Difference between revisions of "Phi angle in CM frame for different runs"

From New IAC Wiki
Jump to navigation Jump to search
Line 51: Line 51:
  
  
−
Insert the same table as above but with the cut  1.0 < W < 1.5
+
Same table as above but with the cut  1.0 < W < 1.5
  
 
{| border="1"  |cellpadding="20" cellspacing="0  
 
{| border="1"  |cellpadding="20" cellspacing="0  
Line 68: Line 68:
 
|[[Image:pion_cos_theta_in_cm_frame_vs_phi_angle_difference_in_cm_frame_Wlt1.3.gif|300px]] || [[Image:missing_mass_vs_phi_angle_cm_frame_Wlt1.3.gif|300px]] || [[Image:Q_sqrd_vs_phi_angle_cm_frame_Wlt1.3.gif|300px]]
 
|[[Image:pion_cos_theta_in_cm_frame_vs_phi_angle_difference_in_cm_frame_Wlt1.3.gif|300px]] || [[Image:missing_mass_vs_phi_angle_cm_frame_Wlt1.3.gif|300px]] || [[Image:Q_sqrd_vs_phi_angle_cm_frame_Wlt1.3.gif|300px]]
 
|}<br>
 
|}<br>
−
Insert the same table as above but with the cuts 1.0 < W < 1.5 GeV and -0.2 < <math>cos\theta_{pion}^{CM}</math> < 0
+
 
 +
Same table as above but with the cuts 1.0 < W < 1.5 GeV and -0.2 < <math>cos\theta_{pion}^{CM}</math> < 0
  
 
{| border="1"  |cellpadding="20" cellspacing="0  
 
{| border="1"  |cellpadding="20" cellspacing="0  
Line 78: Line 79:
  
  
−
Dr. Forest, I have applied the cut only on <math>cos\theta_{pion}^{CM}</math>: 0.4 < <math>cos\theta_{pion}^{CM}</math> < 0.6.(I know it does not look as good as it should be.)<br>
+
I have applied the cut only on <math>cos\theta_{pion}^{CM}</math>: 0.4 < <math>cos\theta_{pion}^{CM}</math> < 0.6.(I know it does not look as good as it should be.)<br>
  
 
  [[Image:phi_angle_diff_in_cm_frame_cut_on_costheta_0_4-0_6.gif|500px]]
 
  [[Image:phi_angle_diff_in_cm_frame_cut_on_costheta_0_4-0_6.gif|500px]]

Revision as of 10:03, 25 June 2008

EC_total, [math]cos\theta_{pion}^{CM}[/math] vs [math]\phi_{diff}^{CM}[/math], missing mass, [math]\theta_{e}[/math] vs [math]\phi_{e}[/math]

Electron Momentum vs EC_total

Electron momentum vs EC total without cuts.gif Electron momentum vs EC total with cuts.gif

Missing Mass

Missing mass vs Q sqrd.gif Missing mass no cuts.gif

[math]\theta_{e}^{LAB}[/math] vs [math]\phi_{e}^{LAB}[/math]

Electron theta vs electron phi angle in lab frame using trl variables with cuts.gif


[1]

[math]\varphi^{LAB}[/math]

The angle is (0, 360).


electron sector [math]\varphi_{e}^{LAB}[/math] [math]\varphi_{pion}^{LAB}[/math] [math]\varphi_{e}^{LAB} - \varphi_{pion}^{LAB}[/math] after correction
1 Electron phi angle for sector 1 in LAB frame 27 files.gif Pion phi angle for sector 1 in LAB frame 27 files.gif Phi angle difference for sector 1 in LAB frame 27 files after cor.gif
2 Electron phi angle for sector 2 in LAB frame 27 files.gif Pion phi angle for sector 2 in LAB frame 27 files.gif Phi angle difference for sector 2 in LAB frame 27 files after cor.gif
3 Electron phi angle for sector 3 in LAB frame 27 files.gif Pion phi angle for sector 3 in LAB frame 27 files.gif Phi angle difference for sector 3 in LAB frame 27 files after cor.gif
4 Electron phi angle for sector 4 in LAB frame 27 files.gif Pion phi angle for sector 4 in LAB frame 27 files.gif Phi angle difference for sector 4 in LAB frame 27 files after cor.gif
5 Electron phi angle for sector 5 in LAB frame 27 files.gif Pion phi angle for sector 5 in LAB frame 27 files.gif Phi angle difference for sector 5 in LAB frame 27 files after cor.gif
6 Electron phi angle for sector 6 in LAB frame 27 files.gif Pion phi angle for sector 6 in LAB frame 27 files.gif Phi angle difference for sector 6 in LAB frame 27 files after cor.gif


[math]\varphi^{CM}[/math]

The angle is (0, 360).

