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

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   1.4 < Q^2 < 1.8  1.13< W <1.17
 
   1.4 < Q^2 < 1.8  1.13< W <1.17
  
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cos(theta_pi) phi(pi+) dsigma/dOmega Data errors Systematic errors
 
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dimensionless degree mcbn/sterad mcbn/sterad mcbn/sterad
 
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0.3 7.5 0.23121 0.03482 0.0881
 
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0.3 22.5 0.26869 0.06138 0.10488
 
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−
0.3 127.5 0.8338 0.0946 0.00803
 
−
 
−
0.3 142.5 0.75189 0.07331 0.01173
 
−
 
−
0.3 157.5 0.51962 0.06065 0.01193
 
−
 
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0.3 172.5 0.51907 0.05707 0.00719
 
−
 
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0.3 187.5 0.52325 0.0595 0.01046
 
−
 
−
0.3 202.5 0.62424 0.06558 0.03508
 
−
 
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0.3 217.5 0.7166 0.07414 0.01469
 
−
 
−
0.3 232.5 0.88201 0.08297 0.00386
 
−
 
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0.3 247.5 0.93528 0.10613 0.02175
 
−
 
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0.3 337.5 0.25797 0.05635 0.13169
 
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0.3 352.5 0.14197 0.02875 0.0614
 
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0.5 7.5 0.179 0.02725 0.00658
 
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0.5 22.5 0.30852 0.04432 0.03407
 
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0.5 37.5 0.5206 0.07215 0.01749
 
−
 
−
0.5 97.5 1.12986 0.08825 0.01938
 
−
 
−
0.5 112.5 1.09252 0.10256 0.06597
 
−
 
−
0.5 127.5 0.9763 0.08506 0.01533
 
−
 
−
0.5 142.5 0.79077 0.07363 0.00473
 
−
 
−
0.5 157.5 0.59172 0.06821 0.00877
 
−
 
−
0.5 172.5 0.58077 0.06074 0.00335
 
−
 
−
0.5 187.5 0.50715 0.06304 0.00339
 
−
 
−
0.5 202.5 0.70732 0.07237 0.00357
 
−
 
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0.5 217.5 0.88784 0.06989 0.00937
 
−
 
−
0.5 232.5 0.94631 0.08343 0.01849
 
−
 
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0.5 247.5 1.00856 0.10138 0.0134
 
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−
0.5 262.5 1.10049 0.10723 0.02199
 
−
 
−
0.5 292.5 1.03853 0.12326 0.02233
 
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−
0.5 307.5 0.79737 0.09255 0.02999
 
−
 
−
0.5 322.5 0.47804 0.05456 0.06938
 
−
 
−
0.5 337.5 0.22268 0.0358 0.01679
 
−
 
−
0.5 352.5 0.1918 0.02612 0.00524
 
−
 
−
0.7 7.5 0.30337 0.0306 0.00398
 
−
 
−
0.7 22.5 0.30258 0.03349 0.00667
 
−
 
−
0.7 37.5 0.46911 0.04764 0.01997
 
−
 
−
0.7 52.5 0.57902 0.063 0.00552
 
−
 
−
0.7 67.5 0.97887 0.08763 0.00523
 
−
 
−
0.7 82.5 1.03443 0.08417 0.03062
 
−
 
−
0.7 97.5 1.17882 0.09053 0.00646
 
−
 
−
0.7 112.5 0.77904 0.07607 0.00368
 
−
 
−
0.7 127.5 0.82434 0.07262 0.00653
 
−
 
−
0.7 142.5 0.59427 0.06226 0.03665
 
−
 
−
0.7 157.5 0.74611 0.06865 0.02487
 
−
 
−
0.7 172.5 0.66586 0.07026 0.0199
 
−
 
−
0.7 187.5 0.69131 0.066 0.02584
 
−
 
−
0.7 202.5 0.68681 0.06741 0.04256
 
−
 
−
0.7 217.5 0.86021 0.07673 0.00771
 
−
 
−
0.7 232.5 0.71823 0.06485 0.00523
 
−
 
−
0.7 247.5 1.01875 0.07804 0.01166
 
−
 
−
0.7 262.5 0.96511 0.08223 0.01259
 
−
 
−
0.7 277.5 0.88611 0.07973 0.00523
 
−
 
−
0.7 292.5 0.78151 0.0745 0.02159
 
−
 
−
0.7 307.5 0.567 0.05758 0.0221
 
−
 
−
0.7 322.5 0.54127 0.0554 0.01185
 
−
 
−
0.7 337.5 0.29805 0.03881 0.00821
 
−
 
−
0.7 352.5 0.31606 0.03496 0.02255
 
−
 
−
0.9 7.5 0.46812 0.04844 0.00794
 
−
 
−
0.9 22.5 0.43017 0.04467 0.0078
 
−
 
−
0.9 37.5 0.52086 0.05095 0.00808
 
−
 
−
0.9 52.5 0.46469 0.04821 0.00821
 
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−
0.9 67.5 0.72754 0.06163 0.00574
 
−
 
−
0.9 82.5 0.74611 0.0728 0.00751
 
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−
0.9 97.5 0.83247 0.06562 0.01103
 
