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Testbeam 2010 with CAPTAN System

Testbeam 2010 with CAPTAN System. Jianchun Wang Syracuse University. Telescope Setup. Courtesy: Ryan Rivera. Telescope Configuration. Y. Z. X. Lab frame. XX. XX. YY. YY. Scint. DUT. 120 GeV proton beam. a : –22 . b : +22 . b : 0, –10 , –20 . b : –22 . a : +22 .

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Testbeam 2010 with CAPTAN System

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  1. Testbeam2010 with CAPTAN System Jianchun Wang Syracuse University

  2. Telescope Setup Courtesy:Ryan Rivera

  3. Telescope Configuration Y Z X Lab frame XX XX YY YY Scint DUT 120 GeV proton beam a: –22 b: +22 b: 0, –10, –20 b: –22 a: +22

  4. Pixel Planes Row/Y Looking from upstream Y X Viewing with sensor in front  Row / X 2 1 3 7 5 4 0 6 0 1 2 0 3 5 4 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  5. PSI46 Readout Chip 7900 mm 52 col 80 row 9800 mm last DAC black C0 C1 A0 A1 A2 signal Ultra-black • CMS PSI46 readout chip • Zero suppressed analog signals, serial readout. • Double column logic. • Use 6 levels of analog signals for addressing • 2 digs for double column: 0-25 (max 35). • 3 digs for row x 2 column: 0-159 (max 215).

  6. Sensor Geometry 300 mm 150 mm 150 mm 300 mm 200 mm 100 mm 100 mm 79 78 77 76 1 0 0 1 2 3 49 50 51 Size (row) = 100x79+200 = 8100 mm Size (col) = 150x50+300x2 = 8100 mm 2X3 Module

  7. Purdue 3D Sensors

  8. CAPTAN System PCB – Processing and Control Board It is designed to be flexible to include other readout electronics. DCB – Data Conversion Board PDB – Power Distribution Board

  9. Hit Data Format Before Reordering Bytes After Reordering Bytes

  10. Hit Maps Y/up Z/beam X Lab frame Diamond DUT at 20 Y in Plane Frame (mm) Plane frame Y beam Z X X in Plane Frame (mm)

  11. Cluster Size Too many single pixel clusters. The resolution can not be as good as what was claimed. Thresholds are not the same for different telescope planes. Threshold needs to be further reduced. Gain, threshold calibrations are not available yet. Diamond DUT Number of Pixels in a Cluster

  12. Charge Distribution Gain calibration need more work. Gain for diamond seems wrong. This just give you an idea on how they work. Diamond DUT Charge (Ke)

  13. DX Center aligned, no angle alignment yet X – X2 in Lab Frame (mm)

  14. DY Y – Y0 in Lab Frame (mm)

  15. Form Raw Tracks Number of Raw tracks Number of Hits Per Track • Track window is quite lose for two reasons: • Detectors are not aligned yet. • Want to include interaction tracks.

  16. Summary • Different radiation hard sensors are tested: sCVD diamond, MCZ, 3D. • We are more interested in the diamond detector. Properties extracted from this test beam will be important inputs to our upgrade simulation. • Get familiar with the CAPTAN system, get offline analysis package ready. We may have our own detector tested with the system in near future.

  17. PSI Signal and Addressing For each hit pixel, the readout chip produces a signal at six levels. The first five encode the pixel address. The 6th represents the analog signal from the pixel. The first two encode the double column address. The next three encode the pixel address in that double column. Analog signal from the pixel (data) Most significant bit for the double column address (C0) Least significant bit for the pixel address in the double column (A0) One pixel hit A1 Least significant bit for the double column address (C0) Most significant bit for pixel address in the double column (A2)

  18. CMS PLT Diamond Sensor • CMS PLD 500 um thick sCVD • Physical size 4.7 x 4.7

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