Main components

1
SSD Status Report

• Main components
• Production status
• Last news first ladder
• Schedule

SSD pages www.star.in2p3.fr
Strasbourg
Nantes
Warsaw
2
Main components
?r? 20 ?m
?z 740 ?m
Ø 460 mm
20 ladders 320 2D Si strips 492520
channels Readout lt 5ms
? lt 1.2
3
Production/test status

• Production mainly in industry
• Design, test ladder assembly in labs

4
Utilities status

• Production db operational
• Slow Control almost done
• Online db bits and pieces
• Offline hit reco completed

• Trigger in progress
• DAQ in progress
• Power ready
• Cooling ready

5
Ladder assembly bench
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First ladder pictures
Produced december 01
7
First ladder results
P side
pedestal
N side
strip number
Pulse from internal generator
readout FEE dead
16 modules are working !
8
First ladder test results

• S/N 20-25
• 30-50 in module beam test
• Good 2D matching

9
Schedule
1st ladder operational

• Module production starts
• March
• Ladder assembly starts
• April
• 3 ladders on dedicated support
• May
• Delivery at BNL
• June
• Installation in STAR
• End of June

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Production database
11
Pictures a module
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First ladder results
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First ladder results
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Ladder test bench
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Module test bench
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Simulated performances
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Simulated performances
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Radiation length