PHOBOS Time-of-Flight Scintillators

Bare scintillator assembly, showing the light-guide configuration used to connect the 4x1 scintillator geometry to the 2x2 photomultiplier geometry.

Wrapped scintillator assembly, showing the light-guide configuration used to connect the 4x1 scintillator geometry to the 2x2 photomultiplier geometry. The scintillators are wrapped in Aluminum foil while Teflon tape is used to wrap the light guides.