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2022/06/25 (Saturday)

Previous Day

  • Lab in-personnel: Zach
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.
DCRCs off.
1416 MC/Coldplate = 27.0/142.6 mK, Still = 1.02 K / 0.095 mbar / 0 mW, G1/G2 = 117.6/116.5 mbar, 1K Pot = 45° / 1.55 K / 8.0±0.5 mbar, MB = 35.4%
1424 Begin LHe transfer @ MB=34.2%
1441 Filled LN2 cold trap dewar
1507 Ended LHe transfer @ MB=89.3%

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