Abstract
We present a new design and assembly procedure of a large-area gas-avalanche Resistive-Plate WELL (RPWELL) detector. A 50 × 50 cm2 prototype was tested in 80 GeV/c muon beam at CERN-SPS, presenting improved performances compared to previous ones: MIP detection efficiency over 96% with 3% uniformity across the entire detector area, a charge gain of ≈ 7.5 × 103 with a uniformity of 22%, and discharge probability below 10-6 with a few single hotspots attributed to production imperfections. These results pave the way towards further up-scaling detectors of this kind.
Original language | English |
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Article number | P08009 |
Journal | Journal of Instrumentation |
Volume | 18 |
Issue number | 8 |
DOIs | |
State | Published - 11 Aug 2023 |
Keywords
- Detector design and construction technologies and materials
- Micropattern gaseous detectors (MSGC, GEM, THGEM, RETHGEM, MHSP, MICROPIC, MICROMEGAS, InGrid, etc)
All Science Journal Classification (ASJC) codes
- Instrumentation
- Mathematical Physics