[ Identification | Description | Input parameters | Links ]

The IncoherentPhonon_test Instrument

Test of IncoherentPhonon_process

Identification

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

Description

Test instrument for the IncoherentPhonon_process physics process from
V. Laliena, Uni Zaragoza.

Example: comp_select=1 Detector: energy_mon_2_I=1156.84

Input parameters

Parameters in boldface are required; the others are optional.

Name	Unit	Description	Default
comp_select		1: Union components, 2: Incoherent	1
sample_radius	m	Radius of sample	0.01
sample_height	m	Height of sample	0.03
pack		Packing factor	1
sigma_inc_vanadium	barns	Incoherent cross-section	5.08
sigma_abs_vanadium	barns	Absorption cross-section	5.08
Vc_vanadium	AA^3	Unit cell volume	13.827
geometry_interact		p_interact for the Union sample	0.5
nphe_exact			1
nphe_approx			0
approx			0
mph_resum			0
T			294
density			6.0
M			50.94
sigmaCoh			0.0184
sigmaInc			5.08
dosfn			"dos_meV.txt"
nxs			1000
kabsmin			0.1
kabsmax			25
interact_fraction			-1

Links

• Source code for IncoherentPhonon_test.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