Article ID Journal Published Year Pages File Type
1682667 Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 2015 6 Pages PDF
Abstract

Neutron energy spectra and angular distributions are calculated for 120 GeV protons on thick graphite, aluminum, copper, and tungsten targets using relevant physics models within the Monte-Carlo simulation package Geant4. The calculations are compared to data from recent experiment. Discrepancies are observed between experimental data and Geant4 models, and suggest that improvements of the intra-(INC) and inter-nuclear cascade processes employed by the models are required.

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Physical Sciences and Engineering Materials Science Surfaces, Coatings and Films
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