C. Frei
YOU?
Author Swipe
View article: Luminosity measurement with the LHCb RICH detectors in Run 3
Luminosity measurement with the LHCb RICH detectors in Run 3 Open
The LHCb Ring-Imaging Cherenkov detectors are built to provide charged hadron identification over a large range of momentum. The upgraded detectors are also capable of providing an independent measurement of the luminosity for the LHCb exp…
View article: TORCH, a novel time-of-flight detector for LHCb Upgrade-II
TORCH, a novel time-of-flight detector for LHCb Upgrade-II Open
The Time Of internally Reflected Cherenkov (TORCH) detector is a proposed large-area time-of-flight detector, designed to enhance the particle identification performance of the LHCb Upgrade-II experiment in the 2–-15 GeV/c momentum range. …
View article: The Hasse norm principle for abelian extensions -- corrigendum
The Hasse norm principle for abelian extensions -- corrigendum Open
The proofs of Theorem 1.1 and Theorem 1.5(2) in the authors' paper 'The Hasse norm principle for abelian extensions' are incorrect. We point out the mistakes and provide correct proofs, using techniques of the original paper.
View article: Test-beam demonstration of a TORCH prototype module
Test-beam demonstration of a TORCH prototype module Open
The TORCH time-of-flight detector is designed to provide a 15 ps timing resolution for charged particles, resulting in π /K particle identification up to 10 GeV/c momentum over a 10 m flight path. Cherenkov photons, produced in a quartz pl…
View article: Performance of a prototype TORCH time-of-flight detector
Performance of a prototype TORCH time-of-flight detector Open
TORCH is a novel time-of-flight detector, designed to provide charged particle identification of pions, kaons and protons in the momentum range 2-20 GeV/c over a 9.5 m flight path. A detector module, comprising a 10mm thick quartz plate, p…
View article: Performance of the LHCb RICH detectors during LHC Run 2
Performance of the LHCb RICH detectors during LHC Run 2 Open
The performance of the ring-imaging Cherenkov detectors at the LHCb experiment is determined during the LHC Run 2 period between 2015 and 2018. The stability of the Cherenkov angle resolution and number of detected photons with time and ru…
View article: Measurement of telescope transmission using a Collimated Beam Projector
Measurement of telescope transmission using a Collimated Beam Projector Open
The number of type Ia supernova observations will see a significant growth within the next decade, especially thanks to the Legacy Survey of Space and Time undertaken by the Vera Rubin Observatory in Chile. With this rise, the statistical …
View article: A precision time of flight readout system for the TORCH prototype detector
A precision time of flight readout system for the TORCH prototype detector Open
The TORCH detector provides low-momentum particle identification, combining Time of Flight (TOF) and Cherenkov techniques to achieve charged particle pi/K/p separation between 2–20 GeV/c over a flight distance of 10 m. The measurement requ…
View article: Picosecond timing of charged particles using the TORCH detector
Picosecond timing of charged particles using the TORCH detector Open
TORCH is a large-area, high-precision time-of-flight (ToF) detector designed to provide charged-particle identification in the 2-20 GeV$/c$ momentum range. Prompt Cherenkov photons emitted by charged hadrons as they traverse a 10mm quartz …
View article: Quantum computing for data analysis in high energy physics
Quantum computing for data analysis in high energy physics Open
Some of the biggest achievements of the modern era of particle physics, such as the discovery of the Higgs boson, have been made possible by the tremendous effort in building and operating large-scale experiments like the Large Hadron Coll…
View article: The physics case of a 3 TeV muon collider stage
The physics case of a 3 TeV muon collider stage Open
In the path towards a muon collider with center of mass energy of 10 TeV or more, a stage at 3 TeV emerges as an appealing option. Reviewing the physics potential of such muon collider is the main purpose of this document. In order to outl…
View article: Characterisation of signal-induced noise in Hamamatsu R11265 Multianode Photomultiplier Tubes
Characterisation of signal-induced noise in Hamamatsu R11265 Multianode Photomultiplier Tubes Open
Signal-induced noise is observed in Hamamatsu R11265 Multianode Photomultiplier Tubes, manifesting up to several microseconds after the single photoelectron response signal and localised in specific anodes. The mean number of noise pulses …
View article: Test-beam performance of a TORCH prototype module
Test-beam performance of a TORCH prototype module Open
The TORCH time-of-flight detector is designed to provide a 15 ps timing resolution for charged particles, resulting in $K/\\pi$ $(p/K)$ particle identification up to momentum of about 10(15) GeV/$c$ over a 10 m flight distance. Cherenkov p…
View article: Status of the TORCH time-of-flight detector
Status of the TORCH time-of-flight detector Open
TORCH is a novel time-of-flight detector, designed to provide $\\pi$/K particle identification up to 10$\\,\\text{GeV}/c$ momentum over a 10$\\,$m flight path. Based on the DIRC principle, Cherenkov photons are produced in a quartz plate o…
View article: Status of the TORCH Project
Status of the TORCH Project Open
The TORCH time-of-flight detector will provide particle identification between 2–10 GeV/c momentum over a flight distance of 10 m, and is designed for large-area coverage, up to 30 m2. A 15 ps time-of-flight resolution per incident particl…
View article: The TORCH time-of-flight detector
The TORCH time-of-flight detector Open
The TORCH detector is a time-of-flight system that is being developed for use in particle physics experiments with the aim of providing particle identification, over a wide area, in the momentum range 2 to 10 GeV/c. The detector exploits p…
View article: Status of the TORCH time-of-flight project
Status of the TORCH time-of-flight project Open
TORCH is a time-of-flight detector, designed to provide charged pi/K particle identification up to a momentum of 10 GeV/c for a 10 m flight path. To achieve this level of performance, a time resolution of 15 ps per incident particle is req…
View article: Precision electronics for a system of custom MCPs in the TORCH Time of Flight detector
Precision electronics for a system of custom MCPs in the TORCH Time of Flight detector Open
The TORCH detector will provide charged particle pi/K/p identification up to 10 GeV/c, combining Time-of-Flight and Cherenkov techniques to achieve a timing resolution of 70 ps for single photons. Based on a scalable design, a Time-of-Flig…