Proton Calorimetry/Meetings/2019/10/04

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Minutes for UCL Proton Calorimetry Meetings, 4th October 2019 (D17, Physics & Astronomy, UCL)

Present

Simon Jolly, Laurent Kelleter, Raffaella Radogna, Saad Shaikh

Current Status

  • RR presented current status.
  • Various photodiodes already purchased; DDC1128 EVM's purchased.
    • Simple light injection setup with 270nm LED.
    • EVM connected to photodiodes through removal of resistors on daughter board.

QuARC Task List

  1. Scintillator manufacture
  1. Photodiode coupling
    1. PD to single layer
    2. SMA connectors and plug for PD pins
    3. LED with optical fibres to inject light
    4. signal from the scope (4 channels)
    5. LED standalone to move the light on the stack
    6. “permanent" PD coupling to scintillators
  1. Front end (photodiode) electronics
    1. replacement for AIB
    2. speak to Bernard Bristol
    3. contact TI and to check if we can use AIB for our purposes (dedline Dec.)
    4. ask TI if we can use our customised AIB with the EVM
    5. speak to electrical eng. for circuit board DDC232 (about 10cm stacks considering 3mm layers)
  1. Back end (FPGA/comms) electronics
  2. Data analysis
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