| <p><strong>22:15</strong></p>
<p>New run 76 - beam on target with definite target overlap [coasting]</p>
<p>Cooler voltage setpoint 247.1 V.</p>
<p>FC20 read value 246.55 V.</p>
<p>Right arm at 64.60 mm</p>
<p>Left arm IN at 36.54 mm</p>
<p>FakeMotion script running</p>
<p>horizontal beam position 1.0 mm (new beam target overlap)</p>
<p>vertical beam position -5mm</p>
<p>Beam intensity 7.5e+7 particles.</p>
<p>Target density ~6.2e11 at/cm2</p>
<p>Target temperature is 38.5 K. Values of E1 is 820 Hz, 2.6A, 1.85e-1 mbar</p>
<p> </p>
<p> </p>
<p><strong>00:15</strong></p>
<p> </p>
<p>System and detector check is OK. E1 pressure is increasing slowly. target 4e+11/cm2</p>
<p> </p>
<p><strong>02:15</strong></p>
<p> </p>
<p>System and detector check is OK. E1 pressure is increasing slowly. P=2,2e-1 mbar Pump frequency is 807 Hz, 2.7A. Target 5e+11/cm2</p>
<p> </p>
<p><strong>03:15</strong></p>
<p> </p>
<p>System and detector check is OK. E1 pressure reaches 2,3e-1 mbar, thus flow is decrease a bit. Pump frequency is 800 Hz, 2.8A. Target 6e+11/cm2</p>
<p> </p>
<p><strong>04:15</strong></p>
<p> </p>
<p>System and detector check is OK. E1 pressure is stabilized. New values: 2.07e-1 mbar, 810 Hz, 2.8 A. Target 5e+11/cm2. Resonance peak not so visible- see attachment 1.</p>
<p> </p>
<p><strong>05:43</strong></p>
<p> </p>
<p>System and detector check is OK. E1 pressure is slowly increasing. New values: 2.13e-1 mbar, 807 Hz, 2.8 A. Target 5e+11/cm2. Beam intensity stable at 7e+7 particles.</p> |