−
 
−
0.9 112.5 0.66814 0.06182 0.00379
 
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−
0.9 127.5 0.86453 0.06943 0.00463
 
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−
0.9 142.5 0.62351 0.06141 0.00539
 
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−
0.9 157.5 0.67536 0.06566 0.01181
 
−
 
−
0.9 172.5 0.7917 0.07021 0.00883
 
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0.9 187.5 0.67283 0.06538 0.00671
 
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−
0.9 202.5 0.69394 0.06482 0.01046
 
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0.9 217.5 0.93148 0.07572 0.01137
 
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−
0.9 232.5 0.85828 0.07093 0.011
 
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0.9 247.5 0.92765 0.07794 0.00996
 
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−
0.9 262.5 0.82349 0.07194 0.00628
 
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0.9 277.5 0.78016 0.06459 0.01851
 
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0.9 292.5 0.70836 0.06817 0.01541
 
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0.9 307.5 0.60915 0.05905 0.01231
 
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0.9 322.5 0.49794 0.04657 0.00566
 
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0.9 337.5 0.4766 0.05517 0.00839
 
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0.9 352.5 0.74038 0.0689 0.01111
 
  
  
 
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Revision as of 01:21, 8 July 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]

Phi lab [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


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

The phi angle after rotation and transformation to the CM frame

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


Correlation plots with[math]cos\theta_{pion}^{CM} , W[/math] , and [math] Q^2[/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


Same table as above but with the cuts 1.0 < W < 1.25 GeV , 20 MeV bins in W and 15 degree bins in [math]\phi[/math]

[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



Insert the same table as above but with the cuts 1.15 < W < 1.25 GeV and -0.1 < [math]cos\theta_{pion}^{CM}[/math] < 0, 20 MeV bins in W and 15 degree bins in [math]\phi[/math]
[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 Wlt1.2 ct-0.1.gif Missing mass vs phi angle cm frame Wlt1.2 ct-0.1.gif Q sqrd vs phi angle cm frame Wlt1.2 ct-0.1.gif


Insert the same table as above but with the cuts  W < 1.25 GeV and -0.1 < [math]cos\theta_{pion}^{CM}[/math] < 0, 20 MeV bins in W and 15 degree bins in [math]\phi[/math]
[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 Wlt1.25 ct-0.1.gif Missing mass vs phi angle cm frame Wlt1.25 ct-0.1.gif Q sqrd vs phi angle cm frame Wlt1.25 ct-0.1.gif



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

[2]

Missing mass events 198333 neutron is required.gifM x neutron is required.gifM x neutron is required zoomed in.gif
Missing mass vs Q^2 neutron required.gifMissing mass vs Q^2 neutron required zoomed in.gif

Missing mass vs phi angle in cm frame neutron required.gifQ^2 vs phi angle in cm frame neutron required.gif

Cos theta cm pion vs phi angle in cm frame neutron required.gif

Phi_angle_in_CM_Frame for different [math]cos\theta_{pion}^{CM}[/math] cuts

Used 1735 files. The following cuts are applied: [math]0.9\lt M_x\lt 1.1[/math], [math]1.1\lt W\lt 1.5[/math] and EC cuts.

Insert plot of M_x and W to show cuts

M x EC cuts 0-9 M x 1-1 1-1 W 1-5 1735 files.gifMissing Mass EC cuts 0-9 M x 1-1 1-1 W 1-5 1735 files.gif

Then insert phi -vs- theta

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

[math]0.8\lt cos\theta_{pion}^{CM}\lt 1[/math] [math]0.6\lt cos\theta_{pion}^{CM}\lt 0.8[/math] [math]0.4\lt cos\theta_{pion}^{CM}\lt 0.6[/math] [math]0.2\lt cos\theta_{pion}^{CM}\lt 0.4[/math] [math]0\lt cos\theta_{pion}^{CM}\lt 0.2[/math]
Phi angle in CM Frame cos theta 0-8 1.gif Phi angle in CM Frame cos theta 0-6 0-8.gif Phi angle in CM Frame cos theta 0-4 0-6.gif Phi angle in CM Frame cos theta 0-2 0-4.gif

Phi angle in CM Frame cos theta 0 0-2.gif



[math]-0.8\gt cos\theta_{pion}^{CM}\gt -1[/math] [math]-0.6\gt cos\theta_{pion}^{CM}\gt -0.8[/math] [math]-0.4\gt cos\theta_{pion}^{CM}\gt -0.6[/math] [math]-0.2\gt cos\theta_{pion}^{CM}\gt -0.4[/math] [math]0\gt cos\theta_{pion}^{CM}\gt -0.2[/math]
Phi angle in CM Frame cos theta -0-8 -1.gif Phi angle in CM Frame cos theta -0-6 -0-8.gif Phi angle in CM Frame cos theta -0-4 -0-6.gif Phi angle in CM Frame cos theta -0-2 -0-4.gif

Phi angle in CM Frame cos theta 0 -0-2.gif



1111.gif

 1.4 < Q^2 < 1.8   1.13< W <1.17


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