<p>09:43</p>
<p>Run 44 started cooled beam on target</p>
<p>Detectors IN (left arm pot =36.5 mm, right arm pot = 70.49 mm). Stationary. Same as previous runs</p>
<p>Electron cooler voltage 751.4 V this corresponds to 1.3436 MeV/u. This should be back on the peak of the resonance.</p>
<p>Target density is 5.2e11 at/cm2, ring pressure looks OK YR09 1.72e-10 mbar. Target density is not very stable and requires small corrections in the x position to maintain a target</p>
<p>Horizontal beam position is -7.5 mm, vertical beam position is 0.0 mm. Same as previous run</p>
<p>Beam is in the ring for 6 seconds and total cycle time between injections is 10 seconds. Notice this is different than previous runs. Aim is to have a few different cycle time configurations to see effect on halo</p>
<p>Statistics, merger statistics, histograms all zero'd</p>
<p>10:05</p>
<p>FEE temps OK</p>
<p>System checks OK</p>
<p>Merger OK, tape server OK</p>
<p>Leakage current plot attachment 1</p>
<p>ADC data items stats attachment 2</p>
<p>Monitoring code rates attachment 3</p>
<p>11:08</p>
<p>FEE temps OK</p>
<p>System checks OK</p>
<p>Merger OK, tape server OK</p>
<p>Leakage current OK</p>
<p>ADC data items stats OK</p>
<p>Online spectra OK</p>
<p>12:30</p>
<p>FEE temps OK</p>
<p>System checks OK</p>
<p>Merger OK, tape server OK</p>
<p>Leakage current OK</p>
<p>ADC data items stats OK</p>
<p>Online spectra OK</p>
<p>14:03</p>
<p>FEE temps OK</p>
<p>System checks OK</p>
<p>Merger OK, tape server OK</p>
<p>Leakage current OK</p>
<p>ADC data items stats OK</p>
<p>Online spectra OK</p>
<p>15:36</p>
<p>FEE temps OK, system checks OK, merger OK,</p>
<p>Screenshot 4: temperatures</p>
<p>Screenshot 5: statistics</p>
<p>Screenhot 6 - 9: spectra (there is a persistent peak in aida13 in Layout8)</p>
<p>Screenshot 10: leakage current (current 1 seems to be going up slowly but steadily)</p>
<p>Screenshot 11: spectrum</p>
<p> </p>
<p>17:18</p>
<p>FEE temps OK, system checks OK, merger OK,</p>
<p>Screenshot 12: temperatures</p>
<p>Screenshot 13: statistics</p>
<p>Screenhot 14 - 17: spectra (we still see a peak in aida13 in Layout8, but not always)</p>
<p>Screenshot 18: leakage current (current 1 seems to be going up slowly but steadily)</p>
<p>Screenshot 19: spectrum</p>
<p> </p>
<p>19:27</p>
<p>FEE temps OK, system checks OK, merger OK,</p>
<p>Screenshot 20: temperatures</p>
<p>Screenshot 21: statistics</p>
<p>Screenhot 22 - 25: spectra (we still see a peak in aida13 in Layout8, but not always)</p>
<p>Screenshot 26: leakage current (current 1 seems to be going up slowly but steadily)</p>
<p>Screenshot 27: spectrum</p>
<p> </p>
<p>21:57</p>
<p>FEE temps OK, system checks OK, merger OK,</p>
<p>Screenshot 28: temperatures</p>
<p>Screenshot 29: statistics</p>
<p>Screenhot 30 - 33: spectra (we still see a peak in aida13 in Layout8, but not always)</p>
<p>Screenshot 34: leakage current</p>
<p>Screenshot 35: spectrum</p>
<p> </p>
<p> </p> |