The 21st Workshop of the LHC Higgs Working Group

from Wednesday 4 December 2024 (09:00) to Friday 6 December 2024 (17:30)


        : Sessions
    /     : Talks
        : Breaks
4 Dec 2024
5 Dec 2024
6 Dec 2024
AM
09:00
Opening and joint LHC EFT / LHC Higgs plenary - Ramona Groeber (University and INFN Padova) (until 10:30) (31/3-004 - IT Amphitheatre)
09:00 Workshop opening - Julie Malcles (IRFU-CEA, Université Paris-Saclay)   (31/3-004 - IT Amphitheatre)
09:15 LHCb meets the LHC Higgs WG (10'+5') - Davide Zuliani (University and INFN Padova)   (31/3-004 - IT Amphitheatre)
09:30 EFT/Higgs Experimental Summary (20'+10') - Tae Hyoun Park (Max-Planck Institute for Physics)   (31/3-004 - IT Amphitheatre)
10:00 EFT Meets Cosmology (20'+10') - Johan Löfgren (Uppsala)   (31/3-004 - IT Amphitheatre)
10:30 --- Coffee break ---
11:00
Joint LHC EFT / LHC Higgs plenary - Anke Biekoetter (JGU Mainz) (until 12:45) (31/3-004 - IT Amphitheatre)
11:00 STXS Predictions (12'+3') - Ken Mimasu (University of Southampton)   (31/3-004 - IT Amphitheatre)
11:15 EFT Interpretation of CMS VH(bb) (15'+5') - Alessandro Calandri (ETH Zuerich)   (31/3-004 - IT Amphitheatre)
11:35 Running Effects in Higgs SMEFT (15'+5') - Stefano Di Noi (KIT)   (31/3-004 - IT Amphitheatre)
11:55 SMEFiT (15'+5') - Luca Mantani (IFIC Valencia)   (31/3-004 - IT Amphitheatre)
12:15 SMEFT/Higgs Experimental Outlook (20'+10') - Giacomo Boldrini (LLR Palaisau - CNRS)   (31/3-004 - IT Amphitheatre)
09:00
WG1 parallel session - Alexander Karlberg (CERN) Alessandro Calandri (ETH Zuerich) (until 12:22) (40/S2-A01 - Salle Anderson)
09:00 Higgs+charm ATLAS (10'+10') - Elliot Reynolds (University of Kansas)   (40/S2-A01 - Salle Anderson)
09:20 Higgs+charm CMS (10'+10') - Tiziano Bevilacqua (University of Zuerich)   (40/S2-A01 - Salle Anderson)
09:40 yt-induced Hbb as a background for HH searches (17'+5') - Marco Zaro (Università degli Studi and INFN Milano)   (40/S2-A01 - Salle Anderson)
10:02 ttHbb highlights/summary of the WG1 - ttH/tH workshop (10'+10') - Matthias Schroeder (University of Hamburg)   (40/S2-A01 - Salle Anderson)
10:22 Updated ttHbb results ATLAS (10'+10') - Alexander Froch (Université de Genève)   (40/S2-A01 - Salle Anderson)
10:42 VHcc ATLAS+CMS focusing on modelling uncertainties (20'+10') - Zhuoran Feng (Nikhef)   (40/S2-A01 - Salle Anderson)
11:12 VHbb ATLAS+CMS focusing on modelling uncertainties (20'+10') - Christina Reissel (MIT)   (40/S2-A01 - Salle Anderson)
11:42 PDF uncertainties on predictions for Higgs production in gluon-gluon fusion (15'+5') - Maria Vittoria Garzelli (University of Hamburg)   (40/S2-A01 - Salle Anderson)
09:00
WG2 parallel session - Daniele Barducci (University and INFN Pisa) Pier Paolo Giardino (UAM and IFT Madrid) (until 12:00) (40/S2-C01 - Salle Curie)
09:00 Exotic decays of Higgs bosons to LLPs (ATLAS and CMS) - Dominique Trischuk (Brandeis University)   (40/S2-C01 - Salle Curie)
09:25 A log story short: running contributions to radiative Higgs decays in SMEFT (20'+5') - Guilherme Guedes (DESY)   (40/S2-C01 - Salle Curie)
09:50 Interference effects in gg→H→Zγ beyond Leading Order (20'+5') [remote] - Federico Buccioni (Technical University of Munich)   (40/S2-C01 - Salle Curie)
