17–24 Jul 2024
Prague
Europe/Prague timezone

TORCH: extending LHCb’s particle ID capabilities in Upgrade II

18 Jul 2024, 18:06
15m
Terrace 2B

Terrace 2B

Parallel session talk 12. Operation, Performance and Upgrade (incl. HL-LHC) of Present Detectors Operation, Performance and Upgrade (incl. HL-LHC) of Present Detectors

Speaker

Michal Kreps (University of Warwick (GB))

Description

TORCH is a novel particle identification detector for the high-luminosity Upgrade-II of LHCb. This research also contributes to CERN’s DRD4 programme. TORCH is designed to provide 15 ps timing resolution for charged particles, resulting in K/pi (p/K) particle identification up to 10 (15) GeV/c momentum over a 10 m flight path. Cherenkov photons radiated from a 1cm thick quartz plate are focussed onto micro-channel-plate detectors (MCP-PMTs), with fast timing and high spatial resolution. Test-beam results from the CERN PS in 2022 will be presented, as well as TORCH’s recently developed light-weight carbon-fibre support structure and novel exo-skeleton jigging system. The development of a 16 x 96 pixelated MCP-PMT will be also be described. Finally, we present progress on the computationally challenging TORCH pattern recognition, which has been implemented on IPUs, a novel highly parallel processor.

Alternate track 05. Quark and Lepton Flavour Physics
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Authors

Thomas Blake (University of Warwick) Thomas Conneely (Photek LTD) David Cussans Alexander Davidson (University of Warwick (GB)) Roger Forty (CERN) Christoph Frei (CERN) Rui Gao (University of Oxford (GB)) Timothy Gershon (University of Warwick (GB)) Thierry Gys (CERN) Tom Hadavizadeh (Monash University (AU)) Neville Harnew (University of Oxford (GB)) Samo Korpar Michal Kreps (University of Warwick (GB)) Jon Lapington Marion Lehuraux (University of Warwick (GB)) Adam Lowe (University of Oxford (GB)) James Milnes Rok Pestotnik (Jozef Stefan Institute (SI)) Didier Piedigrossi (CERN) Jonas Rademacker (University of Bristol (GB)) Jennifer Clare Smallwood (University of Oxford (GB)) Martin Tat (University of Oxford) Mr Stoyan Trilov (University of Bristol (GB)) Maarten Van Dijk (CERN) Eliot Jane Walton (Monash University (AU)) Benedict Donald C Westhenry (University of Bristol (GB)) Guy Wilkinson (University of Oxford (GB)) Linxuan Zhu (University of Chinese Academy of Sciences (CN))

Presentation materials