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The DIRC is a Cherenkov imaging detector based on total internal reflection for the BaBar detector at PEP-II. The principles of the DIRC ring imaging Cherenkov technique are explained and its choice for the BaBar detector particle…

High Energy Physics - Experiment · Physics 2009-10-30 J. Schwiening

We have designed a threshold Cherenkov detector at the Rutherford-Appleton Laboratory to identify muons with momenta between 230 and 350 MeV/c. We investigated the properties of three aerogels for the design. The nominal indexes of…

Instrumentation and Detectors · Physics 2009-09-28 Lucien Cremaldi , David A. Sanders , Peter Sonnek , Donald J. Summers , Jim Reidy

Between early 1997 and late 2002, the HEGRA collaboration operated a stereoscopic system of 4 (later 5) imaging atmospheric Cherenkov telescopes. In this paper we present the calibration schemes which were developed for the system, and…

Astrophysics · Physics 2010-05-19 G. Puehlhofer , O. Bolz , N. Goetting , the HEGRA Collaboration

The CALICE Analogue Hadron CALorimeter (AHCAL) at the International Linear Collider (ILC) is a high-granularity hadron calorimeter based on scintillator tiles readout by MPPCs. Toward the construction of ILC, the optimization of the AHCAL…

Instrumentation and Detectors · Physics 2019-04-08 Naoki Tsuji

A Ring Imaging \v{C}erenkov detector built for the BRAHMS experiment at the Brookhaven RHIC is described. This detector has a high index of refraction gas radiator. \v{C}erenkov light is focused on a photo-multiplier based photon detector…

Instrumentation and Detectors · Physics 2008-11-26 R. Debbe , C. E. Jorgensen , J. Olness , Z. Yin

We describe a new aerogel threshold Cherenkov detector installed in the HMS spectrometer in Hall C at Jefferson Lab. The Hall C experimental program in 2003 required an improved particle identification system for better identification of…

Instrumentation and Detectors · Physics 2009-11-10 R. Asaturyan , R. Ent , H. Fenker , D. Gaskell , G. M. Huber , M. Jones , D. Mack , H. Mkrtchyan , B. Metzger , N. Novikoff , V. Tadevosyan , W. Vulcan , S. Wood

Nowadays, several projects of future colliding beam experiments are being considered in the world. Among them are the CEPC (Circular Electron Positron Collider) in China and the FCC (Future Circular Collider) at CERN (Switzerland). To…

Dedicated R&D efforts are currently underway to couple a thin Cherenkov radiator to Silicon Photomultiplier (SiPM) arrays for precise charged particle Time-of-Flight (ToF) measurements. The prompt nature of Cherenkov radiation makes it an…

Instrumentation and Detectors · Physics 2026-01-22 M. N. Mazziotta , A. Di Mauro , M. Giliberti , A. Liguori , L. Lorusso , E. Nappi , N. Nicassio , G. Panzarini , R. Pillera , G. Volpe

The Cherenkov Telescope Array (CTA) is the next generation of Imaging Atmospheric Cherenkov Telescopes. It will reach a sensitivity and energy resolution never obtained until now by any other high energy gamma-ray experiment. Understanding…

Instrumentation and Methods for Astrophysics · Physics 2018-01-22 G. Vasileiadis , O. Blanch , J. Bregeon , P. Brun , O. Calpe , M. Colak , M. Doro , L. Font , M. Gaug , S. Griffiths , C. Maggio , M. Martinez , O. Martinez , P. Ristori , S. Rivoire

The CALICE collaboration is currently developing an engineering prototype of an analog hadron calorimeter for a future linear collider like the ILC. One main task of this prototype is to demonstrate the feasibility of building a realistic…

Instrumentation and Detectors · Physics 2019-08-14 Benjamin Hermberg

The atmospheric monitoring devices for the planned calibration system of the Cherenkov Telescope Array (CTA) are undergoing intensive development, prototyping and testing. The All-Sky Cameras, the Sun/Moon Photometers and the FRAM…

In the $\gamma$-ray Cherenkov Astronomy framework mirror coating plays a crucial role in defining the light response of the telescope. We carried out a study for new mirror coating solutions with both a numerical simulation software and a…

Instrumentation and Methods for Astrophysics · Physics 2014-06-04 Antonio Bonardi , Gerd Pühlhofer , Stephan Hermanutz , Andrea Santangelo

The Analog Hadron Calorimeter (AHCAL) concept developed by the CALICE collaboration is a highly granular sampling calorimeter with \SI{3x3}{\square\centi\meter} plastic scintillator tiles individually read out by silicon photomultipliers…

Instrumentation and Detectors · Physics 2021-05-19 Lorenz Emberger

A ring imaging Cherenkov counter, to be read out by four 100-channel PMTs, is a key element of the BRAHMS experiment. We report here the most recent results obtained tested at the BNL AGS using several radiator gases, including the heavy…

Instrumentation and Detectors · Physics 2011-04-20 R. Debbe , S. Gushue , B. Moskowitz , J. Olness , F. Videbaek

The collection efficiency for Cherenkov light incident on a wavelength shifting plate (WLS) has been determined during a beam test at the Proton Synchrotron facility located in the National Laboratory for High Energy Physics (KEK), Tsukuba,…

The DIRC (Detection of Internally Reflected Cerenkov light) is a new type of ring imaging Cerenkov detector, which detects images from Cerenkov light produced in precisely machined quartz bars. The Cerenkov images are transported along…

High Energy Physics - Experiment · Physics 2007-05-23 C. Lu , D. Marlow , C. Mindas , E. Prebys

The ATLAS Tile Calorimeter (TileCal) is the central section of the hadronic calorimeter of the ATLAS experiment at LHC. This sampling calorimeter uses steel plates as absorber and scintillating tiles as active medium. The light produced by…

Instrumentation and Detectors · Physics 2019-09-04 Marija Marjanovic

High-efficiency and high-purity particle identification are fundamental requirements for the success of the Belle II experiment, whose main goal is to explore the new-physics scenarios in the CP-violating decays of the B mesons. To achieve…

High Energy Physics - Experiment · Physics 2018-11-13 Umberto Tamponi

While current atmospheric Cherenkov installations consist of only a few telescopes each, future installations will be far more complex. Monte Carlo simulations have become an essential tool for the design and optimisation of such…

Astrophysics · Physics 2009-11-13 Konrad Bernloehr

We describe the cryogenic system for SPIDER, a balloon-borne microwave polarimeter that will map 8% of the sky with degree-scale angular resolution. The system consists of a 1284 L liquid helium cryostat and a 16 L capillary-filled…