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2022/07/17 (Sunday)

Previous Day

  • Lab in-personnel: Derek, Matt
Status Run 76 in progress
Setup Cables 2/3/1 → diverter/nothing/nothing → Side2-readout HV CONN 1/3/2 → HV 1(L)/2(R) → DCRC50(3)/DCRC55(1), DCRC33(2)→HV control, NaI trigger signal → DCRCX(4)
Lead/poly shield fully assembled. Boron-filled socks covering NaI detectors.
PuBe source behind lead wall.
NaI trigger window -t10760 -T15760 (7.6-11.2 MeV)
Taking 0V NaI-triggered data continuously
1524 MC/Coldplate = 29.1/156 mK, Still = 1.13 K / 0.110 mbar / 0 mW, G1/G2 = 115/114 mbar, 1K Pot = 60° / 1.54 K / 7.5±0.5 mbar, MB = 29.9%
1525 Fill LN2 cold trap bath
1550 Begin LHe transfer, MB = 29.9%
1641 Finish LHe transfer, MB = 95.6%

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