Simulation study of TPC performance

							Simulation study of TPC performance
筑波大学 山口敦史

Purpose of full simulation study
establish a performance goal of TPC -> momentum resolution -> two track separation ...

Momentum resolution T0 resolution
(mu- single track)

※ () : TPC

GLC-3T Geometry
Rout - Rin = 110 (100) [cm] sigmax = 85 (150) [micron] sigmaz = 3 (0.05) [cm] B = 3 [T] Nsample = 50 (130) Vdrift = 0.7 (5) [cm/micro sec] Nlayer = 10 (cdc only)

Momentum resolution

T0 resolution

GLD_V1 Geometry
Rout - Rin = 154 [cm] Length = 260 x 2 [cm] sigmax = 150 [micron] sigmaz = 500 [micron] B = 3 [T] Nsample = 200 Vdrift = 5 [cm/micro sec]

Momentum resolution

Momentum resolution
(cos distribution)

T0 resolution

Track linking

(mu- 100GeV vacuum)

TPC

TPC+IT

TPC+IT+VTX

Future plan
Track linking Continuos multiple scattering Consideration of Energy loss Track finding