Difference between revisions of "September 12, 2011"

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Line 10: Line 10:
 
! scope="col" width="8%" | Radiator 10 um Al
 
! scope="col" width="8%" | Radiator 10 um Al
 
! scope="col" width="8%" | Target
 
! scope="col" width="8%" | Target
−
! scope="col" width="60%" | Comments
+
! scope="col" width="80%" | Comments
 
|-
 
|-
 
|2359||Centered||In ||Open ||Out||No  
 
|2359||Centered||In ||Open ||Out||No  
Line 36: Line 36:
 
|-
 
|-
 
|2364||Up 2 mm||In ||Open ||Up 2 mm||No  
 
|2364||Up 2 mm||In ||Open ||Up 2 mm||No  
−
|align="left"|Test radiator in/out. Added 1" Al hardener against Cu bricks after vacuum window.
+
|align="left"|Test radiator in/out.
  
 
R(upstream) = 777/50837 = 0.0153 e+/pulse,<br> R(downstream) = 847/50837 = 0.0167 e+/pulse<br>
 
R(upstream) = 777/50837 = 0.0153 e+/pulse,<br> R(downstream) = 847/50837 = 0.0167 e+/pulse<br>
Line 42: Line 42:
 
|-
 
|-
 
|2365||Up 2 mm||In ||Open ||Up 2 mm||No  
 
|2365||Up 2 mm||In ||Open ||Up 2 mm||No  
−
|align="left"|Test radiator in/out. Added 2" Al hardener against Cu bricks after vacuum window.
+
|align="left"|Test radiator in/out. Now 2" Al hardener against Cu bricks after vacuum window.
  
 
R(upstream) = 574/41235 = 0.0139 e+/pulse,<br> R(downstream) = 717/41235 = 0.0174 e+/pulse<br>
 
R(upstream) = 574/41235 = 0.0139 e+/pulse,<br> R(downstream) = 717/41235 = 0.0174 e+/pulse<br>
 
|-
 
|-
 
|2366||Up 2 mm||In ||Open ||Out||No  
 
|2366||Up 2 mm||In ||Open ||Out||No  
−
|align="left"|Test radiator in/out. Added 2" Al hardener against Cu bricks after vacuum window.
+
|align="left"|Test radiator in/out.
  
 
R(upstream) = 117/41035 = 0.0028 e+/pulse,<br> R(downstream) = 136/41035 = 0.0033 e+/pulse<br>
 
R(upstream) = 117/41035 = 0.0028 e+/pulse,<br> R(downstream) = 136/41035 = 0.0033 e+/pulse<br>
 
<span style="color:red">About 80% of photons are coming from the radiator. Good</span>
 
<span style="color:red">About 80% of photons are coming from the radiator. Good</span>
 
