go back
summary what was done
Run #
|
Beam
|
Dump magnet
|
Collimator
|
Radiator
|
Target
|
Comments
|
2339 |
Up 2 mm |
In |
Open |
Up 2 mm |
No |
PS Rate is: R(upstream) = 2648/35092 = 0.075 e+/pulse, R(downstream) = 3191/35092 = 0.091 e+/pulse
|
2341 |
Up 2 mm |
In |
Open |
Out |
No |
PS Rate is: R(upstream) = 1088/35494 = 0.031 e+/pulse, R(downstream) = 1328/35494 = 0.037 e+/pulse
|
2342 |
Down 2 mm |
In |
Open |
Out |
No |
PS Rate is: R(upstream) = 1586/36678 = 0.043 e+/pulse, R(downstream) = 1888/36678 = 0.051 e+/pulse
|
2343 |
Down 2 mm |
In |
Open |
Down 2 mm |
No |
PS Rate is: R(upstream) = 2232/35488 = 0.063 e+/pulse
|
2344 |
Centered |
In |
Open |
Centered |
No |
PS Rate is: R(upstream) = 2683/35095 = 0.076 e+/pulse
|
2345 |
Centered |
In |
Open |
Out |
No |
PS Rate is: R(upstream) = 1039/35094 = 0.029 e+/pulse
|
2346 |
Centered |
In |
Open |
Out |
No |
PS Rate is: R(upstream) = 1286/35885 = 0.036 e+/pulse. Improved shielding around dump.
|
|
Based on the previous results the beam is total crap, so beam turn up.
|
2347 |
Centered |
In |
Open |
Out |
No |
PS Rate is: R(upstream) = 1286/35885 = 0.036 e+/pulse. Improved shielding around dump.
|
Beam Realignment
(Screen shot using Phosphorous screen)
(Electron beam on glass)
(12pm upstream view screen)
(12pm downstream view screen)