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Message ID: 10     Entry time: Fri Nov 11 10:27:59 2022
Author: Chris Griffin, Guy Leckenby 
Category: Detectors 
Subject: Current leakage currents 
Attached are photos of leakage currents for the current GAGG and BGO setups.
This setup uses the new flange (blue gas inlet), all pads are biased to +60V, the DSSD to +40V and the SiPD to +100V.
Dry nitrogen from and LN2 dewar was flowing over the detectors.

Attachment 1, GAGG housing. Contains:
   MSPad 17A       - 310 nA
   DSSD 161054     - 249 nA
   MSPad 17B       - 316 nA
   MSPad 17C       - 334 nA
   MSPad 16A       - 339 nA
   MSPad 16B       - 361 nA
   MSPad 16C       - 361 nA
   GAGG SiPD       - 293 nA

Attachment 2, BGO housing. Contains:
   Design-I 14     - 135 nA
   DSSD 121813     - 30 nA
   Design-I 13     - 583 nA
   MSPad 15B       - 78 nA
   Empty           - 
   Design-I 6      - 586 nA
   Design-I 8      - 518 nA
   BGO SiPD        - 162 nA
Attachment 1: Housing1-GAGG.jpg  2.726 MB  Uploaded Fri Nov 11 13:56:01 2022  | Show | Hide all | Show all
Attachment 2: Housing2-BGO.jpg  2.462 MB  Uploaded Fri Nov 11 13:56:22 2022  | Hide | Hide all | Show all
Housing2-BGO.jpg
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