NXarchive¶
Status:
application definition, extends NXobject
Description:
This is a definition for data to be archived by ICAT (http://www.icatproject.org/).
Symbols:
No symbol table
- Groups cited:
Structure:
entry: (required) NXentry
@index: (required) NX_CHAR
title: (required) NX_CHAR
experiment_identifier: (required) NX_CHAR
unique identifier for the experiment
experiment_description: (required) NX_CHAR
Brief description of the experiment and its objectives
collection_identifier: (required) NX_CHAR
ID of user or DAQ define group of data files
collection_description: (required) NX_CHAR
Brief summary of the collection, including grouping criteria
entry_identifier: (required) NX_CHAR
unique identifier for this measurement as provided by the facility
start_time: (required) NX_DATE_TIME
end_time: (required) NX_DATE_TIME
duration: (required) NX_FLOAT {units=NX_TIME}
TODO: needs documentation
collection_time: (required) NX_FLOAT {units=NX_TIME}
TODO: needs documentation
run_cycle: (required) NX_CHAR
TODO: needs documentation
revision: (required) NX_CHAR
revision ID of this file, may be after recalibration, reprocessing etc.
definition: (required) NX_CHAR
Official NeXus NXDL schema to which this file conforms
Obligatory value:
NXarchiveprogram: (required) NX_CHAR
The program and version used for generating this file
@version: (required) NX_CHAR
release_date: (required) NX_CHAR {units=NX_TIME}
when this file is to be released into PD
user: (required) NXuser
instrument: (required) NXinstrument
name: (required) NX_CHAR
description: (required) NX_CHAR
Brief description of the instrument
SOURCE: (required) NXsource
type: (required) NX_CHAR
Any of these values:
Spallation Neutron Source
Pulsed Reactor Neutron Source
Reactor Neutron Source
Synchrotron X-Ray Source
Pulsed Muon Source
Rotating Anode X-Ray
Fixed Tube X-Rayname: (required) NX_CHAR
probe: (required) NX_CHAR
Any of these values:
neutron|x-ray|electronsample: (required) NXsample
name: (required) NX_CHAR
Descriptive name of sample
sample_id: (required) NX_CHAR
Unique database id of the sample
description: (required) NX_CHAR
type: (required) NX_CHAR
Any of these values:
sample
sample+can
calibration sample
normalisation sample
simulated data
none
sample_environmentchemical_formula: (required) NX_CHAR
Chemical formula formatted according to CIF conventions
preparation_date: (required) NX_CHAR {units=NX_TIME}
situation: (required) NX_CHAR
Description of the environment the sample is in: air, vacuum, oxidizing atmosphere, dehydrated, etc.
temperature: (required) NX_FLOAT {units=NX_TEMPERATURE}
magnetic_field: (required) NX_FLOAT {units=NX_CURRENT}
electric_field: (required) NX_FLOAT {units=NX_VOLTAGE}
stress_field: (required) NX_FLOAT {units=NX_UNITLESS}
pressure: (required) NX_FLOAT {units=NX_PRESSURE}
Hypertext Anchors¶
List of hypertext anchors for all groups, fields, attributes, and links defined in this class.
