Combined photon–neutron radiography for nondestructive analysis of materials

Document Type

Article

Publication Date

1-1-2016

Publication Title

Journal of Radioanalytical and Nuclear Chemistry

Volume

307

Issue

3

First page number:

2307

Last page number:

2312

Abstract

Combined photon–neutron radiography was investigated as a nondestructive method to determine the shape and material composition of complex objects. A system consisting of photon and neutron sources in a cone-beam configuration and a 2D detector array was modeled using the MCNP5 code. Photon-to-neutron transmission ratios were determined for a car engine using 0.1, 0.5, 2.5 MeV neutrons and 0.2, 0.5, 1 MeV photons. Focusing on inherent difference between neutron and photon interactions with matter, it was possible to classify materials within the scanned object. © 2015, Akadémiai Kiadó, Budapest, Hungary.

Keywords

Fast neutron radiography; MCNP5; Monte Carlo simulation; Nondestructive analysis; Photon radiography

Language

English

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