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 |