[ Identification | Description | Input parameters | Links ]

The Bispectral Instrument

Example of bispectral extraction on ESS Butterfly moderator using Union components

Identification

• Site: ESS
• Author: Mads Bertelsen (mads.bertelsen@ess.eu)
• Origin: ESS
• Date: October 2025

Description

Bispectral switch conisting of Si blades with supermirror coating and Cu walls,
with different coatings. Materials are simulated using NCrystal.

Example: mcrun Bispectral.instr l_min=0.5 l_max=6.0

Input parameters

Parameters in boldface are required; the others are optional.

Name	Unit	Description	Default
l_min	AA	Shortest simulated wavelength	0.5
l_max	AA	Longest simulated wavelength	6.0

Links

• Source code for Bispectral.instr.
• A reference/HTML link for more information

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[ Identification | Description | Input parameters | Links ]

Generated for mcstas 3.6.1

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Last Modified: Friday, 12-Dec-2025 12:58:05 CET