AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40
  CARME, Page 27 of 38  ELOG logo
ID Date Author Subjectdown
  237   Tue Feb 22 14:32:04 2022 David, YuryCurrent status

Merger, Tape server (WS3) checks: DONE, writing ~1 MB/s, refreshing is fine

Leakage current (WS4): 3.48 uA , stable current

DAQ (WS2): temperature checked,

     - clock status:
Clock status test result: Passed 5, Failed 0

Understand status as follows
Status bit 3 : firmware PLL that creates clocks from external clock not locked
Status bit 2 : always logic '1'
Status bit 1 : LMK3200(2) PLL and clock distribution chip not locked to external clock
Status bit 0 : LMK3200(1) PLL and clock distribution chip not locked to external clock
If all these bits are not set then the operation of the firmware is unreliable

     -  adc calibration:
Calibration test result: Passed 5, Failed 0

If any modules fail calibration , check the clock status and open the FADC Align and Control browser page to rerun calibration for that module

   - white rabbit check:

         Base         Current     Difference
aida01 fault      0xc228 :      0xc272 :      74  
aida02 fault      0x5e98 :      0x5edf :      71  
aida03 fault      0x92d3 :      0x931d :      74  
aida04 fault      0x7a92 :      0x7adc :      74  
aida05 fault      0xedc0 :      0xedcc :      12  
White Rabbit error counter test result: Passed 0, Failed 5

Understand the status reports as follows:-
Status bit 3 : White Rabbit decoder detected an error in the received data
Status bit 2 : Firmware registered WR error, no reload of Timestamp
Status bit 0 : White Rabbit decoder reports uncertain of Timestamp information from WR

DAQ (WS2): everything ok

Online monitoring (WS 5): done; first shots with something?

 

 

Attachment 1: merger15.png
merger15.png
Attachment 2: 2022-02-22_15-35-14-tape.png
2022-02-22_15-35-14-tape.png
Attachment 3: 2022-02-22_15-39-40c.png
2022-02-22_15-39-40c.png
Attachment 4: 2022-02-22_15-42-27t.png
2022-02-22_15-42-27t.png
Attachment 5: 2022-02-22_15-52-35-goodevents.png
2022-02-22_15-52-35-goodevents.png
Attachment 6: 2022-02-22_15-57-02adc.png
2022-02-22_15-57-02adc.png
Attachment 7: 2022-02-22_16-11-21correla.png
2022-02-22_16-11-21correla.png
Attachment 8: 2022-02-22_16-17-33spect.png
2022-02-22_16-17-33spect.png
Attachment 9: 2022-02-22_16-26-36xytot.png
2022-02-22_16-26-36xytot.png
Attachment 10: 2022-02-22_16-26-12xyrate.png
2022-02-22_16-26-12xyrate.png
Attachment 11: 2022-02-22_16-25-03loweeytot.png
2022-02-22_16-25-03loweeytot.png
Attachment 12: 2022-02-22_16-24-17-lowexto.png
2022-02-22_16-24-17-lowexto.png
  238   Tue Feb 22 16:09:08 2022 David, YuryCurrent status

Merger, Tape server (WS3) checks: DONE, writing ~1 1273kB/s, refreshing is fine

Leakage current (WS4): 3.46 uA , stable current

DAQ (WS2): temperature checked,

     - clock status:

Clock status test result: Passed 5, Failed 0

Understand status as follows
Status bit 3 : firmware PLL that creates clocks from external clock not locked
Status bit 2 : always logic '1'
Status bit 1 : LMK3200(2) PLL and clock distribution chip not locked to external clock
Status bit 0 : LMK3200(1) PLL and clock distribution chip not locked to external clock
If all these bits are not set then the operation of the firmware is unreliable

     -  adc calibration:

Calibration test result: Passed 5, Failed 0

If any modules fail calibration , check the clock status and open the FADC Align and Control browser page to rerun calibration for that module

   - white rabbit check:

         Base         Current     Difference
aida01 fault      0xc228 :      0xc272 :      74  
aida02 fault      0x5e98 :      0x5edf :      71  
aida03 fault      0x92d3 :      0x931d :      74  
aida04 fault      0x7a92 :      0x7adc :      74  
aida05 fault      0xedc0 :      0xedcc :      12  
White Rabbit error counter test result: Passed 0, Failed 5

