ELOG AIDA

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 12:31:35 2025
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> 09.05 Julabo FL11006 chiller set point +20 deg C actual +20.0 deg C > Water level c. 75% M-H markers > Temperature +24.1 deg C dew point +8.3 deg C RH 36.2% > > DAQ continues OK > > ASIC settings 2019Jun13-08.56.35 > > BNC PB-4 Pulser > Amplitude 90,000 > x5 attenuator IN > Frequency 25Hz range > t_r 100ns, tau_d 50us > - polarity > Delay MIN, tail pulse > > all system wide checks OK except nnaida7 fails ADC calibration > > detector biases & leakage currents OK - see attachments 1 & 2 > > FEE64 temperatures OK - see attachment 3 > > good event statistics - OK - see attachment 4 > 11x <20k 23x < 50k 24x <100k cf. 9x <20k 23x < 50k 24x <100k 22.39 yesterday > Merger OK - see attachment 5 > TapeServer OK - see attachment 6 > > p+n FEE64s 1.8.W spectra 20us FSR - attachment 7 > n+n FEE64s 1.8.W spectra 20us FSR - attachment 8 > 1.8.L spectra - see attachments 9 & 10 > nnaida1 74 ch FWHM, nnaida3 78 ch FWHM - cf. 81 & 77 ch FWHM respectively 23.20 yesterday > > FEE64 Rate spectra - attachment 11 > Check ASIC Control all FEE64s & ASICs x2 > Check ASIC Control x2 > FEE64 ASIC > 10 4 > 16 4 > 17 4 > FEE64 Rate spectra - attachment 12 - some channels recovered > > 09.19 ADC data synchronised - attachment 13 > > 09.23 zero all histograms > zero DAQ stats > > 16:45 DAQ Continues to run > Rates on 17, 20, 22 amd 23 are up - attachment 14 > Bias and leakage current ok - attachment 15 > System wide checks ok > ASIC check ok > > 16:58 Statistics back to normal level - attachment 16 > > 17.34 DAQ stop > replaced kapton pcb on FEE no. 22 > > DAQ start -> writing to May19/R36 > > system wide checks ok, except naida7 fails adc calibration > > good event statistics ok - attachment 17 > > TapeService and Merger ok - writing at 4 Mb/s - attachments 18 & 19 > > 17.41 zeroed all histograms > > c. 19.30 First beam to AIDA + DTAS - see attachments 20-24 > > no degraders > > Observe most ions stop in DSSSD#2 with a few stopping in DSSSD#3 > focus looks OK but distribution is to LHS as you look upstream to BigRIPS > > 19.50 Removed upstream PPAC and adjusted ZDS transverse settings to centre - attachments 25-29 > > Now observe ions now stop mostly in DSSSD#3 but significant fractions still stop ion DSSSD#2 > > DSSSD#3 appears well focussed and centred > > 20.19 all system wide checks OK except nnaida7 fails ADC calibration > > detector biases & leakage currents OK - see attachment 30 > > FEE64 temperatures OK - see attachment 31 > > good event statistics - OK - see attachment 32 > > 20.53 xy hit patters in all DSSDs > > ions mostly in DSSD3, some still depositing in DSSD2 > > 21.06 attachment 33 - beam slightly focused to the left - xy hit pattern > > attachment 34 - beam further focused - xy hit pattern > > 21.14 DAQ stop > > DAQ start writing to /RIBF147/R1 > > Sync pulse sent by DTAS on file R1_0 > > 21.17 DAQ stop/start > > > > writing to file /RIBF147/R2 > > sync pulse sent by DTAS - file R2_0 > > ASIC settings 2019Jun13-08.56.35 > > BNC PB-4 Pulser > Amplitude 90,000 > x5 attenuator IN > Frequency 25Hz range > t_r 100ns, tau_d 50us > - polarity > Delay MIN, tail pulse > > no degrader > > 21.24 AIDA file on R2_1 > DTAS start 003 > BigRIPS run: 2003 > > 21.31 histograms zeroed > > good event statistics ok - attachment 35 > > 21.34 AIDA file on R2_2 > DTAS start 004 > BigRIPS run: 2004 > > 22.02 good event statistics ok - attachment 36 > > 22.16 AIDA file on R2_8 > DTAS run 004 > BigRIPS run 2004 > > checked with DTAS > > 22.29 energy x vs y (HEC) - attachment 37 - grouping ~ 3MeV in all detectors > xy hit pattern (HEC) - attachment 38 > implants centered on DSSD3 > > 22.32 AIDA file R2_9 > DTAS run 005 > BigRIPS run 2005 > beam returns > > 22.34 HEC multiplicity - most events ~1,2,3 pixels - attachment 39 > > 22.35 checked with DTAS > AIDA file R2_10 > DTAS run 006 > BigRIPS run 2006 > > 22.38 LEC energy x vs y - clear Ex=Ey locus - attachment 40 > xy hit pattern LEC - attachment 41 > xy multiplicity LEC - attachment 42 - most events 1,2 pixels > > 22.49 analyzer.f output for file R2_5 - attachment 44 > dead time 0.5% in fee19, zero in all others > > 22.56 problem with beam, beam stopped on AIDA file R2_8 > > 23.05 all system wide checks OK except nnaida7 fails ADC calibration > > detector biases & leakage currents OK - see attachment 45 > > FEE64 temperatures OK - see attachment 46 > > good event statistics - OK - see attachment 47 > > 23.50 AIDA file R2_21 > DTAS run 006 > BigRIPS run 2006 > > > > > > > > > > > > > > Encoding: HTML ELCode plain Suppress Email notification

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