T555 experiment meeting- Beam test of GEM-TPC, HBD & PWO -

2004/04/22

Contents1. Collaborators

2. Schedule

3. Detector layout

4. DAQ

5. Other necessities

6. GEM-TPC

01/11

Collaborators

CNS-Tokyo : H.Hamagaki, K.Ozawa, M.Inuzuka,

T.Sakaguchi, T.Gunji, T.Isobe, 　 S.Oda, Y.Morino, S.Saito

Waseda : Y.Yamaguchi

KEK : S.Sawada

RIKEN : S.Yokkaichi

Hiroshima : K.Shigaki, K.Homma, D.Toyoda

Weizmann : I.Tserruya, I.Ravinovich, M.Naglis

BNL : B.Azmoun

02/11

Schedule

Preparation @KEK-PS 2 beam line :

May10(Mon) – May19(Wed) Machine Time :

May19(Wed) PM 05:00 – May27(Thu) AM 01:00 machine tune : May24(Mon) AM 01:00 – May24(Mon) PM 05:00

20shifts = 160 hours Removal :

May27(Thu)

03/11

Detectors TPC : TPC will be ready in May9. from S.Oda CNS-HBD : from M.Inuzuka WIS-HBD : PWO : from D.Toyoda SSD : We’re checking SSDs. Scintillator : We’re checking scintillators. PbGl : Ready. GCC : Those will be checked after May10.

04/11

Detector layout

05/11

VME & CAMAC Module

VME FADC : RPV160(8ch) x3, CNS Q-ADC : V792(32ch) x1, CNS PH-ADC : V785(32ch) x1, CNS TDC : V775(32ch) x1, CNS V550,V551B : for SSD, CNS Trigger : GSI Trigger Module x1, CNS

CAMAC-VME interface KineticSystems 3922,2917 : KEK-E325

CAMAC TDC : RPC-061(8ch) x2, Hiroshima

06/11

Trigger Circuit

ON : e-trigger

07/11

Other detectors’ data flow

08/11

Other necessities Cable : CNS, Hiroshima, KEK-E325 Rack : 2 beam line NIM Module : CNS, Hiroshima, KEK-kairo, KEK-E325 VME-Crate : CNS NIM-Crate : CNS, KEK-kairo CAMAC-Crate : KEK-kairo LV : CNS, Hiroshima, KEK-kairo HV : CNS, Hiroshima PC : 4PCs(CNS), 1PC(Hiroshima) Gas : CNS Table : 2 beam line, CNS, Hiroshima

09/11

GEM-TPC

10/11

Gas : P10 and Ar(70%)+C2H6(30%) (and CF4) Topics of Measurement

Efficiency Position resolution Particle ID by dE/dx Two track separation power Dependence

Gas Pad shape Drift distance Beam Momentum Voltage of GEM Incident angle

102　patterns4.7MeventsNext　page

Check the ability of our GEM-TPC Compare the ability of our GEM-TPC with the ones

of other groups’ GEM-TPC Search for optimum gas and optimum pad shape

Condition pattern for GEM-TPCpattern # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

gas P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10momentum +2 +2 +2 +2 +2 +2 +2 +2 +2 +4 +4 +1 +1 +0.5 +0.5 - 0.5 - 0.5 - 1 - 1 - 2 - 2 - 4 - 4 +2 +2 +2

drift length (cm) 15 15 15 15 15 5 25 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 5 5 10pad shape rect rect rect rect chev chev chev chev rect rect chev chev rect rect chev chev rect rect chev chev rect rect chev chev rect rect

incident angle 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0V_GEM 320 330 340 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350

e- trigger off off off off off off off off off off off off off off off off off off off off off off off any any anyPb block off off off off off off off off off off off off off off off off off off off off off off off off off off

# of event 20k 20k 20k 20k 20k 20k 20k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50kitem setup momometum drift length

pattern # 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52gas P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 P10 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6

momentum +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 - 2 - 2 - 2 - 2 - 2 - 2 +2 +2 +2 +2 +2 +2 +2 +2 +2drift length (cm) 10 15 15 20 20 25 25 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 5 25 15 15

pad shape chev 0 rect rect chev chev rect rect chev chev rect rect chev chev rect rect chev rect rect rect rect chev chev chev chev rectincident angle 0 0 0 0 0 0 0 10 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

V_GEM 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 360 380 400 420 400 400 400 400 400e- trigger any any any any any any any any any any any off off on on on on off off off off off off off off offPb block off off off off off off off off off off off off off off off on on off off off off off off off off off

# of event 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 100k 100k 20k 20k 20k 20k 20k 20k 20k 50k 50kitem incident angle two track separation setup momometum

pattern # 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78gas ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 ArC2 H6 CF4 CF4 CF4 CF4 CF4 CF4

momentum +1 +1 +0.5 +0.5 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2drift length (cm) 15 15 15 15 5 5 15 15 25 25 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15

pad shape rect chev chev rect rect chev chev rect rect chev chev rect rect chev chev rect rect chev chev rect rect rect rect rect rect chevincident angle 0 0 0 0 0 0 0 0 0 0 0 0 10 10 0 0 10 10 0 0 0 0 0 0 0 0

V_GEM 400 400 400 400 400 400 400 400 400 400 400 400 400 400 400 400 400 400 400 400 500 510 520 530 540 530e- trigger off off off off any any any any any any any any any any off off on on on on off off off off off offPb block off off off off off off off off off off off off off off off off off off on on off off off off off off

# of event 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 100k 100k 20k 20k 20k 20k 20k 20kitem drift length incident angle two track separation setup

pattern # 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102gas CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4 CF4

momentum +2 +2 +2 +2 +1 +1 +0.5 +0.5 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2 +2drift length (cm) 5 25 15 15 15 15 15 15 5 5 15 15 25 25 15 15 15 15 15 15 15 15 15 15

pad shape chev chev chev rect rect chev chev rect rect chev chev rect rect chev chev rect rect chev chev rect rect chev chev rectincident angle 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 0 0 10 10 0 0

V_GEM 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530 530e- trigger off off off off off off off off any any any any any any any any any any off off on on on onPb block off off off off off off off off off off off off off off off off off off off off off off on on

# of event 20k 20k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 50k 100k 100kitem momometum drift length incident angle two track separation

The number of total events is4.7 Mevents.If the event rate is 25Hz TPC data will be taken in53hours. 11/11