Meeting ITk LPNHE
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Europe/Paris
Higgs 12-22-2-28
Higgs 12-22-2-28
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Description
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https://cern.zoom.us/j/94940524377?pwd=dnI4NnZUWGNMN1ZpRFJncFU1ZlMrQT09
Presents: Cyrille, Thiziri, Bhuvan, Oleksandra, Francesco, Karim, Stephanie, Marc, Pascal, Yahya, Reina, Yann, Paul, David, Giovanni
General news:
- JUAF starting tomorrow
- ITkWeek first week of July
- We are invited to be formally part of the Core Column Task Force, Francesco accepted
- Geometry change possible: 150 in place of the 100 in the ring, possibly no impact on us
- Order RS common: david will do it
- Order big vacuum pump mainteinance
Probe station
- Cooling fluid under order from Chemsolutions in Italy. We are in the process of creating the account in the CNRS database to proceed
Wirebonding
- SCC not yet done, but should be put in priority now
- Frequent breaking of the wire in the tool
- Bad pull force systematic after the first bond -> clamp tuning issue -> tuned and solved
- PPP38 bonded but three wires are lost, we need to re-bond them
Assembly
- PPP47 glued by Cyrille and Bhuvan
- All good
- Next modules in the coming week with Bhuvan and Oleksandra who do not leave for JUAF/Biennale
Metrology
- PPP47 one chip detached during manipulation
- Metrology was done with a lot of difficulties but completed including backside flatness
Unmasking
- No progress. Still to check the tool.
Outer barrel WB protection
- No news, postponed to after the Biennale
- Pre-prod canopies seems better
- Plan is to glue another glass to finish step-1
Testing
- CAEN HV+ card is in arrivied in italy for expertise for the offset
- Security switch for the climante chamber door: maybe it's broken. We need to order a new one.
- In principle vacuum chucks for the climate chamber will arrive to CERN tomorrow, we might be able to transfer them to Paris via Biennale
Xray
- Waiting for the box. Delayed production because there is a malfunction on one of manufacturing machines.
- Install the PC
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