The novel photon detectors based on MPGD technologies for COMPASS RICH-1 upgrade

Chatterjee, C. (2018) The novel photon detectors based on MPGD technologies for COMPASS RICH-1 upgrade. Il nuovo cimento C, 41 (1-2). pp. 1-3. ISSN 1826-9885

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Abstract

The RICH-1 detector of the COMPASS experiment at CERN SPS has been upgraded for the 2016 physics run: four MWPC-based photon detectors have been replaced by newly developed detectors based on MPGD technologies, for a total active area of 1.4 m2. The new detector architecture consists in a hybrid combination of two layers of THGEMs, the first acting as a reflective photocathode, and a Micromegas equipped with a pad segmented anode. The signals are read out via capacitive coupling by an analog F-E based on the APV25 chip. The characteristics and the performance of the new hybrid photon detectors are presented.

Item Type: Article
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 17 Nov 2020 14:41
Last Modified: 17 Nov 2020 14:41
URI: http://eprints.bice.rm.cnr.it/id/eprint/20154

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