Looking at effects of Solenoid on Phi Shifts - Revision history

Vanwdani: Undo revision 105796 by Vanwdani (Talk)

2016-04-14T22:26:19Z

Undo revision 105796 by Vanwdani (Talk)

Vanwdani: /* Using Moller Data to alter energy range */

2016-04-14T22:18:15Z

Using Moller Data to alter energy range

Vanwdani: /* Using Moller Data to alter energy range */

2016-04-14T21:59:46Z

Using Moller Data to alter energy range

Vanwdani: /* Using Moller Data to alter energy range */

2016-04-14T21:48:58Z

Using Moller Data to alter energy range

Vanwdani: /* Using Moller Data to alter energy range */

2016-04-13T14:31:33Z

Using Moller Data to alter energy range

Vanwdani: /* Solenoid effect > 20MeV */

2016-04-13T04:07:39Z

Solenoid effect > 20MeV

Vanwdani: /* Using Moller Data to alter energy range */

2016-04-12T22:53:46Z

Using Moller Data to alter energy range

Vanwdani: /* Using Moller Data to alter energy range */

2016-04-12T22:47:02Z

Using Moller Data to alter energy range

Vanwdani: /* Using Moller Data to alter energy range */

2016-04-12T22:46:29Z

Using Moller Data to alter energy range

Vanwdani: /* Solenoid effect > 200 MeV */

2016-04-07T18:26:25Z

Solenoid effect > 200 MeV

← Older revision		Revision as of 22:26, 14 April 2016
Line 16:		Line 16:

	<center>[[File:Moller_Theta_E_lab.png]]</center>		<center>[[File:Moller_Theta_E_lab.png]]</center>
		+
		+
		+	Using the fact that the minimum momentum of MollerScattering_NH3_4e8incident.dat is about 2 MeV,
		+
		+	<pre>
		+	awk 'NR == 1 {line = $0; min = $15} NR >1 && $15 < min {line =$0; min =$15} END{print line}' MollerScattering_NH3_4e8incident.dat
		+
		+	11000 0 0 11000.5 0 0 0 10997.9 1.42548 -0.177032 10998.4 0 0 0 2.01929 -1.42548 0.177032 2.01939 0 0 0 </pre>
		+
		+	and the maximum of about 5500 MeV,
		+	<pre>
		+	awk 'NR == 1 {line = $0; max = $15} NR >1 && $15 > max {line =$0; max =$15} END{print line}' MollerScattering_NH3_4e8incident.dat
		+
		+	11000 0 0 11000.5 0 0 0 5500.31 28.1338 -44.9298 5500.56 0 0 0 5498.52 -28.1338 44.9298 5498.78 0 0 0</pre>
		+
		+	At this energy for the scattered electron:
		+
		+	Relativistically, the x and y components remain the same in the conversion from the Lab frame to the Center of Mass frame, since the direction of motion is only in the z direction.
		+
		+
		+
		+	{\| class="wikitable" align="center"
		+	\| style="background: gray" \| <math>p^*_{2(x)}\Leftrightarrow p_{2(x)}'</math>
		+	\|}
		+
		+
		+	{\| class="wikitable" align="center"
		+	\| style="background: gray" \| <math>p^*_{2(y)}\Leftrightarrow p_{2(y)}'</math>
		+	\|}
		+
		+
		+
		+	{\| class="wikitable" align="center"
		+	\| style="background: gray" \| <math>p^_{2(z)}=\sqrt {(p^_2)^2-(p^_{2(x)})^2-(p^_{2(y)})^2}</math>
		+	\|}
		+
		+
		+
		+
		+	<center>[[File:xz_lab.png \| 400 px]]</center>
		+	<center>'''Figure 2: Definition of Moller electron variables in the Lab Frame in the x-z plane.'''</center>
		+
		+
		+	<center><math>\theta '_2\equiv \arccos \left(\frac{p^'_{2(z)}}{p^'_{2}}\right) = \arccos \left(\frac{28.1338}{5500.8154}\right) \approx 1.5</math> degrees</center>
		+
		+	This is still within the 7 degrees of the detector "cone" with respect to the beam line.
		+
		+
		+	We can alter the lines
		+	<pre>
		+	Px=evt.FnlMom[0]/1000;
		+	Py=evt.FnlMom[1]/1000;
		+	Pz=evt.FnlMom[2]/1000;
		+	px=evt.MolMom[0]/1000;
		+	py=evt.MolMom[1]/1000;
		+	pz=evt.MolMom[2]/1000;
		+
		+	KE=evt.FnlKE/1000;
		+	ke=evt.MolKE/1000;
		+	</pre>
		+
		+	Dividing by 1 will give us a distribution of 2GeV-5500 GeV.
		+
		+	Divinding by 10 will give us a distribution of 0.2GeV-550 GeV
		+
		+	Dividing by 100 will give us a distribution of 0.02GeV-55 GeV

