AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
AIDA
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Entry time:
Sat Mar 29 11:16:58 2025
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> 16:04 DAQ continues running OK > All system-wide checks OK except nnaida7 ADC calibration fails > FEE64 temperatures OK - attach 1 > Merger and Tape Server OK - see attach 2 & 3 > > 16:30 DTAS and BigRIPS stop > AIDA on file R2_406 > > 16:35 Beam stop. > AIDA plastic gain increased by a factor 2 > Moved the lead bricks between AIDA and F11, 1 cm further away to the sides > > Chiller water level OK > Humidity 34.6% > Temperature 23.4 C > Dew point 7.1 C > > > 16:40 Beam restart > AIDA run R2_408 > DTAS 70 (from DTAS ELOG) > BigRIPS 2030 (from DTAS ELOG) > > No obvious changes to the implantation pattern. May need more stats. > > Detector leakage current OK - see attach 4 > > 17.31 nnaida14 3.*.H & 4.*.H spectra - attachments 5 & 6 > > Corresponds to RHS DSSSD#3 - decrease in rate observed but no evidence of systematic variation of HEC energy > > Modified implantdecay4.f to select events with x & y energy > ADC ch 1600 (c. 1MeV) to observe x-y hit pattern > of light particles - see attachments 7 & 8 > Low stats but light particle distribution appears to be symmetric with no obvious RHS cut > > > 17:37 DTAS & BigRIPS DAQ stop > Beam stop > Lead moved back as before > AIDA plastic gain decreased by a factor 5 > > 17:40 DTAS and BigRIPS stop > AIDA on file R2_416 > > > 17.48 zero *all* SortSas spectra > > 17:50 Beam restarting > AIDA R2_418 > DTAS 73 (72 is a mistake - ignore) > BigRIPS 2031 > > > 18:43 DAQ continues OK > All system wide checks OK - except nnaida7 fails ADC calibration as usual > FEE64 temperature OK - see attach 9 > Stats OK - see attach 10 > Merger & Tape Server OK - see attach 11 & 12 > Leakage currents OK - see attach 13 > HEC & LEC events plots attached - attach 14 & 15 - note LEC in DSSD#3 are > 3 MeV only (light particle-like) > > 18:50 AIDA R2_427 > DTAS 74 > BigRIPS 2031 > > 19.08 DTAS & BigRIPS DAQ stop - beam lost > AIDA file R2_429 > > 21:15 Beam is back - briefly > AIDA R2_446 > > 21:17 Beam lost - operators advise "this will take a long time" > > 22:16 Beam is back! > AIDA R2_454 > DTAS 78 > BigRIPS 2034 > > Statistics OK - attach 15 > FEE64 temperatures OK - attach 16 > Merger & Tape Server OK - see attach 17 & 18 > System-wide checks as usual > > DTAS reports rate in F11 down by 20%, and rate in AIDA plastic sees similar drop.
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