|-
 
|-
 +
|2367||Down 2 mm||In ||Open ||Out||No
 +
|align="left"|Test radiator in/out. Removed 2" Al hardener
 +
 +
R(upstream) = 160/41036 = 0.0039 e+/pulse,<br> R(downstream) = 199/41036 = 0.0048 e+/pulse<br>
 +
|-
 +
|2368||Down 2 mm||In ||Open ||Down 2 mm||No
 +
|align="left"|Test radiator in/out.
 +
 +
R(upstream) = 628/40639 = 0.0154 e+/pulse,<br> R(downstream) = 714/40639 = 0.0176 e+/pulse<br>
 +
<span style="color:red">About 75% of photons are coming from the radiator. Good</span>
 +
|-
 +
|2369||Down 2 mm||In ||Open ||Down 2 mm||No
 +
|align="left"|Test radiator in/out.  Added 1" Al hardener against Cu bricks after vacuum window.
 +
 +
R(upstream) = 454/40640 = 0.0111 e+/pulse,<br> R(downstream) = 536/40640 = 0.0132 e+/pulse<br>
 +
|-
 +
|2370||Down 2 mm||In ||Open ||Out||No
 +
|align="left"|Test radiator in/out.
 +
 +
R(upstream) = 98/40639 = 0.0024 e+/pulse,<br> R(downstream) = 112/40639 = 0.0027 e+/pulse<br>
 +
<span style="color:red">About 78% of photons are coming from the radiator. Good</span>
 +
|-
 +
|2371||Up 2 mm||In ||Open ||Up 2 mm||No
 +
|align="left"|Test radiator in/out to reproduce previous result. Same 1" Al hardener against Cu bricks after vacuum window.
 +
 +
R(upstream) = 935/40641 = 0.0230 e+/pulse,<br> R(downstream) = 1050/40641 = 0.0258 e+/pulse<br>
 +
|-
 +
|2372||Up 2 mm||In ||Open ||Out||No
 +
|align="left"|Test radiator in/out.
 +
 +
R(upstream) = 153/40640 = 0.0038 e+/pulse,<br> R(downstream) = 144/40640 = 0.0035 e+/pulse<br>
 +
<span style="color:red">About 84% of photons are coming from the radiator. Good</span>
 +
|-
 +
|2374||Up 2 mm||In ||Open ||Up 2 mm||DU plate
 +
|align="left"|DU plate oriented 45 and 45 degree. Same 1" Al hardener upstream of collimator.
 +
Too short
 +
|-
 +
|2375||Up 2 mm||In ||Open ||Up 2 mm||DU plate
 +
|align="left"|Same. Re-doing 2374
 +
R(beam left) = 0.0003 n/pulse<br>
 +
R(beam right) = 0.00024 n/pulse<br>
 +
R(upstream) = 0.022 e+/pulse
 +
|-
 +
|2376||Up 2 mm||In ||Open ||Out||DU plate
 +
|align="left"|R(beam left) =  0/176520 = 0 n/pulse<br>
 +
R(beam right) =  0/176520 = 0 n/pulse<br>
 +
R(upstream) =  659/176520 = 0.0037 e+/pulse
 +
 +
<span style="color:red">About 83% of photons are coming from the radiator. Good</span>
 +
|-
 +
|2377||Down 2 mm||In ||Open ||Out||DU plate
 +
|align="left"|R(beam left) =  6/166815 = 0.0000359 n/pulse<br>
 +
R(beam down) =  4/166815 = 0.0000239 n/pulse<br>
 +
R(beam right) = 20/166815 = 0.000119 n/pulse<br>
 +
R(upstream) = 411/166815 = 0.0025 e+/pulse<br>
 +
R(upstream) = 423/166815 = 0.0025 e+/pulse
 +
|-
 +
|2378||Down 2 mm||In ||Open ||Down 2 mm||DU plate
 +
|align="left"|R(beam 45 left) =  0.000139 n/pulse<br>
 +
R(beam down) = 174/238320 = 0.000730 n/pulse<br>
 +
R(beam 45 right) = 0.000151 n/pulse<br>
 +
R(upstream) =  3258/238320 = 0.0137 e+/pulse<br>
 +
R(upstream) =  3757/238320 = 0.0158 e+/pulse
  
