[ Identification | Description | Input parameters | Links ]

The Fermi_chop2a Component

Identification

• Site:
• Author: Garrett Granroth
• Origin:
• Date: 6 Feb 2005

Description

Models an SNS Fermic Chopper, used in the SNS_ARCS instrument model.

Input parameters

Parameters in boldface are required; the others are optional.

Name	Unit	Description	Default
len	m	slit package length
w	m	slit package width
nu	Hz	frequency
delta	sec	time from edge of chopper to center Phase angle
tc	sec	time when desired neutron is at the center of the chopper
ymin	m	Lower y bound
ymax	m	Upper y bound
nchan	1	number of channels in chopper
bw	m	blade width
blader	m	blade radius

AT (	,	,		) RELATIVE		Generate
ROTATED (	,	,		) RELATIVE

Links

• Source code for Fermi_chop2a.comp.

---

[ Identification | Description | Input parameters | Links ]

Generated on mcstas 3.5.32

---

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