September 13, 2011 - Revision history

Shaproma at 16:57, 16 September 2011

2011-09-16T16:57:53Z

Shaproma: /* summary what was been done */

2011-09-13T23:34:04Z

summary what was been done

Shaproma: /* summary what was been done */

2011-09-13T23:31:24Z

summary what was been done

Shaproma: /* summary what was been done */

2011-09-13T23:27:36Z

summary what was been done

Shaproma at 23:24, 13 September 2011

2011-09-13T23:24:30Z

Shaproma at 23:21, 13 September 2011

2011-09-13T23:21:00Z

Shaproma: /* summary what was been done */

2011-09-13T23:20:03Z

summary what was been done

Shaproma: /* summary what was been done */

2011-09-13T23:19:46Z

summary what was been done

Shaproma: /* summary what was been done */

2011-09-13T23:17:25Z

summary what was been done

Shaproma: /* summary what was been done */

2011-09-13T22:33:09Z

summary what was been done

← Older revision		Revision as of 16:57, 16 September 2011
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		+	[https://wiki.iac.isu.edu/index.php/September_13,_2011 go up]

@@ Line 101: / Line 101: @@
 |align="left"|Same as 2407 but additional shielding removed to improve background countime rate
 |-
-|2409||Up 2 mm||In ||Open ||1" Al ||2 mm up||DU plate
+|2409||Up 2 mm||In ||Open ||1" Al ||Up 2 mm ||DU plate
 |align="left"|
 |-
-|2410||Up 2 mm||In ||Open ||1" Al ||2 mm up||DU plate
+|2410||Up 2 mm||In ||Open ||1" Al ||Up 2 mm ||DU plate
 |align="left"|Beam tuned up a bit, new camera was installed
 |-

@@ Line 78: / Line 78: @@
 |-
 |2401||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"|
 |-