Understand the status reports as follows:-
Status bit 3 : White Rabbit decoder detected an error in the received data
Status bit 2 : Firmware registered WR error, no reload of Timestamp
Status bit 0 : White Rabbit decoder reports uncertain of Timestamp information from WR

DAQ (WS2): everything ok

Online monitoring (WS 5): done

Attachment 1: 2022-02-22_17-13-41tape.png
2022-02-22_17-13-41tape.png
Attachment 2: 2022-02-22_17-13-17mantab.png
2022-02-22_17-13-17mantab.png
Attachment 3: 2022-02-22_17-11-46temp.png
2022-02-22_17-11-46temp.png
Attachment 4: 2022-02-22_17-21-39xytotal.png
2022-02-22_17-21-39xytotal.png
Attachment 5: 2022-02-22_17-21-09xyrate.png
2022-02-22_17-21-09xyrate.png
Attachment 6: 2022-02-22_17-20-33extotl.png
2022-02-22_17-20-33extotl.png
Attachment 7: 2022-02-22_17-20-10eytotl.png
2022-02-22_17-20-10eytotl.png
Attachment 8: 2022-02-22_17-19-29spect.png
2022-02-22_17-19-29spect.png
Attachment 9: 2022-02-22_17-18-46good.png
2022-02-22_17-18-46good.png
Attachment 10: 2022-02-22_17-18-24adc.png
2022-02-22_17-18-24adc.png
Attachment 11: 2022-02-22_17-17-53aidacorrel.png
2022-02-22_17-17-53aidacorrel.png
Attachment 12: 2022-02-22_17-16-50moretempt.png
2022-02-22_17-16-50moretempt.png
  239   Tue Feb 22 17:32:38 2022 DavidCurrent status

Michael is modifying the settings of the electron cooler --> changed beam from bunched to coasting

Merger, Tape server (WS3) checks: DONE, writing ~1036 kB/s, refreshing is fine

Leakage current (WS4): 3.46 uA , stable current

DAQ (WS2): temperature checked,

     - clock status:

Clock status test result: Passed 5, Failed 0

Understand status as follows
Status bit 3 : firmware PLL that creates clocks from external clock not locked
Status bit 2 : always logic '1'
Status bit 1 : LMK3200(2) PLL and clock distribution chip not locked to external clock
Status bit 0 : LMK3200(1) PLL and clock distribution chip not locked to external clock
If all these bits are not set then the operation of the firmware is unreliable

     -  adc calibration:

Calibration test result: Passed 5, Failed 0

If any modules fail calibration , check the clock status and open the FADC Align and Control browser page to rerun calibration for that module

   - white rabbit check:

     Base         Current     Difference
aida01 fault      0xc228 :      0xc274 :      76  
aida02 fault      0x5e98 :      0x5ee0 :      72  
aida03 fault      0x92d3 :      0x931f :      76  
aida04 fault      0x7a92 :      0x7ade :      76  
aida05 fault      0xedc0 :      0xedcc :      12  
White Rabbit error counter test result: Passed 0, Failed 5

Understand the status reports as follows:-
Status bit 3 : White Rabbit decoder detected an error in the received data
Status bit 2 : Firmware registered WR error, no reload of Timestamp
Status bit 0 : White Rabbit decoder reports uncertain of Timestamp information from WR

 

DAQ (WS2): everything ok

Online monitoring (WS 5): done;

Attachment 1: 2022-02-22_18-45-21eytotal.png
2022-02-22_18-45-21eytotal.png
Attachment 2: 2022-02-22_18-44-53extotal.png
2022-02-22_18-44-53extotal.png
Attachment 3: 2022-02-22_18-42-59xytotal.png
2022-02-22_18-42-59xytotal.png
Attachment 4: 2022-02-22_18-42-41xyrate.png
2022-02-22_18-42-41xyrate.png
Attachment 5: 2022-02-22_18-42-00spect.png
2022-02-22_18-42-00spect.png
Attachment 6: 2022-02-22_18-41-22correl.png
2022-02-22_18-41-22correl.png
Attachment 7: 2022-02-22_18-40-55adc.png
2022-02-22_18-40-55adc.png
Attachment 8: 2022-02-22_18-40-23goodeve.png
2022-02-22_18-40-23goodeve.png
Attachment 9: 2022-02-22_18-38-15moretem.png
2022-02-22_18-38-15moretem.png
Attachment 10: 2022-02-22_18-37-35temp.png
2022-02-22_18-37-35temp.png
Attachment 11: 2022-02-22_18-34-55tapservice.png
2022-02-22_18-34-55tapservice.png
Attachment 12: 2022-02-22_18-34-21merger.png
2022-02-22_18-34-21merger.png
  241   Tue Feb 22 19:11:18 2022 DavidCurrent status

Still trying to recover previous pressures, more details in the next entry.

