AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
CARME
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Wed Oct 1 19:18:59 2025
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<p> <table width="98%" align="center" cellspacing="1" style="border:1px solid #486090;"> <tbody> <tr> <td cellpadding="3px" style="background-color:#486090; font-weidht:bold; color:white;">Quote:</td></tr> <tr> <td cellpadding="10px" style="background-color:#FFFFB0;"><p>23:20</p> <p>JM thinks we cannot see 7Be locus on run 24. Possibly the right arm cannot get close enough.</p> <p>Stopped moving right arm</p> <p>Started moving left arm as previously: 32.52 mm -> 77.56 mm</p> <p>Checked with bunched beam: not clipping. Possibly we could go further in - to be decided.</p> <p> </p> <p><strong>Started run 25</strong></p> <p>Target - 1.1E12 atoms/cm2</p> <p>Beam - 1.2E7 pps</p> <p> </p> <p>Root histograms refreshed.</p> <p> </p> <p>Temps OK - attach</p> <p>Stats OK - attach</p> <p>All checks OK</p> <p>Leakage OK - attach</p> <p>Spectrum browser 1, 7, 8 attached</p> <p> </p> <p>00:00</p> <p>Run continues OK</p> <p>Temps OK, Stats OK, Merger OK</p> <p> </p> <p>01:15</p> <p>Run continues OK</p> <p>Temps OK - attached</p> <p>Stats OK - attached</p> <p>Merger OK</p> <p>Rates OK - attached</p> <p>Also attached current histograms</p> <p> </p> <p>03:10</p> <p>Motors now moving 32.77 -> 77.56 mm. Unclear why, should not affect results.</p> <p>Target 1.1E12 atoms/cm2</p> <p>Current 1.4E7 pps</p> <p> </p> <p>Temps OK - attached</p> <p>Rates OK - attached</p> <p>All checks OK</p> <p>Merger OK</p> <p> </p> <p>03:37</p> <p>7Be locus appears to be clearly visible. Attach 18</p> <p> </p> <p>04:32</p> <p>Temps OK</p> <p>Rates OK</p> <p>Merger OK</p> <p> </p> <p>05:30</p> <p>Temps OK</p> <p>Rates - aida10 showes intermittently high rates around 10k. See attached. Seems to be linked to beam, already observed last night.</p> <p> </p> <p>06:10</p> <p>Temps OK</p> <p>Rates OK - aida10 still counting 10k with beam, 300 without</p> <p>Merger OK</p> <p>Histograms attached</p> <p> </p> <p>7:23- LB,PW</p> <p>All checks OK, general behaviour consistent with previous observations. Beam current ~ 1E7 pps</p> <p>8:40</p> <p>All good, attachment 27 is the spectra. Beam current 1.3E7 pps.</p> <p>9;50</p> <p>All good, target very stable at 1E12 at/cm^2. Noticed also Aida01 and aida02 show same behaviour as aida10, but the maximum rate is between 1000-2000 (instead of the 10000-20000 of aida10)</p> <p> </p> <p><strong>Run 25 stopped 10:45, Run 26 started -> laser spectroscopy laser test</strong></p></td> </tr> </tbody> </table> </p><p> </p>
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