LLP2025: Fifteenth workshop of the Long-Lived Particle Community

from Monday, 2 June 2025 (07:00) to Friday, 6 June 2025 (19:00)
València - ADEIT

        : Sessions
    /     : Talks
        : Breaks
2 Jun 2025
3 Jun 2025
4 Jun 2025
5 Jun 2025
6 Jun 2025
AM
09:00
Registration (until 09:30)
09:30
Introduction and welcome - Emma Torro Pastor (Univ. of Valencia and CSIC (ES)) Dr José Francisco Zurita (IFIC - Univ. of Valencia and CSIC (ES)) (until 10:10)
09:30 Introduction to the LLP Community - Dr José Francisco Zurita (IFIC - Univ. of Valencia and CSIC (ES))  
09:40 Welcome from the IFIC authorities - Nuria Rius  
09:50 Welcome from the GVA authorities - Rafael Sebastian (DG Science and Research. Consellería de Educación, Cultura, Universidades y Ocupación, GVA)  
10:00 Details on logistics - Emma Torro Pastor (Univ. of Valencia and CSIC (ES))  
10:10
Overview talks I - Emma Torro Pastor (Univ. of Valencia and CSIC (ES)) Dr José Francisco Zurita (IFIC - Univ. of Valencia and CSIC (ES)) (until 11:10)
10:10 LHCb overview and latest results - Andrii Usachov (Nikhef and VU (NL))  
10:40 CMS: Overview of recent LLP results - Bryan Cardwell (University of Virginia (US))  
11:10 --- Coffee ---
11:40
Overview talks II - Chandan Hati Dr Vasiliki Mitsou (IFIC - CSIC and Univ. of Valencia (ES)) (until 12:40)
11:40 ATLAS: Overview of recent LLP results - Dr Louie Dartmoor Corpe (Laboratoire de Physique Clermont Auvergne (LPCA))  
12:10 The MoEDAL-MAPP experiment – Status  Report - Dr Igor Ostrovskiy (The University of Alabama)  
09:30
Theory and pheno II - Jan Hajer (CFTP, IST, Universidade de Lisboa) Martin Hirsch (until 11:00)
09:30 Cosmology and Long-Lived Particles - Jose Miguel No (IFT-UAM/CSIC)  
10:00 Exploring Long-Lived Hidden Valleys - Joshua Lockyer  
10:20 Dark showers from sneaky dark matter - Adrian Carmona Bermudez (Universidad de Granada (ES))  
10:40 Probing conversion-driven freeze-out at the LHC - Lucas Magno Dantas Ramos  
11:00 --- Coffee ---
11:30
ATLAS, CMS, LHCb results I - Federico Leo Redi (Università degli Studi e INFN Milano (IT)) Lisa Benato (Austrian Academy of Sciences (AT)) (until 13:10)
11:30 Search for emerging jets in pp collisions at √s=13.6 TeV with the ATLAS experiment - Luka Selem (CNRS ­­– LPSC)  
11:50 Searches for displaced Scalar decays to dimuons: LHCb’s extended reach in Run 3 - Izaac Sanderswood (Univ. of Valencia and CSIC (ES))  
12:10 CMS: Muon detector showers with B-parking dataset - Daniel Diaz (Univ. of California San Diego (US))  
12:30 Search for displaced leptons in 13 TeV and 13.6 TeV 3 $pp$ collisions with the ATLAS detector - Yvonne Ng (Univ. Illinois at Urbana Champaign (US))  
12:50 CMS: Dark showers in B-parked data - Kai Hong Law (Imperial College (GB))  
09:30
Theory and pheno IV - Jan Hajer (CFTP, IST, Universidade de Lisboa) Chandan Hati (until 11:10)
09:30 Long-lived Light Mediators in a Higgs Portal Model at the FCC-ee and FCC-hh - Rhitaja Sengupta (BCTP and Physikalisches Institut der Universität Bonn, Germany)  
09:50 Long-Lived Particle Searches at a Future Higgs Factory with the ILD experiment - Jan Franciszek Klamka (University of Warsaw (PL))  
10:10 Heavy Neutral Leptons without prejudice - Dr Kuldeep Deka (New York University Abu Dhabi)  
10:30 The LOHENGRIN Experiment: Status and Theory Predictions - Martin Schürmann  
10:50 Improved Mass Bounds on HECOs via Dyson-Schwinger Resummation Technique - Emanuela Musumeci (IFIC - Univ. of Valencia and CSIC (ES))  
11:10 --- Photo. Coffee ---
11:40
Dedicated experiments IV -Dr Vasiliki Mitsou (IFIC - CSIC and Univ. of Valencia (ES)) Audrey Katherine Kvam (University of Massachusetts (US)) (until 13:00)
