The RD50-MPW4 DMAPS shows 100% charge collection efficiency, 226 μm depletion depth, and peripheral charge sharing when mapped in 3D with TPA-TCT.
Rinella on behalf of the ALICE collaboration,The ALPIDE sensor chip for the upgrade of the ALICE In- ner Tracking System, Nuclear Instruments and Methods in Physics Research A, vol
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A prototype five-layer ALPIDE tracker measures positrons at 0.12 per beam shot under 1.7/mm² background density using Hough-transform tracking, with rates matching expected nonlinear Breit-Wheeler levels and false positives four orders of magnitude lower when the foil is removed.
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TPA-TCT Analysis of the RD50-MPW4 Monolithic Pixel Particle Detector
The RD50-MPW4 DMAPS shows 100% charge collection efficiency, 226 μm depletion depth, and peripheral charge sharing when mapped in 3D with TPA-TCT.
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Initial Performance of the E320 Tracker
A prototype five-layer ALPIDE tracker measures positrons at 0.12 per beam shot under 1.7/mm² background density using Hough-transform tracking, with rates matching expected nonlinear Breit-Wheeler levels and false positives four orders of magnitude lower when the foil is removed.