Name: Searching for long-lived particles at the LHC and beyond: Thirteenth workshop of the LLP Community
Start: 2023-06-19T12:00:00+02:00
End: 2023-06-23T20:20:00+02:00
Location: CERN

Searching for long-lived particles at the LHC and beyond: Thirteenth workshop of the LLP Community

from Monday, 19 June 2023 (12:00) to Friday, 23 June 2023 (20:20)

Monday, 19 June 2023
13:00 Welcome and introduction - James Beacham (Duke University (US))
Welcome and introduction
- James Beacham (Duke University (US))
13:00 - 13:15
Room: 4/3-006 - TH Conference Room
13:15 New LLP results from ATLAS and CMS
13:15 - 14:15
Room: 4/3-006 - TH Conference Room
Contributions

13:15 ATLAS: Displaced vertex with jets - David Rousso (University of Cambridge (GB))

13:35 CMS: Inelastic dark matter - Andre Frankenthal (Princeton University (US))

13:55 ATLAS: Micro-displaced muons - Melissa Yexley (University of London (GB))
14:15 Coffee
Coffee
14:15 - 14:45
Room: 4/3-006 - TH Conference Room
14:45 New LLP results from ATLAS and CMS
14:45 - 16:05
Room: 4/3-006 - TH Conference Room
Contributions

14:45 ATLAS: Vertexing for non-prompt photons - Devanshu Kiran Panchal (University of Texas at Austin (US))

15:05 CMS: Disappearing tracks - Viktor Kutzner (Hamburg University (DE))

15:25 ATLAS: Performance of the reconstruction of large impact parameter tracks in the inner detector of ATLAS - Hamza Hanif (Simon Fraser University (CA))

15:45 CMS: Long-lived HNLs with displaced jet tagger - Haifa Rejeb Sfar (The State University of New York SUNY (US))
16:05 Workshop photo
Workshop photo
16:05 - 16:10

16:10 Break and transition
Break and transition
16:10 - 16:30
16:30 CERN Colloquium: Jonathan Feng — Long-Lived Particles and the Future of Particle Physics - Jonathan Lee Feng (University of California Irvine (US))
CERN Colloquium: Jonathan Feng — Long-Lived Particles and the Future of Particle Physics
- Jonathan Lee Feng (University of California Irvine (US))
16:30 - 17:30
Room: 500/1-001 - Main Auditorium We've organized a special CERN Colloquium by Jonathan Feng in conjunction with our LLP13 workshop. More detail can be found here: [https://indico.cern.ch/event/1288976/](https://indico.cern.ch/event/1288976/)
18:30 Welcome reception
Welcome reception
18:30 - 20:00
Room: 61/1-201 - Pas perdus - Not a meeting room -
Tuesday, 20 June 2023

09:30 Coffee and croissants
Coffee and croissants
09:30 - 10:00
Room: 40/S2-D01 - Salle Dirac
10:00 Working group session: Reinterpretations of LLP results: new trends
Reinterpretations of LLP results: new trends
10:00 - 12:05
Room: 40/S2-D01 - Salle Dirac
Contributions

10:00 ATLAS dE/dX reinterpretation materials feedback (inc. discussion) - Andre Lessa (CCNH - Univ. Federal do ABC) Louie Corpe (Laboratoire de Physique de Clermont (LPC))

10:30 ATLAS SimpleAnalysis for LLPs - Yvonne Ng (Deutsches Elektronen-Synchrotron (DE))

10:50 Long-lived particle phenomenology in the 2HDM+a model - Luc Schnell (Max Planck Institute for Physics)

11:10 Validation of reinterpretation material for ATLAS search for displaced hadronic jets - Thomas Chehab

11:30 Discussion
12:05 Lunch
Lunch
12:05 - 13:00
13:00 New ideas in LLP phenomenology: Session 1
Session 1
13:00 - 14:40
Room: 40/S2-A01 - Salle Anderson
Contributions

13:00 Measuring lepton number violation at colliders - Jan Hajer (Universidade de Lisboa)

13:20 Reinterpretation of searches of LLPs from meson decays - Rebeca Beltran (IFIC (CSIC-UV))

13:40 Heavy neutral lepton searches in cosmic ray beam dump experiments - Baibhab Pattnaik (IFIC (University of Valencia, CSIC))

14:00 Simplified framework for long-lived particles at neutrino facilities - Wenjie Huang

14:20 Emerging jet probes of exotic Higgs decays - Juliana Carrasco (IFIC (UV-CSIC))
14:40 Coffee
Coffee
14:40 - 15:10
Room: 40/S2-A01 - Salle Anderson
15:10 New ideas in LLP phenomenology: Session 2
Session 2
15:10 - 16:30
Room: 40/S2-A01 - Salle Anderson
Contributions

15:10 Updating bounds on R-parity-violating supersymmetry with a long-lived light bino - Martin Schürmann

15:30 Long-lived ALPs in top final states - Lovisa Rygaard (Deutsches Elektronen-Synchrotron (DE))

15:50 Light scalars at FASER - Wei Su (Sun Yat-sen University)

