2012/02/02
| 1032 | Filled LN2 cold trap. |
|---|---|
| 1455 | Start Helium transfer (13.7%) |
| 1530 | Finished Helium transfer (55.5%) |
| 2235 | Start taking data with Ba-133 source moved 3“ closer to detector: 4 half-hour long files at each of the following biases: -4 V; -8 V; -9 V & -10 V. |
| 2300 | Fill N2 cold trap full. |