Merger, Tape server (WS3) checks: DONE, writing ~1030 kB/s, refreshing is fine

Leakage current (WS4): 3.46 uA , stable current

DAQ (WS2): temperature checked,

DAQ (WS2): everything ok

Online monitoring (WS 5): done;

Attachment 1: 2022-02-22_20-16-26eyrate.png
2022-02-22_20-16-26eyrate.png
Attachment 2: 2022-02-22_20-15-34.eytotal.png
2022-02-22_20-15-34.eytotal.png
  243   Tue Feb 22 20:08:40 2022 David, YuriCurrent status

Recently the pressure started to raise a bit, we have increased the temperature from 129.1 K to 129.2 K. Current pressure at S1 2.10e-7.

Merger, Tape server (WS3) checks: DONE, writing ~1 MB/s, refreshing is fine

Leakage current (WS4): 3.46 uA , stable current

DAQ (WS2): temperature checked, clock status:ok, adc calibration:ok, white rabbit check:ok

DAQ (WS2): everything ok

Online monitoring (WS 5): done

Attachment 1: 2022-02-22_21-14-23exrate.png
2022-02-22_21-14-23exrate.png
Attachment 2: 2022-02-22_21-14-01xytotal.png
2022-02-22_21-14-01xytotal.png
Attachment 3: 2022-02-22_21-13-11extotal.png
2022-02-22_21-13-11extotal.png
  244   Tue Feb 22 21:09:39 2022 David, YuriCurrent status

Pressure seems as before 19:10.

Merger, Tape server (WS3) checks: DONE, writing ~1 MB/s, refreshing is fine

Leakage current (WS4): 3.47 uA , stable current

DAQ (WS2): temperature checked, clock status:ok, adc calibration:ok, white rabbit check:ok

DAQ (WS2): everything ok

Online monitoring (WS 5): done

Attachment 1: 2022-02-22_22-12-55xytotal.png
2022-02-22_22-12-55xytotal.png
Attachment 2: 2022-02-22_22-12-21exrate.png
2022-02-22_22-12-21exrate.png
Attachment 3: 2022-02-22_22-12-00extotal.png
2022-02-22_22-12-00extotal.png
  245   Tue Feb 22 21:57:13 2022 George, JordanCurrent status

23:53

Temperatures OK

System checks OK - white rabbit fail diff ~ 80

Pressures stable

Cryo temp = 129.2 K setpoint

Data rate ~1.2 MB/s

Leakage current ~ 3.47 uA

00:53

YR10 avg = 1.29E-10 mbar

YR09 avg = 8.7E-10 mbar

YR04 avg = 1.13E-11 mbar

YR07 avg = 1.76E-10 mbar

YR08 avg = 2.18E-9 mbar

Data rate ~ 1.1 Mb/s

Temperatures OK

system checks OK - white rabbit fail diff ~ 80

Pressure stable, cryostat temp setpoint = 129.2k

Leakage current = 3.47 uA

Beam intensity reads ~ 2.6-3E7

Attachment 1: 2022-02-22_23-53-38-lowenergy-xytotal.png
2022-02-22_23-53-38-lowenergy-xytotal.png
Attachment 2: 2022-02-22_23-50-45-Ex-rate-hist.png
2022-02-22_23-50-45-Ex-rate-hist.png
Attachment 3: 2022-02-22_23-49-20-Ex-total-hist.png
2022-02-22_23-49-20-Ex-total-hist.png
Attachment 4: 20220223_002946.jpg
20220223_002946.jpg
  246   Wed Feb 23 00:54:17 2022 Jordan, GeorgeCurrent status

02:04

Temps OK

Data Rate - ~1.1Mb/s

System Check OK

White rabbit diff - 83

Leakage Current - ~3.475uA

YR09 AVG: 7.51E-10mbar

YR10AVG: 1.21E-10mbar

YR07AVG: 1.67E-9mbar

YR08AVG: 1.91E-9mbar

Attachment 1: 2022-02-23_02-02-53extotal.png
2022-02-23_02-02-53extotal.png
Attachment 2: 2022-02-23_02-02-00lowEnergyXYtot.png
2022-02-23_02-02-00lowEnergyXYtot.png
Attachment 3: 2022-02-23_01-59-14exRate.png
2022-02-23_01-59-14exRate.png
  247   Wed Feb 23 01:56:59 2022 Jordan, GeorgeCurrent status

