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VELO T. Bowcock1 Si Status T.Bowcock for S. Biagi, G.Casse, P. Cooke, M. McCubbin, A. Muir, J. Palacios, C. Parkes, U. Parzefal, G. Patel, J. Phillips.

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Presentation on theme: "VELO T. Bowcock1 Si Status T.Bowcock for S. Biagi, G.Casse, P. Cooke, M. McCubbin, A. Muir, J. Palacios, C. Parkes, U. Parzefal, G. Patel, J. Phillips."— Presentation transcript:

1 VELO T. Bowcock1 Si Status T.Bowcock for S. Biagi, G.Casse, P. Cooke, M. McCubbin, A. Muir, J. Palacios, C. Parkes, U. Parzefal, G. Patel, J. Phillips S. Walsh, N. Smith, P. Sutcliffe, P. Turner, V.Wright

2 VELO T. Bowcock2 Overview Production Facilities Sensors Hybrids Modules Work in Progress

3 VELO T. Bowcock3 Production (1) Existing Laboratories removed –Displaced equipment –Infrastructure cleared –Composites Laboratory retained Tender Completed –Principal Contractor Selected Construction 4/12 –Completion (Handover) April 00

4 VELO T. Bowcock4 Production(2)

5 VELO T. Bowcock5 Production (3) Bonders tendered for –Large area and deep access –2 K&S 8090s (?) Thermal Camera –Arrrived Thermal Chambers Automatic Glue Handling Equipmen Storage + …

6 VELO T. Bowcock6 Sensors(1) PR-02: (Micron) –Additional work on improving the processing to boost high voltage performance(SW and Micron) –150micron detectors being processed.

7 VELO T. Bowcock7 Sensors PR-02 new batch –More tightly qualified

8 VELO T. Bowcock8 Sensors(2) PR-03: –n-strip version of PR-02 –Production Meeting 5/12/00 Details of the graded p-spray 6 masks in all –Order received placed 11/00. First delivery 4 months from now Order completion 7months

9 VELO T. Bowcock9 Sensors(3) PR-03: will also contain a test with p- bulk –No inversion!

10 VELO T. Bowcock10 Sensors(4) PR-04: Study of Modified phi - p-strip design complete –Same (similar) bondpad layout as r detector for PR-02 –Possible –2-3 months of work on hold

11 VELO T. Bowcock11 Sensors(5) PR-05: –Discussion with Hamamatsu underway for production of compatible n-strip detectors Investigative Quotations –150 detectors

12 VELO T. Bowcock12 Sensors(6) Laser Rig –5 micron spot –Multiwavelength –Visual Focus –Automated stage (not installed) –Operational

13 VELO T. Bowcock13 Sensors(7) Side View of Laser Rig

14 VELO T. Bowcock14 Sensors(8) Cosmic Ray Assembly –2 double sided detectors VA2 r/o –Modules now operational

15 VELO T. Bowcock15 Sensors(9) Irradiation 6/11/00 to 9/11/00 –3 r detectors Pr micron Oxygenated Pr micron Non Oxygenated. Pr micron Oxygenated –3 phi detectors Pr micron Oxygenated Pr micron Oxygenated Pr micron Oxygenated

16 VELO T. Bowcock16 Sensors(10) R-detectors –Irradiated with strips facing beam Max fluence (6% error) Ph-detectors –Strips facing upwards Max fluence (6% error) Alignment 1mm –http://www.ph.liv.ac.uk/lhcb

17 VELO T. Bowcock17 Sensors(11) Detectors due for shipping to Liverpool this week –Meanwhile known detectors being tested Laser system cross-calibrated Test of non-uniformly irradiated (parallel geometry detectors) –Analysis will begin on receipt

18 VELO T. Bowcock18 Hybrid(1) Prototype Hybrid IDE production –Electronic layout –Connecter layout Design features –Multi-chip –Multi-technology

19 VELO T. Bowcock19 Hybrid(2) Two versions in production –FR4 Before the December workshop –Alumina (Ceramic) After Christmas Support cards(?)

20 VELO T. Bowcock20 Module(1) Original Concept

21 VELO T. Bowcock21 Module(2) Nov(00)

22 VELO T. Bowcock22 Module(3) Prototype

23 VELO T. Bowcock23 Module(4) Alignment Mechanism

24 VELO T. Bowcock24 Module(5) Thermal Model

25 VELO T. Bowcock25 Module(6) Thermal Model to compare with FEA Ceramic Substrate (Beryllia)

26 VELO T. Bowcock26 Module(7) Baseline hybrid –Beryllia/kapton with Titanium joints –Cheaper and safer option Aluminium nitride Under order Cheaper and more stable –Carbon fibre

27 VELO T. Bowcock27 Module(8) From Composites Lab –Same technology as support –Multilayer cf –Production cheap Dyconex –Substrate prototype High thermal conductivity Very low CTE

28 VELO T. Bowcock28 Module(9) Carbon Fibre support also for CDF Layer 00

29 VELO T. Bowcock29 Module(10)


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