NXsnsevent¶
Status:
base class, 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: (optional) NXentry
collection_identifier: (optional) NX_CHAR
collection_title: (optional) NX_CHAR
definition: (optional) NX_CHAR
Official NXDL schema after this file goes to applications.
Obligatory value:
NXsnsevent
duration: (optional) NX_FLOAT {units=NX_TIME}
end_time: (optional) NX_DATE_TIME
entry_identifier: (optional) NX_CHAR
experiment_identifier: (optional) NX_CHAR
notes: (optional) NX_CHAR
proton_charge: (optional) NX_FLOAT {units=NX_CHARGE}
raw_frames: (optional) NX_INT
run_number: (optional) NX_CHAR
start_time: (optional) NX_DATE_TIME
title: (optional) NX_CHAR
total_counts: (optional) NX_UINT {units=NX_UNITLESS}
total_uncounted_counts: (optional) NX_UINT {units=NX_UNITLESS}
DASlogs: (optional) NXcollection
Details of all logs, both from cvinfo file and from HistoTool (frequency and proton_charge).
LOG: (optional) NXlog
average_value: (optional) NX_FLOAT
average_value_error: (optional) NX_FLOAT
DEPRECATED: see https://github.com/nexusformat/definitions/issues/821
average_value_errors: (optional) NX_FLOAT
description: (optional) NX_CHAR
duration: (optional) NX_FLOAT
maximum_value: (optional) NX_FLOAT
minimum_value: (optional) NX_FLOAT
time: (optional) NX_FLOAT (Rank: 1, Dimensions: [nvalue])
value: (optional) NX_FLOAT (Rank: 1, Dimensions: [nvalue])
POSITIONER: (optional) NXpositioner
Motor logs from cvinfo file.
average_value: (optional) NX_FLOAT
average_value_error: (optional) NX_FLOAT
DEPRECATED: see https://github.com/nexusformat/definitions/issues/821
average_value_errors: (optional) NX_FLOAT
description: (optional) NX_CHAR
duration: (optional) NX_FLOAT
maximum_value: (optional) NX_FLOAT
minimum_value: (optional) NX_FLOAT
time: (optional) NX_FLOAT (Rank: 1, Dimensions: [numvalue])
value: (optional) NX_FLOAT (Rank: 1, Dimensions: [numvalue])
SNSHistoTool: (optional) NXnote
DATA: (optional) NXdata
EVENT_DATA: (optional) 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: (optional) NXinstrument
SNSdetector_calibration_id: (optional) NX_CHAR
Detector calibration id from DAS.
SNSgeometry_file_name: (optional) NX_CHAR
SNStranslation_service: (optional) NX_CHAR
beamline: (optional) NX_CHAR
name: (optional) NX_CHAR
SNS: (optional) NXsource
frequency: (optional) NX_FLOAT {units=NX_FREQUENCY}
name: (optional) NX_CHAR
probe: (optional) NX_CHAR
type: (optional) NX_CHAR
DETECTOR: (optional) NXdetector
azimuthal_angle: (optional) NX_FLOAT (Rank: 2, Dimensions: [numx, numy]) {units=NX_ANGLE}
data_x_y: (optional) NX_UINT (Rank: 2, Dimensions: [numx, numy])
expect
signal=2 axes="x_pixel_offset,y_pixel_offset
”distance: (optional) NX_FLOAT (Rank: 2, Dimensions: [numx, numy]) {units=NX_LENGTH}
event_index: (optional) NX_UINT (Rank: 1, Dimensions: [numpulses])
event_pixel_id: (optional) NX_UINT (Rank: 1, Dimensions: [numevents])
event_time_of_flight: (optional) NX_FLOAT (Rank: 1, Dimensions: [numevents]) {units=NX_TIME_OF_FLIGHT}
pixel_id: (optional) NX_UINT (Rank: 2, Dimensions: [numx, numy])
polar_angle: (optional) NX_FLOAT (Rank: 2, Dimensions: [numx, numy]) {units=NX_ANGLE}
pulse_time: (optional) NX_FLOAT (Rank: 1, Dimensions: [numpulses]) {units=NX_TIME}
total_counts: (optional) NX_UINT
x_pixel_offset: (optional) NX_FLOAT (Rank: 1, Dimensions: [numx]) {units=NX_LENGTH}
y_pixel_offset: (optional) NX_FLOAT (Rank: 1, Dimensions: [numy]) {units=NX_LENGTH}
origin: (optional) NXgeometry
orientation: (optional) NXorientation
value: (optional) NX_FLOAT (Rank: 1, Dimensions: [6])
Six out of nine rotation parameters.
