Difference between revisions of "Collimation geometry for different beam energies"

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=Some more pictures=
+
=25 MeV geometry=
  
==how it looks (<math> \Theta_c/2</math>, pipe 3")==
+
==<math> \Theta_c/4</math>, pipe 3"==
 
 
[[File:vacuum_pipe_collimator_0.335_2.png]]<br>
 
 
 
==how it looks 1 (<math> \Theta_c/4</math>, pipe 3")==
 
 
 
[[File:vacuum_pipe_collimator_0.168_2.png]]<br>
 
 
 
==how it looks 2 (<math> \Theta_c/4</math>, pipe 3")==
 
  
 
[[File:vacuum_pipe_collimator_168_1.png]]<br>
 
[[File:vacuum_pipe_collimator_168_1.png]]<br>
  
==how it looks 4 (<math> \Theta_c/2</math>, pipe (2 1/2)" and then pipe 4")==
+
==<math> \Theta_c/2</math>, box 3"x4" and then pipe 4"==
 
 
need to adjust to converter position
 
 
 
[[File:vacuum_pipe_collimator_335_4.png]]<br>
 
 
 
 
 
==how it looks 5 (<math> \Theta_c/2</math>, box 3"x4" and then pipe 4")==
 
  
 
need to adjust to converter position
 
need to adjust to converter position

Revision as of 01:51, 21 June 2010

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90[math]^o[/math] exit port measurements

Exit port1.png

Critical and Kicker angles

Beam up down.png

[math]\Theta_C = \frac{m_ec^2}{E}[/math]
[math]\Theta_K = tan^{-1}\left(\frac{x_1}{286}\right)
                = tan^{-1}\left(\frac{1}{\sqrt{2}}\ \frac{\Delta_1}{286}\right)
                = tan^{-1}\left(\frac{1}{\sqrt{2}}\ tan(\Theta_C)\right)[/math]

Geometry calculation

Minimum energy condition.png


beam energy [math]\Theta_C / m[/math] [math]\Theta_C[/math] [math]\Theta_K[/math] [math]\alpha[/math] [math]AC[/math] [math]A_1C_1[/math] [math]BD[/math] [math]B_1D_1[/math] [math]A_1D_1[/math] [math]FA[/math] [math]GH[/math]
25 MeV [math]\Theta_C / 2[/math] [math]1.17^o[/math] [math]0.83^o[/math] [math]2.03^o[/math] 4.13 cm 6.78 cm 2.92 cm 4.79 cm 9.18 cm > 8.73 cm 75 cm 7.49 cm > 5.08 cm
25 MeV [math]\Theta_C / 3[/math] [math]1.17^o[/math] [math]0.83^o[/math] [math]1.63^o[/math] 4.13 cm 6.78 cm 1.95 cm 3.20 cm 8.37 cm < 8.73 cm 111 cm 4.99 cm < 5.08 cm
25 MeV [math]\Theta_C / 4[/math] [math]1.17^o[/math] [math]0.83^o[/math] [math]1.43^o[/math] 4.13 cm 6.78 cm 1.46 cm 2.40 cm 7.98 cm < 8.73 cm 136 cm 3.74 cm < 5.08 cm
44 MeV [math]\Theta_C / 2[/math] [math]0.67^o[/math] [math]0.47^o[/math] [math]1.16^o[/math] 2.35 cm 3.85 cm 1.66 cm 2.72 cm 5.21 cm < 8.73 cm 75 cm 4.26 cm < 5.08 cm
44 MeV [math]\Theta_C / 3[/math] [math]0.67^o[/math] [math]0.47^o[/math] [math]0.93^o[/math] 2.35 cm 3.85 cm 1.11 cm 1.82 cm 4.76 cm < 8.73 cm 111 cm 2.84 cm < 5.08 cm
44 MeV [math]\Theta_C / 4[/math] [math]0.67^o[/math] [math]0.47^o[/math] [math]0.81^o[/math] 2.35 cm 3.85 cm 0.83 cm 1.36 cm 4.53 cm < 8.73 cm 136 cm 2.13 cm < 5.08 cm


25 MeV geometry

[math] \Theta_c/4[/math], pipe 3"

Vacuum pipe collimator 168 1.png

[math] \Theta_c/2[/math], box 3"x4" and then pipe 4"

need to adjust to converter position

Vacuum pipe collimator 335 5.png


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