Difference between revisions of "Phi angle in CM frame for different runs"
Jump to navigation
Jump to search
Line 140: | Line 140: | ||
Insert plot of M_x and W to show cuts | Insert plot of M_x and W to show cuts | ||
+ | |||
+ | [[Image:M_x_EC_cuts_0-9_M_x_1-1_1-1_W_1-5_1735_files.gif|200px]][[Image:Missing_Mass_EC_cuts_0-9_M_x_1-1_1-1_W_1-5_1735_files.gif|200px]]<br> | ||
Then insert phi -vs- theta | Then insert phi -vs- theta | ||
+ | |||
+ | [[Image:cos_theta_of_pion_in_cm_vs_phi_angle_difference_in_cm_frame_EC_cuts_0-9_M_x_1-1_1-1_W_1-5_1735_files.gif|400px]]<br> | ||
{| border="1" |cellpadding="20" cellspacing="0 | {| border="1" |cellpadding="20" cellspacing="0 |
Revision as of 14:40, 7 July 2008
EC_total, vs , missing mass, vs
- Electron Momentum vs EC_total
- Missing Mass
- vs
Phi lab
The angle is (0, 360).
electron sector | after correction | ||
1 | ![]() |
![]() |
![]() |
2 | ![]() |
![]() |
![]() |
3 | ![]() |
![]() |
![]() |
4 | ![]() |
![]() |
![]() |
5 | ![]() |
![]() |
![]() |
6 | ![]() |
![]() |
![]() |
Phi CM
The phi angle after rotation and transformation to the CM frame
electron sector | ||
1 | ![]() |
![]() |
2 | ![]() |
![]() |
3 | ![]() |
![]() |
4 | ![]() |
![]() |
5 | ![]() |
![]() |
6 | ![]() |
![]() |
Correlation plots with , and
The angle is (0, 360).
vs | vs | vs |
![]() |
![]() |
![]() |
Same table as above but with the cut 1.0 < W < 1.5
vs | vs | vs |
![]() |
![]() |
![]() |
Same table as above but with the cuts 1.0 < W < 1.25 GeV , 20 MeV bins in W and 15 degree bins in
vs | vs | vs |
![]() |
![]() |
![]() |
Same table as above but with the cuts 1.0 < W < 1.5 GeV and -0.2 <
< 0vs | vs | vs |
![]() |
![]() |
![]() |
Insert the same table as above but with the cuts 1.15 < W < 1.25 GeV and -0.1 << 0, 20 MeV bins in W and 15 degree bins in
vs | vs | vs |
![]() |
![]() |
![]() |
Insert the same table as above but with the cuts W < 1.25 GeV and -0.1 << 0, 20 MeV bins in W and 15 degree bins in
vs | vs | vs |
![]() |
![]() |
![]() |
Phi_angle_in_CM_Frame for different cuts
Used 1735 files. The following cuts are applied:
Insert plot of M_x and W to show cuts
Then insert phi -vs- theta
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |