LHCb Week Vilnius | Public page

14 Sept 2026, 09:00 → 18 Sept 2026, 22:30 Europe/Vilnius

Vilnius University Life Sciences Centre

121st LHCb WEEK | VILNIUS

The 121st LHCb Week will take place in Vilnius, Lithuania, from 14 to 18 September 2026, hosted by Vilnius University. The event brings together the LHCb collaboration in a compact, vibrant, and easily accessible European city.

Monday 14 September

09:00 → 10:00 Registration & Welcome Coffee

Collect your name badges

10:00 → 12:05 Welcome: Opening Ceremony

Conveners: Dr Mindaugas Sarpis (Vilnius University (LT)), Paula Collins (CERN), Timothy Gershon (University of Warwick (GB))

10:00 Opening Ceremony

10:15 Welcome Addresses

Rimvydas Petrauskas — Rector, Vilnius University
H.E. Gitanas Nausėda — President of the Republic of Lithuania
Gautier Hamel de Monchenault — Director for Research and Computing, CERN

10:40 Cultural Interlude

10:45 Keynote

From Scientific Heritage to Frontier Science: Lithuania’s High-Tech Journey
Simona Širvydaitė-Šliupienė — Head of the House of Histories, National Museum of Lithuania
Prof. Ramūnas Aleksejūnas — Chair of the Lithuanian Particle Physics Association
A journey through Lithuania’s scientific and technological development – from the foundations of its high-tech ecosystem to today’s internationally recognised research and frontier science.

11:15 Panel Discussion

Lithuania’s AI Factory: Connecting Science, Industry and Global Research Infrastructures

Moderator:
Saulė Mačiukaitė-Žvinienė – Professor, Vilnius University Business School, Vice-Chair CERN-Lithuania Joint Committee

Panellists:
- Gautier Hamel de Monchenault – Director for Research and Computing, CERN
- Tim Gershon – Spokesperson, LHCb Collaboration, CERN
- Regina Valutytė – Vice-Minister, Ministry of Education, Science and Sport of the Republic of Lithuania
- Povilas Treigys – Professor, Institute of Data Science and Digital Technologies, Vilnius University
- Benediktas Girdvainis - Adviser, Ministry of the Economy and Innovation of the Republic of Lithuania

A discussion on Lithuania’s emerging AI Factory and how national AI capabilities can connect with global scientific infrastructures such as CERN and LHCb, creating new opportunities for research, innovation and industry.

11:50 Closing of the Opening Ceremony

12:05 → 14:00 Welcome Lunch

14:00 → 18:00 Parallel Sessions

Convener: Ben Couturier (CERN)

14:00 CALO

14:00 Computing and Software

14:00 Muon

14:00 RICH

14:00 SciFi

14:00 SMOG

14:00 UT

14:00 VELO

17:00 → 18:00 NCB Meeting

Convener: Concezio Bozzi (INFN Ferrara)

19:00 → 22:00 Welcome: Reception

Tuesday 15 September

09:00 → 10:20 Software & computing

Conveners: Ben Couturier (CERN), Carla Marin Benito (University of Barcelona (ES))

09:00 Simulation Report

09:20 RTA Report

Speaker: Marianna Fontana (INFN Bologna (IT))

09:40 Computing Report

Speaker: Alexandre Franck Boyer (CERN)

10:00 DPA Report

Speaker: Ahmed Abdelmotteleb (University of Warwick (GB))

10:20 → 10:45 Coffee break

10:45 → 12:30 Physics & operations

Conveners: Dr Nicole Skidmore (University of Warwick), Vava Gligorov (Centre National de la Recherche Scientifique (FR))

10:45 $R(D)-R(D^*)$ hadronic Run 2

Speaker: Antonio Romero Vidal (Universidade de Santiago de Compostela (ES), Instituto Galego de Física de Altas Enerxías (IGFAE))

11:05 Status report on $B\to K^*\mu\mu$ binned Run 3

Speaker: Martin Tat (Heidelberg University)

11:25 DPA - Analysis Production advancements

Speaker: James Connaughton (University of Warwick (GB))

11:45 Status report on $sin(2\beta)$

Speaker: Yizhou Huang (Hunan University (CN))

11:55 Status report on $\phi_s$

Speaker: Weijie Liu (Central China Normal University CCNU (CN))

12:05 Discussion

12:10 Mixing and CPV in $D^0\to K^0_S \pi\pi$ with 2024 data

Speaker: Alessia Anelli (Universita e INFN, Cagliari (IT))

12:30 → 13:45 Lunch including poster session

13:45 → 15:30 Physics & operations

Conveners: Dr Nicole Skidmore (University of Warwick), Vava Gligorov (Centre National de la Recherche Scientifique (FR))

13:45 Run 1 + 2 + 3 $B_c\to B_s^*\pi$

Speaker: Ahmed Abdelmotteleb (University of Warwick (GB))

14:05 T-track searches on 2024 data

Speaker: Andrea Merli (EPFL - Ecole Polytechnique Federale Lausanne (CH))

14:25 Luminosity

Speaker: Elisabeth Maria Niel (Centre National de la Recherche Scientifique (FR))

14:45 $R(D^*)$ muonic Run 2

Speaker: Lucas Meyer Garcia (University of Maryland (US))

15:05 $D^0-\bar{D^0}$ azimutal correlations in pp, pO and OO collisions

Speaker: Devon Alexander Loomis (Los Alamos National Laboratory (US))

15:30 → 16:30 ECGD

Conveners: Michael Winn (Université Paris-Saclay (FR)), Roberta Cardinale (INFN e Universita Genova (IT))

