3.3.2.4. NXdirecttof

Status:

application definition, extends NXtofraw

Description:

This is a application definition for raw data from a direct geometry TOF spectrometer

Symbols:

No symbol table

Groups cited:

NXdisk_chopper, NXentry, NXfermi_chopper, NXinstrument

Structure:

entry: (required) NXentry ⤆

title: (required) NX_CHAR ⤆

start_time: (required) NX_DATE_TIME ⤆

definition: (required) NX_CHAR ⤆

Official NeXus NXDL schema to which this file conforms ...

Official NeXus NXDL schema to which this file conforms

Obligatory value: NXdirecttof

INSTRUMENT: (required) NXinstrument ⤆

We definitly want the rotation_speed and energy of the chopper. Thus either ...

We definitly want the rotation_speed and energy of the chopper. Thus either a fermi_chopper or a disk_chopper group is required.

fermi_chopper: (optional) NXfermi_chopper ⤆

rotation_speed: (required) NX_FLOAT {units=NX_FREQUENCY} ⤆

chopper rotation speed

energy: (required) NX_FLOAT {units=NX_ENERGY} ⤆

energy selected

disk_chopper: (optional) NXdisk_chopper ⤆

rotation_speed: (required) NX_FLOAT {units=NX_FREQUENCY} ⤆

chopper rotation speed

energy: (required) NX_FLOAT {units=NX_ENERGY}

energy selected

Hypertext Anchors

List of hypertext anchors for all groups, fields, attributes, and links defined in this class.

NXDL Source:

https://github.com/nexusformat/definitions/blob/main/applications/NXdirecttof.nxdl.xml