LHC BSM Working Group general meeting

from Monday 10 November 2025 (13:00) to Thursday 13 November 2025 (18:00)
CERN (40/S2-B01)

        : Sessions
    /     : Talks
        : Breaks
10 Nov 2025
11 Nov 2025
12 Nov 2025
13 Nov 2025
AM
09:00
Long-lived particles - Andre Lessa (CCNH - Univ. Federal do ABC) Gaia Lanfranchi (INFN e Laboratori Nazionali di Frascati (IT)) Dominique Trischuk (Brandeis University (US)) Alberto Escalante Del Valle (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) Cristovao Vilela (Laboratory of Instrumentation and Experimental Particle Physics (PT)) Dave Casper (University of California Irvine (US)) Andrii Usachov (Nikhef and VU (NL)) James Pinfold (University of Alberta (CA)) (until 13:00)
09:00 The portal framework: Motivations and experimental results - Gaia Lanfranchi (INFN e Laboratori Nazionali di Frascati (IT))  
09:25 Reinterpretation rare Higgs boson decays into long-lived particles in BC5 benchmark - Alberto Escalante Del Valle (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
09:45 Summary Plots for HNLs - Dominique Trischuk (University of Victoria (CA))  
10:05 Gaps in experimental coverage and new signatures - Elena Pompa Pacchi (University of Oklahoma (US)) Jingyu Luo (Brown University (US)) Andrii Usachov (Nikhef and VU (NL)) Andre Lessa (CCNH - Univ. Federal do ABC)  
10:30 Long-lived particles in ALICE - Mesut Arslandok (Yale University (US))  
11:05 --- Coffee/Tea break ---
11:35 Discussion - Cristovao Vilela (Laboratory of Instrumentation and Experimental Particle Physics (PT)) James Pinfold (University of Alberta (CA)) Dave Casper (University of California Irvine (US)) Dominique Trischuk (University of Victoria (CA)) Mesut Arslandok (Yale University (US)) Andrii Usachov (Nikhef and VU (NL)) Alberto Escalante Del Valle (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) Gaia Lanfranchi (INFN e Laboratori Nazionali di Frascati (IT)) Andre Lessa (CCNH - Univ. Federal do ABC)  
11:50 Long-lived particles in FASER - Cristiano Sebastiani (CERN)  
12:05 Long-lived particles in MoEDAL - Dr Vasiliki Mitsou (IFIC, CSIC-UV)  
12:20 Feedback on reinterpretation material - Andre Lessa (CCNH - Univ. Federal do ABC)  
12:40 Discussion - Cristovao Vilela (Laboratory of Instrumentation and Experimental Particle Physics (PT)) James Pinfold (University of Alberta (CA)) Andrii Usachov (Nikhef and VU (NL)) Gaia Lanfranchi (INFN e Laboratori Nazionali di Frascati (IT)) Dave Casper (University of California Irvine (US)) Alberto Escalante Del Valle (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) Dominique Trischuk (University of Victoria (CA)) Mesut Arslandok (Yale University (US)) Andre Lessa (CCNH - Univ. Federal do ABC)  
09:00
Dark Matter - Sukanya Sinha (The University of Manchester (GB)) Tim M.P. Tait (University of California, Irvine) Ulrich Andreas Haisch (University of Oxford (GB)) Deborah Pinna (University of Wisconsin Madison (US)) Titus Mombächer (University of Cincinnati (US)) (until 12:30)
09:00 Introduction - Sukanya Sinha (The University of Manchester (GB))  
09:15 Expression of interest for 2HDM+a taskforce - Spyros Argyropoulos (Aristotle University of Thessaloniki (GR))  
09:30 s-channel DM models benchmark proposal - Philip Coleman Harris (Massachusetts Inst. of Technology (US))  
09:45 t-channel DM models benchmark proposal - Luca Panizzi (Universita' della Calabria)  
10:05 --- 📸 Group photo in B40 coffee area 📸 & coffee break ---
10:25 ESPPU Dark Matter working group Briefing book summary - Monica D'Onofrio (University of Liverpool (GB))  
10:45 ESPPU DM working group tools - Leo Keito Chazallet (Centre National de la Recherche Scientifique (FR))  
