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Per-pixel gains from flat field measurement
| Date | Detector | Metrology | Gain mode | Photon sourcePhoton energy (keV) | Occupancy (photons/pixel) | Per-pixel histogram fit HDF5 | Deployed gain file | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016-02-16 | DsaCsPad | high | Iron K-alpha (6.4keV) | 7.2 | 0.015 | /reg/g/psdm/detector/alignment/cspad/ calib-cxi-camera2-2016-02-05/calib/ CsPad::CalibV1/CxiDs2.0:Cspad.0/pixel_gain/ run16_DsaCsPad_flat_orig.h5 | cxi01516-r0016-2016-02-18-FeKalpha.data | ||||||||
| 2016-04-13 | DsaCsPad | high | Cu K-alpha (8.0keV) | 0.043 | /reg/g/psdm/detector/alignment/cspad/ calib-cxi-camera2-2016-02-05/calib/ CsPad::CalibV1/CxiDs2.0:Cspad.0/pixel_gain/ run6_DsaCsPad_flatIso.h5 | run6_DsaCsPad_flatIso.data |
Note: CsPad has high and log gain modes. A factor of 7 is used to recalibrate the high gain to low gain, e.g. 28 ADU at high gain results in 4 ADU at low gain.
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