@@ -2745,7 +2745,7 @@ save_PD_CALIB_INCIDENT_INTENSITY
27452745 _definition.id PD_CALIB_INCIDENT_INTENSITY
27462746 _definition.scope Category
27472747 _definition.class Set
2748- _definition.update 2023 -06-10
2748+ _definition.update 2025 -06-19
27492749 _description.text
27502750;
27512751 This section defines the parameters used for the incident intensity
@@ -2764,6 +2764,58 @@ save_PD_CALIB_INCIDENT_INTENSITY
27642764 _name.object_id PD_CALIB_INCIDENT_INTENSITY
27652765 _category_key.name '_pd_calib_incident_intensity.instr_id'
27662766
2767+ loop_
2768+ _description_example.case
2769+ _description_example.detail
2770+ ;
2771+ _pd_calib_incident_intensity.instr_id a3643812
2772+ _pd_calib_incident_intensity.incident_counts 4231
2773+ _pd_calib_incident_intensity.special_details 'From beam monitor.'
2774+ ;
2775+ ;
2776+ The number of counts incident on the specimen in the instrument
2777+ identified as a3643812 is 4231, as measured by a beam monitor. The
2778+ uncertainty on the incident counts is given as the square root of the
2779+ counts.
2780+ ;
2781+ ;
2782+ _pd_calib_incident_intensity.instr_id 9deaa4f1
2783+ _pd_calib_incident_intensity.incident_intensity 453.3
2784+ _pd_calib_incident_intensity.incident_intensity_su 1.6
2785+ _pd_calib_incident_intensity.diffractogram_id STANDARD_30ffb964
2786+ _pd_calib_incident_intensity.phase_id SRM1796_15341c3a
2787+ ;
2788+ ;
2789+ In the instrument identified as 9deaa4f1, the intensity incident on the
2790+ specimen is 453.3 ± 1.6. This was determined through an analysis of
2791+ the diffractogram, STANDARD_30ffb964, which contains the phase,
2792+ SRM1796_15341c3a.
2793+ ;
2794+ ;
2795+ _pd_instr.id a3643812
2796+ _pd_diffractogram.id WHITE_POWDER
2797+
2798+ loop_
2799+ _pd_data.point_id
2800+ _pd_meas.2theta_scan
2801+ _pd_meas.counts_total
2802+ _pd_proc.intensity_total
2803+ _pd_proc.intensity_total_su
2804+ 1 10.02 2774 0.6556 0.0160
2805+ 2 10.04 2923 0.6909 0.0166
2806+ 3 10.06 3096 0.7317 0.0173
2807+ 4 10.08 3159 0.7466 0.0176
2808+ # ...
2809+ ;
2810+ ;
2811+ The measured intensities for the diffractogram "WHITE_POWDER"
2812+ collected on the instrument "a3643812" have been processed to
2813+ give the normalised intensity at each point in the scan using
2814+ the incident intensity calibration linked to that instrument.
2815+ The SU values have also been calculated for the
2816+ _pd_proc.intensity_total values.
2817+ ;
2818+
27672819save_
27682820
27692821save_pd_calib_incident_intensity.diffractogram_id
@@ -12886,5 +12938,6 @@ save_
1288612938 clarify that identical values refer to the same data point in each
1288712939 disparate loop; they cannot be assigned values independently.
1288812940
12889- Added example to PD_CALC_OVERALL, PD_CHAR, _pd_diffractogram.id.
12941+ Added examples to PD_CALC_OVERALL, PD_CALIB_INCIDENT_INTENSITY, PD_CHAR,
12942+ _pd_diffractogram.id.
1289012943;
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