16:10 Vectorlike leptons and long-lived bosons at the LHC - Elias Bernreuther (Fermilab)
16:30 Plenary: Axions, ALPs, and LLPs - Martin Bauer (IPPP Durham)
Plenary: Axions, ALPs, and LLPs
- Martin Bauer (IPPP Durham)
16:30 - 17:00
Room: 40/S2-A01 - Salle Anderson Zoom: https://cern.zoom.us/j/69803628929?pwd=bCtiYjVDdWtJUXNmZi9IRVIxUkJRZz09
19:00 Workshop dinner at Luigia Academy
Workshop dinner at Luigia Academy
19:00 - 21:00
For those who will walk over, we propose to meet at R1 at 18:30 and walk over. It should be about a 10 minute walk through entrance C.
Wednesday, 21 June 2023

09:30 Coffee and croissants
Coffee and croissants
09:30 - 10:00
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
10:00 Working group session: What would we do with 200 MCHF (or more) for LLPs, at the LHC and beyond?
What would we do with 200 MCHF (or more) for LLPs, at the LHC and beyond?
10:00 - 12:00
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
Contributions

10:00 discussion
12:00 Lunch
Lunch
12:00 - 13:30
13:30 Experimental LLP project panoply: Session 1
Session 1
13:30 - 14:55
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
Contributions

13:30 Update on the CODEX-b Experiment - Titus Mombächer (CERN)

13:50 Update on the planned Forward Physics Facility - Jamie Boyd (CERN)

14:15 New physics searches using ProtoDUNE and the CERN SPS accelerator - Laura Molina Bueno (Univ. of Valencia and CSIC (ES))

14:35 New results for searches of exotic decays with NA62 in beam-dump mode - Alina Kleimenova (EPFL - Ecole Polytechnique Federale Lausanne (CH))
14:55 Coffee
Coffee
14:55 - 15:25
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
15:25 Experimental LLP project panoply: Session 2
Session 2
15:25 - 17:05
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
Contributions

15:25 SHiP - Oliver Lantwin (INFN Napoli)

15:45 FLArE - Matteo Vicenzi (INFN e Universita Genova (IT))

16:05 Probing new physics at the LUXE experiment - Ivo Schulthess (DESY)

16:25 Searches for beyond the standard model physics with the ArgoNeuT Experiment - Patrick Green (University of Oxford (GB))

16:45 Semi-visible dark photons at the NA64 experiment - Martina Mongillo (ETH Zurich (CH))
Thursday, 22 June 2023

09:00 Visits to MilliQan or LHCb/CODEX-b
Visits to MilliQan or LHCb/CODEX-b
09:00 - 12:00

12:00 Lunch
Lunch
12:00 - 13:30
13:30 Experimental LLP project panoply: Session 3
Session 3
13:30 - 15:10
Room: 222/R-001
Contributions

13:30 LLPs in MoEDAL-MAPP - Vasiliki Mitsou (Univ. of Valencia and CSIC (ES))

13:50 Search for feebly-interacting particles with SND@LHC at CERN - Maksym Ovchynnikov (Leiden University (NL))

14:10 The Run 3 milliQan detector: status, plans and first data - Michael Carrigan (Ohio State University (US))

14:30 Beyond-the-Standard Model searches with FASER - John Anders (CERN)

14:50 First neutrino physics at colliders with FASER - Tomohiro Inada (Tsinghua University (CN))
15:10 Coffee
Coffee
15:10 - 15:40
Room: 222/R-001
15:40 Experimental LLP project panoply: Session 4
Session 4
15:40 - 17:00
Room: 222/R-001
Contributions

15:40 FACET - Aldo Penzo (infn) Aldo Penzo (University of Iowa (US))

16:00 Installation of ANUBIS prototype tracker in the ATLAS cavern - Louie Corpe (Laboratoire de Physique de Clermont (LPC))

16:20 DAMSA - Jae Yu (University of Texas at Arlington (US))

16:40 MATHUSLA - Emma Torro Pastor (Univ. of Valencia and CSIC (ES))
Friday, 23 June 2023

09:00 Working group session: Comfortable, independent breakfast
Comfortable, independent breakfast
09:00 - 10:00
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
10:00 New ideas in LLP phenomenology: Session 3
Session 3
10:00 - 10:40
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
Contributions

10:00 Exploiting exotic LHC datasets for long-lived new particle searches - Jan Hajer (Universidade de Lisboa)

10:20 Testing neutrino dipole portal with long-lived particle detectors at the LHC - Wei Liu (Nanjing University of Science and Technology)
10:40 Coffee
Coffee
10:40 - 11:10
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
11:10 New ideas in LLP phenomenology: Session 4
Session 4
11:10 - 11:50
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
Contributions

11:10 Can we discover lepton number violation with LHC far detectors? - Zeren Simon Wang (National Tsing Hua University)

11:30 Environmentally aware displaced vertices - Clare Burrage (University of Nottingham) Spyros Argyropoulos (Albert Ludwigs Universitaet Freiburg (DE))
11:50 Experimental LLP project panoply: Session 5
Session 5
11:50 - 13:10
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie
Contributions

11:50 CMS delayed jet trigger performance in Run 3 - Sai Neha Santpur (Univ. of California Santa Barbara (US))

12:10 CMS: Run 3 Long Lived Particle Trigger with the CMS HCAL - Gillian Baron Kopp (Princeton University (US))

12:30 Opportunity to search for the BSM physics at the ICARUS detector - Animesh Chatterjee (University of Pittsburgh (US))

12:50 Status of SUBMET at J-PARC - Jae Hyeok Yoo (Korea University (KR))
13:10 Farewell
Farewell
13:10 - 13:20
Room: 40/S2-C01 - Salle Marie Sklodowska-Curie