@@ Line 21: / Line 21: @@
 <span style="color:red">Lost beam</span>
 |-
-|2386||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
+|2386||Up 2 mm||In ||Open ||1" Al ||Up 2 mm||DU plate
-|align="left"|Beam check-in run. 1" of Al hardener in front of upstream radiator.
+|align="left"|Beam check-in run. '''1" of Al hardener in front of upstream radiator.'''
 R(beam 45 left) =  n/pulse <br>
 R(beam 45 right) =  n/pulse<br>
@@ Line 30: / Line 30: @@
 <span style="color:red">About 92% of neutrons are coming from the radiator according to n detector down. Good</span>
 |-
-|2387||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
+|2387||Up 2 mm||In ||Open ||1" Al ||Up 2 mm||DU plate
 |align="left"|<span style="color:red">Lost beam</span>
 |-
-|2388||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
+|2388||Up 2 mm||In ||Open ||1" Al ||Up 2 mm||DU plate
 |align="left"|Beam check-in run. Target realignment, now the gammas hit the center of DU plate, which is as before 45/45 degree orientation
 R(beam 45 left) =  n/pulse <br>
@@ Line 41: / Line 41: @@
 <span style="color:red">About % of photons are coming from the radiator according to PS. Bad</span><br>
 |-
-|2389-2395||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
+|2389-2395||Up 2 mm||In ||Open ||1" Al ||Up 2 mm||DU plate
 |align="left"|Detectors set-up. Two of them are non-working.
 |-
-|2396||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
+|2396||Up 2 mm||In ||Open ||1" Al ||Up 2 mm||DU plate
 |align="left"|HV on A22 and A24 are -1700V. Detector check run. All setup as before. Radiator in/out test
 R(beam 45 left) =  104/216929 = 0.000479 n/pulse <br>
@@ Line 51: / Line 51: @@
 R(upstream) =  4787/216929 = 0.02207 e+/pulse<br>
 |-
-|2397||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2397||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"|Radiator in/out test
 R(beam 45 left) = 9/200289 = 0.0000449 n/pulse <br>
@@ Line 59: / Line 59: @@
 <span style="color:red">About 75% of photons are coming from the radiator according to PS</span><br>
 |-
-|2398||Down 2 mm||In ||Open ||1" Al upstream collim ||Down 2 mm||DU plate
+|2398||Down 2 mm||In ||Open ||1" Al ||Down 2 mm||DU plate
 |align="left"|Radiator in/out test
 R(beam 45 left) =  n/pulse <br>
@@ Line 66: / Line 66: @@
 R(upstream) =   e+/pulse<br>
 |-
-|2399||Down 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2399||Down 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"|Radiator in/out test
 R(beam 45 left) =  n/pulse <br>
@@ Line 74: / Line 74: @@
 <span style="color:red">About % of photons are coming from the radiator according to PS.</span><br>
 |-
-|2400||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||No
+|2400||Up 2 mm||In ||Open ||1" Al ||Out||No
 |align="left"|
 |-
-|2401||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2401||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"|
 |-
-|2402||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2402||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"|
 |-
-|2402||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
+|2402||Up 2 mm||In ||Open ||1" Al ||Up 2 mm||DU plate
 |align="left"|Oleksiy moved radiator in
 |-
-|2403||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
+|2403||Up 2 mm||In ||Open ||1" Al ||Up 2 mm||DU plate
 |align="left"|Jason moved radiator in. Same results.
 |-
-|2404||Center||In ||Open ||1" Al upstream collim ||In||DU plate
+|2404||Center||In ||Open ||1" Al ||In||DU plate
 |align="left"|
 |-
-|2405||Center||In ||Open ||1" Al upstream collim ||In||DU plate
+|2405||Center||In ||Open ||1" Al ||In||DU plate
 |align="left"|DU plate was repositioned. Now beam should hit small part of the target corner.
 |-
-|2406||Center||In ||Open ||1" Al upstream collim ||In||DU plate
+|2406||Center||In ||Open ||1" Al ||In||DU plate
 |align="left"|Same as 2405
 |-
-|2407||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2407||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"|Additional shielding added around the core part of the beam pipe (downstream the radiator)
 |-
-|2408||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2408||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"|Same as 2407 but additional shielding removed to improve background countime rate
 |-
-|2409||Up 2 mm||In ||Open ||1" Al upstream collim ||2 mm up||DU plate
+|2409||Up 2 mm||In ||Open ||1" Al ||2 mm up||DU plate
 |align="left"|
 |-
-|2410||Up 2 mm||In ||Open ||1" Al upstream collim ||2 mm up||DU plate
+|2410||Up 2 mm||In ||Open ||1" Al ||2 mm up||DU plate
 |align="left"|Beam tuned up a bit, new camera was installed
 |-
-|2411||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2411||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"|
 |-
-|2412||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2412||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"| Put additional shielding around conical part of the beam pipe.
 |-
-|2413||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2413||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"| same as 2412. slits @ 300
 |-
-|2414||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2414||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"| same as 2412. slits @ 200
 |-
-|2415||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2415||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"| same as 2412. slits @ 100
 |-
-|2416||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2416||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"| same as 2412. slits @ 60
 |-
-|2417||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
+|2417||Up 2 mm||In ||Open ||1" Al ||Out||DU plate
 |align="left"| same as 2412. slits @ 60. Anode voltage is lowered from 3.9 to 3.0 arb. units
 |-
 |}

