EAGLE IRRADIATIONS EXTERNAL Analysis Students Workshop Shift Plans
N-SI-85 exp22.41 N-SI-68 N-SI-69 N-SI-128 N-SI-137
  Coulex experiments, Page 6 of 7  ELOG logo
Entry  Sun Jun 18 19:24:19 2023, All, Other, , Other, change the foils every ~2 hours 
PAY attention to the stripper foil.

If the beam intensity drops to 15 enA, check the stripper foil.

It should be ~5 enA after the target (the meter on the counter)
Entry  Mon Jun 26 14:29:53 2023, Giorgia, Runs, , General, calib 152Eu Capture_d’écran_du_2023-06-26_14-27-02.pngCapture_d’écran_du_2023-06-26_14-31-21.png
start 12:15

 

==> DAQ started at : 23-06-26 at 12h-41m-18s                                                                                                                                                                     
Entry  Thu Jun 22 17:48:05 2023, KHK, Runs, , General, background_targets_in_22062023 
==> DAQ started at : 23-06-22 at 09h-09m-01s                                                                                                                                                                     
 

==> Shell name      : ./.user_start.sh                                                                               &
Entry  Thu Jun 22 07:46:24 2023, KHK, Runs, , General, background_nothing_inside_2 - alpha inside... 
=> DAQ started at : 23-06-22 at 08h-13m-17s                                                                                                                                                                     
 
==> Shell name      : ./.user_start.sh                                                                                
Entry  Wed Jun 21 23:01:59 2023, KHK, Runs, , General, background_nothing_inside - alpha inside... 
=> DAQ started at : 23-06-21 at 23h-28m-44s                                                                                                                                                                     
 
==> Shell name      : ./.user_start.sh                                                                                
Entry  Mon Jun 19 14:14:38 2023, KHK, GC, Runs, , General, background_after60Ni Capture_d’écran_du_2023-06-19_14-16-14.png
background run after 60Ni - lots of lines from the activation...
Entry  Mon Jun 26 12:01:08 2023, Giorgia, Runs, run_background_end, General, background end of exp 2 
run with no beam to check background part 2

Disabled the DSSD from the acquisition

 
Entry  Mon Jun 26 11:00:15 2023, Giorgia, Runs, run_background_end, General, background end of exp Capture_d’écran_du_2023-06-26_09-46-25.pngCapture_d’écran_du_2023-06-26_09-53-52.pngCapture_d’écran_du_2023-06-26_11-00-39.png
END OF EXPERIMENT!

run with no beam to check background

I didn't disable the DSSD from the acquisition
Entry  Tue Jun 20 18:39:55 2023, KHK, GC, Runs, , General, alpha calibration 
241Am source, single peak - we played with the digitizers..

 

alpha_20062023_241Am  
Entry  Sat Jun 24 05:34:06 2023, Iolanda, Problems, , Hardware, TANDEM spark  
TANDEM sparked during run 56 @5:33

Will let the run continue; beam back after ~3 min ...
Entry  Mon Jun 19 05:57:48 2023, KWL JSP, Problems, , Other, Spark in Tandem - beam will be back in ~ 2 hours 
There was a spark in TAndem at ~ 5.30 AM , HAkim came and said we will have a beam back at around 2 hours.
 
Entry  Mon Jun 19 03:34:33 2023, KWL JSP, Runs, , General, Run 36 Capture_d’écran_du_2023-06-19_04-47-29.pngCapture_d’écran_du_2023-06-19_05-29-16.png
3:28 -START  18enA  STOP :5:30 - SPARK in tandem

DSSD:CH0 10.975 uA

          CH2 6.355 uA
Entry  Sun Jun 18 16:43:31 2023, all, Runs, , , Run 29 Capture_d’écran_du_2023-06-18_16-43-31.pngCapture_d’écran_du_2023-06-18_16-44-13.png
DAQ started at : 23-06-18 at 16h-03m-28s                                                                                                                                                                     
 
==> Shell name      : ./.user_start.sh                                                                                 
Entry  Sun Jun 18 10:04:05 2023, Natalia, AJ, Runs, , General, Run 21 Capture_d’écran_du_2023-06-18_10-05-29.pngCapture_d’écran_du_2023-06-18_11-23-12.png
Ch0 10.325

Ch2 5.886

Ch3 4.385
Entry  Sun Jun 18 02:57:23 2023, NM, MR, Runs, , General, Run 17 Capture_d’écran_du_2023-06-18_02-58-47.pngCapture_d’écran_du_2023-06-18_02-58-39.png
ch0: 24.96V 10.87uA

ch2: 25.01V 6.26uA

ch3: 25.00V 4.86uA
Entry  Sun Jun 18 03:45:22 2023, NM, MR, Problems, , General, Ru 17 stopped 
Run 17 stopped because accelerator discharged

 
Entry  Sun Jun 18 01:30:21 2023, NM, MR, Other, , Other, Particle spectra Capture_d’écran_du_2023-06-18_01-13-56.png
We observed a decrease in the particle energies. We attached one channel comparing with the same but from run 5. We keep running.
 
Entry  Fri Jun 16 09:37:55 2023, GC KHK GL, Runs, , General, First run with 62Ni on the target Capture_d’écran_du_2023-06-16_09-37-01.png
beam current 20 enA

charge state 17

energy is yet to be checked (tuned to 210 MeV of 58Ni, Alain has to recalculate and change to 230 MeV of 62Ni)
Entry  Thu Jun 15 11:29:03 2023, KHK, GC, Other, , General, DSSD angles and energies E_beam=233 MeV  
Angle (°) Emin Emax
(MeV) (MeV)
128 46.34 80.95
Entry  Sat Jun 17 20:42:04 2023, DK, KS, KHK, Problems, , tests, DSSD - channels S1 0-5 - efficiency drop Capture_d’écran_du_2023-06-17_20-36-28.png
we reset the DAQ and did the module_restart with the card IP 192.168.3.78

no change

we restarted the HV DSSD - no change
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