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The 20th Workshop of the LHC Higgs Working Group

from Monday 13 November 2023 (09:00) to Wednesday 15 November 2023 (22:30)


        : Sessions
    /     : Talks
        : Breaks
13 Nov 2023
14 Nov 2023
15 Nov 2023
AM
09:00
Opening and Cross-Topic Plenary (until 10:30)
09:00 Welcome (10') - Katharine Leney (Southern Methodist University (US))  
09:10 CP violation in the Higgs couplings and beyond (20'+10') - Henning Bahl  
09:40 LHC Higgs Working Group Plans (15'+5') - Gudrun Heinrich (KIT)  
10:00 Charting the Higgs self-coupling boundaries (20'+10') - Gauthier Durieux (CP3 - UCLouvain)  
10:30 --- Coffee break ---
11:00
Cross-Topic Plenary (until 12:30) (503/1-001 - Council Chamber)
11:00 Triple Higgs production: A window on SM and BSM physics (20'+10') (remote) - Tania Natalie Robens (Rudjer Boskovic Institute (HR)) Benjamin Fuks  
11:30 Monte Carlo harmonisation (20'+10') (remote) - Xiaohu Sun (Peking University (CN))  
12:00 Updates from PDF global fits and aN3LO benchmarking (20'+10') (remote) - Maria Ubiali  
09:00
Plenary (WG1) (until 10:30)
09:00 ggF status report (20'+10') - Stephen Philip Jones (University of Durham (GB))  
09:30 VBF status report (20'+10') - Mathieu Pellen (University of Freiburg)  
10:00 ggZH status and prospects (20'+10') - Marco Vitti  
10:30 --- Coffee break ---
11:00
Plenary (WG4) (until 12:30) (503/1-001 - Council Chamber)
11:00 CMS HH experimental overview - Bruno Alves (Centre National de la Recherche Scientifique (FR))  
11:15 ATLAS HH experimental overview - Elisabeth Petit (CPPM, Aix-Marseille Université, CNRS/IN2P3 (FR))  
11:30 Higgs boson pair production at NLO in the POWHEG approach and the top quark mass uncertainties - Emanuele Angelo Bagnaschi (CERN/INFN Laboratori Nazionali di Frascati)  
11:50 Higgs boson production in association with bottom quarks at NLO matched to parton showers - Javier Mazzitelli Javier Mazzitelli (Paul Scherrer Institut (CH))  
12:10 NLO EW corrections for di-Higgs production - Kay Schönwald (University of Zuerich)  
09:00
WG1 Higgs XS&BR parallel (until 10:30)
09:00 Signal-Background interferfence effects in diphoton production beyond NLO QCD (17'+5') - Federico Buccioni  
09:22 Non-factorizable corrections to Higgs production in Vector Boson Fusion (15'+5') - Dr Ming-Ming Long (KIT-TTP)  
09:42 Improving NLO QCD event generators with high-energy EW corrections: ttH production (17'+5') - Timea Vitos  
10:04 Light quark Yukawa couplings from off-shell Higgs production (17'+5') [remote] - Ramona Groeber (Università di Padova and INFN, Sezione di Padova)  
09:00
WG2 Higgs Properties Parallel (until 10:30)
09:00 Update on common format & toolchain for SMEFT parametrisations, STXS & beyond (15'+7') - Eleonora Rossi (University of Oxford (GB))  
09:22 STXS beyond 1.2 (CPV and other considerations), experimental view (15'+7') - Benedict Tobias Winter (Albert Ludwigs Universitaet Freiburg (DE))  
09:44 STXS in decays (15'+7') - Michael Duehrssen-Debling (CERN)  
10:06 STXS beyond 1.2, BSM view (15'+7', remote) - Tilman Plehn Tilman Plehn Tilman Plehn (Heidelberg University)  
09:00
WG3 BSM Higgs Parallel (until 10:30)
09:00 Charged Higgs Cross section Updates - Emanuele Angelo Bagnaschi (CERN/INFN Laboratori Nazionali di Frascati)  