11:40 The SHiP Experiment - Albert De Roeck (Imperial College (GB)) Albert De Roeck (CERN)  
12:10 First physics results from milliQan - Chris Hill (Ohio State University (US))  
12:30 The Forward Physics Facility - Juan Salvador Tafoya Vargas (University of California Davis (US))  
10:10
ATLAS, CMS, and LHCb results II -Mr Bryan Zaldivar (IFT Madrid) Andrii Usachov (Nikhef and VU (NL)) (until 11:10)
10:10 Search for heavy neutral leptons in decays of W bosons using leptonic and semi-leptonic displaced vertices in $\sqrt{s}$ = 13 TeV pp collisions with the ATLAS detector - Guglielmo Frattari (Brandeis University (US))  
10:30 CMS: Compressed electroweakinos in events with a low-momentum, displaced track - Samuel Louis Bein (Universite Catholique de Louvain (UCL) (BE))  
10:50 Results and prospects of an LHCb Run 3 HNL analysis with very displaced vertex reconstruction - Spencer Collaviti (EPFL) Spencer Collaviti  
11:10 --- Coffee ---
11:40
Theory and pheno V - Lisa Benato (Austrian Academy of Sciences (AT)) Dr José Francisco Zurita (IFIC - Univ. of Valencia and CSIC (ES)) (until 13:00)
11:40 Placing Bounds on New Physics with Displaced Photons - Dr Joel Jones-Perez  
12:00 Long-lived particles in a scotogenic-like model - Giovanna Cottin (Pontificia Universidad Católica de Chile (CL))  
12:20 Using BDTs as Surrogate Models for BSM searches in ATLAS - Abdelhamid Haddad (Laboratoire de Physique de Clermont-Auvergne (LPCA))  
12:40 Probing exotic long-lived particles from the prompt side using the CONTUR method - Bruna Pascual (Université Clermont Auvergne (FR))  
09:30
Dedicated experiments V - Juliette Alimena (DESY) Andrii Usachov (Nikhef and VU (NL)) (until 10:30)
09:30 Long-Lived Particle Searches at Beam-Dump Experiments - Dr Josu Hernandez Garcia (Instituto de Física Corpuscular (IFIC), CSIC-UV)  
09:50 Beyond Standard Model searches @protoDUNE-SPS - Animesh Chatterjee (CERN)  
10:10 Probing for light new particles with the LUXE experiment - Raquel Quishpe Quishpe (Karlsruhe Institute of Technology)  
10:30 --- Coffee ---
11:00
Theory and pheno VI - Albert De Roeck (CERN) Laura Molina Bueno (Univ. of Valencia and CSIC (ES)) (until 11:40)
11:00 Dark Higgs interpretation of H -> LLP LLP searches - Alberto Escalante Del Valle (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
11:20 Revealing the Origin of Neutrino Masses through Displaced Shower Searches in the CMS Muon System - Wei Liu (Nanjing University of Science and Technology)  
11:40
ATLAS, CMS, and LHCb results IV - Albert De Roeck (CERN) Laura Molina Bueno (Univ. of Valencia and CSIC (ES)) (until 12:20)
11:40 CMS: Search for long-lived particles using displaced vertices with low-momentum tracks and missing transverse momentum in proton-proton collisions at $\sqrt{s}=13$ TeV - Ang Li (Austrian Academy of Sciences (AT))  
12:00 Search for events with one displaced vertex from long-lived neutral particles decaying into hadronic jets in the ATLAS muon spectrometer in pp collisions at $\sqrt{s} = 13$ TeV - Julian Friedrich Wack (University of Cambridge (GB))  
PM
12:40
Dedicated experiments I - Chandan Hati Dr Vasiliki Mitsou (IFIC - CSIC and Univ. of Valencia (ES)) (until 13:00)
12:40 Latest results from the NA64 experiment - Balint Radics (York University)  
13:00 --- Lunch ---
15:00
Dedicated experiments II - Arantza Oyanguren (IFIC - Valencia) Martin Hirsch (until 16:20)
15:00 Recent results from the SND@LHC experiment - Zhibin Yang (EPFL - Ecole Polytechnique Federale Lausanne (CH))  
15:20 Neutrino results from FASER - Wissal Filali (Bonn (DE))  
15:40 Long lived BSM particle searches at FASER - Sinead Eley (University of Liverpool (GB))  
16:00 First NA62 search for long-lived new physics particle hadronic decays - Jan Jerhot (Max Planck Society (DE))  
