Sep 08, 2021 - Group Meeting
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2022 Winter SAD ATLIS Tasks
Phase 1 Region
- (~everyone) Install 200 kV w/o field emission
- (Lakshmi) Replace DR dipole => PO written week of Aug 30 for new DM at CEBAF, UITF and 2 spare coils
- (Sarin/Riad) Replace noisy Wien 20A SCE =>
- (Phil) Repair leaky PCUP LCW fitting
- (Marcy) Remake A2 joint
- (Marcy) Replace harp
- (Jerry) Install & test 200 kV kicker
- Phase 2 Region
- (Matt) Possibly install solenoid/valve downstream of chopper => MMF mapping solenoids in Sep. Do we have 2-3/4" pneumatic beam line valve?
- (FM) Install bright lighting => Walked area with FM. Waiting for follow-up.
CEBAF 200 kV Gun
- Carlos - Status of small gun HV limits, CEBAF and UITF
- Carlos - GTS gun HV design, i.e. reaching >200 kV w/o field emission
- https://wiki.jlab.org/ciswiki/index.php/18%22_Photogun_ala_GTS
- GTS gun to 280 kV no field emission even with holes in cathode back end
- Gabriel - Picking the anode to eliminate kick