09:18 Recasts - Dr Louie Dartmoor Corpe (Laboratoire de Physique de Clermont (LPC))  
09:36 WG2+3 overview - Tania Natalie Robens (Rudjer Boskovic Institute (HR))  
09:54 How to study n-Higgs doublet models - Markos Maniatis (Departamento de Ciencias Basicas, UBB, Chillan, Chile)  
10:12 Search for X->Yh->VVtautau with the ATLAS detector [remote] - Babar Ali (Czech Technical University in Prague (CZ))  
09:00
WG4 HH and multi-Higgs Parallel (until 10:30)
09:00 Overview of triple Higgs physics at the LHC - Marko Stamenkovic (Brown University (US))  
09:30 2HDM Triple Higgs couplings at NLO at the HL-LHC - Kateryna Radchenko Serdula (DESY)  
09:50 NLO QCD corrections in the 2HDM - Michael Spira (Paul Scherrer Institute (CH))  
10:10 Vector-boson polarization in VBF di-Higgs production - Anna Sophie Tegetmeier (Centre National de la Recherche Scientifique (FR))  
10:30 --- Coffee break ---
11:00
WG1 Higgs XS&BR parallel (until 12:30)
11:00 CMS Hbb boosted produced via VBF or gluon-fusion (15') [remote] - Jennet Elizabeth Dickinson (Fermi National Accelerator Lab. (US))  
11:15 ATLAS boosted Higgs results (15') [remote] - Zhi Zheng (SLAC National Accelerator Laboratory (US))  
11:30 Discussion: CMS & ATLAS boosted Higgs results (15')  
11:45 ATLAS off-shell results (15') - Michiel Jan Veen (University of Massachusetts (US))  
12:00 CMS off-shell results (15') [remote] - Savvas Kyriacou (Johns Hopkins University (US))  
12:15 Discussion: ATLAS & CMS offshell results  
11:00
WG2 Higgs Properties Parallel (until 12:40)
11:00 STXS - SM view and discussion intro - Frank Tackmann (Deutsches Elektronen-Synchrotron (DE)) Frank Tackmann  
11:20 Discussion - The path to the next STXS binning - Frank Tackmann (Deutsches Elektronen-Synchrotron (DE)) Frank Tackmann  
12:05 Constraints on EFT operators from Higgs property fits (20'+10', remote) - Andrei Gritsan (Johns Hopkins University (US))  
11:00
WG3 BSM Higgs Parallel (until 12:30)
11:00 Search for $h\rightarrow aa \rightarrow 2\mu 2b/2b2\tau$ with the CMS experiment - Pallabi Das (Princeton University (US))  
11:15 Search for $h\rightarrow aa\rightarrow 4\gamma$ with the ATLAS experiment - Peter Kramer (Johannes Gutenberg Universitaet Mainz (DE))  
11:30 Emerging jet probes of strongly interacting dark sectors - Dr José Francisco Zurita (IFIC - Univ. of Valencia and CSIC (ES))  
11:45 SMEFT at NNLO+PS: $Vh$ production - Luc Schnell (Max Planck Institute for Physics)  
12:00 New Developments in MSSM Higgs Production and Decay - Michael Spira (Paul Scherrer Institute (CH))  
12:15 2HDM scans - Matteo Bonanomi (Hamburg University)  
11:00
WG4 HH and multi-Higgs Parallel (until 12:30)
11:00 Resonant di-Higgs production in the RxSM: Pure resonant vs. full cross sections - Alain Verduras  
11:20 New trigger strategies targeting HH events at the CMS experiment in Run 3 - Stephane Brunet Cooperstein (Univ. of California San Diego (US))  
PM
12:30 --- Lunch break and ATLAS visits ---
14:00
Plenary (WG2) (until 15:30) (503/1-001 - Council Chamber)
14:00 Recent couplings and cross-section measurements from ATLAS and CMS (15'+7', remote) - Kunlin Ran (Deutsches Elektronen-Synchrotron (DE))  
14:22 Recent mass, width and CP results from ATLAS and CMS (15'+7', remote) - Filippo Errico (Sapienza Universita e INFN, Roma I (IT))  