02:56

Temps OK

write speed ~1.2Mb/s

System check OK

White rabbit diff - 89

Leakage Current ~3.472uA

Pressures stable

Beam intensity ~3.0e7

cryostat setpoint 129.2K (unchanged)

AVG Pressures:
YR09: 8.48e-10mbar

YR10: 1.28e-10mbar

YR07: 1.71e-10mbar

YR08: 2.1e-9mbar

Aida 1 1*L plot attached. Some channels appear missing. Width of rutherford peaks ~280-300 channels.

Attachment 1: 2022-02-23_03-01-54xyTotal.png
2022-02-23_03-01-54xyTotal.png
Attachment 2: 2022-02-23_03-00-54exTotal.png
2022-02-23_03-00-54exTotal.png
Attachment 3: 2022-02-23_03-00-11exRate.png
2022-02-23_03-00-11exRate.png
Attachment 4: 2022-02-23_03-10-45-aida1-1*L.png
2022-02-23_03-10-45-aida1-1*L.png
  248   Wed Feb 23 02:52:09 2022 Jordan, GeorgeCurrent status

03:52

Temps OK

System Checks OK

White rabbit diff: 90

Data rate: 1.2Mb/s

Leakage Current: 3.474uA

Cryo temp = 129.2K (unchanged)

Pressures stable

AVG Pressures:
YR07: 1.74e-10mbar
YR08: 2.15e-9mbar
YR09: 8.61e-10mbar
YR10: 1.32e-10mbar

Attachment 1: 2022-02-23_03-58-03xyTotal.png
2022-02-23_03-58-03xyTotal.png
Attachment 2: 2022-02-23_03-57-34exTotal.png
2022-02-23_03-57-34exTotal.png
Attachment 3: 2022-02-23_03-56-52exRate.png
2022-02-23_03-56-52exRate.png
  249   Wed Feb 23 03:52:13 2022 Jordan, GeorgeCurrent status

04:52
Pressure seems to be climbing a little but still stable (just peaked at end of check)
Temps OK
Write Speed: ~1.0Mb/s
System Checks OK
White Rabbit fail diff: 90
Leakage Current: 3.47uA
Cryo Temp: 129.2K (unchanged)

AVG Pressures:
YR07: 1.79e-10mbar
YR08: 2.3e-9mbar
YR09: 9.46e-10mbar
YR10: 1.41e10mbar

Avg pressures plots for last hour and last 6 hours attached.

Attachment 1: 2022-02-23_04-58-19-XYtotal.png
2022-02-23_04-58-19-XYtotal.png
Attachment 2: 2022-02-23_04-57-17-Ex-total-hist.png
2022-02-23_04-57-17-Ex-total-hist.png
Attachment 3: 2022-02-23_04-56-36-Ex-rate-hist.png
2022-02-23_04-56-36-Ex-rate-hist.png
Attachment 4: pressures-1hour.jpg
pressures-1hour.jpg
Attachment 5: pressure-6hours.jpg
pressure-6hours.jpg
  250   Wed Feb 23 04:55:48 2022 Jordan, GeorgeCurrent status

05:55
Temps OK
System Check OK
White Rabbit fail diff: 90
Write Speed: ~1.0Mb/s
Leakage Current: ~3.47uA
Cryo Temp = 129.2K setpoint (unchanged)
Pressures stable

AVG Pressures:
YR07: 1.79e-10mbar
YR08: 2.21e-9mbar
YR09: 8.64e-10mbar
YR10: 1.36e-10mbar

Attachment 1: 2022-02-23_06-00-29xyTotal.png
2022-02-23_06-00-29xyTotal.png
Attachment 2: 2022-02-23_05-59-36exRate.png
2022-02-23_05-59-36exRate.png
Attachment 3: 2022-02-23_05-59-05exTotal.png
2022-02-23_05-59-05exTotal.png
  251   Wed Feb 23 06:00:25 2022 Jordan, GeorgeCurrent status

07:00
Pressure Stable
Temps OK
System Check OK
White Rabbit fail diff: 90
Write speed: ~1Mb/s
Leakage Current: 3.47uA
Cryo Temp Setpoint: 129.2K (unchanged)