	=[[Solenoid_effect_in_ 2_GeV_and_up_range\|Solenoid effect > 2GeV]]=		=[[Solenoid_effect_in_ 2_GeV_and_up_range\|Solenoid effect > 2GeV]]=

← Older revision		Revision as of 22:18, 14 April 2016
Line 16:		Line 16:

	<center>[[File:Moller_Theta_E_lab.png]]</center>		<center>[[File:Moller_Theta_E_lab.png]]</center>
−
−
−	~~Using the fact that the minimum momentum of MollerScattering_NH3_4e8incident.dat is about 2 MeV,~~
−
−	~~<pre>~~
−	~~awk 'NR == 1 {line = $0; min = $15} NR >1 && $15 < min {line =$0; min =$15} END{print line}' MollerScattering_NH3_4e8incident.dat~~
−
−	11000 0 0 11000.5 0 0 0 10997.9 1.42548 -0.177032 10998.4 0 0 0 2.01929 -1.42548 0.177032 2.01939 0 0 0 </pre>
−
−	~~and the maximum of about 5500 MeV,~~
−	~~<pre>~~
−	~~awk 'NR == 1 {line = $0; max = $15} NR >1 && $15 > max {line =$0; max =$15} END{print line}' MollerScattering_NH3_4e8incident.dat~~
−
−	11000 0 0 11000.5 0 0 0 5500.31 28.1338 -44.9298 5500.56 0 0 0 5498.52 -28.1338 44.9298 5498.78 0 0 0</pre>
−
−	~~At this energy for the scattered electron:~~
−
−	~~Relativistically, the x and y components remain the same in the conversion from the Lab frame to the Center of Mass frame, since the direction of motion is only in the z direction.~~
−
−
−
−	~~{\| class="wikitable" align="center"~~
−	~~\| style="background: gray" \| <math>p^*_{2(x)}\Leftrightarrow p_{2(x)}'</math>~~
−	\|}
−
−
−	~~{\| class="wikitable" align="center"~~
−	~~\| style="background: gray" \| <math>p^*_{2(y)}\Leftrightarrow p_{2(y)}'</math>~~
−	\|}
−
−
−
−	~~{\| class="wikitable" align="center"~~
−	~~\| style="background: gray" \| <math>p^_{2(z)}=\sqrt {(p^_2)^2-(p^_{2(x)})^2-(p^_{2(y)})^2}</math>~~
−	\|}
−
−
−
−
−	~~<center>[[File:xz_lab.png \| 400 px]]</center>~~
−	~~<center>'''Figure 2: Definition of Moller electron variables in the Lab Frame in the x-z plane.'''</center>~~
−
−
−	~~<center><math>\theta '_2\equiv \arccos \left(\frac{p^'_{2(z)}}{p^'_{2}}\right) = \arccos \left(\frac{28.1338}{5500.8154}\right) \approx 1.5</math> degrees</center>~~
−
−	~~This is still within the 7 degrees of the detector "cone" with respect to the beam line.~~
−
−
−	~~We can alter the lines~~
−	~~<pre>~~
−	~~Px=evt.FnlMom[0]/1000;~~
−	~~Py=evt.FnlMom[1]/1000;~~
−	~~Pz=evt.FnlMom[2]/1000;~~
−	~~px=evt.MolMom[0]/1000;~~
−	~~py=evt.MolMom[1]/1000;~~
−	~~pz=evt.MolMom[2]/1000;~~
−
−	~~KE=evt.FnlKE/1000;~~
−	~~ke=evt.MolKE/1000;~~
−	~~</pre>~~
−
−	~~Dividing by 1 will give us a distribution of 2GeV-5500 GeV.~~
−
−	~~Divinding by 10 will give us a distribution of 0.2GeV-550 GeV~~
−
−	~~Dividing by 100 will give us a distribution of 0.02GeV-55 GeV~~

	=[[Solenoid_effect_in_ 2_GeV_and_up_range\|Solenoid effect > 2GeV]]=		=[[Solenoid_effect_in_ 2_GeV_and_up_range\|Solenoid effect > 2GeV]]=

@@ Line 8: / Line 8: @@
-Plotting Scattering angle Theta vs. Total Energy for the Moller and scattered electron in both the Lab frame and the CM frame.
+Plotting Scattering angle Theta vs. Total Energy for the Moller and scattered electron in the Lab frame.
-<center>[[File:Theta_Energy_Lab.png]][[File:Theta_Energy_CM.png]]</center>
+<center>[[File:Theta_Energy_Lab.png]]</center>
-<center>[[File:Theta_Energy_Lab_boosted.png]]</center>
+For the scattered electrons at theta of 90 degrees, these particles will not enter the detector and as a result are of no concern.  Zooming in on the Moller electron in the scattering angle theta vs. energy:
 Using the fact that the minimum momentum of MollerScattering_NH3_4e8incident.dat is about 2 MeV,

