BSM at FCC-ee workshop

from Wednesday, 23 September 2026 (09:00) to Friday, 25 September 2026 (17:00)
CERN

        : Sessions
    /     : Talks
        : Breaks
23 Sept 2026
24 Sept 2026
25 Sept 2026
AM
09:20
Day 1 - Morning (until 12:20) (500/1-001 - Main Auditorium)
09:20 Intro - Rebeca Gonzalez Suarez (Uppsala University (SE)) Sophie Alice Renner (University of Glasgow (GB)) Joe Davighi (University of Cambridge (GB)) Giacomo Polesello (INFN, Sezione di Pavia (IT))  
09:30 Search for Charged LLPs at FCC-ee - Soumyaa Vashishtha (Deutsches Elektronen-Synchrotron (DE))  
09:50 Invisible B decays - Ella Wood (University of Cambridge (GB))  
10:10 ALLEGRO vertex reconstruction - Jana Faltova (Charles University (CZ)) Jana Faltova (Charles University (CZ))  
10:30 Invisible particles with charm - Dominik Suelmann (Technische Universität Dortmund)  
10:50 --- Coffee break ---
11:20 Higgs portal to a strongly interacting dark sector - Emre Sitti (Universität Zürich) Emre Sitti  
11:40 Signature-based searches for displaced decays at FCC-ee: status, detector requirements and wishlist - Juliette Alimena (DESY)  
12:00 LLPs - theory - Giovanna Cottin (Pontificia Universidad Católica de Chile (CL))  
09:30
Day 2 - Morning (until 12:30) (40/S2-C01 - Salle Marie Sklodowska-Curie)
09:30 Real scalar singlet - Simone Tentori (UCLouvain)  
09:50 A Map of the $\kappa_V - \kappa_\lambda$ Parameter Space - Olivia Simon  
10:10 2 loop running - Anders Eller Thomsen (University of Bern)  
10:30 2HDMs with FOPTs - Christoph Englert (ITP Karlsruhe University) Christoph Englert (The University of Manchester (GB)) Christoph Englert (University of Glasgow) Christoph Englert  
10:50 --- Coffee break ---
11:20 Dark photon to electron - Rohan Sudarshan Rajagopalan (Syracuse University (US)) Rohan Rajagopalan  
11:40 Dark photon in Higgs decays - Axel Gallen (Uppsala University (SE))  
12:00 LLP searches at the FCCee using timing - Yansong Huang (University of California Davis (US))  
09:30
Day 3 - Morning (until 12:30) (500/1-001 - Main Auditorium)
09:30 ALPs intro + theory - Sophie Alice Renner (University of Glasgow (GB))  
09:50 ALPs beyond Z-pole - Anna Patricia Przybyl (Deutsches Elektronen-Synchrotron (DE))  
10:10 Higgs ALPs to 4 kaons - Sarah Alshamaily (Karlsruhe Institute of Technology)  
10:30 ALPS into Leptons - Safa Naseem (New York University Abu Dhabi (AE)) Ms Safa Naseem (University of Sharjah)  
10:50 --- Coffee break ---
11:20 ALPS via Dark Higgs - Reza Jafari (University of Tehran (IR)) Reza Jafari (Institute for Research in Fundamental Sciences (IPM))  
11:40 LFV alps - Marco Ardu (CNRS, LUPM and Univ. Valencia) Marco Ardu  
PM
12:20 --- Lunch break ---
14:00
Day 1 - Afternoon (until 17:00) (500/1-001 - Main Auditorium)
14:00 Higgs CP violation - Jay Nesbitt Jay Nesbitt (University of Glasgow (GB))  
14:20 t channel DM models - Nudžeim Selimović (INFN Padova)  
14:40 Fractionally charged particles - Seth Koren (University of Notre Dame) Seth Koren Seth Koren  
15:00 Brainstorming on new observables - Joe Davighi (University of Cambridge (GB))  
15:20 --- Coffee break ---
15:50 Flavour for BSM - Gino Isidori (University of Zurich (CH)) Gino Isidori (Unknown) Gino Isidori (University of Zurich (CH))  
16:20 Cross-talk - FCC-hh  
12:30 --- Lunch break ---
14:00
Day 2 - Afternoon (until 16:50) (40/S2-C01 - Salle Marie Sklodowska-Curie)
14:00 HNL theory - Marco Drewes (Universite Catholique de Louvain (UCL) (BE)) Marco Drewes Marco Drewes (Ecole Polytechnique Federale de Lausanne (EPFL))  
14:20 HNL experiment - Giacomo Polesello (INFN, Sezione di Pavia (IT))  
14:40 Semileptonic HNL decays in fullsim - Andrea Pareti (Pavia University and INFN (IT))  
15:00 LLP in muons - Mahmoud AlThakeel (CERN)  
15:20 --- Coffee break ---
15:50 HNL Discussion (tbc)  
19:30 --- Informal social dinner (tbd) ---
12:30 --- Lunch Break ---
14:00
Day 3 - Afternoon (until 16:00)
14:00 Precision on and off Z pole - Alessandro Valenti (University of Basel)  
14:20 TBC - Lukas Allwicher  
14:40 How large can lepton mixing be? - CHIARA GIULIANO - (Universidad de Granada)  
15:00 Electroweak precision tests for asymptotic grand unification models - Christian Verollet (IP2I Lyon)  
15:20 --- Coffee Break ---