AVG Pressures:
YR07: 1.66e-10mbar
YR08: 1.93e-9mbar
YR09: 7.63e-10mbar
YR10: 1.26e-10mbar

Attachment 1: 2022-02-23_07-06-36exRate.png
2022-02-23_07-06-36exRate.png
Attachment 2: 2022-02-23_07-06-11exTotal.png
2022-02-23_07-06-11exTotal.png
Attachment 3: 2022-02-23_07-05-42xyTotal.png
2022-02-23_07-05-42xyTotal.png
  252   Wed Feb 23 06:58:19 2022 Laszlo, ThanassisCurrent status

08:00
Temps OK
System Check OK
White Rabbit fail diff: 99
Write Speed: ~1.0Mb/s
Leakage Current: ~3.47uA
Cryo Temp = 129.2K setpoint (unchanged)
Pressures stable

AVG Pressures:
YR07: 2.06e-10mbar
YR08: 2.71e-9mbar
YR09: 1.06e-9mbar (up from previous check)
YR10: 1.78e-10mbar

Attachment 1: Screenshot_from_2022-02-23_08-08-36.png
Screenshot_from_2022-02-23_08-08-36.png
Attachment 2: Screenshot_from_2022-02-23_08-08-16.png
Screenshot_from_2022-02-23_08-08-16.png
Attachment 3: Screenshot_from_2022-02-23_08-07-48.png
Screenshot_from_2022-02-23_08-07-48.png
Attachment 4: Screenshot_from_2022-02-23_08-07-21.png
Screenshot_from_2022-02-23_08-07-21.png
Attachment 5: Screenshot_from_2022-02-23_08-05-30.png
Screenshot_from_2022-02-23_08-05-30.png
Attachment 6: Screenshot_from_2022-02-23_08-05-11.png
Screenshot_from_2022-02-23_08-05-11.png
Attachment 7: Screenshot_from_2022-02-23_08-04-42.png
Screenshot_from_2022-02-23_08-04-42.png
Attachment 8: Screenshot_from_2022-02-23_08-04-01.png
Screenshot_from_2022-02-23_08-04-01.png
Attachment 9: Screenshot_from_2022-02-23_08-02-57.png
Screenshot_from_2022-02-23_08-02-57.png
Attachment 10: Screenshot_from_2022-02-23_08-02-19.png
Screenshot_from_2022-02-23_08-02-19.png
Attachment 11: leakage-2022-02-23_08-00-38.png
leakage-2022-02-23_08-00-38.png
  253   Wed Feb 23 07:58:38 2022 Laszlo, ThanassisCurrent status

09:00
Temps OK
System Check OK
White Rabbit fail diff: 101
Write Speed: ~1.2Mb/s
Leakage Current: ~3.47uA
Cryo Temp = 129.2K setpoint (unchanged)
Pressures stable

AVG Pressures:
YR07: 1.88e-10mbar
YR08: 2.28e-9mbar
YR09: 9.15e-10mbar
YR10: 1.52e-10mbar

Attachment 1: Screenshot_from_2022-02-23_09-03-08.png
Screenshot_from_2022-02-23_09-03-08.png
Attachment 2: Screenshot_from_2022-02-23_09-02-35.png
Screenshot_from_2022-02-23_09-02-35.png
Attachment 3: Screenshot_from_2022-02-23_09-02-20.png
Screenshot_from_2022-02-23_09-02-20.png
Attachment 4: Screenshot_from_2022-02-23_09-02-04.png
Screenshot_from_2022-02-23_09-02-04.png
Attachment 5: Screenshot_from_2022-02-23_09-01-50.png
Screenshot_from_2022-02-23_09-01-50.png
Attachment 6: Screenshot_from_2022-02-23_09-01-36.png
Screenshot_from_2022-02-23_09-01-36.png
Attachment 7: Screenshot_from_2022-02-23_09-01-15.png
Screenshot_from_2022-02-23_09-01-15.png
Attachment 8: Screenshot_from_2022-02-23_09-00-35.png
Screenshot_from_2022-02-23_09-00-35.png
Attachment 9: Screenshot_from_2022-02-23_08-59-04.png
Screenshot_from_2022-02-23_08-59-04.png
Attachment 10: Screenshot_from_2022-02-23_08-58-46.png
Screenshot_from_2022-02-23_08-58-46.png
  254   Wed Feb 23 08:58:30 2022 Laszlo, ThanassisCurrent status