14:44 BSM interpretations of Higgs measurements (15'+7') - Thomas Biekoetter  
15:06 Constraining ALPs with Higgs data via SMEFT (15'+7') - Anke Biekoetter (JGU Mainz)  
15:30 --- Coffee break ---
16:00
Plenary (WG3) (until 17:30) (503/1-001 - Council Chamber)
16:00 Extended Higgs Sector Summary - Tania Natalie Robens (Rudjer Boskovic Institute (HR))  
16:22 MSSM Working Group Summary - Emanuele Angelo Bagnaschi (CERN/INFN Laboratori Nazionali di Frascati)  
16:44 Exotic Higgs Decays Summary - Carlos Vazquez Sierra (Universidade de Santiago de Compostela (ES))  
17:06 NMSSM Working Group Summary - Daniel Winterbottom (Imperial College (GB))  
12:30 --- Lunch break ---
14:00
Plenary (WG1 + Future Colliders) (until 15:30) (503/1-001 - Council Chamber)
14:00 ttH/tH status report (20'+10') - Sergio Sanchez Cruz (Universitaet Zuerich (CH))  
14:30 Off-shell (20'+10') - Rafael Coelho Lopes De Sa (University of Massachusetts (US))  
15:00 ECFA Higgs/Top/Electroweak - overview, status and plans (20'+10') - Karsten Koeneke (Albert Ludwigs Universitaet Freiburg (DE))  
15:30 --- Coffee break ---
16:00
Anniversary Plenary - Reisaburo TANAKA Giampiero Passarino (Torino University) Chiara Mariotti (INFN Torino (IT)) Reisaburo Tanaka (LAL) Gian Piero Passarino (Universita e INFN Torino (IT)) Stefan Dittmaier (Albert Ludwigs Universitaet Freiburg (DE)) Reisaburo Tanaka (IJCLab, Université Paris-Saclay (FR)) Stefan Dittmaier (MPI fuer Physik) (until 17:40) (503/1-001 - Council Chamber)
16:00 Starting the LHC HXS WG - theory perspective - Stefan Dittmaier (Albert Ludwigs Universitaet Freiburg (DE)) Stefan Dittmaier (MPI fuer Physik)  
16:20 Starting the LHC HXS WG - experimental perspective - Reisaburo Tanaka (IJCLab, Université Paris-Saclay (FR))  
16:40 The good and bad of the Yellow Reports - Chiara Mariotti (INFN Torino (IT))  
17:00 LHCHWG: the paradigm shift - Gian Piero Passarino (Universita e INFN Torino (IT)) Giampiero Passarino (Torino University)  
19:00
Workshop dinner (until 22:00)
12:30 --- Lunch break ---
14:00
Plenary joint with LHC EFT WG (until 15:30)
14:00 SMEFT in the Higgs sector in CMS (15'+7') - Alessandro Calandri (Eidgenoessische Technische Hochschule Zuerich (CH))  
14:22 SMEFT in ATLAS (15'+7') - Eleonora Rossi (University of Oxford (GB))  
14:44 Higgs-gluon coupling in SMEFT (and EFT H+HH plans) (15'+7') - Stefano Di Noi (Università di Padova and INFN, Sezione di Padova)  
15:06 Diboson production in the SMEFT from gluon fusion (15'+7') - Marion Thomas (University of Manchester)  
15:30 --- Coffee break ---
16:00
Summary and Closeout Plenary - Julie Malcles (IRFU-CEA, Université Paris-Saclay (FR)) Tim Cohen (CERN) (until 17:30)
16:00 WG1 Higgs XS&BR: Outlook and Plans (10'+5') - Dr Alexander Karlberg (CERN)  
16:15 WG2 Higgs Properties: Outlook and Plans (10'+5') - Sarah Heim (Deutsches Elektronen-Synchrotron (DE))  
16:30 WG3 BSM Higgs: Outlook and Plans (10'+5') - Alexis Kalogeropoulos (Kansas State University (US))  
16:45 WG4 HH and multi-Higgs: Outlook and Plans (10'+5') - Javier Mazzitelli (Universidad de Buenos Aires (AR))  
17:00 Closeout (10')  
18:30
Joint drink with EFT friends (until 20:00)
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