Difference between revisions of "Start Counter Cheat Sheet"

From GlueXWiki
Jump to: navigation, search
Line 1: Line 1:
{|
+
{| border
 
|-
 
|-
 
|
 
|
[[File:SC 30 overview.png|thumb|3-D rendering]]
+
[[File:SC 30 overview.png|thumb|3-D rendering of scintillator bars]]
 
||
 
||
 
[[File:Start_counter.png|thumb|cross-section through barrel, 30-fold segmentation shown]]
 
[[File:Start_counter.png|thumb|cross-section through barrel, 30-fold segmentation shown]]
 
||
 
||
[[File:sc_drawing.pdf|thumb|from mechanical drawing package]]
+
[[Media:sc_drawing.pdf|PDF from mechanical drawing package]]
 
|}
 
|}
 
* outer diameter of scattering chamber: 3.72″
 
* outer diameter of scattering chamber: 3.72″

Revision as of 11:59, 6 December 2011

3-D rendering of scintillator bars
cross-section through barrel, 30-fold segmentation shown

PDF from mechanical drawing package

  • outer diameter of scattering chamber: 3.72″
    • radius = 4.7244 cm
  • inner diameter of CDC: 6.89″
    • radius = 8.7503 cm
  • scintillator thickness = 3 mm
  • for a nominal radius of 7.5 cm (roughly that in the Monte Carlo)
    • segmentation of 30
      • scintillator width = 15.7 mm
    • segmentation of 40
      • scintillator width = 11.8 mm