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User name O.Glamazdin
Log entry time 14:27:35 on October 04, 2009
Entry number 293093
keyword=Moller resultsMoller results on October 4 8:45-13:
- Crew: O.Glamazdin
- Brad Sawatzky took some data for the fast Moller DAQ.
- Beam tuning took 1hour 45min.
- Moller detector tunning took 45min
- Wien filter angle is 17.20°
- Beam spot moving was done last week.
- The raster was ON. The half wave plate was IN.
- Run 13625 - bleedthrough check. There are no any leaks from another halls to the Hall A.
- Runs 13603-13625 Hall A laser attenuator=156 (HAPPEX value), Slit=13.8
- Runs 13629-13632 Hall A laser attenuator=100, Slit=17.6
| # | Wien angle | beam | runs | target | Ptarget% | Pbeam% | comments |
|---|---|---|---|---|---|---|---|
| 1 | 17.20° | 0.6 µA | 13603-13606 | 5 | 8.03 | -90.16±0.2±2.0 | |
| 2 | 17.20° | 0.6 µA | 13607-13610 | 4 | 7.51 | -88.58±0.2±2.0 | |
| 3 | 17.20° | 0.42 µA | 13611-13614 | 3 | 7.58 | -89.96±0.2±2.0 | |
| 4 | 17.20° | 0.23 µA | 13617-13621 | 2 | 8.22 | -89.65±0.2±2.0 | |
| 5 | 17.20° | 0.6 µA | 13622-13623 | 5 | 8.03 | -89.64±0.3±2.0 | |
| 6 | 17.20° | 0.0 µA | 13625 | 5 | 8.22 | 0.0 | bleedthrough check |
| 7 | 17.20° | 0.45 µA | 13629-13632 | 5 | 8.03 | -89.58±0.3±2.0 | Hall A laser attenuator=100 |
| Aver. | 17.20° | - | - | 1-5 | - | -89.56±0.1±2.0 | Targets 2-5 |
A copy of this log entry has been emailed to: saha@jlab.org, gen@jlab.org, brads@jlab.org
Figure 1