10:00
Temps OK
System Check OK
White Rabbit fail diff: 102
Write Speed: ~1.2Mb/s
Leakage Current: ~3.47uA
Cryo Temp = 129.2K setpoint (unchanged)
Pressures stable

AVG Pressures:
YR07: 1.93e-10mbar
YR08: 2.64e-9mbar
YR09: 1.13e-9mbar
YR10: 1.55e-10mbar

Attachment 1: Screenshot_from_2022-02-23_10-03-03.png
Screenshot_from_2022-02-23_10-03-03.png
Attachment 2: Screenshot_from_2022-02-23_10-02-49.png
Screenshot_from_2022-02-23_10-02-49.png
Attachment 3: Screenshot_from_2022-02-23_10-02-18.png
Screenshot_from_2022-02-23_10-02-18.png
Attachment 4: Screenshot_from_2022-02-23_10-01-48.png
Screenshot_from_2022-02-23_10-01-48.png
Attachment 5: Screenshot_from_2022-02-23_10-01-33.png
Screenshot_from_2022-02-23_10-01-33.png
Attachment 6: Screenshot_from_2022-02-23_10-01-21.png
Screenshot_from_2022-02-23_10-01-21.png
Attachment 7: Screenshot_from_2022-02-23_09-59-58.png
Screenshot_from_2022-02-23_09-59-58.png
Attachment 8: Screenshot_from_2022-02-23_09-59-39.png
Screenshot_from_2022-02-23_09-59-39.png
Attachment 9: Screenshot_from_2022-02-23_09-59-14.png
Screenshot_from_2022-02-23_09-59-14.png
Attachment 10: Screenshot_from_2022-02-23_09-58-59.png
Screenshot_from_2022-02-23_09-58-59.png
  256   Wed Feb 23 10:56:06 2022 Laszlo, ThanassisCurrent status

11:55
Temps OK
System Check OK
White Rabbit fail diff: 102
Write Speed: ~1.2Mb/s
Leakage Current: ~3.47uA
Cryo Temp = 129.2K setpoint (unchanged)
Pressures stable

AVG Pressures:
YR07: 1.99e-10mbar
YR08: 2.6e-9mbar
YR09: 1.03e-9mbar
YR10: 1.7e-10mbar

Attachment 1: Screenshot_from_2022-02-23_11-55-28.png
Screenshot_from_2022-02-23_11-55-28.png
Attachment 2: Screenshot_from_2022-02-23_11-55-08.png
Screenshot_from_2022-02-23_11-55-08.png
Attachment 3: Screenshot_from_2022-02-23_11-54-49.png
Screenshot_from_2022-02-23_11-54-49.png
Attachment 4: Screenshot_from_2022-02-23_11-54-37.png
Screenshot_from_2022-02-23_11-54-37.png
Attachment 5: Screenshot_from_2022-02-23_11-54-26.png
Screenshot_from_2022-02-23_11-54-26.png
Attachment 6: Screenshot_from_2022-02-23_11-54-07.png
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Attachment 7: Screenshot_from_2022-02-23_11-53-51.png
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Attachment 8: Screenshot_from_2022-02-23_11-53-38.png
Screenshot_from_2022-02-23_11-53-38.png
Attachment 9: Screenshot_from_2022-02-23_11-53-26.png
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Attachment 10: Screenshot_from_2022-02-23_11-52-51.png
Screenshot_from_2022-02-23_11-52-51.png
  276   Fri Feb 25 03:20:29 2022 Rui-Jiu Chen, AlexCurrent status

Gleb Vorobyev tried for few hours to fix the ion source but without success.

So, there will be no beam in CRYRING during this night shift. Today at about 08:00 the efforts to fix the ion source will be restarted.

  279   Fri Feb 25 06:57:09 2022 George, EstherCurrent status

08:00
Beam seems to be back
Intensity ~7.8e7

Pressures OK
System check OK
White rabbit fail diff: 24
Write speed: ~1.3Mb/s
Leakage current 3.49uA
Cryostat Setpoint: 121.5K

Attachment 1: 2022-02-25_08-03-21leakage.png
2022-02-25_08-03-21leakage.png
  280   Fri Feb 25 08:14:47 2022 George, EstherCurrent status

9:14
Beam intensity around ~7.5e7

Pressures OK
System check OK
White rabbit fail diff: 24
Write speed: ~1.8Mb/s
Leakage current 3.49uA
Cryostat Setpoint: 121.5K

ELOG V3.1.4-unknown