11:00 Thoughts from LHCb - Titus Mombächer (University of Cincinnati (US))  
11:10 Forum discussion: DM interpretation or "How can we prepare best for the full Run-3 dataset?". - Titus Mombächer (University of Cincinnati (US)) Deborah Pinna (University of Wisconsin Madison (US)) Sukanya Sinha (The University of Manchester (GB))  
09:00
Re-interpretation - Sezen Sekmen (Kyungpook National University (KR)) Carlos Vazquez Sierra (Universidade da Coruña (ES)) Sabine Kraml (LPSC Grenoble) Martin Habedank (University of Glasgow) (until 12:30)
09:00 Preservation/reinterpretation efforts in the experiments: ATLAS - Jonas Wurzinger (Technische Universitat Munchen (DE))  
09:30 Preservation/reinterpretation efforts in the experiments: CMS - Louis Moureaux (Hamburg University (DE))  
10:00 Preservation/reinterpretation efforts in the experiments: LHCb - Felicia Volle (University of Birmingham (GB))  
10:30 --- Coffee break ---
11:00 REI taskforces: HS3 - Dr Carsten Burgard (Technische Universitaet Dortmund (DE))  
HS3
11:30 REI taskforces: Open Event Generation - Mariana Isabel Vivas Albornoz (Deutsches Elektronen-Synchrotron (DE))  
12:00 OpenMAPP - Andy Buckley (University of Glasgow (GB)) Tomasz Procter (Jagiellonian University (PL))  
PM
13:00
BSM physics at the LHC - overview talks - Michelangelo Mangano (CERN) Livia Soffi (INFN Roma I (IT)) Tamara Vazquez Schroeder (Institut de Física d’Altes Energies (IFAE)) Tim Cohen (CERN) Arnaud Ferrari (Uppsala University (SE)) Philip Coleman Harris (Massachusetts Inst. of Technology (US)) Matthew Philip Mccullough (CERN) Daniel Johnson (University of Birmingham (GB)) (until 18:00)
13:00 Introduction & welcome - Livia Soffi (INFN Roma I (IT))  
13:15 Recap of the SEARCH conference - Maurizio Pierini (CERN)  
13:45 Theory overview - Matthew Philip Mccullough (CERN)  
14:15 Overview from LHC experiments - Dr Louie Dartmoor Corpe (Laboratoire de Physique Clermont Auvergne (LPCA))  
14:45 Report from NextGen TH+EXP - Guilherme Guedes  
15:15 --- Coffee/Tea break ---
15:45 Report from the dark shower task force - Yi-Mu Chen (KIT - Karlsruhe Institute of Technology (DE))  
16:05 Re-interpretation overview - Martin Habedank (University of Glasgow)  
16:30 Overview from top physics - Sergio Sanchez Cruz (CERN)  
17:00 Overview from BSM Higgs - Tatjana Lenz (University of Bonn (DE))  
17:30 Overview from EFT - Gauthier Durieux (CP3 - UCLouvain)  
18:00 --- Welcome drinks ---
14:15
Prompt BSM signatures - Roberto Franceschini (Rome 3 U.) Zeynep Demiragli (Boston University (US)) Giuliano Gustavino (Sapienza Universita e INFN, Roma I (IT)) (until 18:15)
14:30 Introduction of the group - Roberto Franceschini (Rome 3 U.)  
14:50 Theoretical topics on Anomaly Detection (15+5) - Dr Marco Letizia Dr Marco Letizia  
15:10 Experimental results on Anomaly Detection - Roberto Seidita (ETH Zurich (CH))  
15:40 Theoretical Topics on Heavy Resonances (15+5) - Liantao Wang  
16:00 --- Coffee/Tea break ---
16:20 Experimental results on Heavy Resonances - Daniel Hayden (Michigan State University (US))  
16:50 Theoretical results on SUSY - outlook (15+5) - Nathaniel Craig (Stanford University) Nathaniel Craig Nathaniel Craig  
17:10 Experimental status of SUSY and pMSSM combinations - Samuel Louis Bein (Universite Catholique de Louvain (UCL) (BE))  
14:20 Reserved for the "Quests for new physics" session at the 4th International Symposium on the History of Particle Physics  
14:00
Re-interpretation - Martin Habedank (University of Glasgow) Carlos Vazquez Sierra (Universidade da Coruña (ES)) Sezen Sekmen (Kyungpook National University (KR)) Sabine Kraml (LPSC Grenoble) (until 18:00) (13/2-005)