 +
<span style="color:red">About 82% of photons are coming from the radiator. Good</span>
 +
|-
 +
|<span style="color:blue">'''2379'''</span>||Down 2 mm||In ||Open ||Down 2 mm||DU plate
 +
|align="left"|Increased voltage on 2 photonics (A22 & A24) detectors from -1600 -> -1700 V. <span style="color:blue">'''Production run.'''</span>
 +
R(beam 45 left) =  285/600204 = 0.00047 n/pulse (A22)<br>
 +
R(beam 45 right) = 143/600204 = 0.00024 n/pulse<br>
 +
R(beam down) =  573/600204 = 0.00095 n/pulse<br>
 +
R(upstream) =  10500/600204 = 0.01750 e+/pulse<br>
 +
|-
 +
|<span style="color:blue">'''2380'''</span>||Down 2 mm||In ||Open ||Out||DU plate
 +
|align="left"| <span style="color:blue">'''Production run.'''</span>
 +
R(beam 45 left) =  1/216331 = 0.00000462 n/pulse <br>
 +
R(beam 45 right) = 2/216331 = 0.00000924 n/pulse<br>
 +
R(beam down) =  2/216331 = 0.00000924 n/pulse<br>
 +
R(upstream) =  449/216331 = 0.00207 e+/pulse<br>
 +
<span style="color:red">About 88% of photons are coming from the radiator. Good</span>
 +
|-
 +
|<span style="color:blue">'''2381'''</span>||Up 2 mm||In ||Open ||Out||DU plate
 +
|align="left"| <span style="color:blue">'''Production run.'''</span>
 +
R(beam 45 left) =  4/171170 = 0.0000234 n/pulse <br>
 +
R(beam 45 right) = 5/171170 = 0.0000292 n/pulse<br>
 +
R(beam down) =  6/171170 = 0.0000350 n/pulse<br>
 +
R(upstream) =  0.00348 e+/pulse<br>
 +
|-
 +
|<span style="color:blue">'''2382'''</span>||Up 2 mm||In ||Open ||Up 2 mm||DU plate
 +
|align="left"| <span style="color:blue">'''Production run.'''</span>
 +
R(beam 45 left) = 475/583758 = 0.00081 n/pulse <br>
 +
R(beam 45 right) = 225/583758 = 0.00038 n/pulse<br>
 +
R(beam down) = 788/583758 = 0.00135 n/pulse<br>
 +
R(upstream) =  16890/583758 = 0.02893 e+/pulse<br>
 +
<span style="color:red">About 88% of photons are coming from the radiator. Good</span>
 +
|-
  
 
|}
 
|}
 +
 +
 +
 +
[https://wiki.iac.isu.edu/index.php/September_12,_2011#summary_what_was_been_done go up]

Latest revision as of 16:55, 16 September 2011

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summary what was been done

Run # Beam Dump magnet Collimator Radiator 10 um Al Target Comments
2359 Centered In Open Out No Test radiator in/out.

R(upstream) = 157/40244 = 0.0039 e+/pulse,
R(downstream) = 183/40244 = 0.0045 e+/pulse

2360 Centered In Open Centered No Test radiator in/out.

R(upstream) = 898/40244 = 0.0223 e+/pulse,
R(downstream) = 1040/40244 = 0.0258 e+/pulse
About 83% of photons are coming from the radiator. Good

2361 Up 2 mm In Open Up 2 mm No Test radiator in/out.

R(upstream) = 730/40839 = 0.0179 e+/pulse,
R(downstream) = 867/40839 = 0.0212 e+/pulse

2362 Up 2 mm In Open Out No Test radiator in/out.

R(upstream) = 172/41035 = 0.0042 e+/pulse,
R(downstream) = 258/41035 = 0.0063 e+/pulse
About 77% of photons are coming from the radiator. Good

2363 Up 2 mm In Open Out No Test radiator in/out. Added 1" Al hardener against Cu bricks after vacuum window.

R(upstream) = 87/41037 = 0.0021 e+/pulse,
R(downstream) = 119/41037 = 0.0029 e+/pulse

2364 Up 2 mm In Open Up 2 mm No Test radiator in/out.

R(upstream) = 777/50837 = 0.0153 e+/pulse,
R(downstream) = 847/50837 = 0.0167 e+/pulse
About 86% of photons are coming from the radiator. Good

2365 Up 2 mm In Open Up 2 mm No Test radiator in/out. Now 2" Al hardener against Cu bricks after vacuum window.

R(upstream) = 574/41235 = 0.0139 e+/pulse,
R(downstream) = 717/41235 = 0.0174 e+/pulse

2366 Up 2 mm In Open Out No Test radiator in/out.

R(upstream) = 117/41035 = 0.0028 e+/pulse,
R(downstream) = 136/41035 = 0.0033 e+/pulse
About 80% of photons are coming from the radiator. Good

2367 Down 2 mm In Open Out No Test radiator in/out. Removed 2" Al hardener

R(upstream) = 160/41036 = 0.0039 e+/pulse,
R(downstream) = 199/41036 = 0.0048 e+/pulse

2368 Down 2 mm In Open Down 2 mm No Test radiator in/out.

R(upstream) = 628/40639 = 0.0154 e+/pulse,
R(downstream) = 714/40639 = 0.0176 e+/pulse
About 75% of photons are coming from the radiator. Good