shape: (optional) NXshape
translation: (optional) NXtranslation
DISK_CHOPPER: (optional) NXdisk_chopper
moderator: (optional) NXmoderator
APERTURE: (optional) NXaperture
x_pixel_offset: (optional) NX_FLOAT {units=NX_LENGTH}
origin: (optional) NXgeometry
orientation: (optional) NXorientation
value: (optional) NX_FLOAT (Rank: 1, Dimensions: [6])
Six out of nine rotation parameters.
shape: (optional) NXshape
translation: (optional) NXtranslation
ATTENUATOR: (optional) NXattenuator
POLARIZER: (optional) NXpolarizer
CRYSTAL: (optional) NXcrystal
type: (optional) NX_CHAR
wavelength: (optional) NX_FLOAT {units=NX_WAVELENGTH}
origin: (optional) NXgeometry
description: (optional) NX_CHAR
orientation: (optional) NXorientation
value: (optional) NX_FLOAT (Rank: 1, Dimensions: [6])
Six out of nine rotation parameters.
shape: (optional) NXshape
translation: (optional) NXtranslation
MONITOR: (optional) NXmonitor
sample: (optional) NXsample
USER: (optional) NXuser
Hypertext Anchors¶
List of hypertext anchors for all groups, fields, attributes, and links defined in this class.
/NXsnsevent/ENTRY/DASlogs/POSITIONER/average_value_error-field
/NXsnsevent/ENTRY/DASlogs/POSITIONER/average_value_errors-field
/NXsnsevent/ENTRY/instrument/APERTURE/origin/orientation-group
/NXsnsevent/ENTRY/instrument/APERTURE/origin/orientation/value-field
/NXsnsevent/ENTRY/instrument/APERTURE/origin/shape/description-field
/NXsnsevent/ENTRY/instrument/APERTURE/origin/shape/shape-field
/NXsnsevent/ENTRY/instrument/APERTURE/origin/shape/size-field
/NXsnsevent/ENTRY/instrument/APERTURE/origin/translation-group
/NXsnsevent/ENTRY/instrument/APERTURE/origin/translation/distance-field
/NXsnsevent/ENTRY/instrument/CRYSTAL/origin/description-field
/NXsnsevent/ENTRY/instrument/CRYSTAL/origin/orientation-group
/NXsnsevent/ENTRY/instrument/CRYSTAL/origin/orientation/value-field
/NXsnsevent/ENTRY/instrument/CRYSTAL/origin/shape/description-field
/NXsnsevent/ENTRY/instrument/CRYSTAL/origin/shape/shape-field
/NXsnsevent/ENTRY/instrument/CRYSTAL/origin/shape/size-field
/NXsnsevent/ENTRY/instrument/CRYSTAL/origin/translation-group
/NXsnsevent/ENTRY/instrument/CRYSTAL/origin/translation/distance-field
/NXsnsevent/ENTRY/instrument/DETECTOR/event_time_of_flight-field
/NXsnsevent/ENTRY/instrument/DETECTOR/origin/orientation-group
/NXsnsevent/ENTRY/instrument/DETECTOR/origin/orientation/value-field
/NXsnsevent/ENTRY/instrument/DETECTOR/origin/shape/description-field
/NXsnsevent/ENTRY/instrument/DETECTOR/origin/shape/shape-field
/NXsnsevent/ENTRY/instrument/DETECTOR/origin/shape/size-field
/NXsnsevent/ENTRY/instrument/DETECTOR/origin/translation-group
/NXsnsevent/ENTRY/instrument/DETECTOR/origin/translation/distance-field
/NXsnsevent/ENTRY/instrument/moderator/coupling_material-field
/NXsnsevent/ENTRY/instrument/SNSdetector_calibration_id-field