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For the first time, a small dual-phase (liquid/gas) xenon time projection chamber was equipped with a top array of silicon photomultipliers for light and charge readout. Here we describe the instrument in detail, as well as the data…

Instrumentation and Methods for Astrophysics · Physics 2021-11-02 L. Baudis , Y. Biondi , M. Galloway , F. Girard , S. Hochrein , S. Reichard , P. Sanchez-Lucas , K. Thieme , J. Wulf

We present results of the detailed study of several hundred Hamamatsu H12700 Multianode Photomultiplier Tubes (MaPMTs), characterizing their response to the Cherenkov light photons in the second Ring Imaging Cherenkov detector, a part of…

Instrumentation and Detectors · Physics 2022-10-19 Pavel Degtiarenko , Andrey Kim , Valery Kubarovsky , Ben Raydo , Andrew Smith , Fatiha Benmokhtar

The LHCb experiment has been taking data at the Large Hadron Collider (LHC) at CERN since the end of 2009. One of its key detector components is the Ring-Imaging Cherenkov (RICH) system. This provides charged particle identification over a…

We are constructing a Ring Imaging Cherenkov detector (RICH) for the CLEO III upgrade for precision charged hadron identification. The RICH uses plane and sawtooth LiF crystals as radiators, MWPCs as photon detectors with TEA as the…

The Ring Imaging Cherenkov detector is crucial for the identification of charged particles in the NA62 experiment at the CERN SPS. The detector commissioning was completed in 2016 by the precise alignment of mirrors using reconstructed…

The photon detection system for the LHCb RICH Upgrade consists of an array of multianode photomultiplier tubes (MaPMTs) read out by custom-built modular electronics. The behaviour of the whole chain was studied at CERN using a pulsed laser.…

Instrumentation and Detectors · Physics 2018-01-10 Michele Piero Blago , Floris Keizer

Silicon photomultipliers are very versatile photo detectors due to their high photon detection efficiency, fast response, single photon counting capability, high amplification, and their insensitivity to magnetic fields. At our institute we…

Nuclear Experiment · Physics 2015-05-18 G. S. M. Ahmed , P. Bühler , J. Marton , K. Suzuki

A proximity focusing ring imaging Cherenkov detector, with the radiator consisting of two or more aerogel layers of different refractive indices, has been tested in 1-4 GeV/c pion beams at KEK. Essentially, a multiple refractive index…

The Ring-Imaging Cherenkov (RICH) detectors at LHCb have an intrinsic time resolution of better than 10 ps owing to the prompt Cherenkov radiation and focusing mirrors optics. While only spatial information has been used in the experiment…

Instrumentation and Detectors · Physics 2022-12-21 Floris Keizer

The design of a Ring Imaging CHerenkov (RICH) detector for the identification of high momentum particles at the future Electron Ion Collider (EIC) is extremely challenging by using current technology. Compact collider setups impose to…

The limitations in performance of the present RICH system in the LHCb experiment are given by the natural chromatic dispersion of the gaseous Cherenkov radiator, the aberrations of the optical system and the pixel size of the photon…

Instrumentation and Detectors · Physics 2018-03-14 C. D'Ambrosio , R. Cardinale , S. Easo , A. Petrolini , O. Ullaland

We study the possibility to use the Cherenkov light for the efficient detection of 511 keV photons with the goal to use it in TOF-PET. We designed and tested two detection modules consisting of PbF$_2$ crystals attached to Planacon MCP-PMT…

Instrumentation and Detectors · Physics 2020-03-24 C. Canot , M. Alokhina , P. Abbon , J. P. Bard , D. Breton , E. Delagnes , J. Maalmi , G. Tauzin , D. Yvon , V. Sharyy

We first briefly describe the history and motivation behind Cherenkov and scintillation light detection. We then discuss the instrumentation needed to detect these photons as it applies to both photodetectors and readout electronics. One of…

Instrumentation and Detectors · Physics 2025-12-01 V. A. Li , O. A. Akindele , M. Bondin , S. R. Durham , J. A. Foot , M. J. Ford , S. -W. Stradleigh

The Large High Altitude Air Shower Observatory is in the R&D phase, in which the Water Cherenkov Detector Array is an important part. The signals of Photo-Multiplier Tubes would vary from single photo electron to 4000 photo electrons, and…

Instrumentation and Detectors · Physics 2019-07-09 Lei Zhao , Weihao Wu , Jianfeng Liu , Yu Liang , Jiajun Qin , Li Yu , Shubin Liu , Qi An

A proximity focusing ring imaging Cherenkov detector using aerogel as the radiator has been studied for an upgrade of the Belle detector at the KEK-B-factory. We constructed a prototype Cherenkov counter using a 4 x 4 array of 64-channel…

Cerenkov technology is often the optimal choice for particle identification in high energy particle collision applications. Typically, the most challenging regime is at high pseudorapidity (forward) where particle identification must…

Instrumentation and Detectors · Physics 2016-06-28 M. Blatnik , K. Dehmelt , A. Deshpande , D. Dixit , N. Feege , T. K. Hemmick , B. Lewis , M. L. Purschke , W. Roh , F. Torales-Acosta , T. Videbaek , S. Zajac

This work explores the combination of liquid xenon as a scintillating medium and silicon photomultipliers as a readout in Positron Emission Tomography (PET) for enhanced Time-Of-Flight resolution. We present the results of our first…

The photon detection efficiency of two sets of R10560-100-20 superbialkali photomultiplier tubes from Hamamatsu were measured between 200 nm and 750 nm to quantify a possible degradation of the photocathode sensitivity after four years of…

Instrumentation and Methods for Astrophysics · Physics 2016-12-21 Eliza Gazda , Thanh Nguyen , Nepomuk Otte , Gregory Richards

The properties of UV-photon imaging detectors consisting of CsI-coated THGEM electron multipliers are summarized. New results related to detection of Cherenkov light (RICH) and scintillation photons in noble liquid are presented.

In this article, construction, operation, and performance of the RICH detector of Fermilab experiment 781 (SELEX) are described. The detector utilizes a matrix of 2848 phototubes for the photocathode to detect Cherenkov photons generated in…

High Energy Physics - Experiment · Physics 2009-10-31 J. Engelfried , I. Filimonov , J. Kilmer , A. Kozhevnikov , V. Kubarovsky , V. Molchanov , A. Nemitkin , E. Ramberg , V. Rud , L. Stutte