2.3.3.3.194. NXsnsevent¶
Status:
application 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. ...
Official NXDL schema after this file goes to applications.
Obligatory value:
NXsnsevent
duration: (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 ⤆
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: (optional) 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: (required) NX_FLOAT (Rank: 1, Dimensions: [nvalue])
value: (required) NX_FLOAT (Rank: 1, Dimensions: [nvalue])
POSITIONER: (optional) NXpositioner
Motor logs from cvinfo file.
average_value: (required) NX_FLOAT
average_value_error: (optional) 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: (required) NX_FLOAT (Rank: 1, Dimensions: [numvalue])
value: (required) NX_FLOAT (Rank: 1, Dimensions: [numvalue])
SNSHistoTool: (required) NXnote
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
DETECTOR: (required) NXdetector ⤆
azimuthal_angle: (required) NX_FLOAT (Rank: 2, Dimensions: [numx, numy]) {units=NX_ANGLE} ⤆
data_x_y: (required) NX_UINT (Rank: 2, Dimensions: [numx, numy])
expect
signal=2 axes="x_pixel_offset,y_pixel_offset
”distance: (required) NX_FLOAT (Rank: 2, Dimensions: [numx, numy]) {units=NX_LENGTH} ⤆
event_index: (required) NX_UINT (Rank: 1, Dimensions: [numpulses])
event_pixel_id: (required) NX_UINT (Rank: 1, Dimensions: [numevents])
event_time_of_flight: (required) NX_FLOAT (Rank: 1, Dimensions: [numevents]) {units=NX_TIME_OF_FLIGHT}
pixel_id: (required) NX_UINT (Rank: 2, Dimensions: [numx, numy])
polar_angle: (required) NX_FLOAT (Rank: 2, Dimensions: [numx, numy]) {units=NX_ANGLE} ⤆
pulse_time: (required) NX_FLOAT (Rank: 1, Dimensions: [numpulses]) {units=NX_TIME}
total_counts: (required) NX_UINT
x_pixel_offset: (required) NX_FLOAT (Rank: 1, Dimensions: [numx]) {units=NX_LENGTH} ⤆
y_pixel_offset: (required) NX_FLOAT (Rank: 1, Dimensions: [numy]) {units=NX_LENGTH} ⤆
origin: (required) NXgeometry ⤆
DISK_CHOPPER: (optional) NXdisk_chopper ⤆
moderator: (required) NXmoderator ⤆
APERTURE: (optional) NXaperture ⤆
x_pixel_offset: (required) NX_FLOAT {units=NX_LENGTH}
origin: (required) NXgeometry ⤆
ATTENUATOR: (optional) NXattenuator ⤆
POLARIZER: (optional) NXpolarizer ⤆
CRYSTAL: (optional) NXcrystal ⤆
wavelength: (required) NX_FLOAT {units=NX_WAVELENGTH} ⤆
origin: (required) NXgeometry ⤆
description: (required) NX_CHAR ⤆
orientation: (required) NXorientation ⤆
translation: (required) NXtranslation ⤆
MONITOR: (optional) NXmonitor ⤆
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