Simulation study of Calorimeter ILC Detector Workshop 筑波大学 山口佳博 ILC Detector WorkShop 2005/03/05 Contents Calorimeter geometry Initialization of calorimeter Range cut Material measurement Future plan ILC Detector WorkShop 2005/03/05 Geometry (GLD 3T version) Solenoid Muon VTX EM Calorimeter TPC IT HD Calorimeter ILC Detector WorkShop 2005/03/05 Calorimeter geometry Parameter List Endcap Inner R = 40cm Barrel Tower Front ρ = 210cm Endcap Tower Front ρ = 270cm 210 cm Full One Tower EM + HD 40 cm 270 cm 6.1λ 27 X0 ILC Detector WorkShop 2005/03/05 Calorimeter Geometry Jupiter： 仮想空間の中で、現実 世界で測定器を組み上げ るように、測定器を組み上 げられること J4CAL J4CALCone J4CALTower Virtual class J4VCALBlock 上記の思想に則り、仮想 クラスを新たに作って、実 装のすべてをそちらに移 行した 実クラスには、それぞれに 固有のパラメーターを J4CALParameterListか ら取ってくるようにしてある J4CALEM J4CALHD J4VCALMiniCone J4CALEMMiniCone J4CALHDMiniCone J4VCALMiniTower J4CALEMMiniTower J4CALHDMiniTower J4VCALLayer J4CALEMLayer J4CALEMAbsLayer J4CALHDMiniLayer J4CALHDAbsLayer J4VCALSubLayer J4CALEMActiveLayer ILC Detector WorkShop 2005/03/05 J4CALHDActiveLayer Before EMCAL 4cm×4cm, HDCAL 12cm×12cm → 120 second New EMCAL 1cm×1cm, HDCAL 1cm×1cm → 20 second time[second] Initialization of Calorimeter EM4cm HD12cm EM2cm HD6cm ILC Detector WorkShop 2005/03/05 EM1cm HD3cm EM0.5cm HD1.5cm (Xeon, cpu 1.2GHz) Energy Deposit (step cut) pi 5GeV 1000event 0.1mic 0.5mic 1mic 10mic 0.1mic 1mic Number of Events Number of Events e 5GeV 1000event Total Energy Deposit [GeV] 10mic Total Energy Deposit [GeV] ILC Detector WorkShop 2005/03/05 100mic Energy Deposit (step cut off) e 5GeV 1000event 1mic 0.1mic Number of Events Number of Events 0.1mic pi 5GeV 1000event 10mic Total Energy Deposit [GeV] 10mic Total Energy Deposit [GeV] ILC Detector WorkShop 2005/03/05 1mic Resolution and Mean pi 5GeV pi 5GeV e 5GeV e 5GeV ILC Detector WorkShop 2005/03/05 Energy Deposit (e 1GeV 1000event) 0.5mic Number of Events 0.1mic 1mic 10mic Total Energy Deposit [GeV] ILC Detector WorkShop 2005/03/05 Resolution and Mean (e 1GeV) ILC Detector WorkShop 2005/03/05 Range cut vs. time (pentium III, 1.2GHz) ・ cpu ・ real ILC Detector WorkShop 2005/03/05 Number of Events Energy Deposit (e 1.5GeV 1000event) Total Energy Deposit [GeV] ILC Detector WorkShop 2005/03/05 IT VTX TPC EMCAL ρ[mm] Radiation Length [X0] Radiation Length [X0] ρvs. Radiation Length IT VTX ILC Detector WorkShop 2005/03/05 TPC EMCAL ρ[mm] IT Radiation Length [X0] Radiation Length [X0] ρvs. Radiation Length (zoom) TPC TPC IT VTX ρ[mm] VTX ILC Detector WorkShop 2005/03/05 ρ[mm] Radiation Length[X0] Radiation Length[X0] cosθ vs. Radiation Length cosθ ILC Detector WorkShop 2005/03/05 cosθ Nuclear Interaction Length[λ] Nuclear Interaction Length[λ] ρ vs. Interaction Length EMCAL IT TPC HDCAL VTX ρ[mm] EMCAL IT TPC HDCAL VTX ILC Detector WorkShop 2005/03/05 ρ[mm] Future plan Continue to study range cut Material measurement Start to study digital Calorimeter ILC Detector WorkShop 2005/03/05
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