3.3.3.9. NXsnsevent¶
Status:
contributed definition, extends NXobject
Description:
This is a definition for event data from Spallation Neutron Source (SNS) at ORNL.
Symbols:
No symbol table
- Groups cited:
NXaperture, NXattenuator, NXcollection, NXcrystal, NXdata, NXdetector, NXdisk_chopper, NXentry, NXevent_data, NXgeometry, NXinstrument, NXlog, NXmoderator, NXmonitor, NXnote, NXorientation, NXpolarizer, NXpositioner, NXsample, NXshape, NXsource, NXtranslation, NXuser
Structure:
ENTRY: (required) NXentry
collection_identifier: (required) NX_CHAR
collection_title: (required) NX_CHAR
definition: (required) NX_CHAR
Official NXDL schema after this file goes to applications.
Obligatory value:
NXsnseventduration: (required) NX_FLOAT {units=NX_TIME}
end_time: (required) NX_DATE_TIME
entry_identifier: (required) NX_CHAR
experiment_identifier: (required) NX_CHAR
notes: (required) NX_CHAR
proton_charge: (required) NX_FLOAT {units=NX_CHARGE}
raw_frames: (required) NX_INT
run_number: (required) NX_CHAR
start_time: (required) NX_DATE_TIME
title: (required) NX_CHAR
total_counts: (required) NX_UINT {units=NX_UNITLESS}
total_uncounted_counts: (required) NX_UINT {units=NX_UNITLESS}
DASlogs: (required) NXcollection
Details of all logs, both from cvinfo file and from HistoTool (frequency and proton_charge).
LOG: (required) NXlog
average_value: (required) NX_FLOAT
average_value_error: (required) NX_FLOAT
DEPRECATED: see https://github.com/nexusformat/definitions/issues/821
average_value_errors: (required) NX_FLOAT
description: (required) NX_CHAR
duration: (required) NX_FLOAT
maximum_value: (required) NX_FLOAT
minimum_value: (required) NX_FLOAT
time[nvalue]: (required) NX_FLOAT
value[nvalue]: (required) NX_FLOAT
POSITIONER: (optional) NXpositioner
Motor logs from cvinfo file.
average_value: (required) NX_FLOAT
average_value_error: (required) NX_FLOAT
DEPRECATED: see https://github.com/nexusformat/definitions/issues/821
average_value_errors: (required) NX_FLOAT
description: (required) NX_CHAR
duration: (required) NX_FLOAT
maximum_value: (required) NX_FLOAT
minimum_value: (required) NX_FLOAT
time[numvalue]: (required) NX_FLOAT
value[numvalue]: (required) NX_FLOAT
SNSHistoTool: (required) NXnote
DATA: (required) NXdata
EVENT_DATA: (required) NXevent_data
event_index: link (suggested target:
/NXentry/NXinstrument/NXdetector/event_index)event_pixel_id: link (suggested target:
/NXentry/NXinstrument/NXdetector/event_pixel_id)event_time_of_flight: link (suggested target:
/NXentry/NXinstrument/NXdetector/event_time_of_flight)pulse_time: link (suggested target:
/NXentry/NXinstrument/NXdetector/pulse_time)instrument: (required) NXinstrument
SNSdetector_calibration_id: (required) NX_CHAR
Detector calibration id from DAS.
SNSgeometry_file_name: (required) NX_CHAR
SNStranslation_service: (required) NX_CHAR
beamline: (required) NX_CHAR
name: (required) NX_CHAR
SNS: (required) NXsource
frequency: (required) NX_FLOAT {units=NX_FREQUENCY}
name: (required) NX_CHAR
probe: (required) NX_CHAR
type: (required) NX_CHAR
DETECTOR: (required) NXdetector
azimuthal_angle[numx, numy]: (required) NX_FLOAT {units=NX_ANGLE}
data_x_y[numx, numy]: (required) NX_UINT
expect
signal=2 axes="x_pixel_offset,y_pixel_offset”distance[numx, numy]: (required) NX_FLOAT {units=NX_LENGTH}
event_index[numpulses]: (required) NX_UINT
event_pixel_id[numevents]: (required) NX_UINT
event_time_of_flight[numevents]: (required) NX_FLOAT {units=NX_TIME_OF_FLIGHT}
pixel_id[numx, numy]: (required) NX_UINT
polar_angle[numx, numy]: (required) NX_FLOAT {units=NX_ANGLE}
pulse_time[numpulses]: (required) NX_FLOAT {units=NX_TIME}
total_counts: (required) NX_UINT
x_pixel_offset[numx]: (required) NX_FLOAT {units=NX_LENGTH}
y_pixel_offset[numy]: (required) NX_FLOAT {units=NX_LENGTH}
origin: (required) NXgeometry
orientation: (required) NXorientation
value[6]: (required) NX_FLOAT
Six out of nine rotation parameters.
shape: (required) NXshape
translation: (required) NXtranslation
DISK_CHOPPER: (optional) NXdisk_chopper
moderator: (required) NXmoderator
APERTURE: (optional) NXaperture
x_pixel_offset: (required) NX_FLOAT {units=NX_LENGTH}
origin: (required) NXgeometry
orientation: (required) NXorientation
value[6]: (required) NX_FLOAT
Six out of nine rotation parameters.
shape: (required) NXshape
translation: (required) NXtranslation
ATTENUATOR: (optional) NXattenuator
POLARIZER: (optional) NXpolarizer
CRYSTAL: (optional) NXcrystal
type: (required) NX_CHAR
wavelength: (required) NX_FLOAT {units=NX_WAVELENGTH}
origin: (required) NXgeometry
description: (required) NX_CHAR
orientation: (required) NXorientation
value[6]: (required) NX_FLOAT
Six out of nine rotation parameters.
shape: (required) NXshape
translation: (required) NXtranslation
MONITOR: (optional) NXmonitor
sample: (required) NXsample
USER: (required) NXuser
Hypertext Anchors¶
Table of hypertext anchors for all groups, fields, attributes, and links defined in this class.