Yields and Asymmetry for different detectors configurations. - Revision history

Shaproma: /* Geometry sketches for different cuts */

2011-06-14T21:16:16Z

Geometry sketches for different cuts

Shaproma: /* Geometry of different cuts */

2011-06-14T18:38:48Z

Geometry of different cuts

Shaproma: /* Some results of 2n simulations for different cuts. */

2011-06-14T18:08:21Z

Some results of 2n simulations for different cuts.

Shaproma: /* Some results of 2n simulations for different cuts. */

2011-06-14T18:07:19Z

Some results of 2n simulations for different cuts.

Shaproma: /* Some results of 2n simulations for different cuts. */

2011-06-14T18:05:56Z

Some results of 2n simulations for different cuts.

Shaproma: /* And let see how the 2n correlations looks like for different cuts */

2011-06-14T18:04:41Z

And let see how the 2n correlations looks like for different cuts

Shaproma: /* Some results of 2n simulations for different cuts. */

2011-06-14T18:04:25Z

Some results of 2n simulations for different cuts.

Shaproma: /* Some results of 2n simulations for different cuts. */

2011-06-14T18:02:36Z

Some results of 2n simulations for different cuts.

Shaproma at 18:01, 14 June 2011

2011-06-14T18:01:57Z

Shaproma: /* Some results of 2n simulations for different cuts. */

2011-06-14T17:58:15Z

Some results of 2n simulations for different cuts.

@@ Line 21: / Line 21: @@
 ===Geometry sketches for different cuts===
-[[File:Geometry cuts.jpg | 800 px]]
+[[File:Geometry cuts 1.jpg | 800 px]]
 ===Some results of 2n simulations for different cuts.===

@@ Line 19: / Line 19: @@
 ==Lets do some geometry cuts==
-===Geometry of different cuts===
+===Geometry sketches for different cuts===
 ===Some results of 2n simulations for different cuts.===

@@ Line 28: / Line 28: @@
 In the table above are:
-;cut1 :2 Mev energy cuts
+*'''cut1:''' 2 Mev energy cuts
-;cut2 :2 Mev energy cuts. Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})<0.42|</math>. That is detectors located in the plane perpendicular to the beam
+*'''cut2:''' 2 Mev energy cuts. Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})<0.42|</math>. That is detectors located in the plane perpendicular to the beam
-;cut3 :2 Mev energy cuts. Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})>0.9|</math>. That is detectors located in the plane parallel to the beam
+*'''cut3:''' 2 Mev energy cuts. Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})>0.9|</math>. That is detectors located in the plane parallel to the beam
-*cnts_nn_180: counts with angle between two neutrons are:   <math>cos(\Theta_{nn})<-0.9</math>. Anti-parallel neutrons.
+*'''cnts_nn_180:''' counts with angle between two neutrons are:   <math>cos(\Theta_{nn})<-0.9</math>. Anti-parallel neutrons.
-*cnts_nn_0: counts with angle between two neutrons are:     <math>cos(\Theta_{nn})>0.9</math>. Parallel neutrons.
+*'''cnts_nn_0:''' counts with angle between two neutrons are:     <math>cos(\Theta_{nn})>0.9</math>. Parallel neutrons.

@@ Line 28: / Line 28: @@
 In the table above are:
-*cut1: 2 Mev energy cuts
+;cut1 :2 Mev energy cuts
-*cut2: 2 Mev energy cuts. Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})<0.42|</math>. That is detectors located in the plane perpendicular to the beam
+;cut2 :2 Mev energy cuts. Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})<0.42|</math>. That is detectors located in the plane perpendicular to the beam
-*cut3: 2 Mev energy cuts. Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})>0.9|</math>. That is detectors located in the plane parallel to the beam
+;cut3 :2 Mev energy cuts. Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})>0.9|</math>. That is detectors located in the plane parallel to the beam

