CERN Accelerating science

Article
Report number CERN-EP-99-111
Title Performance of a hybrid photon detector prototype with electrostatic cross-focussing and integrated silicon Pixel readout for Cherenkov ring detection
Author(s)

Alemi, M ; Barber, G J ; Bibby, J H ; Campbell, M ; Duane, A ; Easo, S ; Gys, Thierry ; Halley, A W ; Piedigrossi, D ; Puertolas, D ; Rosso, E ; Simmons, B ; Snoeys, W ; Websdale, David M ; Wotton, S A ; Wyllie, Ken H

Affiliation (CERN) ; (Univ. Milano) ; (Imp. Coll. London) ; (Univ. Oxford) ; (Univ. Glasgow) ; (INFN Rome) ; (Univ. Cambridge)
Publication 1999
Imprint 12 Jul 1999
Number of pages 7
In: Nucl. Phys. B, Proc. Suppl. 78 (1999) 360-365
In: 6th International Conference on Advanced Technology and Particle Physics : ICATPP-6, Como, Italy, 5 - 9 Oct 1998, pp.360-365
DOI 10.1016/S0920-5632(99)00571-X
Subject category Detectors and Experimental Techniques
Accelerator/Facility, Experiment CERN LHC ; LHCb
Abstract We report on the first test beam performance of a hybrid photon detector prototype, using binary readout electronics, intended for use in the ring imaging Cherenkov detectors of the LHCb experiment at the CERN Large Hadron Collider. The photon detector is based on a cross-focussed image intensifier tube geometry. The anode consists of a silicon pixel array bump-bonded to a binary readout chip with matching pixel electronics. The detector has been installed in a quarter-scale prototype vessel of the LHCb ring imaging Cherenkov system. Focussed ring images produced by 120 GeV/c negative pions traversing an air radiator have been recorded. The observed light yield and Cherenkov angle resolution are discussed.

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 Záznam vytvorený 1999-08-20, zmenený 2018-09-24


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