@@ Line 30: / Line 30: @@
 <span style="color:red">About 92% of neutrons are coming from the radiator according to n detector down. Good</span>
 |-
-|2387||Up 2 mm||In ||Open ||No ||Up 2 mm||DU plate
+|2387||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
 |align="left"|<span style="color:red">Lost beam</span>
 |-
-|2388||Up 2 mm||In ||Open ||No ||Up 2 mm||DU plate
+|2388||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
-|align="left"|Beam check-in run. 1" Al Hardener in as before. Target realignment, now the gammas hit the center of DU plate, which is as before 45/45 degree orientation
+|align="left"|Beam check-in run. Target realignment, now the gammas hit the center of DU plate, which is as before 45/45 degree orientation
 R(beam 45 left) =  n/pulse <br>
 R(beam 45 right) =  n/pulse<br>
@@ Line 41: / Line 41: @@
 <span style="color:red">About % of photons are coming from the radiator according to PS. Bad</span><br>
 |-
-|2389-2395||Up 2 mm||In ||Open ||No ||Up 2 mm||DU plate
+|2389-2395||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
 |align="left"|Detectors set-up. Two of them are non-working.
 |-
-|2396||Up 2 mm||In ||Open ||Up 2 mm||DU plate
+|2396||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
 |align="left"|HV on A22 and A24 are -1700V. Detector check run. All setup as before. Radiator in/out test
 R(beam 45 left) =  104/216929 = 0.000479 n/pulse <br>
@@ Line 51: / Line 51: @@
 R(upstream) =  4787/216929 = 0.02207 e+/pulse<br>
 |-
-|2397||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2397||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"|Radiator in/out test
 R(beam 45 left) = 9/200289 = 0.0000449 n/pulse <br>
@@ Line 59: / Line 59: @@
 <span style="color:red">About 75% of photons are coming from the radiator according to PS</span><br>
 |-
-|2398||Down 2 mm||In ||Open ||No ||Down 2 mm||DU plate
+|2398||Down 2 mm||In ||Open ||1" Al upstream collim ||Down 2 mm||DU plate
 |align="left"|Radiator in/out test
 R(beam 45 left) =  n/pulse <br>
@@ Line 66: / Line 66: @@
 R(upstream) =   e+/pulse<br>
 |-
-|2399||Down 2 mm||In ||Open ||No ||Out||DU plate
+|2399||Down 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"|Radiator in/out test
 R(beam 45 left) =  n/pulse <br>
@@ Line 74: / Line 74: @@
 <span style="color:red">About % of photons are coming from the radiator according to PS.</span><br>
 |-
-|2400||Up 2 mm||In ||Open ||No ||Out||No
+|2400||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||No
 |align="left"|
 |-
-|2401||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2401||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"|
 |-
-|2402||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2402||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"|
 |-
-|2402||Up 2 mm||In ||Open ||No ||Up 2 mm||DU plate
+|2402||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
 |align="left"|Oleksiy moved radiator in
 |-
-|2403||Up 2 mm||In ||Open ||No ||Up 2 mm||DU plate
+|2403||Up 2 mm||In ||Open ||1" Al upstream collim ||Up 2 mm||DU plate
 |align="left"|Jason moved radiator in. Same results.
 |-
-|2404||Center||In ||Open ||No ||In||DU plate
+|2404||Center||In ||Open ||1" Al upstream collim ||In||DU plate
 |align="left"|
 |-
-|2405||Center||In ||Open ||No ||In||DU plate
+|2405||Center||In ||Open ||1" Al upstream collim ||In||DU plate
 |align="left"|DU plate was repositioned. Now beam should hit small part of the target corner.
 |-
-|2406||Center||In ||Open ||No ||In||DU plate
+|2406||Center||In ||Open ||1" Al upstream collim ||In||DU plate
 |align="left"|Same as 2405
 |-
-|2407||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2407||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"|Additional shielding added around the core part of the beam pipe (downstream the radiator)
 |-
-|2408||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2408||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"|Same as 2407 but additional shielding removed to improve background countime rate
 |-
-|2409||Up 2 mm||In ||Open ||No ||2 mm up||DU plate
+|2409||Up 2 mm||In ||Open ||1" Al upstream collim ||2 mm up||DU plate
 |align="left"|
 |-
-|2410||Up 2 mm||In ||Open ||No ||2 mm up||DU plate
+|2410||Up 2 mm||In ||Open ||1" Al upstream collim ||2 mm up||DU plate
 |align="left"|Beam tuned up a bit, new camera was installed
 |-
-|2411||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2411||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"|
 |-
-|2412||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2412||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"| Put additional shielding around conical part of the beam pipe.
 |-
-|2413||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2413||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"| same as 2412. slits @ 300
 |-
-|2414||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2414||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"| same as 2412. slits @ 200
 |-
-|2415||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2415||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"| same as 2412. slits @ 100
 |-
-|2416||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2416||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"| same as 2412. slits @ 60
 |-
-|2417||Up 2 mm||In ||Open ||No ||Out||DU plate
+|2417||Up 2 mm||In ||Open ||1" Al upstream collim ||Out||DU plate
 |align="left"| same as 2412. slits @ 60. Anode voltage is lowered from 3.9 to 3.0 arb. units
 |-
 |}

@@ Line 11: / Line 11: @@
 ! scope="col" width="8%" | Radiator 10 um Al
 ! scope="col" width="8%" | Target
-! scope="col" width="80%" | Comments
+! scope="col" width="100%" | Comments
 |-
 |2385||Up 2 mm||In ||Open ||No ||Out||DU plate