16:30 → 17:00 Coffee break

16:45 → 20:30 Collaboration Board

Convener: Stephanie Hansmann-Menzemer (Heidelberg University (DE))

19:00 → 21:00 Social Events: Guided Excursion

Wednesday 16 September

09:00 → 10:45 Detector Projects

Convener: Eric Thomas (CERN)

09:00 PLUME

09:25 VELO

09:50 UT

10:15 RICH

10:45 → 11:15 Coffee break

11:15 → 13:00 Detector Projects

Convener: Eric Thomas (CERN)

11:15 SciFi

11:40 CALO

12:05 MUON

12:30 ONLINE

13:00 → 14:00 Light lunch

14:00 → 22:00 Social Events: Afternoon excursions

Thursday 17 September

08:45 → 10:25 Physics & operations

Convener: Vava Gligorov (Centre National de la Recherche Scientifique (FR))

08:45 BF measurement of $B^- \to 3 \mu \nu$ Run 2 + Run 3

Speaker: Pierre Mayencourt (EPFL - Ecole Polytechnique Federale Lausanne (CH))

09:05 Model dependent and independent measurements of CKM angle $\beta$ with $B^0 \to D^0 \pi^+\pi^-$ decays

Speaker: Ao Xu (Universita & INFN Pisa (IT))

09:25 Simulation - Towards Analytics of the Simulation Jobs

Speakers: Lucio Anderlini (Laboratoire d'Annecy de Physique de Particules), Lucio Anderlini (Universita e INFN, Firenze (IT))

09:45 Overview of plans/prospects for Run3 SM results in QEE

Speaker: Menglin Xu (CERN)

10:05 Status report on $b\to hh$ Runs 1+2 analyses and plans for Run 3

Speaker: Marco Caporale (Universita e INFN, Bologna (IT))

10:25 → 10:50 Coffee break

10:50 → 12:50 Physics & operations

Conveners: Dr Nicole Skidmore (University of Warwick), Vava Gligorov (Centre National de la Recherche Scientifique (FR))

10:50 Status report on $B\to\mu\mu$

Speaker: Mary Richardson-Slipper (University of Cambridge (GB))

11:10 Run 2 + 3 Observation of $\Xi_b \to J/\psi p K$ decays

Speaker: Yibo Zhu (Rheinisch Westfaelische Tech. Hoch. (DE))

11:30 Dilepton production from photon-induced processes in PbPb

Speaker: Carolina Arata (Université Paris-Saclay (FR))

11:50 Simulation - ARES, the LHCb Analysis Platform for Radiation Environment Simulations

Speaker: Sacha Emile R Medaer (CERN)

LHCb_week_121_samedaer_ares_v1.pdf

12:10 Search for a low-mass dielectron resonance using $D^* \to D e^+ e^−$

Speaker: Carlos Eduardo Cocha Toapaxi (Ruprecht Karls Universitaet Heidelberg)

12:30 $\Lambda_b \to \Lambda_c (2595,2625) D^{(*)}_s$ Runs 1+2

12:50 → 14:00 Lunch

14:00 → 15:45 Upgrade II

Conveners: Paula Collins (CERN), Timothy Gershon (University of Warwick (GB))

14:00 Introduction, including funding status

Speaker: Timothy Gershon (University of Warwick (GB))

14:30 Optimisation task force

Speakers: Renato Quagliani (CERN), Timothy David Evans (Nikhef National institute for subatomic physics (NL))

15:00 Towards a "point 8 at point 8" scenario

Speakers: Giovanni Punzi (Universita & INFN Pisa (IT)), Paula Collins (CERN), Timothy Gershon (University of Warwick (GB))

15:30 Discussion

15:45 → 16:15 Coffee break

16:15 → 18:00 Upgrade II

Conveners: Paula Collins (CERN), Timothy Gershon (University of Warwick (GB))

16:15 Reports from subsystems

17:15 Discussion

17:30 Evolution of the U2PG

Speaker: Paula Collins (CERN)

19:00 → 02:00 Social Events: Gala Dinner

Friday 18 September

09:00 → 10:20 Summaries

Conveners: Paula Collins (CERN), Timothy Gershon (University of Warwick (GB))

09:00 Collaboration Board Report

Speaker: Stephanie Hansmann-Menzemer (Heidelberg University (DE))

09:20 Technical Board Report

Speaker: Eric Thomas (CERN)

09:40 Software and Computing Coordination Report

Speaker: Ben Couturier (CERN)

10:00 Run Coordination Report

Speakers: Federica Oliva (The University of Edinburgh (GB)), Flavio Pisani (CERN)

10:20 → 10:50 Coffee break

10:50 → 12:30 Summaries

Conveners: Paula Collins (CERN), Timothy Gershon (University of Warwick (GB))

10:50 Outreach Report

Speakers: Mary Richardson-Slipper (University of Cambridge (GB)), Nuria Valls Canudas (CERN)

11:10 Operations Coordination Report

Speakers: Irene Bachiller (EPFL - Ecole Polytechnique Federale Lausanne (CH)), Dr Nicole Skidmore (University of Warwick)

11:30 Physics Coordination Report

Speakers: Conor Fitzpatrick (The University of Manchester (GB)), Liupan An (Peking University (CN)), Vava Gligorov (Centre National de la Recherche Scientifique (FR))

11:50 Closing Remarks

Speakers: Paula Collins (CERN), Timothy Gershon (University of Warwick (GB))

12:30 → 13:30 Light lunch