[math]cos\theta_{pion}^{CM}[/math] vs [math]\phi_{diff}^{CM}[/math] [math]W[/math] vs [math]\phi_{diff}^{CM}[/math] [math]Q^2[/math] vs [math]\phi_{diff}^{CM}[/math]
Pion cos theta in cm frame vs phi angle difference in cm frame with cuts.gif Missing mass vs phi angle cm frame.gif Q sqrd vs phi angle cm frame.gif



Same table as above but with the cut 1.0 < W < 1.5

[math]cos\theta_{pion}^{CM}[/math] vs [math]\phi_{diff}^{CM}[/math] [math]W[/math] vs [math]\phi_{diff}^{CM}[/math] [math]Q^2[/math] vs [math]\phi_{diff}^{CM}[/math]
Pion cos theta in cm frame vs phi angle difference in cm frame Wlt1.5.gif Missing mass vs phi angle cm frame Wlt1.5.gif Q sqrd vs phi angle cm frame Wlt1.5.gif 


Insert the same table as above but with the cuts 1.0 < W < 1.3 GeV
[math]cos\theta_{pion}^{CM}[/math] vs [math]\phi_{diff}^{CM}[/math] [math]W[/math] vs [math]\phi_{diff}^{CM}[/math] [math]Q^2[/math] vs [math]\phi_{diff}^{CM}[/math]
Pion cos theta in cm frame vs phi angle difference in cm frame Wlt1.3.gif Missing mass vs phi angle cm frame Wlt1.3.gif Q sqrd vs phi angle cm frame Wlt1.3.gif


Same table as above but with the cuts 1.0 < W < 1.5 GeV and -0.2 < [math]cos\theta_{pion}^{CM}[/math] < 0

[math]cos\theta_{pion}^{CM}[/math] vs [math]\phi_{diff}^{CM}[/math] [math]W[/math] vs [math]\phi_{diff}^{CM}[/math] [math]Q^2[/math] vs [math]\phi_{diff}^{CM}[/math]
Pion cos theta in cm frame vs phi angle difference in cm frame Wlt1.5 ct-0.1.gif Missing mass vs phi angle cm frame Wlt1.5 ct-0.1.gif Q sqrd vs phi angle cm frame Wlt1.5 ct-0.1.gif



I have applied the cut only on [math]cos\theta_{pion}^{CM}[/math]: 0.4 < [math]cos\theta_{pion}^{CM}[/math] < 0.6.(I know it does not look as good as it should be.)

Phi angle diff in cm frame cut on costheta 0 4-0 6.gif


Pion phi angle for All sectors in CM frame 27095.gif

electron sector [math]\varphi_{e}^{CM}[/math] [math]\varphi_{pion}^{CM}[/math]
1 Electron phi angle for sector 1 in CM frame 27095.gif Pion phi angle for sector 1 in CM frame 27095.gif
2 Electron phi angle for sector 2 in CM frame 27095.gif Pion phi angle for sector 2 in CM frame 27095.gif
3 Electron phi angle for sector 3 in CM frame 27095.gif Pion phi angle for sector 3 in CM frame 27095.gif
4 Electron phi angle for sector 4 in CM frame 27095.gif Pion phi angle for sector 4 in CM frame 27095.gif
5 Electron phi angle for sector 5 in CM frame 27095.gif Pion phi angle for sector 5 in CM frame 27095.gif
6 Electron phi angle for sector 6 in CM frame 27095.gif Pion phi angle for sector 6 in CM frame 27095.gif




[Back to Analysis]

Retrieved from "https://wiki.iac.isu.edu/index.php?title=Phi_angle_in_CM_frame_for_different_runs&oldid=31510"