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Published byPosy Summers Modified over 9 years ago
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Testing Calorimeter with cosmic rays By: Matteo Pallocca (Liceo Scientifico A.Landi, Velletri) Agnese Capobianco (Liceo Scientifico E.Amaldi, Roma) Federica Forcesi (Liceo Scientifico Farnesina, Roma) Tutor: Marco Mirazita Technician: Walter Pesci
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Stage objectives Testing a lead/scintillator sampling calorimeter using cosmic muons. Calculation of Voltage Curves and Calibration Line.
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Our Detector PAD 1 PMT CALORIMETER PAD 2
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Electronic Acquisition System
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Power Supply Discriminator Logic AND Delays QDC FAN IN/ FAN OUT
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Example of a QDC spectrum Background Signal Peak, released by a muon
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Voltage Curves
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Signal after the equalization
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Calibration line
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Conclusions We set up an acquisition system to test a calorimeter using cosmic muons. We calculated voltage curves for four different voltages. We equalized the 4 central PMTs. We calculated the calibration line of our calorimeter and verified its linear behavior.
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