Options of TOF To reduce occupancy ~10%,need small size strip>105-106 channels "Standard"TOF system built of fast scintillators plus phototubes would cost too much !(80 MCHF for ALICE) Gaseous detectors route to large area detectors at affordable price 2023/6/28 Talk for EM group伍健 82023/6/28 Talk for EM group 伍健 8 Options of TOF To reduce occupancy ~10%, need small size strip → 105 -106 channels “Standard” TOF system built of fast scintillators plus phototubes would cost too much ! ( ~ 80 MCHF for ALICE) Gaseous detectors route to large area detectors at affordable price