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AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40

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Entry time:	Sat Mar 29 11:29:33 2025
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> Beam lost due to septum failure c. 18.15 Friday 14 June > > Cooling of recirculating water failed c. 19.00 - water temperature increased from the normal 17-18deg C to 25-26 deg C > FEE64 temperatures increased and FEE64s powered off and on-call engineer requested. > > Cooling of recirculating water restored and AIDA restarted > > NH started background run 23.37 - data file S181/R9 > > 01.21 DSSSD bias & leakage current OK - attachment 1 > > FEE64 temperatures OK - attachment 2 > > ADC data item stats OK - attachment 3 > 8x < 20k, max 238k aida08 > > per FEE64 Rate spectra - attachment 4 > > 2x Check ASIC load > > Merger, TapeServer etc - attachments 5-6 > > analysis data file R9_27 - attachment 7 > max deadtime 1.9%, all other FEE64s < 1% > ADC data rate 951k, HEC data rate 1.6kHz > > 04.28 DSSSD bias & leakage current OK - attachment 8 > > FEE64 temperatures OK - attachment 9 > > ADC data item stats OK - attachment 10 > 8x < 20k, max 261k aida08 > > per FEE64 Rate spectra - attachment 11 > > > 08.30 DSSSD bias & leakage current OK - attachments 12-13 > > FEE64 temperatures OK - attachment 14 > > ADC data item stats OK - attachment 15 > all rates increased - gamma source in use? > > per FEE64 Rate spectra - attachments 16-17 > note aida08 asic #3 hot HEC channel > > per FEE64 1.8.L spectra - attachments 18-20 > aida09 pulser peak width 59 ch FWHM > decay alphas aida05, aida12, aida02, aida04 > > per FEE64 1.8.W spectra - 20us FSR - attachments 21-23 > > Merger, TapeServer etc - attachments 25-25 > > analysis data file R9_152 - attachment 26 > max deadtime 2.4%, all other FEE64s < 1% > ADC data rate 1.215M, HEC data rate 2.1kHz > > > 12.22 DSSSD bias & leakage current OK - attachment 27 > > FEE64 temperatures OK - attachment 28 > > ADC data item stats OK - attachment 29 > > per FEE64 Rate spectra - attachment 30 > > > > 15.27 DSSSD bias & leakage current OK - attachment 31 > > FEE64 temperatures OK - attachment 32 > > ADC data item stats OK - attachment 33 > all rates increased - 370kBq 152Eu in use > > per FEE64 Rate spectra - attachments 34 > > per FEE64 1.8.L spectra - attachments 35-36 > aida09 pulser peak width 59 ch FWHM > decay alphas aida05, aida12, aida02, aida04 > > analysis data file R9_275 - attachment 37 > max deadtime 4.4%, all other FEE64s < 2% > ADC data rate 1.520M, HEC data rate 2.3kHz > > 18.52 DSSSD bias & leakage current OK - attachment 38 > > FEE64 temperatures OK - attachment 39 > > ADC data item stats OK - attachment 40 > > per FEE64 Rate spectra - attachment 41 > > > 22.50 DSSSD bias & leakage current OK - attachment 42 > > FEE64 temperatures OK - attachment 43 > > ADC data item stats OK - attachment 44 > > per FEE64 Rate spectra - attachment 45 Encoding: HTML ELCode plain Suppress Email notification

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