2369 Down 2 mm In Open Down 2 mm No Test radiator in/out. Added 1" Al hardener against Cu bricks after vacuum window.

R(upstream) = 454/40640 = 0.0111 e+/pulse,
R(downstream) = 536/40640 = 0.0132 e+/pulse

2370 Down 2 mm In Open Out No Test radiator in/out.

R(upstream) = 98/40639 = 0.0024 e+/pulse,
R(downstream) = 112/40639 = 0.0027 e+/pulse
About 78% of photons are coming from the radiator. Good

2371 Up 2 mm In Open Up 2 mm No Test radiator in/out to reproduce previous result. Same 1" Al hardener against Cu bricks after vacuum window.

R(upstream) = 935/40641 = 0.0230 e+/pulse,
R(downstream) = 1050/40641 = 0.0258 e+/pulse

2372 Up 2 mm In Open Out No Test radiator in/out.

R(upstream) = 153/40640 = 0.0038 e+/pulse,
R(downstream) = 144/40640 = 0.0035 e+/pulse
About 84% of photons are coming from the radiator. Good

2374 Up 2 mm In Open Up 2 mm DU plate DU plate oriented 45 and 45 degree. Same 1" Al hardener upstream of collimator.

Too short

2375 Up 2 mm In Open Up 2 mm DU plate Same. Re-doing 2374

R(beam left) = 0.0003 n/pulse
R(beam right) = 0.00024 n/pulse
R(upstream) = 0.022 e+/pulse

2376 Up 2 mm In Open Out DU plate R(beam left) = 0/176520 = 0 n/pulse

R(beam right) = 0/176520 = 0 n/pulse
R(upstream) = 659/176520 = 0.0037 e+/pulse

About 83% of photons are coming from the radiator. Good

2377 Down 2 mm In Open Out DU plate R(beam left) = 6/166815 = 0.0000359 n/pulse

R(beam down) = 4/166815 = 0.0000239 n/pulse
R(beam right) = 20/166815 = 0.000119 n/pulse
R(upstream) = 411/166815 = 0.0025 e+/pulse
R(upstream) = 423/166815 = 0.0025 e+/pulse

2378 Down 2 mm In Open Down 2 mm DU plate R(beam 45 left) = 0.000139 n/pulse

R(beam down) = 174/238320 = 0.000730 n/pulse
R(beam 45 right) = 0.000151 n/pulse
R(upstream) = 3258/238320 = 0.0137 e+/pulse
R(upstream) = 3757/238320 = 0.0158 e+/pulse

About 82% of photons are coming from the radiator. Good

2379 Down 2 mm In Open Down 2 mm DU plate Increased voltage on 2 photonics (A22 & A24) detectors from -1600 -> -1700 V. Production run.

R(beam 45 left) = 285/600204 = 0.00047 n/pulse (A22)
R(beam 45 right) = 143/600204 = 0.00024 n/pulse
R(beam down) = 573/600204 = 0.00095 n/pulse
R(upstream) = 10500/600204 = 0.01750 e+/pulse

2380 Down 2 mm In Open Out DU plate Production run.

R(beam 45 left) = 1/216331 = 0.00000462 n/pulse
R(beam 45 right) = 2/216331 = 0.00000924 n/pulse
R(beam down) = 2/216331 = 0.00000924 n/pulse
R(upstream) = 449/216331 = 0.00207 e+/pulse
About 88% of photons are coming from the radiator. Good

2381 Up 2 mm In Open Out DU plate Production run.

R(beam 45 left) = 4/171170 = 0.0000234 n/pulse
R(beam 45 right) = 5/171170 = 0.0000292 n/pulse
R(beam down) = 6/171170 = 0.0000350 n/pulse
R(upstream) = 0.00348 e+/pulse

2382 Up 2 mm In Open Up 2 mm DU plate Production run.

R(beam 45 left) = 475/583758 = 0.00081 n/pulse
R(beam 45 right) = 225/583758 = 0.00038 n/pulse
R(beam down) = 788/583758 = 0.00135 n/pulse
R(upstream) = 16890/583758 = 0.02893 e+/pulse
About 88% of photons are coming from the radiator. Good


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