@@ Line 39: / Line 39: @@
 As we can see:
-*The best case is, of cause, <math>4\pi</math> geometry. Here:
+#The best case is, of cause, <math>4\pi</math> geometry. Here:
-**with no energy cuts. Total yield is  100 %. Asymmetry yield is about 13 %. Asymmetry of 2n correlations is about 9.
+#*with no energy cuts. Total yield is  100 %. Asymmetry yield is about 13 %. Asymmetry of 2n correlations is about 9.
-**2 MeV energy cuts. Total yield is  about 12 %. Asymmetry yield is about 2 %. Asymmetry of 2n correlations is about 65.
+#*2 MeV energy cuts. Total yield is  about 12 %. Asymmetry yield is about 2 %. Asymmetry of 2n correlations is about 65.
-*The next good case is detectors located in the plane perpendicular to the beam.
+#The next good case is detectors located in the plane perpendicular to the beam.
-**Total yield is about 3 %. Asymmetry yield is about 0.9 %. Asymmetry of 2n correlations is about 82.
+#*Total yield is about 3 %. Asymmetry yield is about 0.9 %. Asymmetry of 2n correlations is about 82.
-*The worst case is detectors located in the plane parallel to the beam.
+#The worst case is detectors located in the plane parallel to the beam.
-**Total yield is about 0.08 %. Asymmetry yield is about 0.05 %. Asymmetry of 2n correlations is about 30.
+#*Total yield is about 0.08 %. Asymmetry yield is about 0.05 %. Asymmetry of 2n correlations is about 30.
 ===And let see how the 2n correlations looks like for different cuts===

← Older revision		Revision as of 18:04, 14 June 2011
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−	*2 Mev energy cuts. Plus angle cuts for each neutrons <math>\|cos(\Theta_{a,b})<0.42\|</math>. Total yield is about 3 %. Asymmetry yield is about 0.9 %. Asymmetry of 2n correlations is about 81.	+	*2 Mev energy cuts. Plus angle cuts for each neutrons <math>\|cos(\Theta_{a,b})<0.42\|</math>. Total yield is about 3 %. Asymmetry yield is about 0.9 %. Asymmetry of 2n correlations is about 82.

	[[File:Cos theta 2n cut2.png \| 700px]]		[[File:Cos theta 2n cut2.png \| 700px]]

@@ Line 39: / Line 39: @@
 As we can see:
-*The best case is of cause <math>4\pi</math> geometry. The 2n correlation yield is about 2.13 % with 2 MeV energy cuts .
+*The best case is of cause <math>4\pi</math> geometry. Here:
-*The next good case is detectors located in the plane perpendicular to the beam. The 2n correlation yield is about 0.92 % with 2 MeV energy cuts.
+**with no energy cuts. Total yield is  100 %. Asymmetry yield is about 13 %. Asymmetry of 2n correlations is about 9.
 *The worst case is detectors located in the plane parallel to the beam. The 2n correlation yield is about 0.05 % with 2 MeV energy cuts.
 ===And let see how the 2n correlations looks like for different cuts===
@@ Line 50: / Line 55: @@
-*2 MeV energy cuts. Total yield is  12 %. Asymmetry yield is about 2 %. Asymmetry of 2n correlations is about 65.
+*2 MeV energy cuts. Total yield is about 12 %. Asymmetry yield is about 2 %. Asymmetry of 2n correlations is about 65.
 [[File:Cos theta 2n cut1.png | 700px]]
-*2 Mev energy cuts.  Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})<0.42|</math>. Total yield is  3 %. Asymmetry yield is about 0.9 %. Asymmetry of 2n correlations is about 81.
+*2 Mev energy cuts.  Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})<0.42|</math>. Total yield is about 3 %. Asymmetry yield is about 0.9 %. Asymmetry of 2n correlations is about 81.
 [[File:Cos theta 2n cut2.png | 700px]]
-*2 MeV energy cuts.  Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})<0.9|</math>. Total yield is  0.08 %. Asymmetry yield is about 0.05 %. Asymmetry of 2n correlations is about 30.
+*2 MeV energy cuts.  Plus angle cuts for each neutrons <math>|cos(\Theta_{a,b})<0.9|</math>. Total yield is about 0.08 %. Asymmetry yield is about 0.05 %. Asymmetry of 2n correlations is about 30.
 [[File:Cos theta 2n cut3.png | 700px]]

← Older revision		Revision as of 17:58, 14 June 2011
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−	*cnts_nn_180: counts with angle between two neutrons are: <math>cos(\Theta_{nn})<-0.9</math>. Anti-parallel neutrons	+	*cnts_nn_180: counts with angle between two neutrons are: <math>cos(\Theta_{nn})<-0.9</math>. Anti-parallel neutrons.
	*cnts_nn_0: counts with angle between two neutrons are: <math>cos(\Theta_{nn})>0.9</math>. Parallel neutrons.		*cnts_nn_0: counts with angle between two neutrons are: <math>cos(\Theta_{nn})>0.9</math>. Parallel neutrons.