PHOBOS Time-of-Flight Wall Design

• Required performance:

  • ?TOF < 100 ps.
  • Occupancy less then 15%.
    

• Current design:

  • Scintillators are made of BC404 (8x8x200 mm3).
  • Each time-of-flight section has 120 scintillators.
  • The Hamamatsu R5900U-M4 PMT is used.

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