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Upgrades to PHENIX: SVTX & SI Endcaps

This article discusses the upgrades to the PHENIX detector, focusing on the SVTX and SI endcaps. It covers the HYTEC concepts, utility routing, and fiber optic readout. Cable interference and the need to move the transition are also addressed.

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Upgrades to PHENIX: SVTX & SI Endcaps

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  1. BNL 6/3/2005 PHENIX UPGRADES: SVTX + SI ENDCAPS Walter Sondheim, Jan Boissevain, Dave Lee

  2. NCC

  3. Central Magnet sans HBD

  4. 39 cm 33 cm 45 cm

  5. HYTEC Barrel Concept

  6. HYTEC Complete Concept

  7. HYTEC Structural Concept

  8. Utility Routing Concept 39 cm 33 cm

  9. Barrel Readout Pixel – both ends Strips – layer 3 south layer 4 north Endcap Fiber Optic Readout Molex Quad 24 fibers

  10. Transition pixel bus board in endcap acceptance

  11. Pixel Layer Cable Interference Need to move transition out 5-10 cm 3 x 3 cm**2 Current Al cable = 20 cm

  12. 33 cm radius 45 cm radius, z =39 cm 23 cm radius

  13. Barrel Readout Only

  14. Barrel with Endcap added

  15. Endcap with Readout Board(green) and fiber optic connector(orange) 12 fibers per connector

  16. Readout board,kapton or FR4 Fiber optic connectors 12 fibers x 2

  17. Strip Ladder Readout Cable Layer 4

  18. Copper Pixel Ladder Readout Cable Aluminum Al-Cu transition

  19. Layer 1 pixel ladder and 20 cm bus

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