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2014/05/11

1340 Fill N2 cold trap full.
1355 Commence helium transfer. Helium liquid level 1.4%.
1440 Cease helium transfer. Helium liquid level 91.5%.
2020 Commence data acquisition: four-hour flash followed by 2-hour cooldown. Sixteen data series each of length 15 minutes, taken at -/+3.5 V bias, interspersed by 6-second flash and 20-minute cooldown periods. OR trigger on phonon channels.