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group_secar2.0 [2018/09/11 15:42]
plastun
group_secar2.0 [2018/09/11 15:53]
wagner
Line 35: Line 35:
 {{ :emittance.png?400 |}} {{ :emittance.png?400 |}}
  
-Q7 strenght variation:\\+**Q7 strenght variation:**\\
 |B [T] |Xmax[m] |ap [m] |Brho [Tm] |L [m] |K| |B [T] |Xmax[m] |ap [m] |Brho [Tm] |L [m] |K|
 |0.02 |2.91E-03 |0.13 |0.8 |0.34 |0.065384615| |0.02 |2.91E-03 |0.13 |0.8 |0.34 |0.065384615|
Line 47: Line 47:
 |-0.06 |2.26E-03 |0.13 |0.8 |0.34 |-0.196153846|\\ |-0.06 |2.26E-03 |0.13 |0.8 |0.34 |-0.196153846|\\
  
 +Brho the magnetic rigidity was extracted from COSY by comand CONS(CHIM)
 **Fit of the data to parabola** **Fit of the data to parabola**
 {{ :plot.png?400 |}} {{ :plot.png?400 |}}
Line 53: Line 54:
 b = 0.0834414129893 \\ b = 0.0834414129893 \\
 c = 3.506973286e-07\\ c = 3.506973286e-07\\
-Double check for beam size calculation in Q7: X_calculated = 3.13, X_cosy_read_out = 3.16 at the Q7 exit.\\+Double check for beam size calculation in Q7: X_calculated = 3.13mm, X_cosy_read_out = 3.16mm at the Q7 exit.\\
 Emittance = 3.045387898578198e-07  π m rad= 0.3 π mm mrad\\ Emittance = 3.045387898578198e-07  π m rad= 0.3 π mm mrad\\
 start beam emittance= XX * AX= 0.2 π mm mrad so the emittance grows from the start to the focal point\\ start beam emittance= XX * AX= 0.2 π mm mrad so the emittance grows from the start to the focal point\\
/srv/thewikis/JIOSS/data/pages/group_secar2.0.txt · Last modified: 2018/09/13 16:49 by plastun