AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
CARME
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Entry time:
Mon Mar 31 13:21:46 2025
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<p><strong>19:08</strong></p> <p>Beam energy = 3 MeV.</p> <p>Horizontal beam position = 4.0 mm, vertical beam position = 0.0 mm.</p> <p>Target density ~ fluctuating</p> <p>Beam intensity at inj ~ 1.7e7</p> <p>Detectors are positioned IN. Left arm = 36.54, right arm = 64.60 mm</p> <p>MBS signals saved from motors code</p> <p>Histograms and stats zero'd, monitoring code restarted.</p> <p>Beam in the ring ~ 6 minutes.</p> <p>Pressure in YR09 E target ~ 4.36e-11 mbar.</p> <p> </p> <p> </p> <p>Merger error recovered</p> <p>White rabbit time stamps</p> <p>Merger OK, Tape server OK</p> <p>ADC data item statistics looks as before. OK</p> <p>FEE temperatures look OK</p> <p>System checks OK</p> <p>Leakage current stable</p> <p> </p> <p><strong>21:27</strong></p> <p>Merger OK, Tape server OK</p> <p>ADC data item statistics looks as before. OK</p> <p>FEE temperatures look OK</p> <p>System checks OK</p> <p>Leakage current stable</p> <p> </p> <p><strong>23:00</strong></p> <p>Merger OK, Tape server OK</p> <p>ADC data item statistics looks as before. OK</p> <p>FEE temperatures look OK</p> <p>System checks OK</p> <p>Leakage current stable</p> <p>Statistics attachment 5</p> <p>Merger attachment 6</p> <p> </p> <p><strong>00:42</strong></p> <p>Merger OK, Tape server OK</p> <p>ADC data item statistics looks as before. OK</p> <p>FEE temperatures look OK</p> <p>System checks OK</p> <p>Leakage current stable</p> <p>Density is oscillating between E10 and low E11.</p> <p>attachment 7 is statistics, attachment 8 is temperature, attachment 9 is merger, attachment 10 is spectrum browser.</p> <p> </p> <p><strong>02:20</strong></p> <p>Merger OK, Tape server OK</p> <p>ADC data item statistics looks as before. OK</p> <p>FEE temperatures look OK</p> <p>System checks OK</p> <p>Leakage current stable</p> <p>Density is oscillating between E10 and low E11. ( last 15 minutes below 2E10)</p> <p>attachment 11 -13</p> <p> </p> <p>From 2:00 target density falls below 2E10 and started decreasing to the E9 range. At 2:40 we started playing with x-y to get to higher density. At 3:30 we are at 5/6E10 and waiting to see if it stabilizesto that or if it needs more playing.</p> <p><strong>04:06</strong></p> <p><strong>Target density being 1-2E11 since 5 minutes</strong></p> <p>Merger OK, Tape server OK</p> <p>ADC data item statistics looks as before. OK</p> <p>FEE temperatures look OK</p> <p>System checks OK</p> <p>Leakage current stable</p> <p>Attachment 14 statistics, attachment 15 merger</p> <p> </p> <p><strong>05;53</strong></p> <p><strong>Target density 1E10, sometimes e11, before going down to low E10 and we need to play a bit with x-y to recover it</strong></p> <p>Merger OK, Tape server OK</p> <p>ADC data item statistics looks as before. OK</p> <p>FEE temperatures look OK</p> <p>System checks OK</p> <p>Leakage current stable</p> <p>Attachment 16-18</p> <p> </p> <p><strong>07:35</strong></p> <p><strong>Target density 2.5E11, after changiny y position to 1000</strong></p> <p>Merger OK, Tape server OK</p> <p>ADC data item statistics looks as before. OK</p> <p>FEE temperatures look OK</p> <p>System checks OK</p> <p>Leakage current stable</p> <p><strong>09:00</strong></p> <p>Target density has not improved despite efforts last night. Mid 10 - low 11 density range. We have asked HKR to remove beam from the ring and allow access so Nikos can change the nozzle.</p> <p>Beam off now, access granted. Will begin warming nozzle. Internal cave work on changing nozzle expected to start at 11</p> <p>Run stopped.</p> <p>Final monitoring code histogram attached</p> <p> </p>
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