Difference between revisions of "September 19, 2011"

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! scope="col" width="56.6%" | Comments
 
! scope="col" width="56.6%" | Comments
 
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|<span style="color:red">'''2479'''</span>||Up<br> 90A||In ||Open ||Yes ||Out||DU cylinder  
+
|<span style="color:red">'''2479'''</span>||Up<br> 90A||In ||Open ||Yes ||In||DU cylinder
 +
|align="left"|Beam check-in run. Additional collimator in
 +
R(beam down) = 0.000689 n/pulse  <br>
 +
R(upstream) = 0.01667 = e+/pulse<br>
 +
|-
 +
|<span style="color:red">'''2480'''</span>||Up<br> 90A||In ||Open ||Yes ||Out||DU cylinder
 +
|align="left"|Beam check-in run.
 +
R(beam down) = 0.000018 n/pulse  <br>
 +
R(upstream) = 0.00116 = e+/pulse<br>
 +
<span style="color:red">About '''93%''' of photons are coming from the radiator according to PS. Good</span><br>
 +
|-
 +
|<span style="color:red">'''2481'''</span>||Down<br> 86A||In ||Open ||Yes ||Out||DU cylinder  
 
|align="left"|Beam check-in run.
 
|align="left"|Beam check-in run.
R(beam down) = 1/160279 = 0.0000062 n/pulse  <br>
+
R(beam down) = 0.000018 n/pulse  <br>
R(upstream) = 124/160279 = 0.00077 = e+/pulse<br>
+
R(upstream) = 0.00116 = e+/pulse<br>
<span style="color:red"> </span>
+
<span style="color:red">About '''93%''' of photons are coming from the radiator according to PS. Good</span><br>
 
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Revision as of 23:39, 19 September 2011

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Summary of the day

  • current 120 mA
  • pulse width 2 us
  • rep rate 180 Hz
  • E = 25 MeV


Run # Beam Dump magnet Collimator Hardener 1" Al Radiator 10 um Al Target Comments
2479 Up
90A
In Open Yes In DU cylinder Beam check-in run. Additional collimator in

R(beam down) = 0.000689 n/pulse
R(upstream) = 0.01667 = e+/pulse

2480 Up
90A
In Open Yes Out DU cylinder Beam check-in run.

R(beam down) = 0.000018 n/pulse
R(upstream) = 0.00116 = e+/pulse
About 93% of photons are coming from the radiator according to PS. Good

2481 Down
86A
In Open Yes Out DU cylinder Beam check-in run.

R(beam down) = 0.000018 n/pulse
R(upstream) = 0.00116 = e+/pulse
About 93% of photons are coming from the radiator according to PS. Good




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