McStas logo McStas - A neutron ray-trace simulation package ILL; PSI; ESS Niels Bohr Institute DTU Physics

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User and Programmers Guide to the Neutron Ray-Tracing Package McStas, version 3.9

1 This is not correct in a situation where the detector counts a large fraction of the neutron rays in the simulation, but we will neglect that for now.

Last Modified: Tuesday, 06-Oct-2026 21:19:11 CEST
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