16:20 --- Coffee ---
16:50
Theory and pheno I - James Beacham (Max Planck Society (DE)) Dr José Francisco Zurita (IFIC - Univ. of Valencia and CSIC (ES)) (until 18:30)
16:50 Heavy Neutral Leptons in Ice, Water and Rock - Dr Nicholas Kamp (Harvard University)  
17:10 UHE muons at KM3NeT in the context of the anomalous ANITA-IV events - Antoni Bertólez-Martínez (Departament de Física Quàntica i Astrofísica, Universitat de Barcelona)  
17:30 Probing long-lived HNLs via top-philic interactions at the LHC - Rebeca Beltran (IFIC (CSIC-UV))  
17:50 Probing HNL properties through their lifetime distribution - Juraj Klaric (Universiteit van Amsterdam, Nikhef)  
18:10 Lepton Number Violation in Symmetry-protected Seesaw Models - Mr Bruno M. S. Oliveira (Centro de Física Teórica de Partículas (CFTP), Instituto Superior Técnico (IST), Universidade de Lisboa (UL))  
18:30
Welcome Reception (until 19:30)
13:10 --- Lunch ---
15:10
Dedicated experiments III - Carlos Vazquez Sierra (Universidade da Coruña (ES)) Oscar Manuel Vives Garcia (Univ. of Valencia and CSIC (ES)) (until 16:30)
15:10 Searches for Long-Lived Particles with MATHUSLA - Runze Ren  
15:30 Update on the CODEX-b Experiment - Emilio Xose Rodriguez Fernandez (Universidade de Santiago de Compostela (ES))  
15:50 Exploring the Projected Sensitivity of the ANUBIS detector to exotic LLP models - Michael Revering (University of Cambridge (GB))  
16:10 SHIFT: Shifted Interaction on a Fixed Target - Jeremi Niedziela (Deutsches Elektronen-Synchrotron (DE))  
16:30 --- Coffee ---
17:00
Theory and pheno III - Juliette Alimena (DESY) Jacobo Lopez Pavon (IFIC, CSIC-Universitat de València (Spain)) (until 18:10)
17:00 Status of GeV-scale LLPs - Maksym Ovchynnikov (CERN)  
17:30 Leptophilic ALPs in Laboratory Experiments - Marco Fedele  
17:50 Underexplored Challenges in LLP/FIP Searches at Colliders and Cosmology - Brij Kishor Jashal (Rutherford appelton laboratory)  
18:10 [CLOSED SESSION to SC and LOC] Logistics for LLP2026  
13:00 --- Lunch ---
15:00 --- Free time ---
18:30
Walking Tour of Valencia (until 20:30)
20:30 --- Workshop dinner at Only You ---
22:30 Free time  
13:00 --- Lunch ---
15:00
Trigger streams - Matthew Daniel Citron (University of California Davis (US)) Arantza Oyanguren (IFIC - Valencia) (until 16:50)
15:00 ATLAS: TLA/anomaly - Tatiana Ovsiannikova (University of Washington (US))  
15:30 CMS: scouting & parking - Robert John Bainbridge (Imperial College (GB))  
15:55 CMS: Anomaly Detection Triggers - Jannicke Pearkes (University of Colorado Boulder (US))  
16:10 BuSca: New Strategies for LLP Searches at 30 MHz at LHCb - Valerii Kholoimov (Instituto de Física Corpuscular (Univ. of Valencia))  
16:30 Discussion  
16:50 --- Coffee ---
17:20
ATLAS, CMS, and LHCb results III - Emma Torro Pastor (Univ. of Valencia and CSIC (ES)) Carlos Vazquez Sierra (Universidade da Coruña (ES)) (until 18:40)
17:20 Limits on long-lived axion-like particles from previous searches for exotic decays of the Higgs boson with the ATLAS detector - Marzieh Bahmani (Humboldt University of Berlin (DE))  
17:40 CMS: VLLs in the muon system - Daniel Guerrero (Fermi National Accelerator Lab. (US))  
18:00 Search for massive, long-lived charged particles with large specific ionisation and low-$\beta$ in $140~\mathrm{fb^{-1}}$ of $pp$ collisions at $\sqrt{s} = 13$~TeV using the ATLAS experiment - Judith Höfer (IFIC (Univ. of Valencia and CSIC) (ES))  
18:20 Search for long-lived particles in the ATLAS hadronic calorimeter in association with leptons or jets using 13 TeV collision data - Gordon Watts (University of Washington (US))  
12:20
Closing (until 12:40)
12:20 Looking forward to LLP 2026 - TBC