10:15 --- Short coffee break ---
10:35 CP-sensitive observables in STXS ttH cross sections (20'+5') - Alberto Carnelli (IRFU Saclay - CNRS)   (40/S2-C01 - Salle Curie)
11:00 Probing CPV with DPhijj in H→WW (ATLAS) (20'+5') [remote] - Cameron Clarry (University of Toronto)   (40/S2-C01 - Salle Curie)
11:25 Off-shell coupling measurements (CMS) (20'+5') - Andrei Gritsan (Johns Hopkins)   (40/S2-C01 - Salle Curie)
09:00
WG3 parallel session - Tatjana Lenz (University of Bonn) Rui Santos (ISEL and CFTC-UL) (until 12:22) (6/R-012 - conference room)
09:00 Rare and Exotic Higgs decays in CMS (15'+3') - Lakshmi Pramod (DESY)   (6/R-012 - conference room)
09:18 Rare and exotic Higgs decays in ATLAS (15'+3') - Diallo Boye (Brookhaven National Laboratory)   (6/R-012 - conference room)
09:36 LLPs from Exotic Higgs decays using faraway sub-detectors (15'+3') - Nathan Grieser (University of Cincinnati)   (6/R-012 - conference room)
09:54 Higgs Mass Predictions in the CP-Violating High-Scale NMSSM (15'+3') - Christoph Borschensky (KIT)   (6/R-012 - conference room)
10:12 Recent developments in NMSSMCALC (15'+3') [remote] - Martin Gabelmann (DESY)   (6/R-012 - conference room)
10:30 --- Short coffee break ---
10:50 MSSM Higgs boson production via gluon fusion (15'+3') - Michael Spira (Paul Scherrer Institute)   (6/R-012 - conference room)
11:08 Updates on charged Higgs cross sections (15'+3') - Emanuele Angelo Bagnaschi (INFN Frascati)   (6/R-012 - conference room)
11:26 Extended scalars and dark matter (15'+3') - Rui Santos (ISEL and CFTC-UL)   (6/R-012 - conference room)
11:44 Higgs to dark showers (15'+3') - Emre Sitti (ETH Zuerich)   (6/R-012 - conference room)
12:02 Recasting in resonant di-Higgs searches (15'+3') - Daniele Barducci (University and INFN Pisa)   (6/R-012 - conference room)
09:30
WG4 parallel session - Arantxa Ruiz Martinez (IFIC Valencia) Milada Margarete Muehlleitner (KIT) (until 12:00) (31/3-004 - IT Amphitheatre)
09:30 Introduction - Milada Margarete Mühlleitner (KIT) Ludovic Michel Scyboz (Monash University) Fabio Monti (CERN) Arantxa Ruiz Martinez (IFIC Valencia) Stefano Manzoni (CERN)   (31/3-004 - IT Amphitheatre)
09:40 Triple Higgs searches in ATLAS - William Balunas (University of Cambridge)   (31/3-004 - IT Amphitheatre)
10:00 Overview of triple Higgs theory - Tania Natalie Robens (Rudjer Boskovic Institute)   (31/3-004 - IT Amphitheatre)
10:30 Multi-Higgs Production and the Electroweak Phase Transition - Osama Karkout (Nikhef)   (31/3-004 - IT Amphitheatre)
10:50 Effect of anomalous HHH and ZZHH couplings on the decay width of H→4l [remote] - Biswajit Das (The Institute of Mathematical Sciences, Chennai)   (31/3-004 - IT Amphitheatre)
11:10 Double Higgs production in vector boson fusion at NLO QCD with anomalous couplings - Jens Braun (KIT)   (31/3-004 - IT Amphitheatre)
11:30 Multi-Higgs production from VBS in HEFT (15'+5') - Javier Martínez Martín (Universidad Complutense de Madrid & IPARCOS)   (31/3-004 - IT Amphitheatre)
09:00
Cross-topic plenary - Fabrizio Arturo Caola (University of Oxford) (until 11:35) (4/3-006 - TH Conference Room)
