
Interference effects in Top+X processes
2:30 PM - 4:30 PM
Room: 4/3-006 - TH Conference Room
Contributions

2:30 PM Theory predictions for tZj production - Davide Pagani (Universita e INFN, Bologna (IT))

3:00 PM CMS-Highlight-1: Measurement of inclusive and differential cross sections for single top quark production in association with a W boson in proton-proton collisions at 13.6 TeV - Alejandro Soto Rodriguez (Universidad de Oviedo (ES))

3:30 PM CMS-Highlight-2: Inclusive and differential measurement of top quark cross sections in association with a Z boson - Federica Colombina (Deutsches Elektronen-Synchrotron (DE))

4:00 PM Top-Quark Decay at Next-to-Next-to-Next-to-Leading Order in QCD - Xiang Chen (Peking University)
4:30 PM Coffee break
Coffee break
4:30 PM - 5:00 PM
Room: 4/3-006 - TH Conference Room
5:00 PM LHC top WG Open Meeting
5:00 PM - 6:00 PM
Room: 4/3-006 - TH Conference Room
Contributions

5:00 PM CMS-Highlight-3: Measurement of the inclusive tt cross section in final states with one lepton and additional jets and combination with the final states with two leptons at 5.02 TeV with 2017 data - Javier Del Riego Badas (Universidad de Oviedo (ES))

5:30 PM The rise and fall of light stops in the LHC top quark sample - Roberto Franceschini (Rome 3 U.)
7:00 PM Dinner (Cafe de La Place)
Dinner (Cafe de La Place)
7:00 PM - 9:00 PM
Room: 4/3-006 - TH Conference Room
Friday, April 26, 2024
9:30 AM LHC top WG Open Meeting: Four-top-quark production
Four-top-quark production
9:30 AM - 11:00 AM
Room: 4/3-006 - TH Conference Room
Contributions

9:30 AM 3t vs 4t calculation at C-NLO - Hesham El Faham (The University of Manchester)

10:00 AM Plans for 4-top-quark LHCtopWG combination - Baptiste Ravina (Georg August Universitaet Goettingen (DE)) Kirill Skovpen (Ghent University (BE))

10:30 AM Four top final states with NLO accuracy in perturbative QCD: 4 lepton channel - Malgorzata Maria Worek (Rheinisch Westfaelische Tech. Hoch. (DE)) Nikolaos Dimitrakopoulos
11:00 AM Coffee break
Coffee break
11:00 AM - 11:30 AM
Room: 4/3-006 - TH Conference Room
11:30 AM LHC top WG Open Meeting: Observation of entanglement in top-quark-antiquark pair production
Observation of entanglement in top-quark-antiquark pair production
11:30 AM - 1:00 PM
Room: 4/3-006 - TH Conference Room
Contributions

11:30 AM Probing entanglement in top quark production with the CMS detector - Andreas Werner Jung (Purdue University (US)) Giulia Negro (Purdue University (US))

12:00 PM Comparison of the ATLAS and CMS measurements of entanglement in top-quark-antiquark pair production - Yoav Afik (University of Chicago (US))

12:30 PM Threshold and bound state effects in tt - Claudio Severi (Universita e INFN, Bologna (IT)) Claudio Severi (University of Manchester)