[ Identification | Description | Input parameters | Links ]

The Single_crystal_validation Instrument

Identification

• Site: Union_validation
• Author: Mads Bertelsen
• Origin: Johns Hopkins University, Baltimore
• Date: May 2016

Description

Validation of Union single crystal against standard single_crystal.

Input parameters

Parameters in boldface are required; the others are optional.

Name	Unit	Description	Default
comp_select	1	1: Union components, 2: Single crystal	1
material_data_file	string	Sample material defintion	"YBaCuO.lau"
sigma_inc	barns	Sample incoherent cross-section	2.105
my_absorption_union	m^-1	Sample mass-absorption coefficient	8.55
sigma_abs_sc	banrs	Sample absorption cross-section	0
delta_d_d		Sample latttice spacing variation	1e-4
mosaic	arcmin	Sample mosaicity	5
unit_cell_volume	AA	Sample unit cell volume	173.28
lam0	AA	Source mean wavelength	7
dlam	AA	Source wavelength spread	5
xwidth	m	Sample x-dimension	0.01
yheight	m	Sample y-dimension	0.01
zdepth	m	Sample z-dimension	0.01
x_rotation_geometry	deg	Rotates union geometry component around x	0
y_rotation_geometry	deg	Rotates union geometry component around y	0
x_rotation_geometry_ref	deg	Rotates reference component around x	0
y_rotation_geometry_ref	deg	Rotates reference component around y	0
x_rotation_process	deg	Rotates crystal process (crystal orientation), x	0
y_rotation_process	deg	Rotates crystal process (crystal orientation), y	0
geometry_interact	deg	Rotates crystal process (crystal orientation), z	0
PG		Sample PG-mode	0
powder		Sample powder-mode	0

Links

• Source code for Single_crystal_validation.instr.

---

[ Identification | Description | Input parameters | Links ]

Generated for mcstas 3.5.32

---

Last Modified: Monday, 30-Jun-2025 11:05:10 CEST