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Beam test of GEM-TPC, HBD and PWO

Beam test of GEM-TPC, HBD and PWO. CNS-Tokyo : H.Hamagaki, K.Ozawa, M.Inuzuka, T.Sakaguchi, S.Kametani, F.Kajihara, T.Gunji, T.Isobe, N.Kurihara, S.Oda, Y.Morino, S.Saito Waseda : Y.Yamaguchi KEK : S.Sawada RIKEN : S.Yokkaichi Hiroshima : T.Sugitate, K.Shigaki, K.Homma,

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Beam test of GEM-TPC, HBD and PWO

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  1. Beam test of GEM-TPC, HBD and PWO CNS-Tokyo : H.Hamagaki, K.Ozawa, M.Inuzuka, T.Sakaguchi, S.Kametani, F.Kajihara,T.Gunji, T.Isobe,N.Kurihara, S.Oda, Y.Morino, S.Saito Waseda : Y.Yamaguchi KEK : S.Sawada RIKEN : S.Yokkaichi Hiroshima : T.Sugitate, K.Shigaki, K.Homma, R.Kohara, D.Toyoda, H.Harada, K.Haruna Weizmann : I.Tserruya, I.Ravinovich, A.Kozlov BNL : A.Milov

  2. Schedule • KEK PS (12GeV) p2 test beam line • Time table • Preparation : 2004/05/10 – 2004/05/17 • Beam time : 2004/05/18 – 2004/05/24 • Withdrawal : 2004/05/25

  3. Detector layout • Scintillator – Trigger & TOF (CNS) • Gas Cherenkov – Electron ID (KEK) • SSD – Tracking (CNS), (DC (KEK)) • GEM-TPC (CNS) • HBD (CNS, Weizmann) • PWO (Hiroshima), (PbGl (CNS))

  4. Gas : P10 and CF4 Topics of Measurement Efficiency Position resolution Particle ID by dE/dx Two track separation power Dependence Gas Pad shape Drift distance Voltage of GEM Incident angle To do list Preamp Readout Pad Gas GEM DAQ GEM-TPC 50 patterns

  5. VME Module • FADC : RPV160(8ch) x3 • ADC : V792(32ch) x1 • TDC : V775(32ch) x1+a (for DC) • V551 : for SSD • Trigger : GSI Trigger Module x1 • 8ch x 3FADCs (GEM-TPC) • 5ch ADC & TDC (Scintillator) • 2ch ADC & TDC (Gas Cherenkov) • 1ch ADC & TDC (Lead Glass) • 9ch ADC & TDC (HBD CNS) • 9ch ADC & TDC (HBD Weizmann) • V551 (SSD) • 64ch TDC (DC) • ?????? (PWO)

  6. NIM Module

  7. Cable • SHV 25m x 18 • SHV 20m x 10 • LEMO (narrow) 25m x 25 • LEMO (thick) 40m x 30 • Flat 25m x 8 (TPC) • Short LEMO cables are needed for circuit. • 20cm, 40cm, 80cm, …

  8. S1, S3, Gas Crk (6PMTs) ~-2700V S2, PbGl (2PMTs) ~-1500V TPC Field ~-20kV TPC GEM ~-4kV HBD mesh & GEM x2 ~-3kV SSD DC -30kV (1ch) -5kV (2ch) -5kV (1ch) -3.6kV (4ch) Zenner divider HV

  9. We have 3 1ch-LVs. LV • TPC +/- 5V • HBD-CNS • HBD-WIS • SSD

  10. Gas • CF4 (TPC 3kL, HBD-CNS 2kL, HBD-WIS 2kL) • Ar(90%)+CH4(10%) (TPC 3kL, HBD-CNS 2kL) • N2 (7kL) • Ar+C2H6 (DC ??) • CO2 (Gas Crk ??) • Other gas? (HBD-CNS) • Mass flow meter, regulator, pipe, …

  11. Table & support

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