[BTeam] Tuesday March 17 B team

Jay Benesch benesch at jlab.org
Mon Mar 16 09:47:21 EDT 2020


Colleagues,

Camille would like to discuss issues associated with the Hall C laser.

1. Results of the test BLM vs C slit width at constant current 
(Tiefenback or Roblin)

2. Implications of the stability of A2 interception since C turned off 
Friday https://logbooks.jlab.org/entry/3804851

Other items

3. Is heat/activation needed before the end of the run? See elog above. 
If so, this week given B and C both down?

4. Could the UITF seed laser be swapped for the C seed laser?  Less work 
downstairs than swapping B and C and it provides CIS with a way to 
investigate what's wrong with C seed offline.

5. Is it appropriate to revert to the 4 m dispersion optics in Hall C 
for d2n? 
http://opsweb.acc.jlab.org/CSUEApps/atlis/atlis.php?load=Task&task_id=20434

6. TBD

Jay


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