@@ Line 1: / Line 1: @@
 =[[Using Moller Data to alter energy range]]=
-Using the Moller event file MollerScattering_NH3_4e8incident.dat, we can use the fact that GEMC will only create a particle based on the Moller electron.  While the data for the scattered electron is passed within a LUND file, kinematically this electron doesn't leave the beam area, and thus never enters the detectors to be recreated.  Since the solenoid's purpose is draw electrons trajectories closer the the beam line any electron close the the beam line will be drawn even closer, ensuring that it is never recreated in a GEMC simulation.
+Using the Moller event file MollerScattering_NH3_4e8incident.dat, we can use the fact that GEMC will only recreate a particle based on the Moller electron.  While the data for the scattered electron is passed within a LUND file, kinematically this electron doesn't leave the beam line, and thus never enters the detectors to be recreated.  Since the solenoid's purpose is draw electrons trajectories closer the the beam line any electron close the the beam line will be drawn even closer, ensuring that it is never recreated in a GEMC simulation.
 We can alter the energy conversion from MollerScattering_NH3_4e8incident.dat to investigate the energy-phi shift relationship
@@ Line 8: / Line 8: @@
-Plotting Scattering angle Theta vs. Total Energy for the Moller electron in both the Lab frame and the CM frame.
+Plotting Scattering angle Theta vs. Total Energy for the Moller and scattered electron in both the Lab frame and the CM frame.
 <center>[[File:Theta_Energy_Lab.png]][[File:Theta_Energy_CM.png]]</center>
@@ Line 16: / Line 16: @@
 <center>[[File:Theta_Energy_Lab_boosted.png]]</center>
-For Moller electrons at theta of 90 degrees, these particles will not enter the detector and as a result are of no concern.
+For the scattered electrons at theta of 90 degrees, these particles will not enter the detector and as a result are of no concern.
 Using the fact that the minimum momentum of MollerScattering_NH3_4e8incident.dat is about 2 MeV,

← Older revision		Revision as of 14:31, 13 April 2016
Line 11:		Line 11:

	<center>[[File:Theta_Energy_Lab.png]][[File:Theta_Energy_CM.png]]</center>		<center>[[File:Theta_Energy_Lab.png]][[File:Theta_Energy_CM.png]]</center>
		+
		+	While this method can quickly create a Moller scattering set of data, this would not be for an incoming electron of 11GeV.
		+
		+	<center>[[File:Theta_Energy_Lab_boosted.png]]</center>

	For Moller electrons at theta of 90 degrees, these particles will not enter the detector and as a result are of no concern.		For Moller electrons at theta of 90 degrees, these particles will not enter the detector and as a result are of no concern.

← Older revision		Revision as of 04:07, 13 April 2016
Line 176:		Line 176:
	=[[Solenoid effect 20 MeV and up\|Solenoid effect > 20MeV]]=		=[[Solenoid effect 20 MeV and up\|Solenoid effect > 20MeV]]=

−		+	No Phi shifts for Energies in this range where found in the simulation.

← Older revision		Revision as of 22:53, 12 April 2016
Line 11:		Line 11:

	<center>[[File:Theta_Energy_Lab.png]][[File:Theta_Energy_CM.png]]</center>		<center>[[File:Theta_Energy_Lab.png]][[File:Theta_Energy_CM.png]]</center>
		+
		+	For Moller electrons at theta of 90 degrees, these particles will not enter the detector and as a result are of no concern.

	Using the fact that the minimum momentum of MollerScattering_NH3_4e8incident.dat is about 2 MeV,		Using the fact that the minimum momentum of MollerScattering_NH3_4e8incident.dat is about 2 MeV,

← Older revision		Revision as of 22:46, 12 April 2016
Line 6:		Line 6:

	<center>[[File:FinalTheta.jpg]]</center>		<center>[[File:FinalTheta.jpg]]</center>
		+
		+
		+	Plotting Scattering angle Theta vs. Total Energy for the Moller electron in both the Lab frame and the CM frame.
		+
		+	<center>[[File:Theta_Energy_Lab.png]][[File:Example.jpg]]</center>

	Using the fact that the minimum momentum of MollerScattering_NH3_4e8incident.dat is about 2 MeV,		Using the fact that the minimum momentum of MollerScattering_NH3_4e8incident.dat is about 2 MeV,

@@ Line 165: / Line 165: @@
 Xmgrace can be used to plot this:
-<center>[[File:GeV.png]]</center>
+<center>[[File:MeV.png]]</center>
 =[[Solenoid effect  20 MeV and up|Solenoid effect > 20MeV]]=