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Good evening, </div>
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I'd like to clear up a couple of discrepancies...</div>
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The NL will be in CA and the SL will be in RA. The BSY will be surveyed and stay in CA as well.</div>
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The NL will stay open for (presumably) all of day shift. The SL will stay open until AESRF finishes their tube install in the SL. Should be closed by noon.</div>
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Can someone list the BS test plans that will we conducted during tomorrow's MD?</div>
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Any questions...please contact me.</div>
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Shawn</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> BTeam <bteam-bounces@jlab.org> on behalf of Jay Benesch via BTeam <bteam@jlab.org><br>
<b>Sent:</b> Tuesday, January 30, 2024 15:28<br>
<b>To:</b> bteam@jlab.org <bteam@jlab.org><br>
<b>Cc:</b> Simona Malace <simona@jlab.org><br>
<b>Subject:</b> [BTeam] meeting minutes</font>
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<div class="PlainText">I apologize for signing in at the the old zoom number and for not using the wiki. Better next week, perhaps.
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Beam will be shut off Wednesday at 0645. RadCon will survey the linacs first and then the halls. NL restricted for YB flow measurement, SL controlled.
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SL will lock up for RF recovery after I&C, DC and LDRD (dosimetry and permanent magnet sample) work. Ion packs SL: VIP6E03, AE01, AE01A, AE02, and 6T06 likely replace. VIP4T09A, 4T09B, and AT09 check.
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DC: MQK7S10 and MQK8A23 noisy - check. <br>
2L22 and 2L23 RF work after lockup. Mike McCaughan may attempt pulse processing in 2L24?<br>
George Biallas, Dakota Christian and Mike Tiefenback want to try to measure Q0 in 2L25 if the RF group work permits.
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NL YB work may take as long as eight hours. I&C 5C01 viewer work shouldn't take long.
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Injector: Shukui Zhang and Jennifer Williams will take 1-1.5 hours for a laser system inspection. It will be available for tests to FC1 after they finish. Surface charge limit measurement script test by Riad and one by Alicia can follow at their convenience.
NL will lock up and machine recovery will start as soon as the YB work is done so there will be no time available for tests to FC2.
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For next Wednesday beam studies, <br>
I have ten SL cavities to rfcal, 30-40 minutes. <a href="https://tasklists.jlab.org/bslist/tasks/22480">
https://tasklists.jlab.org/bslist/tasks/22480</a> <br>
Brian Freeman has <a href="https://tasklists.jlab.org/bslist/tasks/107920">https://tasklists.jlab.org/bslist/tasks/107920</a> Calibrate ILM8E02 and ILM1L02 (submitted, not yet approved)<br>
Max Bruker 8 h Feedback on Polarization Orientation <a href="https://tasklists.jlab.org/bslist/tasks/110626">
https://tasklists.jlab.org/bslist/tasks/110626</a> <br>
AFAIK all the other injector studies are moot until the solenoids are repaired during the SAD.
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If there's nothing else needed, NL rfcal should be redone with dp/p range [-0.75E-3, 0.75E-3] to keep beam excursion within BPM near-linear range given 8m dispersion. Ten hours for all.
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Parasitic beam study: run all three FFB components in Hall C. Look at FFTs. <br>
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