[ Identification | Description | Input parameters | Links ]

The Test_DiskChoppers2 Instrument

Simple test instrument that compares DiskChoppers with a simple, rotating Slit.

Identification

• Site: Tests_optics
• Author: Peter Willendrup
• Origin: DTU
• Date: September 2018

Description

Simple test instrument that compares DiskChoppers with a simple, rotating Slit.
When ABSORBER is set, a slab of B4C is acts as absorbing medium.

Input parameters

Parameters in boldface are required; the others are optional.

Name	Unit	Description	Default
chopper	int	chopper=0 selects DiskChopper, chopper=1 selects a rotating Slit	0
lambda	AA	Mean wavelength produced from the source	10
dlambda	AA	Halfwidth of wavelenghts produced from the source	9.9
deltay	m	Position of centre of rotation vs. beam in slit case	0.19
dx			0.016
nu	Hz	Chopper frequency	10
phase	deg	Chopper phase	0
ABSORBER	1	Flag to indicate if slab is B4C(=1) or perfect(=0)	0
tz	m	Thickness of B4C slab	0.001

Links

• Source code for Test_DiskChoppers2.instr.

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[ Identification | Description | Input parameters | Links ]

Generated for mcstas 3.5.32

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