09:00 Updates from PDF global fits (20'+10') - Joey Huston (Michigan State University)   (4/3-006 - TH Conference Room)
09:30 STXS Overview (15'+5') [remote] - Matteo Bonanomi (University of Hamburg)   (4/3-006 - TH Conference Room)
09:50 Finite Width and Interference (15'+5') - Georg Ralf Weiglein (DESY)   (4/3-006 - TH Conference Room)
10:45 --- Coffee break ---
11:15 Accessing the Electroweak Phase Transition through Top Quark and Higgs Boson Production (15'+5') - Lisa Biermann (Paul Scherrer Institute)   (4/3-006 - TH Conference Room)
11:35
Plenary (WG4) - Fabio Monti (CERN) Stefano Manzoni (CERN) Ludovic Michel Scyboz (Monash University) (until 13:05) (4/3-006 - TH Conference Room)
11:35 Overview of HH searches at ATLAS - Arantxa Ruiz Martinez (IFIC Valencia)   (4/3-006 - TH Conference Room)
11:50 Overview of HH searches at CMS - Torben Lange (National Institute of Chemical Physics and Biophysics, Tallinn)   (4/3-006 - TH Conference Room)
12:05 VBF HH with Powheg - Simon Reinhardt (University of Tuebingen)   (4/3-006 - TH Conference Room)
12:25 NLO EW corrections on gg→HH cross section [remote] - Huai-Min Yu (Peking University)   (4/3-006 - TH Conference Room)
12:45 Resonant HH production: interference effects and higher-order corrections - Kateryna Radchenko Serdula (DESY)   (4/3-006 - TH Conference Room)
PM
12:45 --- Lunch break ---
14:00
Plenary (WG1) - Alexander Karlberg (CERN) Alessandro Calandri (ETH Zuerich) (until 15:30) (31/3-004 - IT Amphitheatre)
14:00 Introduction - Bernhard Mistlberger (SLAC) Hannah Arnold (Stony Brook University) Alexander Karlberg (CERN) Alessandro Calandri (ETH Zuerich)   (31/3-004 - IT Amphitheatre)
14:10 ggF status report (17'+5') - Alessandra Cappati (Université Catholique de Louvain) Robin Hayes (Nikhef)   (31/3-004 - IT Amphitheatre)
14:32 VBF status report (17+5') [remote] - Jiayi Chen (Simon Fraser University)   (31/3-004 - IT Amphitheatre)
14:54 VH status report (17'+5') - Matthew Lim (University of Sussex)   (31/3-004 - IT Amphitheatre)
15:30 --- Coffee break ---
16:00
Plenary (WG3) - Tatjana Lenz (University of Bonn) Rui Santos (ISEL and CFTC-UL) (until 17:30) (31/3-004 - IT Amphitheatre)
16:00 MSSM working group summary (15'+3') - Emanuele Angelo Bagnaschi (INFN Frascati)   (31/3-004 - IT Amphitheatre)
16:18 bbH: subgroup report and NNLO+PS generators in the massless and massive schemes (15'+3') - Christian Biello (Max-Planck Institute for Physics)   (31/3-004 - IT Amphitheatre)
16:36 NMSSM subgroup report (15'+3') - Milada Margarete Muehlleitner (KIT)   (31/3-004 - IT Amphitheatre)
16:54 Exotic decays subgroup: Axion-like particle connections to the Higgs and top (15'+3') - Anke Biekoetter (JGU Mainz)   (31/3-004 - IT Amphitheatre)
17:12 Extended scalar sector subgroup report (15'+3') - Khawla Jaffel (University of Science and Technology of China)   (31/3-004 - IT Amphitheatre)
12:30 --- Lunch break ---
14:00
Plenary (WG1) + Future colliders - Alessandro Calandri (ETH Zuerich) Alexander Karlberg (CERN) (until 15:30) (31/3-004 - IT Amphitheatre)
14:00 ttH/tH status report (17'+5') - Judith Katzy (DESY)   (31/3-004 - IT Amphitheatre)
14:22 Off-shell status report (17'+5') - Raoul Horst Roentsch (Università degli Studi and INFN Milano)   (31/3-004 - IT Amphitheatre)
