DIRC designs

Various designs of the DIRC based on barrel radius

ATHENA

  • barrel radius: 970 mm
  • number of bar boxes: 16
  • bar box width: 360
  • number of bars in bar box: 11
  • PMT layout: 6x4

ECCE

  • barrel radius: 740 mm
  • number of bar boxes: 12
  • bar box width: 360
  • number of bars in bar box: 11
  • PMT layout: 6x4

CORE

  • barrel radius: 500 mm
  • number of bar boxes: 12
  • bar box width: 240
  • number of bars in bar box: 7
  • PMT layout: 4x4

Comparison: