THE COSMIC RAY TELESCOPE (MUON DETECTOR)

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THE COSMIC RAY TELESCOPE (MUON DETECTOR)

• Goal To measure muon production altitude

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Muon Production

• Muon production altitude
• High energy protons (Cosmic Rays)
• Secondary particles
• Muons
• half life

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Muon Detection

• Scintillator Paddle
• Material
• transparent polystyrene plastic
• fluor

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Muon Detection

• Moun interaction
• excitation
• photon emission

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Muon Detection

• Photomultiplier tube (pmt)
• photoelectric effect
• photoelectron multiplication
• Amplified signal

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Problem Solving
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Emitted photons to pmt

• Total internal reflection
• shape
• polishing
• aluminum foil
• Glueing

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Emitted photons to pmt
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False signals

• Light shroud
• Double paddles

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Soldering / Board Stuffing

• Reading Schematic
• Solid connections (avoiding open and short
  circuits)

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Muon Production Altitude

• Scintillator orientation and double paddles