14:44 BR status report (10'+5') - Michael Spira (Paul Scherrer Institute)   (31/3-004 - IT Amphitheatre)
15:00 Higgs physics at future colliders (20'+10') - Matthew Philip McCullough (CERN)   (31/3-004 - IT Amphitheatre)
15:30 --- Coffee break ---
16:00
Plenary (WG2) - Daniele Barducci (University and INFN Pisa) (until 17:30) (31/3-004 - IT Amphitheatre)
16:00 Measurements of Higgs couplings to fermions and interpretations of Higgs XS measurements at ATLAS and CMS (17'+5') - Jelena Jovicevic (Institute of Physics, University of Belgrade)   (31/3-004 - IT Amphitheatre)
16:22 Measurements of Higgs couplings to bosons at ATLAS and CMS (17'+5') [remote] - Jeffrey Davis (Johns Hopkins)   (31/3-004 - IT Amphitheatre)
16:44 BSM & SMEFT Interpretation of Higgs measurements at LHC and HL-LHC (17'+5') - Ken Mimasu (University of Southampton)   (31/3-004 - IT Amphitheatre)
17:06 Non-linear CP violation (17'+5') [remote] - Akanksha Bhardwaj (Oklahoma State University)   (31/3-004 - IT Amphitheatre)
19:30
Workshop dinner (until 22:30) ()
13:05 --- Lunch break ---
14:00
Lightning session for LHCHWG Report 5 - Liza Brost (Brookhaven National Laboratory (US)) Katharine Leney (Southern Methodist University) (until 15:30) (4/3-006 - TH Conference Room)
14:00 WG3: Rare and Exclusive Higgs boson decays (7'+3') - Van Dung Le (Ho Chi Minh City University) David d'Enterria (CERN)   (4/3-006 - TH Conference Room)
14:10 WG3: Intelligent Scans in the NMSSM at Highest Precision (7'+3') - Felix Egle (KIT) Felix Egle (DESY)   (4/3-006 - TH Conference Room)
14:20 WG1: Parton shower aspects of Vector Boson Fusion Higgs production (7'+3') [remote] - Jiayi Chen (Simon Fraser University)   (4/3-006 - TH Conference Room)
14:30 WG1: Resummed predictions for VH (7'+3') [remote] - Kajal Samanta (IPPP Durham)   (4/3-006 - TH Conference Room)
14:40 WG1: NLO ggZH differential prediction (7'+'3') [remote] - Marco Vitti (KIT)   (4/3-006 - TH Conference Room)
14:50 WG2: Recommendation for ATLAS + CMS full-likelihood publications (7'+3') [remote] - Nicholas Wardle (Imperial College)   (4/3-006 - TH Conference Room)
15:00 WG2: CPV STXS, CPV benchmark call in BSM models and dictionary note on different CPV parametrizations (7'+3') [remote] - Henning Bahl (Heidelberg University)   (4/3-006 - TH Conference Room)
15:10 WG4: HH physics at 14 TeV (15'+5') [remote] - Javier Mazzitelli (Paul Scherrer Institute)   (4/3-006 - TH Conference Room)
15:30 --- Coffee break ---
16:00
Summary and closeout - Mauro Donega (ETH Zuerich) (until 17:30) (4/3-006 - TH Conference Room)
16:00 WG1 Higgs XS&BR: Outlook and Plans (10'+5') [remote] - Hannah Arnold (Stony Brook University)   (4/3-006 - TH Conference Room)
16:15 WG2 Higgs Properties: Outlook and Plans (10'+5') - Pier Paolo Giardino (UAM and IFT Madrid)   (4/3-006 - TH Conference Room)
16:30 WG3 BSM Higgs: Outlook and Plans (10'+5') - Tatjana Lenz (University of Bonn)   (4/3-006 - TH Conference Room)
16:45 WG4 HH and multi-Higgs: Outlook and Plans (10'+5') - Fabio Monti (CERN)   (4/3-006 - TH Conference Room)
17:00 Closing words from the Steering Committee (10'+5') - Ennio Salvioni (University of Sussex)   (4/3-006 - TH Conference Room)