Difference between revisions of "September 22, 2011"

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|-
 
|-
 
|<span style="color:blue">'''2539'''</span>||<span style="color:Crimson">'''Up'''</span><br> 90A||In ||Open ||In ||No ||In||D2O bottle   
 
|<span style="color:blue">'''2539'''</span>||<span style="color:Crimson">'''Up'''</span><br> 90A||In ||Open ||In ||No ||In||D2O bottle   
−
|production run
+
|align="left"|production run
 
R(bottom) = 7.2E-4 n/pulse  -> × 180 Hz × 60 sec/min = <span style="color:Crimson"> '''7.78 n/min'''</span><br>
 
R(bottom) = 7.2E-4 n/pulse  -> × 180 Hz × 60 sec/min = <span style="color:Crimson"> '''7.78 n/min'''</span><br>
 
R(upstream) = 29.6E-3 e+/pulse<br>
 
R(upstream) = 29.6E-3 e+/pulse<br>
 
|-
 
|-
 
|<span style="color:blue">'''2540'''</span>||<span style="color:Crimson">'''Up'''</span><br> 90A||In ||Open ||In ||No ||<span style="color:Teal">'''Out'''</span>||D2O bottle   
 
|<span style="color:blue">'''2540'''</span>||<span style="color:Crimson">'''Up'''</span><br> 90A||In ||Open ||In ||No ||<span style="color:Teal">'''Out'''</span>||D2O bottle   
−
|production run
+
|align="left"|production run
 
R(bottom) = 3.1E-5 n/pulse -> × 180 Hz × 60 sec/min = <span style="color:Crimson"> '''0.33 n/min'''</span><br>
 
R(bottom) = 3.1E-5 n/pulse -> × 180 Hz × 60 sec/min = <span style="color:Crimson"> '''0.33 n/min'''</span><br>
 
R(upstream) = 2.87E-3 e+/pulse<br>
 
R(upstream) = 2.87E-3 e+/pulse<br>
 
|-
 
|-
 
|<span style="color:blue">'''2541'''</span>||<span style="color:Lime"> '''Down'''</span> <br>||In ||Open ||In ||No ||Out||D2O bottle   
 
|<span style="color:blue">'''2541'''</span>||<span style="color:Lime"> '''Down'''</span> <br>||In ||Open ||In ||No ||Out||D2O bottle   
−
|production run
+
|align="left"|production run
 
R(bottom) = 7.57E-4 n/pulse ->  × 180 Hz × 60 sec/min =  <span style="color:Lime"> '''8.17 n/min'''</span><br>
 
R(bottom) = 7.57E-4 n/pulse ->  × 180 Hz × 60 sec/min =  <span style="color:Lime"> '''8.17 n/min'''</span><br>
 
R(upstream) = 36.3E-3 e+/pulse<br>
 
R(upstream) = 36.3E-3 e+/pulse<br>

Revision as of 19:31, 22 September 2011

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Beam Parameters:

  • current 140 mA
  • pulse width 2 ns
  • rep rate 180 Hz
  • E = 25 MeV

Initial Test for Verification

Run # Beam Dump magnet Collim add coll Hardener 1" Al Radiator 25 um Al Target Comments
2527 Up
90A		 In Open In Yes In D2O bottle Test radiator in/out.

R(bottom) = 2.09E-4 n/pulse -> × 180 Hz × 60 sec/min = 2.26 n/min
R(upstream) = 10.7E-3 e+/pulse

2528 Up
90A		 In Open In Yes Out D2O bottle Test radiator in/out.

R(bottom) = 7.7E-6 n/pulse -> × 180 Hz × 60 sec/min = 0.083 n/min
R(upstream) = 6.6E-4 e+/pulse
About 94% of photons are coming from the radiator according to PS.

2530 Down
86A		 In Open In Yes In D2O bottle Test radiator in/out.

R(bottom) = 1.7E-4 n/pulse -> × 180 Hz × 60 sec/min = 1.84 n/min
R(upstream) = 10.2E-3 e+/pulse

2531 Down
86A		 In Open In Yes Out D2O bottle Test radiator in/out.

R(bottom) = 2.28E-5 n/pulse -> × 180 Hz × 60 sec/min = 0.25 n/min
R(upstream) = 9.7E-4 e+/pulse
About 91% of photons are coming from the radiator according to PS.

2532 Down
86A		 In Open In No Out D2O bottle Test radiator in/out.

R(bottom) = 2.45E-5 n/pulse -> × 180 Hz × 60 sec/min = 0.26 n/min
R(upstream) = 17.4E-4 e+/pulse

2533 Up
90A		 In Open In No Out D2O bottle Test radiator in/out.

R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min
R(upstream) = 14.4E-4 e+/pulse

2534 Up
90A		 In Open In No Out D2O bottle Test radiator in/out. Radiator out adjusted to be between two radiators

R(bottom) = 8.6E-6 n/pulse -> × 180 Hz × 60 sec/min = 0.09 n/min
R(upstream) = 16.7E-4 e+/pulse

2535 Up
90A		 In Open In No In D2O bottle Test radiator in/out.

R(bottom) = 2.5E-4 n/pulse -> × 180 Hz × 60 sec/min = 2.70 n/min
R(upstream) = 13.7E-3 e+/pulse
About 88% of photons are coming from the radiator according to PS.

2536 Up
90A		 In Open In No In D2O bottle Test radiator in/out. Rerun 2535

R(bottom) = 2.58E-4 n/pulse -> × 180 Hz × 60 sec/min = 2.79 n/min
R(upstream) = 13.7E-3 e+/pulse
About 88% of photons are coming from the radiator according to PS.

2537 Down
86A		 In Open In No In D2O bottle Test radiator in/out.

R(bottom) = 3.4E-4 n/pulse -> × 180 Hz × 60 sec/min = 3.67 n/min
R(upstream) = 13.6E-3 e+/pulse

2538 Down
86A		 In Open In No Out D2O bottle Test radiator in/out.

R(bottom) = 9.9E-6 n/pulse -> × 180 Hz × 60 sec/min = 0.11 n/min
R(upstream) = 15.88E-4 e+/pulse
About 91% of photons are coming from the radiator according to PS.

Production Runs

Run # Beam Dump magnet Collim add coll Hardener 1" Al Radiator 25 um Al Target Comments
2539 Up
90A		 In Open In No In D2O bottle production run

R(bottom) = 7.2E-4 n/pulse -> × 180 Hz × 60 sec/min = 7.78 n/min
R(upstream) = 29.6E-3 e+/pulse

2540 Up
90A		 In Open In No Out D2O bottle production run

R(bottom) = 3.1E-5 n/pulse -> × 180 Hz × 60 sec/min = 0.33 n/min
R(upstream) = 2.87E-3 e+/pulse

2541 Down
In Open In No Out D2O bottle production run

R(bottom) = 7.57E-4 n/pulse -> × 180 Hz × 60 sec/min = 8.17 n/min
R(upstream) = 36.3E-3 e+/pulse

2542 Down
In Open In No Out D2O bottle Long production run: -- pulses (-- minute run)

R(bottom) = -- n/pulse -> × 180 Hz × 60 sec/min = -- n/min
R(upstream) = -- e+/pulse


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