1. November 24th, 2005OPERA General meeting1 CS facility A. Ariga, M. Kazuyama, S. Hiramatsu Nagoya University Overview Introduction of components

2. November 24th, 2005OPERA General meeting2 CS barrack in Hall B

3. November 24th, 2005OPERA General meeting3 CS facility Refresh Packing Clinching top floor : CS production facility bottom floor : CS development facility Loading to CS box

4. November 24th, 2005OPERA General meeting4 CS Facility status Refresh Chamber  HIRAMATSU –COMPLETED in underground in July Packing machine  KAZUYAMA –3/3 system COMPLETED in lab –Demonstrated in Nagoya emulsion workshop Clinching equipment  HIRAMATSU –2/2 COMPLETED in lab –Demonstrated in Nagoya emulsion workshop… Emulsion film (conventional gels) –first batch film was shipped from Tono on Sep 22nd.

5. November 24th, 2005OPERA General meeting5 CS Facility Schedule Nov 18th 28th ～ all equipment shipping to LNGS Start to construction Dec construction & test emulsion shipment 25% Jantest operation & feedback Feboperation start emulsion shipment 25% Mar Production capacity 2800 CS / day (1 CS refresh) 1400 CS / day (2 CS refresh) today

6. November 24th, 2005OPERA General meeting6 Refresh & chamber construction S. Hiramatsu, A. Ariga

7. November 24th, 2005OPERA General meeting7 Barrack drawings Refresh Room Completed Packing room Clinching room top floor : CS production facility bottom floor : CS development facility Packing system construction will start from next week.

8. November 24th, 2005OPERA General meeting8 Chamber construction 22/07/05

9. November 24th, 2005OPERA General meeting9 Chamber construction 22/07/05

10. November 24th, 2005OPERA General meeting10 Refresh Chamber in CS Barrack Heater humidifier Chamber1Chamber2 Electric fan Sensor (temperature,humidity) outlet

11. November 24th, 2005OPERA General meeting11 Good collaboration in 1 st construction,July Japan – NagoyaAriga, Hiramatsu Italy – SalernoChiara,Fulvio – RomeG.Rosa(Barrack) Romolo, Paola – BariVito – BolognaEmilia, Claudia, Luigi Turkey – AnkaraMurat Many country collaborators contributed!! Thanks a lot !

12. November 24th, 2005OPERA General meeting12 Test Running 30 films inside chamber. Temperature : 27 ℃ Humidity : more than 98% Sensitivity GD (8/16 Okazaki UVSOR electron beam ~100MeV) –Ch1 35.2 +- 0.9 grains / 100 micron –Ch2 36.2 +- 0.9 –reference 35.4+- 1.2 Fog Density –Ch1 2.3 +-0.2 grains / 1000μm 3 –Ch2 2.2 +-0.2 –reference 1.7 +- 0.3 No damage from GS environment.

13. November 24th, 2005OPERA General meeting13 Packing system M.Kazuyama

14. November 24th, 2005OPERA General meeting14 Packing system Air Bag (press sealer) Sealer 1.Insert CS doublet to support 2. Close Vacuum Seal 3. FINISH! Seal here Support (Hold CS doublet)

15. November 24th, 2005OPERA General meeting15 Into CS doublet Laminated pack sealed 150mm 140mm 110mm …Production by company

16. November 24th, 2005OPERA General meeting16 CS doublet in laminated pack And set into Packing system Close Vacuum Seal Leak Open Next step to clinching Auto sequence ~15 sec Manual sequence Sequence of Packing system

17. November 24th, 2005OPERA General meeting17 Clinching system S. Hiramatsu

18. November 24th, 2005OPERA General meeting18 Longitudinal-clinchingLateral side-clinching Clinching system

19. November 24th, 2005OPERA General meeting19 Clinching equipment 1 2 3 set CS heater clinching and heat

20. November 24th, 2005OPERA General meeting20 Clinching system Last page photo is prototype. I can success to put into CS box with prototype. Real machines are more durable system. 3 lateral, 3 longitudinal machines were made. Last Friday, sent from Nagoya to here.

21. November 24th, 2005OPERA General meeting21 Emulsion shipment

22. November 24th, 2005OPERA General meeting22 CS Film Shipping 25 non refreshed film Boxes were Shipped, Sep 22 nd = 25 box × 2000 films = 50000 film = 25 % In the future, we will send films for CS at the same timing of refreshed films shipment from Tono mine.

23. November 24th, 2005OPERA General meeting23 Summary 1 st construction (July) finished successfully. Start to 2 nd construction from next week. We can provide refreshed film from the middle of December. Mass production can start from February.

24. November 24th, 2005OPERA General meeting24

25. November 24th, 2005OPERA General meeting25

26. November 24th, 2005OPERA General meeting26 Fog up check by heating x ： 12V 35A ～ 1sec y: 8.4V 44A ～ 0.5sec 2.1±0.3 (reference) 1.9±0.3 2.1±0.3 2.2±0.3 2.3±0.3 Non effect by heating!

27. November 24th, 2005OPERA General meeting27 CS doublet connection shift value CS(U) to CS(D) CS Cosmic ray Exposed Time Shift in X Shift in Y Method by CS1 1min-4064Drill CS2 5min-108-186Drill CS3 20min-147-281tracks CS4 1min-161-198Drill CS5 5min-40-80tracks CS6 8h35min227-92tracks Mechanical Shift Between doublet was Around 0.1-0.3mm By realistic packing machine Feeling is well less than 0.5mm Unit in micron