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, November 14, 2019 (9:00 AM) to Friday, November 15, 2019 (1:00 PM)

Monday, November 11, 2019
Tuesday, November 12, 2019
Wednesday, November 13, 2019
Thursday, November 14, 2019
9:00 AM Plenary: Introduction, Highlights
Introduction, Highlights
9:00 AM - 10:20 AM
Room: 40/S2-D01 - Salle Dirac
Contributions

9:00 AM Introduction - Maria Aldaya Martin (DESY) Martijn Mulders (CERN) Michelangelo Mangano (CERN) Reinhard Schwienhorst (Michigan State University (US))

9:20 AM ATLAS highlight: ttbar l+jets differential cross-section measurement - Federica Fabbri (University of Glasgow (GB))

9:50 AM CMS Highlight - Agostino De Iorio (Universita e sezione INFN di Napoli (IT))
10:20 AM Coffee Break
Coffee Break
10:20 AM - 10:50 AM
10:50 AM Plenary: ttW/Z as background or signal in ttV, (t)tH, tttt ...
ttW/Z as background or signal in ttV, (t)tH, tttt ...
10:50 AM - 12:20 PM
Room: 40/S2-D01 - Salle Dirac
Contributions

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

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

11:50 AM ttZ/ttW theory - Rikkert Frederix (Lund University)
12:30 PM Lunch break
Lunch break
12:30 PM - 2:00 PM
2:00 PM Plenary: Di-lepton differential cross-section
Di-lepton differential cross-section
2:00 PM - 3:30 PM
Room: 60/6-015 - Room Georges Charpak (Room F)
Contributions

2:00 PM Differential ttbar dilepton and fiducial definition for dilepton analysis - Richard Hawkings (CERN)

2:30 PM Ttbar dilepton theory update - Alexander Mitov (University of Cambridge (GB))

3:00 PM Discussion of ttbar dilepton fiducial phase space definitions - Francesco Spano (Royal Holloway, University of London (GB)) Maria Aldaya Martin (DESY)

3:05 PM Exploring (BSM) sources of the dilepton delta phi discrepancy - Juan Antonio Aguilar Saavedra (LIP Laboratorio de Instrumentacao e Fisica Experimental de Part)
3:30 PM Coffee Break
Coffee Break
3:30 PM - 4:00 PM
4:00 PM Plenary: EFT and top mass theory
EFT and top mass theory
4:00 PM - 7:00 PM
Room: 60/6-015 - Room Georges Charpak (Room F)
Contributions

4:00 PM Top mass theory including follow-ups from previous meeting and from Top2019 - Paolo Nason (Universita & INFN, Milano-Bicocca (IT))

4:30 PM Running top mass - S. Moch (UHH)

5:00 PM EFT theory: SMEFTsim - Ilaria Brivio (University of Heidelberg)

5:30 PM A global search for new physics in the top sector - Eleni Vryonidou (CERN)

5:55 PM Overview of ongoing ATLAS+CMS combinations - Mohammad Kareem (York University (CA))
7:00 PM Dinner at La Meyrinoise
Dinner at La Meyrinoise
7:00 PM - 8:30 PM
Friday, November 15, 2019
9:00 AM Plenary: Top mass and Color reconnection in Pythia
Top mass and Color reconnection in Pythia
9:00 AM - 11:00 AM
Room: 60/6-015 - Room Georges Charpak (Room F)
Contributions

9:00 AM ATLAS highlight: tt+gamma cross-section - Carmen Diez Pardos (Universitaet Siegen (DE))

9:30 AM Top mass from boosted jets at 13 TeV - Dennis Schwarz (Hamburg University (DE))

9:50 AM 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 AM Pythia and Colour Reconnection - Peter Skands (Monash University (AU))
11:00 AM Coffee Break
Coffee Break
11:00 AM - 11:30 AM
11:30 AM Plenary: Unfolding and other topics
Unfolding and other topics
11:30 AM - 1:00 PM
Room: 60/6-015 - Room Georges Charpak (Room F)
Contributions

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

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

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