2.3.3.1.69. NXvelocity_selector¶
Status:
base class, extends NXcomponent
Description:
A neutron velocity selector
Symbols:
No symbol table
- Groups cited:
Structure:
type: (optional) NX_CHAR
velocity selector type
rotation_speed: (optional) NX_FLOAT {units=NX_FREQUENCY}
velocity selector rotation speed
radius: (optional) NX_FLOAT {units=NX_LENGTH}
radius at beam centre
spwidth: (optional) NX_FLOAT {units=NX_LENGTH}
spoke width at beam centre
length: (optional) NX_FLOAT {units=NX_LENGTH}
rotor length
num: (optional) NX_INT {units=NX_UNITLESS}
number of spokes/lamella
twist: (optional) NX_FLOAT {units=NX_ANGLE}
twist angle along axis
table: (optional) NX_FLOAT {units=NX_ANGLE}
offset vertical angle
height: (optional) NX_FLOAT {units=NX_LENGTH}
input beam height
width: (optional) NX_FLOAT {units=NX_LENGTH}
input beam width
wavelength: (optional) NX_FLOAT {units=NX_WAVELENGTH}
wavelength
wavelength_spread: (optional) NX_FLOAT {units=NX_WAVELENGTH}
deviation FWHM /Wavelength
depends_on: (optional) NX_CHAR ⤆
Add a definition for the reference point of a velocity selector. ...
geometry: (optional) NXgeometry
DEPRECATED: Use the field depends_on and NXtransformations to position the velocity selector and NXoff_geometry to describe its shape instead
OFF_GEOMETRY: (optional) NXoff_geometry
This group describes the shape of the beam line component
Hypertext Anchors¶
List of hypertext anchors for all groups, fields, attributes, and links defined in this class.
