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GoldenDOMs Status and analysis plan Shigeru Yoshida (for Hiroko M) Dept. of Physics, Chiba University.

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Presentation on theme: "GoldenDOMs Status and analysis plan Shigeru Yoshida (for Hiroko M) Dept. of Physics, Chiba University."— Presentation transcript:

1 GoldenDOMs Status and analysis plan Shigeru Yoshida (for Hiroko M) Dept. of Physics, Chiba University.

2 The Golden DOM people Chiba Hiroko, Tsuyoshi, Mina, Shigeru UW-Madison Kael, Mark, Aya, Kotoyo PSU Carsten

3 DOM 2D Scan 2D PMT Scan N 2 laserN2N2 PMT/DOM Absolute Efficiency

4 Chamber and DAQ ATTENUATOR Pressure meter Temp monitor

5 ■ Calibration of PMTs and Digital Optical Modules (DOMs) Main board metal cageFlasher board Optical gel HV board 10 inch PMT DOM PMT Normal check  Normal check: (1/10)  Linearity of the PMT gain  dark noise rate  charge resolution Golden PMTs  Golden PMTs: (1/60) normal check +  2D sensitivity scan  Absolute calibration HamamatsuChiba Univ.Wisconsin Univ.Chiba Univ.South Pole  makes all PMTs  assembles DOMs  check all DOMs (under low temperature)  Linearity of the DOM gain  dark noise rate  component check  cold reboot  communication test  Golden DOMs  Golden DOMs: (1/80)  2D sensitivity scan  Absolute calibration

6 Hakkenden (“eight” dog) Warriors….? DOM name PMT # Sosuke_Inukawa : TA1181 --failed Dosetsu_Inuyama : TA1069 Shino_Inuzuka : TA1052 Genpachi_Inukai : TA1167 Kobungo_Inuta : TA1062 Keno_Inuzaka : TA1056 --failed Shinbei_Inue : TA1059 Daikaku_Inuyama : TA1176 --failed

7 Shinbei_Inue GDOM absolute calibration data Local Coincidence with a sync signal of N2 laser!!

8 Genpachi_Inukai GDOM absolute calibration data Local Coincidence with a sync signal of N2 laser!!

9 Shinbei_Inue GDOM 2D scan data DOM PMT

10 Shino_Inuzuka GDOM 2D scan data DOM PMT

11 S39-53 S39-55 S39-56 X-axis in [ns] y-axis in [mV] String 39 GDOM Flasher data FADC ATWD time window S21-55 flasher By Aya (UW-Madison)

12 IceRayTrace Simulation By Kotoyo (UW-Madison)

13 IceRayTrace Simulation By Kotoyo (UW-Madison)

14 Analysis Plan ROMEO-GPMT DOMIMANT(Geant4) String-39 Flasher/SC IceRayTrace Energy Calibration (Hole)Ice

15 Golden DOM production for PY05 8Golden PMTs @ Chiba DOM Assembly/FAT @ UW-Madison 3 left-over GPMTs @ UW-Madison <11 Golden DOMs @ Chiba South Pole !! May August Nov


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