Name: LHC TOP WG meeting
Start: 2019-11-14T09:00:00+01:00
End: 2019-11-15T13:00:00+01:00
Location: CERN

LHC TOP WG meeting

from Thursday, 14 November 2019 (09:00) to Friday, 15 November 2019 (13:00)

Monday, 11 November 2019
Tuesday, 12 November 2019
Wednesday, 13 November 2019
Thursday, 14 November 2019
09:00 Introduction, Highlights
Introduction, Highlights
09:00 - 10:20
Room: 40/S2-D01 - Salle Dirac
Contributions

09:00 Introduction - Maria Aldaya Martin (DESY) Martijn Mulders (CERN) Michelangelo Mangano (CERN) Reinhard Schwienhorst (Michigan State University (US))

09:20 ATLAS highlight: ttbar l+jets differential cross-section measurement - Federica Fabbri (University of Glasgow (GB))

09:50 CMS Highlight - Agostino De Iorio (Universita e sezione INFN di Napoli (IT))
10:20 Coffee Break
Coffee Break
10:20 - 10:50
10:50 ttW/Z as background or signal in ttV, (t)tH, tttt ...
ttW/Z as background or signal in ttV, (t)tH, tttt ...
10:50 - 12:20
Room: 40/S2-D01 - Salle Dirac
Contributions

10:50 ttV as signal: ATLAS and CMS measurements of ttZ, ttW - Didar Dobur (Ghent University (BE))

11:20 ttV as background in ATLAS and CMS - Elizaveta Shabalina (Georg August Universitaet Goettingen (DE))

11:50 ttZ/ttW theory - Rikkert Frederix (Lund University)
12:30 Lunch break
Lunch break
12:30 - 14:00
14:00 Di-lepton differential cross-section
Di-lepton differential cross-section
14:00 - 15:30
Room: 60/6-015 - Room Georges Charpak (Room F)
Contributions

14:00 Differential ttbar dilepton and fiducial definition for dilepton analysis - Richard Hawkings (CERN)

14:30 Ttbar dilepton theory update - Alexander Mitov (University of Cambridge (GB))

15:00 Discussion of ttbar dilepton fiducial phase space definitions - Francesco Spano (Royal Holloway, University of London (GB)) Maria Aldaya Martin (DESY)

15:05 Exploring (BSM) sources of the dilepton delta phi discrepancy - Juan Antonio Aguilar Saavedra (LIP Laboratorio de Instrumentacao e Fisica Experimental de Part)
15:30 Coffee Break
Coffee Break
15:30 - 16:00
16:00 EFT and top mass theory
EFT and top mass theory
16:00 - 19:00
Room: 60/6-015 - Room Georges Charpak (Room F)
Contributions

16:00 Top mass theory including follow-ups from previous meeting and from Top2019 - Paolo Nason (Universita & INFN, Milano-Bicocca (IT))

16:30 Running top mass - S. Moch (UHH)

17:00 EFT theory: SMEFTsim - Ilaria Brivio (University of Heidelberg)

17:30 A global search for new physics in the top sector - Eleni Vryonidou (CERN)

17:55 Overview of ongoing ATLAS+CMS combinations - Mohammad Kareem (York University (CA))
19:00 Dinner at La Meyrinoise
Dinner at La Meyrinoise
19:00 - 20:30
Friday, 15 November 2019
09:00 Top mass and Color reconnection in Pythia
Top mass and Color reconnection in Pythia
09:00 - 11:00
Room: 60/6-015 - Room Georges Charpak (Room F)
Contributions

09:00 ATLAS highlight: tt+gamma cross-section - Carmen Diez Pardos (Universitaet Siegen (DE))

09:30 Top mass from boosted jets at 13 TeV - Dennis Schwarz (Hamburg University (DE))

09:50 ATLAS SMT top mass and uncertainties at 13 TeV with focus on b-fragmentation (ATLAS) and Color Reconnection (CMS) - Umberto De Sanctis (INFN e Universita Roma Tor Vergata (IT))

10:30 Pythia and Colour Reconnection - Peter Skands (Monash University (AU))
11:00 Coffee Break
Coffee Break
11:00 - 11:30
11:30 Unfolding and other topics
Unfolding and other topics
11:30 - 13:00
Room: 60/6-015 - Room Georges Charpak (Room F)
Contributions

11:30 ATLAS Ttbar charge asymmetry measurement and unfolding with FBU - Clement Helsens (CERN)

11:55 Unfolding comparison ATLAS/CMS - Olaf Behnke (DESY)

12:15 CMS Highlight: - Marc Dünser (CERN)